WO2016048001A1 - 카테터 및 그 제조 방법 - Google Patents
카테터 및 그 제조 방법 Download PDFInfo
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- WO2016048001A1 WO2016048001A1 PCT/KR2015/009936 KR2015009936W WO2016048001A1 WO 2016048001 A1 WO2016048001 A1 WO 2016048001A1 KR 2015009936 W KR2015009936 W KR 2015009936W WO 2016048001 A1 WO2016048001 A1 WO 2016048001A1
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- cylinder
- catheter
- cylinder member
- power supply
- electrode
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1492—Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/08—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
- A61B18/10—Power sources therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/08—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
- A61B18/082—Probes or electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0277—Bendability or stretchability details
- H05K1/028—Bending or folding regions of flexible printed circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/12—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00172—Connectors and adapters therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00345—Vascular system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00577—Ablation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00791—Temperature
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00791—Temperature
- A61B2018/00821—Temperature measured by a thermocouple
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B2018/1467—Probes or electrodes therefor using more than two electrodes on a single probe
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B2018/1497—Electrodes covering only part of the probe circumference
Definitions
- the present invention relates to a catheter, and more particularly to a medical catheter for the treatment of diseases, in particular a nerve blocking catheter for ablation of a part of the nerve so that nerve conduction can be inactivated and a method of manufacturing the same. It is about.
- Nerve block is a method of blocking a part of nerve pathways so that stimulation or information is not transmitted to various nerves such as perceptual nerve or autonomic nerve.
- nerve block surgery is increasingly used for the treatment of various diseases including arrhythmias, pain relief, plastic surgery, and the like.
- hypertensive patients have been treated with hypertension depending on the drug.
- the method of lowering blood pressure by the drug has a number of problems, such as the inconvenience of continuing to take the drug, the cost, and side effects such as long-term damage due to long-term use of the drug.
- some hypertensive patients suffer from refractory hypertension, which is not controlled as a drug. Since such refractory hypertension is not treated with drugs, the risk of causing an accident such as stroke, arrhythmia, kidney disease, etc. to the patient is high, and the treatment of refractory hypertension is very serious and urgent.
- nerve block surgery is attracting attention as a breakthrough method for treating hypertension.
- nerve block surgery for treating hypertension may be performed in such a way that nerve conduction is inactivated by ablation of the renal nerves, sympathetic nerves around the renal arteries, thereby blocking the renal nerves.
- Activation of the renal nerve increases the production of the renin hormone by the kidneys, which can lead to an increase in blood pressure. Therefore, the nerve conduction may not be performed when blocking the renal nerve, it has been demonstrated in recent experiments that can be treated for hypertension.
- a typical method of blocking renal nerves for the treatment of hypertension is using a catheter.
- Catheter nerve block surgery involves the use of RF (Radio Frequency) energy at the distal end of the catheter, with the catheter inserted into a part of the body, such as the thigh, and the distal end of the catheter positioned in the renal artery along the vessel. This can be done in a manner that blocks the sympathetic nerves around the renal artery.
- RF Radio Frequency
- catheter-based nerve block surgery involves incision of much smaller areas than open block surgery, potential complications and side effects can be greatly reduced, and treatment and recovery time due to partial anesthesia is very short. It is attracting attention as a method of treating hypertension.
- the catheter should be small enough to be able to move freely along the inside of the blood vessel.
- the catheter should be small enough to be able to move freely along the inside of the blood vessel.
- the head portion of the conventionally developed or proposed catheter is provided with one or more electrodes and various devices for sensing, and also includes various wires for transmitting power or electrical signals to the electrodes and sensing devices. Therefore, it is a very difficult task in the prior art to manufacture a catheter having all of these and having a small size.
- the catheter especially the head portion of the catheter which is located at the most front end, because the size of its own must be small, the various structures that enter it also must be fine in size, it is not easy to handle such a fine structure.
- an object of the present invention is to provide a catheter with improved head structure and a method of manufacturing the same, which are designed to solve the problems as described above, to facilitate downsizing, easy to process, and excellent reproducibility.
- Catheter according to the present invention for achieving the above object, in particular a neuro-catheter catheter, a hollow cylinder member; One or more electrodes mounted to the cylinder member to generate heat; And a power supply wiring printed on the cylinder member and connected to the electrode to provide a power supply path to the electrode.
- the cylinder member two sides extending from one end to the other end of the hollow in the longitudinal direction of the hollow can be fixed.
- the cylinder member is provided with a projection on one side of the two sides, the insertion groove is provided on the other side, the projection is inserted into the insertion groove, the two sides can be fixedly coupled have.
- the cylinder member may include: a first cylinder in which a power supply wiring is printed from one end to the other end; A second cylinder coaxially spaced apart from the first cylinder in the longitudinal direction of the hollow from the first cylinder; And one end connected to the first cylinder, the other end connected to the second cylinder, the electrode mounted on an outer surface, and at least one end connected to the power supply wiring of the first cylinder.
- the connection member may be provided with a power supply wiring printed to a portion where the electrode is mounted.
- the connecting member may be configured such that at least a portion of the connecting member is bent so that the bending portion is away from the hollow when the distance between the first cylinder and the second cylinder is narrowed.
- connection members may be provided, and the electrodes may be mounted on two or more different connection members, respectively.
- At least one of the first cylinder and the second cylinder may have a step or a slope formed in the longitudinal direction of the hollow on the surface to which the connection member is connected.
- the electrode and one end of the power supply wiring is connected to the electrode, a plurality is included, the catheter according to the present invention, at least two or more other power supply wiring of the plurality of power supply wiring is connected, one or more
- the power supply input line may further include a distribution unit for distributing and outputting power supplied from one power input line to two or more power supply wirings.
- the distribution unit may be implemented using a multiplexer.
- the cylinder member may be formed in a cylindrical shape
- the distribution unit may be formed in a curved shape to be mounted on an inner wall surface of the cylinder member and to correspond to an inner surface of the cylinder member.
- the distribution unit may be configured to be bent.
- the distribution unit is configured in the form of a hollow tube, it may be coupled to one end of the cylinder member coaxially with the cylinder member.
- the catheter according to the present invention the temperature sensing member; And a temperature sensing wiring printed on the cylinder member and connected to the temperature sensing member to provide a path for transmitting temperature information sensed by the temperature sensing member.
- the catheter according to the present invention the tactile sensing member; And a tactile sensing wiring printed on the cylinder member and connected to the tactile sensing member to provide a path for transmitting tactile information sensed by the tactile sensing member.
- the catheter according to the present invention may further include a shaft body formed in a shape extending in one direction, the inner space is formed along the longitudinal direction, and coupled to one end of the cylinder member.
- the shaft body may include a power supply terminal in contact with at least a portion of the power supply wiring printed on the cylinder member.
- At least one of the cylinder member and the shaft body may include a coupling guide part for guiding a coupling direction of the cylinder member and the shaft body.
- the catheter according to the present invention may further include an end tip coupled to the other end of the cylinder member.
- the catheter manufacturing method according to the present invention for achieving the above object, in particular, a method for producing a nerve block catheter, comprising the steps of preparing a cylinder member in the form of a plate; Printing a power supply wiring on the plate-shaped cylinder member; Mounting an electrode on the plate-shaped cylinder member to be connected to the printed power supply wiring; Bending the cylinder member such that two sides of the cylinder member spaced apart from each other are adjacent to each other to form a cylinder having a hollow shape; And coupling and fixing two sides of the adjacent cylinder member by the bending.
- the nerve block device according to the present invention for achieving the above object includes a catheter according to the present invention.
- At least one wire is printed as an electrical path inside the catheter, in particular inside the catheter head. Therefore, according to this aspect of the present invention, it is not necessary to separately provide a power supply wire for supplying power to the electrode. Furthermore, in addition to the power supply wires, there is no need to separately provide a sensing wire for exchanging electrical signals with various sensing members.
- miniaturization of the catheter head can be more easily achieved.
- the catheter head it is located at the front end of the catheter, it can be said that the effect of the miniaturization is greater in that the electrode and various sensing members can be mounted.
- the catheter may be more easily applied to a procedure in which a separate component such as a sheath is inserted into the vessel without directly inserting the catheter and then moved by inserting the catheter into the sheath.
- the manufacturing process of the catheter may be simpler.
- the catheter head is first manufactured in two dimensions in the form of a wide plate, and then manufactured in a three-dimensional form through a bending process, so that the process may be further simplified and easily performed.
- the reproducibility for catheter manufacture is increased to increase the quality of the catheter, lower the defective rate, and improve safety or stability.
- the distribution unit since the distribution unit is included in the catheter, the number of wires for supplying power to various electrodes of the catheter can be reduced.
- the catheter may include various sensing wires for temperature sensing or tactile sensing in addition to the wire for supplying power.
- the number of sensing wires can be reduced through the distribution unit.
- the diameter of the catheter can be reduced by reducing the number of power supply wiring or sensing wiring included in the catheter, thereby facilitating the miniaturization of the catheter, thereby improving the safety of the patient's blood vessels It can increase.
- the catheter manufacturing process can be simplified.
- FIG. 1 is a perspective view schematically showing a head configuration of a catheter according to an embodiment of the present invention.
