CN215079340U - Broad-spectrum liquid knife - Google Patents
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- CN215079340U CN215079340U CN202120363403.8U CN202120363403U CN215079340U CN 215079340 U CN215079340 U CN 215079340U CN 202120363403 U CN202120363403 U CN 202120363403U CN 215079340 U CN215079340 U CN 215079340U
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Abstract
The utility model provides an improve positioning accuracy's liquid sword of broad spectrum, include: outer tube, inner tube and translucent cover, the utility model provides a broad-spectrum liquid sword in use can be according to actual conditions needs, with spouting or take out independent use separately of liquid sword tool bit, also can spout earlier afterwards take out or take out earlier afterwards to spout the combination and use. The inner pipe or the outer pipe is rotated and pulled, so that the side hole of the outer pipe is utilized to search, and the aim of accurate positioning is fulfilled; and the purpose of carrying out high-pressure impact or negative pressure adsorption on the focus position is realized by utilizing the side hole of the outer tube, so that the device is suitable for both liquid and gas, and the purposes of improving the cleaning effect and the positioning precision in the treatment process and the like are achieved.
Description
Technical Field
The utility model relates to a liquid sword technical field, in particular to broad-spectrum liquid sword.
Background
At present, the diseases of human beings are various, but the diseases of blood vessels, respiratory tracts and other cavities occupy a large proportion, and once the diseases are suffered, the consequences are very dangerous. At present, the treatment method after the disease in the body pipeline occurs is not related to drug treatment and interventional therapy, and the interventional therapy can only be used for placing drugs or materials at the focus so as to restore abnormal blood vessels and the like. However, these treatments also have the disadvantages of slow treatment effect or incomplete treatment;
the research and development of the liquid knife provide a brand-new treatment scheme for cavity diseases such as blood vessels, respiratory tracts and the like, and the liquid knife is applied in a small amount in actual treatment at present, but also has the problems of difficult position finding, low cleaning efficiency and the like; therefore, a liquid knife which improves the cleaning effect and the positioning precision is lacked.
SUMMERY OF THE UTILITY MODEL
The utility model provides an improve positioning accuracy's liquid sword of broad spectrum for realize that liquid sword can improve the purpose of clearance effect and positioning accuracy in the use.
The utility model provides an improve positioning accuracy's liquid sword of broad spectrum, include: an outer tube, an inner tube and a transparent cover,
the inner pipe is sleeved in the outer pipe, one end of the inner pipe extends outwards from the inner part of the outer pipe, and one end of the inner pipe extending out of the outer pipe is used for a conducting wire to penetrate from the outer part of the inner pipe to the inner part of the inner pipe;
the other end of the outer pipe is provided with a transparent cover with an arc structure, the transparent cover is used for sealing the opening of the outer pipe, and the arc surface of the arc structure protrudes towards the outer side of the outer pipe;
one end of the inner tube, which is positioned in the outer tube, is communicated with the outer tube, the circumferential outer wall of the outer tube is provided with a plurality of side holes, each side hole is used for communicating the interior of the outer tube with the exterior of the outer tube,
one end of the inner tube, which extends out of the outer tube, is connected with the control part.
Preferably, the inner tube and the outer tube are both provided with tubular structures, one end of the inner tube, which is positioned at the outer tube, is movably arranged in the outer tube,
the inner tube is located the one end circumference outer wall of outer tube is equipped with the inner tube notch, the inner tube notch with the outer tube side opening is mutually supported to form the pump-jet passageway.
Preferably, the side holes are round holes or strip-shaped holes, and the side holes are uniformly distributed on the outer wall of the outer tube by using the axial center line of the outer tube to form a side hole group; the side hole group is provided with a plurality of groups at intervals.
Preferably, the side hole groups are arranged at intervals along the axial center line of the outer pipe, and the side hole groups are a first arrangement group or a second arrangement group;
the centers of the side holes of the first array group are positioned on the same vertical line;
and the second arrangement group is formed by arranging the side holes of two adjacent side hole groups at intervals in a staggered manner.
Preferably, a camera shooting assembly is arranged inside the outer tube and is positioned at one end of the outer tube close to the transparent cover,
the conducting wire of the camera shooting assembly extends outwards through the inner tube positioned inside the outer tube.
Preferably, the camera assembly comprises a camera module, and the camera module is arranged on one surface of the shell, which is close to the transparent cover;
the shell is bonded with the inner wall of the outer pipe into a whole through sealant and is used for forming a waterproof cavity between the outer pipe and the transparent cover, the camera module is positioned in the waterproof cavity, and the camera module is connected with the control part through a lead;
still be provided with the illuminating part on the camera module, the illuminating part passes through wire connection control portion, the illuminating part is equipped with a plurality ofly, and with the camera module is the interval equipartition of center and is in the outside of camera module.
Preferably, the control part comprises a sleeve pipe, one end of the inner pipe is sleeved and clamped at one end of the outer pipe far away from the transparent cover, the circumferential outer wall of one end of the outer pipe far away from the transparent cover is sleeved with the sleeve pipe, the sleeve pipe is used for commonly sleeving the inner pipe and the outer pipe,
and one end of the inner pipe, which is close to the sleeve pipe, is connected with the electromagnetic valve.