- FIG. 2 is a developed view of the configuration of FIG. 1.
- FIG. 2 is a developed view of the configuration of FIG. 1.
- FIG. 3 is a right side view of the configuration of FIG. 1.
- Figure 4 is a perspective view schematically showing the configuration of the catheter head according to another embodiment of the present invention.
- FIG. 5 is an exploded view of the configuration of FIG. 4.
- FIG. 6 is a cross-sectional view taken along line F1-F1 'of FIG. 4.
- FIG. 7 is a view schematically illustrating a configuration in which a connection member is bent in the configuration illustrated in FIG. 4.
- FIG. 8 is a cross-sectional view taken along line F2-F2 ′ of FIG. 7.
- FIG. 9 is a perspective view schematically showing the configuration of a catheter head according to another embodiment of the present invention.
- FIG. 10 is an exploded view of the configuration of FIG. 9.
- FIG. 11 is a perspective view schematically showing a head configuration of a catheter according to another embodiment of the present invention.
- FIG. 12 is an exploded view of the configuration of FIG. 11.
- FIG. 13 is a perspective view schematically showing the configuration of a catheter head according to another embodiment of the present invention.
- FIG. 14 is a development view schematically showing the configuration of the catheter head according to an embodiment of the present invention.
- 15 is an exploded perspective view schematically showing the configuration of a catheter according to another embodiment of the present invention.
- FIG. 16 is a combined perspective view of the configuration of FIG. 15.
- 17 is a cross-sectional view taken along the line M-M 'of FIG.
- FIG. 18 is a perspective view schematically showing the configuration of a catheter according to another embodiment of the present invention.
- FIG. 19 is a perspective view schematically showing the configuration of a catheter according to another embodiment of the present invention.
- 20 is a flowchart schematically illustrating a method of manufacturing a catheter according to an embodiment of the present invention.
- FIG. 1 is a perspective view schematically showing a head configuration of a catheter according to an embodiment of the present invention
- Figure 2 is a development view of the configuration of FIG. More specifically, FIG. 2 may be referred to as a form in which the portion A of FIG. 1 is separated and expanded in the B1 and B2 directions.
- 3 is a right side view of the configuration of FIG. 1.
- FIG. 1 and FIG. 2 for convenience of explanation, the configuration of the part not visible at the time of observation will be indicated by a dotted line.
- the head of the catheter means the end of the side of the longitudinal direction of the catheter extending in one direction to reach the treatment site, and may be referred to as terms such as a catheter tip or distal end. It may be.
- the catheter may have a proximal end positioned at the operator's side rather than the distal end as an end opposite to the head of the catheter.
- the distal end is an end positioned at the head side of the catheter, that is, the distal end side to distinguish both ends.
- the end located on the proximal end side of the catheter is referred to as the proximal end.
- the catheter according to the present invention may include a cylinder member 100, an electrode 200, and a power supply wiring 300.
- the cylinder member 100 is configured in the form of a tube or tube extending in one direction, the hollow space, that is, the hollow (V) is formed inside the longitudinal direction.
- the hollow V may be configured to expose at least one end portion along the longitudinal direction of the cylinder member 100.
- the cylinder member 100 may be configured in such a manner that both the left and right ends of the hollow V are open.
- the left end part of the cylinder member 100 is a proximal side end part
- the right end part is a distal side end part which reaches a procedure site
- the ratio of the length in the horizontal direction and the length in the vertical direction of the cylinder member 100 illustrated in FIG. 1 is merely an example. Therefore, the ratio of the left and right length and the vertical length of the cylinder member 100 may be configured in various ways.
- the cylinder member 100 may be formed in various forms according to the portion or purpose to be used, and the inner diameter or the outer diameter may be configured in various sizes.
- the cylinder member 100 may be made of various materials, and may be configured to have electrical insulation as a whole for the formation of the power supply wiring 300.
- the electrode 200 is mounted to the cylinder member 100 and may receive heat to generate heat.
- the heat generated by the electrode 200 may ablate the surrounding tissue.
- the electrode 200 may generate heat of about 40 ° C. or more, preferably 40 ° C. to 80 ° C., thereby cutting off nerves around blood vessels, thereby blocking nerves.
- the temperature of the heat generated by the electrode 200 may be implemented in various ways depending on the purpose or purpose of the catheter.
- the electrode 200 may be in contact with the blood vessel wall and apply heat to the nerve tissue located around the blood vessel, the electrode 200 may be in close contact with the blood vessel wall. Accordingly, the electrode 200 may have a curved shape, for example, a circle, a semicircle, or an ellipse, so as to correspond to the shape of the inner wall of the blood vessel. According to this embodiment, the adhesion of the electrode 200 to the blood vessel wall can be improved to contact the inner wall of the blood vessel as much as possible, so that the heat generated by the electrode 200 can be transferred to the neural tissue around the blood vessel well. Can be. In addition, when the electrode 200 is formed in a curved shape as described above, damage to the inner wall of the blood vessel by the electrode 200 may be prevented.
- the electrode 200 may be made of a material such as platinum or stainless steel, but the present invention is not limited to a specific material of the electrode 200, and considering various factors such as a heat generation method or a treatment site. It can be made of various materials.
- the electrode 200 may generate heat in a radio frequency (RF) manner.
- the electrode 200 may be electrically connected to the high frequency generating unit to emit nerves by radiating high frequency energy.
- the electrode 200 present in the catheter may act as a cathode, and the anode corresponding to the cathode may be connected to an energy supply unit such as a high frequency generating unit, similar to the cathode, and may be specified in the form of a patch. May be attached to the site.
- an energy supply unit such as a high frequency generating unit, similar to the cathode, and may be specified in the form of a patch. May be attached to the site.
- one or more electrodes 200 may be included.
- a plurality of electrodes 200 may be mounted to the cylinder member 100, as shown in the figure.
- the blocking rate for the nerves located around the blood vessel by the plurality of electrodes 200 can be higher.
- the power supply wiring 300 is printed on the cylinder member (100).
- the power supply wiring 300 may be provided in the cylinder member 100 in a manner that leaves the conductor as a two-dimensional pattern on one surface of the cylinder member 100, as shown in FIGS. 1 to 3. Can be.
- the power supply wiring 300 may be configured in such a way that the surface of the cylinder member 100 is exposed to the outside, but the present invention is not necessarily limited thereto and may be formed in a manner of being embedded in the cylinder member 100. It may be.
- a portion of the power supply wiring 300 may be connected to the electrode 200 to provide a power supply path for supplying power to the electrode 200.
- the power supply wiring 300 may be printed in a form that extends from one side (left side) to the other side (right side) to function as an electrical circuit. When power is supplied from one end, the power may flow along the power supply wiring 300 to be supplied to the electrode 200.
- one end of the power supply wiring 300 is connected to the high frequency generating unit so that the energy generated by the high frequency generating unit is transferred to the electrode 200, thereby generating heat by the high frequency energy at the electrode 200. You can make it possible.
- the power supply wiring 300 is shown in the form printed on the inner wall surface of the cylinder member 100, the present invention is not necessarily limited to this embodiment.
- the power supply wiring 300 may be printed on the outer wall surface of the cylinder member 100.
- the head portion of the catheter is connected to the electrode 200.
- the electrode 200 may be mounted on the power supply wiring 300, and the electrode 200 may be inserted into the hollow V of the cylinder member 100. Since there is no need for a process for connecting the catheter, the catheter manufacturing process may be simplified and the reproducibility may be increased, thereby improving the safety and stability of the catheter.
- the electrode 200 may be mounted to the cylinder member 100 in a form that is printed on the cylinder member (100).
- the electrode 200 may be mounted to the cylinder member 100 in a form in which a material capable of forming an electrode is printed on one surface of the cylinder member 100.
- the structure of the catheter can be simplified, downsized, and the process can be simplified.
- the cylinder member 100 may be configured in a form in which two sides from one end of the hollow V to the other end are coupled and fixed in the longitudinal direction of the hollow V.
- an engagement portion as indicated by A is formed on one side of the cylinder member 100. It may be provided along the longitudinal direction (left and right directions) of this hollow (V).
- This coupling part may be a part in which other sides of the cylinder member 100 spaced apart from each other are fastened and fixed to each other. Therefore, by releasing the engagement of the portion A and extending the cylinder member 100 in the directions of arrows B1 and B2, the cylinder member 100 may be configured in the form of a wide plate as shown in FIG.
- the cylinder member 100 includes two sides spaced apart from each other with respect to a member having a wide plate shape in which an electrode 200 is mounted and a power supply wiring 300 pattern is printed.
- A1 and A2) of 2 may be fastened by being fixed to each other to form a hollow as shown in FIG. 1.
- the two sides A1 and A2 coupled to each other are met by bending in the direction indicated by arrows C1 and C2, and may be fastened and fixed in a state where they meet each other.
- two sides coupled to each other may be fixedly coupled in contact with each other or may be fixedly coupled in a state where some surfaces overlap each other.
- the two sides joined to each other may be fixedly coupled to each other without being in contact with each other.
- the mounting of the electrode 200 and the power supply wiring 300 can be easily made. That is, the cylinder member 100 according to the present invention, as shown in Figure 2, because it is configured in the form of a plate, a plurality of sides spaced apart from each other through the bending is coupled, the electrode 200 of the The mounting and / or printing of the power supply wiring 300 may be performed in the form of a plate. Thus, this mounting and / or printing process can be easily performed.
- the cylinder member 100 may be formed in a cylindrical shape.
- the process of bending the cylinder member 100 in the form of a plate can be easier. That is, in order to form the cylindrical cylinder member 100, the bending process as indicated by C1 and C2 of Figure 2 can be made at once in a curved form and do not need to make a separate corner, so that the cylindrical shape through bending Formation can be easier.
- the cylinder member 100, the two sides may be fixedly coupled to each other in a manner that the projection is inserted into the insertion groove.
- a protrusion may be formed on the upper side A1 of the plate-shaped cylinder member 100, and a groove may be formed on the lower side A2.
- the cylinder member 100 in the form of a plate is bent in a circle in the directions of arrows C1 and C2 so that A1 and A2 are adjacent to each other, so that the projection of A1 is inserted into the insertion groove of A2. Can be maintained.
- the insertion fastening method may be implemented by a hook fixing method.
- the protrusion of A1 may be formed in a hook shape, and the protrusion may be fixed to the insertion groove of A2.
- the manner of fixing the coupling portion to the two sides of the cylinder member 100 is not necessarily limited to this embodiment, it may be implemented in various forms.
- the cylinder member 100 may be fixed to the two sides by an adhesive. That is, when the plate-shaped cylinder member 100 as shown in FIG. 2 is bent in the directions C1 and C2 so that the two sides A1 and A2 meet each other, an adhesive is applied on at least one side, and an adhesive is formed between A1 and A2. May be interposed. In this case, therefore, the bonding state of A1 and A2 can be maintained through such an adhesive.
- the plate-shaped cylinder member 100 is bent to form a tubular shape. Therefore, the cylinder member 100 may be made of a flexible material while having insulation.
- the cylinder member 100 may be made of a soft material such as rubber or plastic.
- the catheter according to the present invention may be provided with a plurality of electrodes 200.
- the at least two electrodes 200 may be configured to be spaced apart by a predetermined distance in the longitudinal direction of the cylinder member 100.
- the plurality of electrodes 200 may be configured to be spaced apart from each other in the longitudinal direction of the cylinder member 100, that is, in the longitudinal direction of the catheter.
- stenosis can be prevented from occurring due to ablation by the plurality of electrodes 200. That is, when each of the plurality of electrodes 200 radiates heat, a phenomenon in which the heated portion of the blood vessel bulges in the direction of the blood vessel may occur. When the distance between the electrodes 200 in the longitudinal direction of the blood vessel is close, stenosis is caused. Can occur.
- the heating portion of the blood vessel since the plurality of electrodes 200 are spaced a predetermined distance in the longitudinal direction of the catheter, the heating portion of the blood vessel may be formed to be spaced a predetermined distance along the longitudinal direction of the blood vessel. . Therefore, according to this configuration of the present invention, it is possible to prevent the occurrence of stenosis in the site even if heat is applied to relieve the nerve around the blood vessel.
- the distance between the electrode 200, d1 and d2 may be variously configured according to the size of the catheter or the site of the procedure.
- the catheter may be configured such that the distance between the electrodes 200 in the longitudinal direction (left and right direction of FIG. 1) of the cylinder member 100 is 0.3 cm to 0.8 cm.
- the two or more electrodes 200 may be configured to be spaced apart from each other by a predetermined angle with respect to the central axis of the cylinder member 100.
- the angles formed by the line segments connecting the electrodes 200 from the center point O are respectively g1, g2, and g3.
- g1, g2 and g3 have an angle greater than 0 °
- the angle between the three electrodes 200 may be configured to be spaced apart from each other.
- g1, g2 and g3 may all be configured to equal 120 °.
- the electrode 200 is widely purged in a 360 ° direction around the cylinder member 100. It can be configured to. Therefore, the electrode 200 may be configured so that the nerves are not missed in any part of the blood vessel.
- FIG. 4 is a perspective view schematically showing the configuration of the catheter head according to another embodiment of the present invention
- Figure 5 is a development view of the configuration of FIG. More specifically, FIG. 5 may be referred to as a diagram in which portions D and E of FIG. 4 are separated and expanded. 6 is sectional drawing about the F1-F1 'line
- the catheter like the configuration shown in FIGS. 1 to 3, is mounted on the cylinder member 100 with the electrode 200, and is connected to the electrode 200 in the form of the cylinder member.
- the power supply wiring 300 may be printed on the 100.
- the cylinder member 100 may include a first cylinder 110, a second cylinder 120, and a connection member 130.
- the first cylinder 110 is formed in the form of a cylinder having a hollow (V), the power supply wiring 300 can be printed from one end to the other end.
- the power supply wiring 300 may be printed from the left end to the right end of the first cylinder 110.
- the second cylinder 120 the hollow is formed to be coaxial with the first cylinder 110, may be configured to be spaced apart from the first cylinder 110 in the longitudinal direction of the hollow.
- the second cylinder 120 is located on the right side, that is, the distal side, of the first cylinder 110, and is disposed in a shape spaced apart from the first cylinder 110 by a predetermined distance. Can be.
- the connecting member 130 is interposed between the first cylinder 110 and the second cylinder 120 spaced apart from each other by a predetermined distance. That is, the connection member 130 may be configured such that one end is connected to the first cylinder 110 and the other end is connected to the second cylinder 120. For example, in the configurations of FIGS. 4 and 5, the connecting member 130 may be configured such that the left end is connected to the first cylinder 110 and the right end is connected to the second cylinder 120.
- connection member 130 may be embodied in an integrated form with the first cylinder 110 and / or the second cylinder 120.
- the connection member 130 may be provided by cutting the material in the form of a wide plate, as shown in FIG.
- all of the first cylinder 110, the second cylinder 120 and the connecting member 130 can be provided from one base plate, the connecting member 130 and the first cylinder ( There may be no need for a separate coupling element between the 110 and between the connecting member 130 and the second cylinder 120. Therefore, the manufacturing process of the cylinder member 100 becomes simple and it can prevent that a structure becomes complicated.
- connection member 130 may be implemented separately from the first cylinder 110 and / or the second cylinder 120.
- the connection member 130 may be made of a material or material separate from the first cylinder 110 and / or the second cylinder 120.
- the connecting member 130 may have various ends, for example, at both ends of the first cylinder 110 and / or the second cylinder 120, using fastening members such as protrusions, screws, and rivets, or adhesive members. Can be fixed in a manner.
- the connection member 130 may have an electrode 200 mounted on a surface thereof.
- the electrode 200 may be mounted on an outer surface of the connection member 130.
- the outer surface means a side surface that is located outside of the cylinder member 100, not an inner surface that forms the hollow of the cylinder member 100.
- the electrode 200 when the electrode 200 is located on the outer surface of the connection member 130, the electrode 200 may be located closer to the inner wall of the blood vessel.
- connection member 130, the power supply wiring 300 may be printed.
- the power supply wiring 300 of the connection member 130 may be formed from one end of the connection member 130 to a portion on which the electrode 200 is mounted.
- the power supply wiring 300 may be formed to extend from the left end of the connection member 130 to the portion where the electrode 200 is connected.
- the power supply wiring 300 printed on the connection member 130 is configured to be connected to the power supply wiring 300 of the first cylinder (110).
- the left end of the power supply wiring 300 printed on the connecting member 130 is different from the right end of the power supply wiring 300 printed on the first cylinder 110. It is configured to be connected. Therefore, the power supplied from one end of the first cylinder 110 is supplied to the electrode 200 via the power supply wiring 300 of the first cylinder 110 and the power supply wiring 300 of the connection member 130. Can be delivered.
- the power supply wiring 300 is shown as being printed only to the point where the electrode 200 is mounted, the present invention is not necessarily limited to this embodiment.
- the power supply wiring 300 may extend to the second cylinder 120 through the electrode 200.
- first cylinder 110 and the second cylinder 120 may be provided with a coupling portion along the longitudinal direction of each hollow. That is, in the first cylinder 110, two sides D1 and D2 spaced apart from each other by a predetermined distance are adjacent to each other by bending of the cylinder member 100, and may be coupled to each other to form a coupling part such as D. have.
- the second cylinder 120 may form a coupling part such as E by making two sides E1 and E2 spaced apart from each other by a predetermined distance to each other by bending the cylinder member 100 and being coupled to each other. have.
- the connecting member 130 may be configured such that at least a portion of the connecting member 130 is away from the hollow. . This will be described in more detail with reference to FIGS. 7 and 8.
- FIG. 7 is a view schematically illustrating a configuration in which the connecting member 130 is bent in the configuration illustrated in FIG. 4, and FIG. 8 is a cross-sectional view taken along line F2-F2 ′ of FIG. 7.
- connection member 130 when the distance between the first cylinder 110 and the second cylinder 120 approaches, the distance between both ends of the connection member 130 also becomes close, so that the connection member 130 is shown in FIG. As shown in FIG. 7, at least a portion may be bent.
- the bending portion of the connection member 130 may be configured to be far from the hollow.