Preferably, the electromagnetic valve is a two-position three-way electromagnetic valve, one of the electromagnetic valves is communicated with a negative pressure pipeline, the other of the electromagnetic valves is connected with a high pressure pipeline, and a third way of the electromagnetic valve is connected with the inner pipe;
the other end of the negative pressure pipeline, which is far away from the electromagnetic valve, is communicated with a liquid storage tank, and the outlet of the liquid storage tank is also communicated with a negative pressure suction device;
the other end of the high-pressure pipeline, which is far away from the electromagnetic valve, is communicated with a high-pressure liquid-gas supply device.
Preferably, a plurality of first limiting grooves are formed in the inner wall of the outer pipe at intervals, the first limiting grooves are uniformly distributed along the axial center line of the outer pipe, and the first limiting grooves are uniformly distributed in an even number;
a plurality of conversion grooves are formed in the circumferential inner wall of the outer pipe at intervals along the extension direction of the axial center line of the outer pipe;
two groups of first limiting blocks are symmetrically arranged on the circumferential outer wall of the inner pipe, and the first limiting blocks are matched with the first limiting grooves in the inner wall of the outer pipe;
the cross section of the first limiting groove is of a cross-shaped structure, and the conversion groove is used for enabling the first limiting block to rotate in the outer pipe and change the direction.
Preferably, the inner tube and the outer tube are adapted to pass a fluid within their cavities, the fluid comprising a liquid and a gas.
The utility model provides an improve positioning accuracy's liquid sword of broad spectrum, include: the outer pipe is sleeved with the inner pipe, one end of the inner pipe extends outwards from the inside of the outer pipe, and one end of the inner pipe, which extends out of the outer pipe, is used for a wire to penetrate from the outside of the inner pipe to the inside of the inner pipe; the other end of the outer pipe is provided with a transparent cover with an arc structure, the transparent cover is used for sealing the opening of the outer pipe, and the arc surface of the arc structure protrudes towards the outer side of the outer pipe; the inner tube is located the inside one end of outer tube with the outer tube intercommunication sets up, the circumference outer wall of outer tube is equipped with a plurality of side openings, each the side opening is used for the inside intercommunication of outer tube the outside of outer tube, the inner tube extends the one end connection control portion of outer tube.
The broad-spectrum liquid knife can be independently inserted for use, namely the broad-spectrum liquid knife formed by the outer tube and the inner tube is directly utilized to perform the operation functions of spraying and pumping, and the purpose of performing surgical treatment on diseases by utilizing the water pressure regulation of pumping and spraying is realized. An additional cavity duct can be additionally designed, or the existing compatible ducts, such as an intubation tube of a breathing machine, a coronary artery guide duct and the like, can be used for providing a guide and support function when the instrument is inserted into the cavity of the human body; the catheter can be inserted into the natural orifice along the guide wire.
When the focus is in a single-point shape and is fixed in position during diagnosis and treatment, the broad-spectrum liquid knife can be used as a catheter by means of the outer tube of the liquid knife; when there are multiple foci and the adjusting instrument needs to be moved continuously, the additional lumen catheter formed by the inner tube inside the outer tube is especially important; for example, the liquid knife is used for lung sputum suction, in the whole sputum suction process after the outer tube is guided to be inserted into the trachea, the outer tube only needs to be inserted into the trachea once, and the inner tube of the liquid knife can be inserted and pulled out for multiple times in the appearance, so that different branches in the lung trachea with the tree-shaped structure can be cleaned; simultaneously, the outer tube is motionless for the outer tube can avoid carrying out frequent contact or friction with human throat, respiratory track etc. effectively alleviate the patient in the travelling comfort of intubate treatment in-process, effectively reduced the wound risk of intubate to patient's respiratory track or throat because of a lot of intubate at the intubate process.
When the broad-spectrum liquid knife is used for diagnosis and treatment, a camera assembly arranged at the front end of the outer tube in the liquid knife head can be used for intubation or image transmission of tissues at the front end of the outer tube is facilitated during treatment, so that a doctor can conveniently check and operate the liquid knife head to perform treatment adaptively;
furthermore, the system can be extended, and simultaneously, by means of external image perspective equipment (such as an x-ray machine), the operation part automatically controls the main body pipeline to axially displace and angularly bend in a natural body cavity or an accessory catheter according to the path calculated by the main system and the location of a focus, and the main body pipeline is guided by the computer to trace and be inserted to the focus position along the accessory cavity.
The utility model provides a broad-spectrum liquid sword in use can be according to actual conditions needs, with spouting or take out independent utility separately of liquid sword tool bit, also can spout earlier the back take out or take out earlier the back and spout the combination and use.