- the bending portion is a vertex of the bent portion, that is, the portion where the bending degree is most severe at the bent portion of the connecting member 130, or from the central axis of the cylinder member 100 at the bent portion of the connecting member 130 It can be said that it means the farthest part.
- the bending portion away from the hollow means that the bending direction of the bending portion is formed in the outward direction of the cylinder member 100 such that the bending portion is away from the central axis O of the hollow.
- the connecting member 130 may be formed of a flexible material so that the bending portion is formed as the distance between the first cylinder 110 and the second cylinder 120 is narrowed.
- the connecting member 130 may be formed from one flexible base plate together with the first cylinder 110 and the second cylinder 120, in which case the connection Member 130 may also be bendable.
- connection member 130 may be formed of a material different from that of the first cylinder 110 and the second cylinder 120.
- the connection member 130 may be more severe than the first cylinder 110 and the second cylinder 120, so that the flexibility of the first cylinder 110 and the second cylinder 120,
- it may be composed of a material having a better elongation.
- the connecting member 130 similarly to the first cylinder 110 or the second cylinder 120, the connecting member 130 has a cross section in a direction perpendicular to the longitudinal direction. It may be configured in a curved form with respect to the central axis O of the hollow. Therefore, when the distance between both ends is closer, the connecting member 130 may be bent in a direction in which the bending portion is away from the hollow central axis O, as indicated by arrows I1, I2 and I3 in FIG. 8.
- An electrode 200 may be provided at the bending portion of the connection member 130.
- the electrode 200 may be provided at a portion located farthest from the hollow central axis among the bending portions of the connection member 130. That is, when the first cylinder 110 and the second cylinder 120 are close to each other and a bending portion is formed in the connecting member 130, the electrode 200 is located at a vertex of the bending portion that is located farthest from the hollow central axis. It may be provided.
- the catheter head while the catheter head is moving to the treatment site, the catheter head moves in the form as shown in FIG. 4, and when the catheter head reaches the treatment site, as shown in FIG. 7, the connecting member 130. ) Can be bent.
- the electrode 200 may protrude from the cylinder member 100 as much as possible, thereby allowing the electrode 200 to be closer to the blood vessel wall.
- the catheter head since the protrusion of the electrode 200 may be prevented during the movement, the catheter head may be more smoothly moved, and damage to the vessel wall by the connecting member 130 and the electrode 200 may be prevented.
- the cylinder member 100 may include a plurality of connection members 130.
- the electrodes 200 may be mounted on two or more different connection members 130, respectively.
- the cylinder member 100 may include three connection members 130.
- each of the three connection members 130 may be provided with an electrode 200.
- the power supply wiring 300 may be separately printed on each of the three connection members 130, and in response to the three power supply wiring 300
- the first cylinder 110 may also be printed with three power supply wiring (300).
- the nerve block rate around the blood vessel may be higher.
- the two or more connection members 130 may be configured such that the mounting point of the electrode 200 is spaced a predetermined distance in the hollow longitudinal direction.
- the electrodes 200 may be spaced apart from each other by a predetermined length in the longitudinal direction of the hollow, that is, in the longitudinal direction of the catheter. Therefore, according to this embodiment of the present invention, as described above with reference to the embodiment of FIGS. 1 to 3, the nerve block rate can be further increased while preventing stenosis caused by the plurality of electrodes 200.
- connection members 130 may be configured to be spaced apart from each other by a predetermined angle with respect to the central longitudinal axis of the hollow.
- the connecting member 130 may be configured to be radially displaced, such as 120 °, with respect to the hollow central axis.
- FIG. 9 is a perspective view schematically showing the configuration of the catheter head according to another embodiment of the present invention
- Figure 10 is a development view of the configuration of FIG. More specifically, FIG. 10 may be referred to as a view in which the J and K portions of FIG. 9 are separated and expanded. 9 and 10, detailed descriptions of parts to which the description of the configuration of FIGS. 1 to 8 may be similarly applied will be omitted and the differences will be mainly described.
- the cylinder member 100 may include a first cylinder 110, a second cylinder 120, and a plurality of connection members 130.
- the first cylinder 110 and the second cylinder 120 may have coupling portions such as portions indicated by J and K, respectively.
- the two or more connecting members 130 may be configured such that the connection points with the first cylinder 110 and / or the second cylinder 120 are spaced a predetermined distance in the hollow longitudinal direction. have.
- each connection member 130 when three connection members 130 are provided in the cylinder member 100, each connection member 130 is a left side at which the connection point with the first cylinder 110 is connected.
- the ends may be configured to be spaced apart from each other by a distance L1 and L2.
- each of the connecting members 130 may be configured such that the right end, which is a point connected to the second cylinder 120, is spaced a predetermined distance from each other by L3 and L4 distances.
- first cylinder 110 and the second cylinder 120 may be spaced apart from each other so that the connection points of the connection member 130 and the first cylinder 110 and / or the second cylinder 120 are spaced apart from each other.
- a step may be formed on the side surface to which the connection member 130 is connected.
- three stages having a step in the left and right directions may be formed on the right surface of the first cylinder 110.
- the left surface of the second cylinder 120 to which the three connecting members 130 are connected may also have three stages having a step in such a left and right direction.
- the connection point of the connecting member 130 to the first cylinder 110 and / or the second cylinder 120 is spaced a predetermined distance in the longitudinal direction of the hollow, the first cylinder 110 and the second cylinder
- the bending portions may be spaced apart from each other by a predetermined distance. That is, when both ends of the connecting member 130 are close to each other, the bending part is mainly formed in the center of the connecting member 130.
- the bending portions of the connecting members 130 since the central portions of the connecting members 130 may be spaced apart from each other in the longitudinal direction of the catheter, the bending portions of the connecting members 130 may be spaced apart from each other by a predetermined distance. . Therefore, simply mounting the electrode 200 on the center portion of each connection member 130, when bending the connection member 130, a configuration in which each electrode 200 is spaced a predetermined distance from each other can be easily achieved have.
- connection points of the connection member 130 is configured to be spaced apart from each other by a predetermined distance.
- the present invention is not necessarily limited to these examples.
- a slope is formed on the side surface to which the connecting member 130 is connected with respect to the first cylinder 110 and / or the second cylinder 120, so that each connection point of the connecting member 130 is predetermined to each other. Can be spaced apart.
- connection point of the connection member 130 to the first cylinder 110 and the second cylinder 120 may be implemented in various ways.
- FIG. 11 is a perspective view schematically illustrating a head configuration of a catheter according to another embodiment of the present invention
- FIG. 12 is an exploded view of the configuration of FIG. 11. More specifically, FIG. 12 may be referred to as a view in which the portion A ′ of FIG. 11 is separated and expanded in the directions B1 ′ and B2 ′.
- the same or similar parts as in the previous embodiment will be omitted and detailed descriptions will be given on the differences.
- the catheter according to the present invention may further include a distribution unit 400.
- the catheter according to the present invention may include a plurality of electrodes and a power supply wiring, in which case the distribution unit 400 may be included.
- the distribution unit 400 may distribute and output power supplied from one power input line 500 to two or more power supply wirings 300.
- the distribution unit 400 may be connected to at least two power supply wirings 300 of the plurality of power supply wirings 300.
- the distribution unit 400 may be connected to one or more power input lines 500.
- the distribution unit 400 may be connected to the left end of the three power supply wirings 300 and the right end of the one power input line 500.
- the power supplied from one power input line 500 may be distributed by the distribution unit 400 to be output to each of the three power supply wirings 300.
- the diameter of the catheter can be reduced and the manufacturing process of the catheter can be simplified.
- the portion provided with three lines is only the right portion of the distribution unit 400, and the distribution unit 400. Only one line needs to be provided in the left part of
- other components may be added, as the diameter thereof is reduced or as the space occupied by the reduced number of lines.
- the configuration shown in FIG. 11 is the head portion of the catheter, which may have a much longer length by engaging the proximal side end, ie, the left end, of the catheter head, such as the shaft body described below.
- the shaft body since the shaft body only needs to be provided with one line for inputting power, the entire diameter of the shaft body can be reduced, so that most of the catheter can be miniaturized.
- the distribution unit 400 may be implemented using a multiplexer.
- the multiplexer may have a different number of input lines and output lines, and may be referred to as a device that multiplexes and divides one power source or an electrical signal, or selects one of a plurality of power sources or electric signals.
- the distribution unit 400 may be configured to perform both a narrow meaning multiplexer for sending a plurality of inputs to one output and a demultiplexer for a narrow meaning for sending one input to a plurality of outputs. .
- the cylinder member 100 may be formed in a cylindrical shape. That is, the cylinder member 100, as shown in Figure 11, may be formed in a cylindrical shape so that the cross section in the direction perpendicular to the hollow central axis is circular.
- the distribution unit 400 may be mounted on the inner wall surface of the cylinder member 100.
- the distribution unit 400 since the inner wall surface is formed in a curved shape, the distribution unit 400, as shown in Figure 11, so as to correspond to the inner surface shape of such a cylinder member 100 It may be formed in a curved shape.
- the diameter of the cylinder member 100 can be reduced by reducing the space occupied by the dispensing unit 400. have.
- other components may be present or move in the hollow of the cylinder member 100, where such components are spaced or mobilely disturbed by the distribution unit 400. It can be minimized.
- the cylinder member 100 with respect to the member in the form of a wide plate, two sides spaced from each other (Fig. By making A1 'and A2') fasten to each other, the hollow can be formed.
- the two variables A1 'and A2' coupled to each other are met by bending in a direction as indicated by arrows C1 'and C2', and may be fastened and fixed in a state where they are met.
- the distribution unit 400 may be configured to be bent. That is, as in the above embodiment, when the cylinder member 100 is deformed into a cylinder through bending in a plate shape, the distribution unit 400 mounted on the cylinder member 100 may also be bent in a curved shape in a planar shape. It is good to be composed of a flexible material or form.
- the distribution unit 400 is mounted to the plate-shaped cylinder member 100 in the configuration before bending the cylinder member 100, and the cylinder member 100 is mounted.
- the catheter manufacturing process may be easier.
- the distribution unit 400 may be in close contact with the inner surface of the cylinder member 100, so that the diameter of the cylinder member 100 can be reduced.
- the dispensing unit 400 in order to enable the dispensing unit 400 to bendable, it is preferable to configure the dispensing unit 400 in the form of a thin plate or sheet to have a large area as much as possible.
- the distribution unit 400 is configured to be longer in the bending direction (up and down direction in FIG. 12) of the cylinder member 100 than in the longitudinal direction (right and left direction in FIG. 12) of the hollow central axis. Good to do.
- the cylinder member 100 may be formed in a cylindrical shape, as shown in FIG. 11.
- the process of bending the cylinder member 100 in the form of a plate may not only be easier, but also may be more advantageous in preventing damage or bending of the distribution unit 400.
- FIG. 13 is a perspective view schematically showing the configuration of a catheter according to another embodiment of the present invention.
- the catheter shown in FIG. 13 has a configuration substantially similar to the catheter shown in FIG. 4, but differs in that a distribution unit 400 and a power input line 500 are additionally included.
- a distribution unit 400 may be mounted on the first cylinder 110. Accordingly, three power supply wirings 300 may be formed on the distal side, that is, the right side of the distribution unit 400, and one power input line 500 may be formed on the left side of the distribution unit 400.
- the catheter according to the present invention may further include a temperature sensing member 610 and a temperature sensing wiring 620 as shown in FIGS. 9 and 10.
- the temperature sensing member 610 is a component for measuring the ambient temperature.
- the temperature sensing member 610 may be a thermocouple.
- the temperature sensing member 610 may be mounted around the electrode 200.
- the ambient temperature can be measured through the temperature sensing member 610, whether the heat emitted from the electrode 200 is a temperature suitable for ablation of neural tissue around the blood vessel, is too high or You can check that it is not low.
- the electrode 200 is provided on the connecting member 130, the connecting member 130 in the direction in which the bending portion during the procedure away from the central axis of the catheter head Can be bent. Therefore, the temperature sensing member 610 is also provided in the connection member 130 similarly to the electrode 200, thereby more accurately measuring the amount of heat generated by the electrode 200.
- connection members 130 when a plurality of connection members 130 are provided, a plurality of such temperature sensing members may also be provided and mounted on different connection members 130.
- the temperature sensing wiring 620 may be printed two-dimensionally in the form of a circuit pattern on the cylinder member 100, similar to the power supply wiring 300.
- the temperature sensing wiring 620 may be It may be formed to extend from the left end to the right end of the first cylinder 110 and connected thereto to the point where the temperature sensing member 610 is mounted from the left end of the connection member 130.
- the temperature sensing wiring 620 may be formed to be separated from each other without being electrically connected to the power supply wiring 300.
- the temperature sensing wiring 620 may be connected to the temperature sensing member 610 to provide a path for transmitting temperature information sensed by the temperature sensing member 610.
- the temperature sensing member 610 is implemented as a thermocouple
- the current generated in the thermocouple may be transferred to an external temperature measuring device connected to the catheter through the temperature sensing wiring 620.
- the catheter according to the present invention may further include a tactile sensing member 710 and a tactile sensing wiring 720 as shown in FIGS. 9 and 10.
- the tactile sensing member 710 is a component for measuring tactile information.
- the tactile sensing member 710 may be mounted in or around the electrode 200. In this case, the tactile sensing member 710 may be able to check whether the electrode 200 is in contact with the blood vessel wall.
- the distance between the first cylinder 110 and the second cylinder 120 may be controlled by the information through the tactile sensing member 710. For example, according to an embodiment of the present invention, when the distance between the first cylinder 110 and the second cylinder 120 is closer, bending of the connecting member 130 than the electrode 200 to the blood vessels As it approaches, the distance between the first cylinder 110 and the second cylinder 120 can be narrowed until it is confirmed by the tactile sensing member 710 that the electrode 200 is in contact with the blood vessel wall.
- the tactile sensing member 710 may be mounted inside the electrode 200. .
- the tactile sensing member 710 may provide more accurate information about whether the electrode 200 has touched the blood vessel wall.
- the tactile sensing wiring 720 may be printed two-dimensionally in the form of a circuit pattern on the cylinder member 100.
- the tactile sensing wiring 720 May be formed to extend from the left end to the right end of the first cylinder 110 and connected thereto to the point where the tactile sensing member 710 is mounted from the left end of the connection member 130. .
- the tactile sensing wiring 720 may be connected to the tactile sensing member 710 to provide a path for transmitting the tactile information sensed by the tactile sensing member 710.
- the tactile sensing wiring 720 may be formed to be separated from each other without being electrically connected to the power supply wiring 300.
- the tactile sensing wiring 720 may be formed in a form separated from the temperature sensing wiring 620.
- a total of three wires including a power supply wiring 300, a temperature sensing wiring 620, and a tactile sensing wiring 720 are provided. It may be provided.
- a total of nine wires may be provided.
- the catheter according to the present invention may further include various sensing members in addition to the temperature sensing member 610 or the tactile sensing member 710, and the wiring pattern for exchanging a signal with the sensing member may include the cylinder member 100. Can be printed further).
- the temperature sensing wiring 620 and / or the tactile sensing wiring 720 may be connected to the distribution unit 400 together with the power supply wiring 300. This will be described in more detail with reference to FIG. 14.
- FIG. 14 is an exploded view schematically showing the configuration of a catheter head according to an embodiment of the present invention.
- the configuration of FIG. 14 will be described based mainly on the parts that differ from the previous embodiment, particularly the embodiment of FIG. 10.
- a plurality of temperature sensing wirings 620 may be provided, and two or more temperature sensing wirings 620 may be connected to the distribution unit 400 at a proximal end thereof.
- one temperature output line 630 for transferring temperature sensing information transmitted from two or more temperature sensing wirings 620 may be connected to the distribution unit 400.
- three temperature sensing wirings 620 and one temperature output line 630 are connected to the distribution unit 400.
- the distribution unit 400 may output the temperature information transmitted from the three temperature sensing wirings 620 to one temperature output line 630.
- the number of the temperature output line 630 for transmitting the temperature sensing information for most of the catheter located in the proximal side of the distribution unit 400 can be reduced, so that the catheter can be miniaturized
- the structure can be simplified and the process can be simplified.
- the tactile sensing wiring 720 may be provided in plural, and two or more of the tactile sensing wirings 720 may have a proximal end connected to the distribution unit 400.
- one tactile output line 730 may be connected to the distribution unit 400 to transmit tactile sensing information transmitted from two or more tactile sensing wirings 720.
- three tactile sensing wirings 720 and one tactile output line 730 are connected to the distribution unit 400.
- the distribution unit 400 may output the tactile information transmitted from the three tactile sensing wirings 720 to one tactile output line 730.
- the number of the tactile output lines 730 for transmitting the tactile sensing information for most of the catheter located in the proximal side of the distribution unit 400 can be reduced, so that the catheter can be miniaturized.
- the structure can be simplified and the process can be simplified.
- the temperature sensing member 610 and the tactile sensing member 710 to supply power to them or to transmit electrical signals by them Since the number of lines can be greatly reduced by the dispensing unit 400, it can be more advantageous for the miniaturization of the catheter and the simplification of the structure.
- the power supply wiring 300, the temperature sensing wiring 620, and the tactile sensing wiring 720 are each provided three, a total of nine lines are provided in the head portion of the catheter. It may be provided. However, in the present invention, these nine lines can be greatly reduced to three lines by the distribution unit 400.
- the power input line 500, the temperature output line 630 and the tactile output line 730 may be in the form of a wire, the same as the power supply wiring, temperature sensing wiring and tactile sensing wiring, conductors in the cylinder member May be configured in a printed form.
- the catheter according to the present invention may further include a shaft body.
- FIG. 15 is an exploded perspective view schematically illustrating the configuration of a catheter according to another embodiment of the present invention
- FIG. 16 is a combined perspective view of the configuration of FIG. 15.
- 17 is a cross-sectional view taken along the line M-M 'of FIG.
- the catheter according to the present invention includes the cylinder member 100, the electrode 200, and the power supply wiring 300 as the components included in the catheter head 1000. It can be located at the most distal side.
- the catheter according to the present invention may further include a shaft body 2000 as a component that couples to the proximal side end of the catheter head 1000.
- the shaft body 2000 is coupled to the proximal end side of the cylinder member 100, which can be configured in a variety of ways.
- the distal side end of the shaft body 2000 may be configured to be inserted into the hollow of the cylinder member 100.
- such a manner of coupling the catheter head and the shaft body may be implemented in a form in which the proximal side end of the catheter head is inserted into the distal side end of the shaft body.
- the shaft body 2000 may include a connection terminal 2100 at the distal end side so that the shaft body 2000 may be coupled to various wires provided in the catheter head.
- the power supply wiring 300, the temperature sensing wiring 620, and / or the tactile sensing wiring 720 are printed on the inner surface of the cylinder member 100 of the catheter head. It may be.
- the shaft body 2000 has a power supply terminal 2110 for connecting to the power supply wiring 300, a temperature sensing terminal 2120 for connecting to the temperature sensing wiring 620, and / or a distal end outer surface thereof.
- a tactile sensing terminal 2130 may be further provided to be connected to the tactile sensing wiring 720.
- the terminals of the shaft body may be formed in a manner that is printed on the surface of the shaft body similar to the catheter head, or may be implemented in various ways, such as a small metal plate is inserted into the hole of the shaft body.
- the terminal provided in the shaft body to be connected to the catheter head wiring may be formed to extend in the coupling direction of the catheter head and the shaft body.
- the power supply terminal 2110, the temperature sensing terminal 2120, and / or the tactile sensing terminal 2130 of the shaft body may be formed to extend in a lateral direction.
- the power supply wiring 300, the temperature sensing wiring 620 and / or the tactile sensing wiring 720 of the catheter head slide in such a coupling direction. Since the terminals of the shaft body extend in such a coupling direction, the contact force between the terminals of the shaft body and the wiring of the catheter head may be further improved.
- the power supply wiring 300, the temperature sensing wiring 620, and / or the tactile sensing wiring 720 of the catheter head may be formed to extend in a direction in which the catheter head and the shaft body are coupled. .
- a coupling guide portion may be formed to guide the mutual coupling direction.
- a protrusion P1 is formed at the distal end of the shaft body, and a groove is formed at the proximal side end of the catheter head in a position and shape corresponding to the protrusion P1. (P2) can be formed.
- the coupling direction may be guided when the catheter head 1000 and the shaft body 2000 are coupled.
- one or more wires are formed in the catheter head 1000, and one or more terminals are formed in the shaft body 2000.
- these wires and terminals are mutually connected. Should be connected. Therefore, according to the above embodiment, by the coupling guide portion (P), the coupling direction is guided, the coupling between the wiring of the catheter head 1000 and the terminal of the shaft body 2000 can be easily and accurately made.
- the catheter head 1000 may be provided with various types of wirings such as a power supply wiring 300, a temperature sensing wiring 620, and a tactile sensing wiring 720, and in this case, the shaft body 2000 may correspond to the wiring.
- a power supply wiring 300 a temperature sensing wiring 620
- a tactile sensing wiring 720 a tactile sensing wiring 720
- the shaft body 2000 may correspond to the wiring.
- Several kinds of terminals are formed, and the same kind of wiring and the terminals need to be connected. Therefore, according to the configuration in which the coupling guide portion P is present as in the above embodiment, such a type-specific coupling can be made accurately.
- the catheter according to the present invention may further include a cover at the distal side end. That is, in the above several figures, the distal end of the cylinder member 100 is formed in the form of the hollow open, the distal end of the hollow may be configured in the form closed by the cover.
- the cover may be integrally formed with the cylinder member 100.
- a circular cover may be configured to exist integrally with the cylinder member 100 at the right end of the cylinder member 100.
- the cylinder member 100 is bent in a circular shape as in the C1 and C2 directions of FIG. 2, and the circular cover may be coupled with the cylinder member 100 to seal the hollow at the right end of the cylinder member 100.
- the cover may be configured separately from the cylinder member 100 and coupled to the distal side end of the cylinder member 100 in a state where the cylinder member 100 is bent in a circle.
- the dispensing unit 400 when the catheter head 1000 and the shaft body 2000 are included, the dispensing unit 400, the catheter head 1000 side or the shaft body 2000 ) Side.
- the distribution unit 400 may be mounted in the internal space of the shaft body 2000 in which the hollow is formed.
- the size of the catheter head 1000 can be prevented from being increased by the dispensing unit 400, and it may be easier to introduce other components into the catheter head 1000.
- the structure of the catheter head 1000 can be simplified to facilitate the manufacture thereof.
- FIG. 18 is a perspective view schematically showing the configuration of a catheter according to another embodiment of the present invention.
- FIG. 18 detailed descriptions of parts to which descriptions in the foregoing exemplary embodiments may be similarly applied will be omitted, and descriptions will be given focusing on differences.
- the distribution unit 400 may be configured in the form of a tube in which a hollow is formed.
- the hollow of the distribution unit 400 may be configured coaxially with the hollow of the cylinder member 100.
- the distribution unit 400 may be coupled to one end of the cylinder member 100, in particular, the proximal end of the cylinder member 100, as shown in FIG. 18.
- the shaft body 2000 may be coupled to the distribution unit 400.
- the distribution unit 400 may be coupled to the shaft body 2000 on the left side and the catheter head 1000 on the right side.
- the distribution unit 400 may be configured in the form of a bushing.
- the catheter head 1000 and the shaft body 2000 are mechanically prevented while the dispensing unit 400 prevents the size of the catheter head 1000 or the shaft body 2000 from increasing.
- the dispensing unit 400 may be utilized.
- FIG. 19 is a perspective view schematically showing the configuration of a catheter according to another embodiment of the present invention.
- FIG. 19 a detailed description of parts to which the description of the configuration of FIGS. 1 to 18 may be similarly applied will be omitted, and the differences will be mainly described.
- the catheter according to the present invention may further include an end tip 800 at the distal end of the catheter, ie, in front of the distal end of the catheter head.
- the end tip 800 may be formed of a soft and flexible material.
- the end tip 800 may be formed of a composition comprising a polyether block amide (PEBA).
- PEBA polyether block amide
- the composition forming the end tip 800 may include other additives in addition to the polyether block amide.
- the end tip 800 may be formed of a composition including 70% polyether block amide and 30% barium sulfate, based on the total weight of the composition.
- the tip tip 800 made of a soft and flexible material is located at the foremost when the distal end of the catheter moves along the vessel, etc., the damage of the vessel, etc. is reduced, and the direction is easily changed. It can be done.
- the end tip 800 of the material as described above because it is possible to shoot by X-ray, it may be easy to determine the location of the catheter head.
- the end tip 800 may be configured in the form of a tube having a hollow.
- the hollow of the end tip 800 may be formed to extend in the same direction as the longitudinal direction of the catheter.
- a guide wire may pass through the hollow of the end tip 800.
- the end tip 800 may have a length of 6 mm, and may be configured in the form of a tube having a diameter of 0.7 mm.
- the end tip 800 may be formed to extend in the extending direction of the catheter. In this case, the end tip 800 may be formed in a different size in the longitudinal direction. In particular, when the end tip 800 is formed in a cylindrical shape, the diameter of the distal end may be the smallest compared to other parts. For example, the end tip 800, when the diameter of the thickest portion is 1.3mm, the diameter of the distal end may be the thinnest as 1.1mm.
- the end tip 800 may have a suitable level of length that is not too long or too short.
- the length of the end tip 800 may be 5 mm to 15 mm in the left and right directions of FIG. 19. According to this configuration of the present invention, it is possible to reduce the obstruction of movement due to the end tip 800 in moving along the inner space of the blood vessel or the inner space of the sheath.
- it is possible to grasp the degree of bending, the direction and the like of the end tip 800 it is possible to easily grasp the shape of the blood vessel and the like in the portion where the end tip 800 is located.
- 20 is a flowchart schematically illustrating a method of manufacturing a catheter according to an embodiment of the present invention.
- the catheter manufacturing method according to the present invention the cylinder member preparing step (S110), power supply wiring printing step (S120), electrode mounting step (S130), cylinder member bending step (S140) and coupling fixing step It may include (S150).
- the cylinder member preparing step (S110) is a step of preparing the cylinder member 100 in the form of a plate, as shown in FIGS. 2, 5, and 10. As described above, the cylinder member 100 may be referred to as a planar configuration that is widely spread two-dimensionally.
- the power supply wiring printing step (S120) is a step of printing the power supply wiring 300 on the cylinder member 100.
- the step S120 as shown in Figures 2, 5 and 10, the power supply wiring 300 is printed in a manner that leaves the conductor as a two-dimensional pattern on one surface of the cylinder member 100. can do.
- the electrode mounting step (S130) is a step of mounting at least one electrode on the cylinder member 100.
- the electrode may be mounted to be connected to the power supply wiring 300 of the cylinder member 100.
- step S130 may be mounted in a form in which an electrically conductive material for forming an electrode is printed on the cylinder member.
- the bending of the cylinder member 100 is a step of bending the cylinder member 100 to form a cylinder having a hollow shape.
- the step S140 may be performed by bending the cylinder member 100 in the form of a plate, as indicated by C1 and C2 in FIG. 2, so that the cylinder member 100 may have a cylindrical shape as shown in FIG. 1. Can be.
- This step S140 may be referred to as a configuration for changing the two-dimensional configuration in three dimensions.
- the plate-shaped cylinder member 100 may be bent such that two parts spaced apart from each other of the cylinder member 100 are adjacent to each other. For example, as shown in FIG. 2, the plate-shaped cylinder member 100 may be bent such that the upper side A1 and the lower side A2 are adjacent to each other.
- the coupling fixing step (S150) is a step of allowing the other sides of the adjacent cylinder member 100 to be coupled to each other by bending.
- the A portion in the configuration shown in FIG. 1 can be fixedly coupled, so that the tubular shape as shown in FIG. 1 can be maintained as it is.
- the step S150 by inserting the projection provided on one side of the two sides of the adjacent cylinder member 100 by bending into the insertion groove provided on the other side, so that the two sides are coupled and fixed can do.
- step S150 by bonding the two sides of the adjacent cylinder member 100 by the adhesive may be such that the two sides are bonded and fixed.
- step S150 it is possible to receive a fixed force as a whole from one end of the hollow to the other end, or to receive only a portion of the fixed force.
- a cylinder member 100 having a plate shape as shown in FIG. 5 may be prepared.
- the plate-shaped first cylinder 110 may be a first base plate
- the plate-shaped second cylinder 120 may be a second base plate.
- the plate-shaped connecting member 130 may be referred to as a connecting plate.
- the power supply wiring 300 may be printed from one end of the first cylinder 110 to a point where the electrode of the connection member 130 is mounted.
- the power supply wiring is extended from the left end of the first cylinder 110 to a point at which the electrode is mounted. Can print.
- the preparing of the cylinder member (S110) allows the cylinder member 100 to include a plurality of connecting members 130, and the electrode mounting step (S130) may include two or more different connecting members ( 130, respectively.
- the electrode mounting step (S130) may include two or more different connecting members ( 130, respectively.
- step S110 as shown in FIG. 5, a cylinder member 100 having three connection members 130 is prepared, and in step S130, electrodes are respectively provided on the three connection members 130. Can be mounted.
- the electrode mounting step S130 may allow an electrode mounted on at least two connection members 130 to be spaced a predetermined distance in the lengthwise direction of the hollow formed in the bending step S140.
- the plurality of electrodes may be mounted on the connection member 130 to be spaced apart by a predetermined distance in the left and right directions.
- the cylinder member preparing step (S110) may be performed at a bending step (S140) to a portion to which the connection member 130 is connected to at least one of the first cylinder 110 and the second cylinder 120. Steps or slopes may be formed in the longitudinal direction of the hollow to be formed.
- the step S110 as shown in Figure 10, can prepare a cylinder member.
- the first cylinder 110 and / or the second cylinder 120 in the form of a plate may have a step formed in a left and right direction at a point where the connection member 130 is connected. .
- the step S110 may be configured such that the plurality of connection members 130 are spaced a predetermined distance in a direction perpendicular to the lengthwise direction of the hollow formed in the step S140.
- a plurality of connection members 130 are spaced apart by a predetermined distance in the vertical direction.
- the cylinder member can be prepared.
- the connecting member 130 may be configured to be spaced apart from each other by a predetermined angle relative to the central axis of the hollow.
- step S130 may be performed before step S120.
- the catheter manufacturing method according to the present invention may further comprise mounting a dispensing unit.
- the catheter manufacturing method according to the present invention may further include a distribution unit mounting step between step S130 and step S140.
- This dispensing unit mounting step in the form as shown in Figure 12, is a step of mounting the dispensing unit to the plate-shaped cylinder member to be connected to the plurality of power supply wiring.
- the catheter manufacturing method according to the present invention includes the steps of printing the temperature sensing wiring 620 on the plate-shaped cylinder member and the temperature sensing member on the cylinder member to be connected to the printed temperature sensing wiring 620 as described above.
- the method may further include mounting 610.
- the temperature sensing wiring printing step and the temperature sensing member 610 mounting step may be performed after step S110 but before step S140, but the present invention is not necessarily limited to this form.
- the catheter manufacturing method according to the present invention the step of printing the tactile sensing wiring 720 on the plate-shaped cylinder member and the tactile sensing member on the cylinder member to be connected to the printed tactile sensing wiring 720 as described above.
- the method may further include mounting 710.
- the tactile sensing wiring printing step and the tactile sensing member mounting step may be performed after the step S110 but before the step S140, but the present invention is not necessarily limited thereto.
- the catheter manufacturing method further comprises a distribution unit mounting step, in this distribution unit mounting step, it is possible to make the distribution unit connected to the plurality of temperature sensing wiring and / or tactile sensing wiring.
- the catheter manufacturing method before the step S140, similar to the power supply wiring 300, the temperature sensing wiring 620 and the tactile sensing wiring 720, the power input line 500
- the method may further include printing the temperature output line 630 and the tactile output line 730 on the cylinder member in the form of a plate.
- the step S140 may be such that the cylindrical member is bent in a circular shape to have a cylindrical cylinder shape.
- the catheter manufacturing method according to the present invention further comprises the step of preparing a shaft body as shown in Figs. 15 to 17, and after the step S150, such a shaft body and the catheter head described above It may further comprise the step of combining.
- the catheter manufacturing method according to the present invention further comprises the step of preparing an end tip 800 as shown in Figure 19, and after the step S150, the end tip 800 and the above-described Coupling the catheter head may be further included.
- the nerve block device includes the catheter described above.
- the nerve blocking device may further include an energy supply unit and a counter electrode in addition to the nerve blocking catheter.
- the energy supply unit may be electrically connected to the electrode through the power supply wiring.
- the counter electrode may be electrically connected to the energy supply unit through a wire or the like.
- the energy supply unit may supply energy to the electrode of the catheter in the form of a high frequency or the like, and heat may be generated from the electrode of the catheter to cut off the nerves around the blood vessel, thereby blocking the nerve.
Abstract
Description
Claims (20)
- 중공이 형성된 실린더 부재;상기 실린더 부재에 장착되어 열을 발생시키는 하나 이상의 전극; 및상기 실린더 부재에 인쇄되며, 상기 전극에 연결되어 상기 전극에 대한 전원공급경로를 제공하는 전원공급배선을 포함하는 것을 특징으로 하는 카테터.
- 제1항에 있어서,상기 실린더 부재는, 상기 중공의 길이 방향을 따라 상기 중공의 일단에서 타단에 이르는 2개의 변이 결합 고정된 것을 특징으로 하는 카테터.
- 제2항에 있어서,상기 실린더 부재는, 상기 2개의 변 중 1개의 변에 돌기가 구비되고, 다른 1개의 변에 삽입홈이 구비되어, 상기 돌기가 상기 삽입홈에 삽입됨으로써, 상기 2개의 변이 결합 고정된 것을 특징으로 하는 카테터.
- 제1항에 있어서,상기 실린더 부재는,일측 단부에서 타측 단부까지 전원공급배선이 인쇄된 제1 실린더;상기 제1 실린더와 동축으로 상기 제1 실린더로부터 상기 중공의 길이 방향으로 소정 거리 이격된 제2 실린더; 및일측 단부가 상기 제1 실린더에 연결되고, 타측 단부가 상기 제2 실린더에 연결되도록 구성되며, 상기 전극이 외측 표면에 장착되고, 상기 제1 실린더의 전원공급배선과 연결되도록 일측 단부에서 적어도 상기 전극이 장착된 부분까지 전원공급배선이 인쇄된 연결 부재를 구비하는 것을 특징으로 하는 카테터.
- 제4항에 있어서,상기 연결 부재는, 상기 제1 실린더와 상기 제2 실린더 사이의 거리가 좁아지는 경우 적어도 일부분이 벤딩되어 벤딩 부위가 상기 중공으로부터 멀어지도록 구성된 것을 특징으로 하는 카테터.
- 제4항에 있어서,상기 연결 부재는 복수 개 구비되고,상기 전극은 둘 이상의 서로 다른 연결 부재에 각각 장착되는 것을 특징으로 하는 카테터.
- 제6항에 있어서,상기 제1 실린더 및 상기 제2 실린더 중 적어도 하나는, 상기 연결 부재가 연결되는 표면에 상기 중공의 길이 방향으로 단차 또는 경사가 형성된 것을 특징으로 하는 카테터.
- 제1항에 있어서,상기 전극 및 일단이 상기 전극에 연결된 상기 전원공급배선은, 복수 개 포함되고,상기 복수의 전원공급배선 중 적어도 둘 이상의 전원공급배선의 타단이 연결되고, 하나 이상의 전원입력라인이 연결되어, 하나의 전원입력라인으로부터 공급된 전원을 둘 이상의 전원공급배선으로 분배하여 출력하는 분배 유닛을 더 포함하는 것을 특징으로 하는 카테터.
- 제8항에 있어서,상기 분배유닛은, 멀티플렉서를 이용하여 구현되는 것을 특징으로 하는 카테터.
- 제8항에 있어서,상기 실린더 부재는, 원통형 형태로 형성되고,상기 분배 유닛은, 상기 실린더 부재의 내벽면에 장착되고 상기 실린더 부재의 내측면에 대응되도록 만곡된 형태로 형성된 것을 특징으로 하는 카테터.
- 제8항에 있어서,상기 분배 유닛은, 벤딩 가능하게 구성된 것을 특징으로 하는 카테터.
- 제8항에 있어서,상기 분배 유닛은, 중공이 형성된 관 형태로 구성되어, 상기 실린더 부재와 동축으로 상기 실린더 부재의 일측 단부에 결합하는 것을 특징으로 하는 카테터.
- 제1항에 있어서,온도센싱부재; 및상기 실린더 부재에 인쇄되며, 상기 온도센싱부재에 연결되어 상기 온도센싱부재에 의해 센싱된 온도 정보를 전송하는 경로를 제공하는 온도센싱배선을 더 포함하는 것을 특징으로 하는 카테터.
- 제1항에 있어서,촉각센싱부재; 및상기 실린더 부재에 인쇄되며, 상기 촉각센싱부재에 연결되어 상기 촉각센싱부재에 의해 센싱된 촉각 정보를 전송하는 경로를 제공하는 촉각센싱배선을 더 포함하는 것을 특징으로 하는 카테터.
- 제1항에 있어서,일 방향으로 길게 연장된 형태로 형성되고, 길이 방향을 따라 내부 공간이 형성되며, 상기 실린더 부재의 일측 단부에 결합되는 샤프트 바디를 더 포함하는 것을 특징으로 하는 카테터.
- 제15항에 있어서,상기 샤프트 바디는, 상기 실린더 부재에 인쇄된 전원공급배선의 적어도 일부와 접촉하는 전원공급단자를 구비하는 것을 특징으로 하는 카테터.
- 제15항에 있어서,상기 실린더 부재 및 상기 샤프트 바디 중 적어도 하나는, 상기 실린더 부재 및 상기 샤프트 바디의 결합 방향을 가이드하는 결합 가이드부를 구비하는 것을 특징으로 하는 카테터.
- 제1항에 있어서,상기 실린더 부재의 타측 단부에 결합되는 단부 팁을 더 포함하는 것을 특징으로 하는 카테터.
- 플레이트 형태의 실린더 부재를 준비하는 단계;상기 플레이트 형태의 실린더 부재에 전원공급배선을 인쇄하는 단계;상기 인쇄된 전원공급배선에 연결되도록 상기 플레이트 형태의 실린더 부재에 전극을 장착하는 단계;상기 실린더 부재의 서로 이격된 2개의 변이 서로 인접하도록 상기 실린더 부재를 벤딩시켜 중공이 형성된 실린더 형태로 형성하는 단계; 및상기 벤딩에 의해 인접된 실린더 부재의 2개의 변을 결합 고정시키는 단계를 포함하는 것을 특징으로 하는 카테터 제조 방법.
- 제1항에 따른 카테터를 포함하는 신경차단 장치.
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MX2017003543A MX2017003543A (es) | 2014-09-23 | 2015-09-22 | Cateter y metodo de fabricacion del mismo. |
EP15845124.5A EP3199118B1 (en) | 2014-09-23 | 2015-09-22 | Catheter and manufacturing method therefor |
NZ731123A NZ731123A (en) | 2014-09-23 | 2015-09-22 | Catheter and manufacturing method therefor |
IL251357A IL251357B (en) | 2014-09-23 | 2015-09-22 | Catheter and method for its production |
ES15845124T ES2856027T3 (es) | 2014-09-23 | 2015-09-22 | Catéter y procedimiento de fabricación del mismo |
CA2962354A CA2962354A1 (en) | 2014-09-23 | 2015-09-22 | Catheter and manufacturing method therefor |
BR112017005695A BR112017005695A2 (pt) | 2014-09-23 | 2015-09-22 | cateter e processo de fabricação do mesmo |
SG11201702322YA SG11201702322YA (en) | 2014-09-23 | 2015-09-22 | Catheter and manufacturing method therefor |
PL15845124T PL3199118T3 (pl) | 2014-09-23 | 2015-09-22 | Cewnik i sposób jego wytwarzania |
JP2017516772A JP6605594B2 (ja) | 2014-09-23 | 2015-09-22 | カテーテル及びその製造方法 |
US15/513,518 US20170303985A1 (en) | 2014-09-23 | 2015-09-22 | Catheter and manufacturing method therefor |
AU2015322352A AU2015322352B2 (en) | 2014-09-23 | 2015-09-22 | Catheter and manufacturing method therefor |
CN201580051576.3A CN107072708B (zh) | 2014-09-23 | 2015-09-22 | 导管及其制造方法 |
RU2017113931A RU2687013C2 (ru) | 2014-09-23 | 2015-09-22 | Катетер и способ его производства |
ZA2017/02630A ZA201702630B (en) | 2014-09-23 | 2017-04-12 | Catheter and manufacturing method therefor |
US17/076,030 US20210030462A1 (en) | 2014-09-23 | 2020-10-21 | Catheter device |
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KR10-2014-0127193 | 2014-09-23 | ||
KR1020140127193A KR102033759B1 (ko) | 2014-09-23 | 2014-09-23 | 카테터 및 그 제조 방법 |
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KR1020140127194A KR102033760B1 (ko) | 2014-09-23 | 2014-09-23 | 카테터 및 그 제조 방법 |
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US17/076,030 Continuation US20210030462A1 (en) | 2014-09-23 | 2020-10-21 | Catheter device |
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US (2) | US20170303985A1 (ko) |
EP (1) | EP3199118B1 (ko) |
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CN (1) | CN107072708B (ko) |
AU (1) | AU2015322352B2 (ko) |
BR (1) | BR112017005695A2 (ko) |
CA (1) | CA2962354A1 (ko) |
ES (1) | ES2856027T3 (ko) |
IL (1) | IL251357B (ko) |
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NZ (1) | NZ731123A (ko) |
PL (1) | PL3199118T3 (ko) |
RU (1) | RU2687013C2 (ko) |
SG (2) | SG10201902552QA (ko) |
TW (1) | TWI662941B (ko) |
WO (1) | WO2016048001A1 (ko) |
ZA (1) | ZA201702630B (ko) |
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TWI624248B (zh) * | 2017-01-17 | 2018-05-21 | Univ Chang Gung | Nerve injury zone detection board, nerve assessment system and nerve assessment law |
US11857251B2 (en) | 2019-12-16 | 2024-01-02 | Biosense Webster (Israel) Ltd. | Flexible circuit for use with a catheter and related manufacturing method |
CN113126792A (zh) * | 2019-12-31 | 2021-07-16 | 瀚宇彩晶股份有限公司 | 柔性面板的制造方法 |
CN111151940A (zh) * | 2020-01-11 | 2020-05-15 | 复旦大学 | 一种肠管焊接装置及肠管焊接方法 |
US20220031386A1 (en) * | 2020-07-28 | 2022-02-03 | Biosense Webster (Israel) Ltd. | Controlling irreversible electroporation ablation using a focal catheter having contact-force and temperature sensors |
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- 2015-09-22 JP JP2017516772A patent/JP6605594B2/ja active Active
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- 2015-09-22 PL PL15845124T patent/PL3199118T3/pl unknown
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- 2015-09-22 MX MX2017003543A patent/MX2017003543A/es unknown
- 2015-09-22 WO PCT/KR2015/009936 patent/WO2016048001A1/ko active Application Filing
- 2015-09-22 CN CN201580051576.3A patent/CN107072708B/zh active Active
- 2015-09-22 RU RU2017113931A patent/RU2687013C2/ru active
- 2015-09-22 AU AU2015322352A patent/AU2015322352B2/en active Active
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- 2015-09-22 TW TW104131214A patent/TWI662941B/zh active
- 2015-09-22 EP EP15845124.5A patent/EP3199118B1/en active Active
- 2015-09-22 US US15/513,518 patent/US20170303985A1/en not_active Abandoned
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See also references of EP3199118A4 * |
Also Published As
Publication number | Publication date |
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PL3199118T3 (pl) | 2021-06-28 |
AU2015322352B2 (en) | 2019-04-04 |
US20170303985A1 (en) | 2017-10-26 |
CN107072708A (zh) | 2017-08-18 |
EP3199118A4 (en) | 2018-05-30 |
JP6605594B2 (ja) | 2019-11-13 |
TWI662941B (zh) | 2019-06-21 |
AU2015322352A1 (en) | 2017-05-18 |
IL251357B (en) | 2022-09-01 |
BR112017005695A2 (pt) | 2017-12-12 |
SG11201702322YA (en) | 2017-05-30 |
TW201615155A (zh) | 2016-05-01 |
EP3199118A1 (en) | 2017-08-02 |
SG10201902552QA (en) | 2019-04-29 |
CA2962354A1 (en) | 2016-03-31 |
JP2017529189A (ja) | 2017-10-05 |
EP3199118B1 (en) | 2020-12-30 |
MX2017003543A (es) | 2017-10-11 |
RU2687013C2 (ru) | 2019-05-06 |
US20210030462A1 (en) | 2021-02-04 |
RU2017113931A (ru) | 2018-10-24 |
ES2856027T3 (es) | 2021-09-27 |
NZ731123A (en) | 2019-04-26 |
RU2017113931A3 (ko) | 2018-12-03 |
IL251357A0 (en) | 2017-05-29 |
ZA201702630B (en) | 2019-06-26 |
CN107072708B (zh) | 2020-02-18 |
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