Specifically, one end of the outer tube, which is provided with the transparent cover, is the front end, the front end is used for being inserted into a cavity for diagnosis and treatment, one end of the inner tube, which is far away from the outer tube, is used for being connected with the control part, and one end of the inner tube, which is positioned inside the outer tube, is rotatably arranged in the outer tube; meanwhile, the side holes arranged on the circumferential outer wall of the outer tube are communicated with the inner tube, so that the inner tube can extract waste liquid in a cavity channel of a patient through the side holes; the inner tube can realize high-pressure liquid impact force on the focus part in the cavity of a patient through the side hole of the outer tube, and the focus part in the cavity is broken by the liquid impact force, for example, thrombus in a blood vessel is dredged; or used for the purpose of sucking and cleaning the phlegm accumulated in the trachea. The inner pipe or the outer pipe is rotated and pulled, so that the side hole of the outer pipe is utilized to search, and the aim of accurate positioning is fulfilled; and the purpose of carrying out high-pressure impact or negative pressure adsorption on the focus position is realized by utilizing the side hole of the outer tube, so that the purposes of improving the cleaning effect, positioning accuracy and the like in the treatment process are achieved.
The utility model provides a broad-spectrum liquid state sword is not enough to current treatment human body or animal health intracavity disease technique, to the disease that takes place in the cavitary such as blood vessel and trachea in current human body and animal body and silting up an innovation on treatment, can clear away the pathological change tissue of other health cavitary such as blood vessel and trachea effectively, provides a brand-new efficient treatment for disease treatment. The front end of the liquid cutter head is internally provided with a camera component, so that the diagnosis and treatment of cavity diseases are facilitated. The openings of the inner tube and the outer tube of the liquid cutter head are combined in different forms through the control part during treatment, so that the effects of pumping, spraying, cutting and stripping are achieved, and all-round and accurate treatment and removal of pathological tissues (such as thrombus in blood vessels or phlegm accumulation in trachea) in the cavity and tract are realized.
The utility model also provides an improve positioning accuracy's drive method of broad-spectrum liquid sword, be applicable to an improve positioning accuracy's broad-spectrum liquid sword, including following step:
sleeving the inner pipe in the outer pipe, and installing the inner pipe and the outer pipe on the control part;
inserting one ends of the inner tube and the outer tube, which are far away from the control part, into a cavity channel needing flushing or liquid pumping;
starting the control part, and enabling the inner pipe to rotate in the outer pipe in a reciprocating manner or to move in a reciprocating manner along the axial center line of the outer pipe;
positioning the inner tube and a suction and spray channel formed by the appearance to the focus position needing flushing or liquid suction;
starting a negative pressure switch on the negative pressure suction device, adjusting the pressure of a negative pressure pipeline by using a negative pressure adjusting knob, and performing negative pressure adsorption on the suction and injection channel by using the negative pressure pipeline through a two-position three-way electromagnetic valve;
or starting a high-pressure switch of the high-pressure liquid-gas supply device, adjusting the pressure of the high-pressure pipeline by using the high-pressure adjusting knob, and performing high-pressure liquid-gas injection on the pumping and spraying channel by using the high-pressure pipeline through the two-position three-way electromagnetic valve.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the outer tube of the present invention;
fig. 3a is a schematic structural view of a first embodiment of the side hole of the outer tube according to the present invention;
fig. 3b is a schematic structural view of a second embodiment of the side hole of the outer tube according to the present invention;
fig. 3c is a schematic structural view of a third embodiment of the side hole of the outer tube according to the present invention;
fig. 3d is a schematic structural view of a fourth embodiment of the side hole of the outer tube according to the present invention;
FIG. 4 is a schematic view of the inner tube structure of the present invention;
fig. 5 is a schematic structural view of the camera module of the present invention;
FIG. 6 is a schematic view of the connection structure of the negative pressure suction device and the high pressure liquid/gas supply device of the present invention;
fig. 7 is a schematic view of a connection structure of the first limiting block and the first limiting groove of the present invention;
FIG. 8 is a schematic view of the structure of the transfer tank of the present invention;
wherein, 1-an outer tube, 2-a transparent cover, 3-a camera component, 4-a camera module, 5-a luminous component, 6-an inner tube, 7-an inner tube notch, 8-an outer tube side hole, 9-a lead, 11-a negative pressure suction device, 12-a negative pressure switch, 13-a negative pressure adjusting knob, 14-a negative pressure meter, 15-a liquid storage tank, 16-a negative pressure pipeline, 17-a high pressure liquid and gas supply device, 18-a high pressure switch, 19-a high pressure adjusting knob, 20-a pressure meter, 21-a high pressure pipeline, 22-a two-position three-way electromagnetic valve and 23-a sleeve pipe,
24-a first limiting block, 25-a first limiting groove, 26-a conversion groove and 27-a second limiting block.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
According to fig. 1-8, an embodiment of the present invention provides a broad-spectrum liquid knife for improving positioning accuracy, including: the cable comprises an outer tube 1, an inner tube 6 and a transparent cover 2, wherein the inner tube 6 is sleeved in the outer tube 1, one end of the inner tube 6 extends outwards from the inside of the outer tube 1, and one end of the inner tube 6 extending out of the outer tube 1 is used for a lead 9 to penetrate from the outside of the inner tube 6 to the inside of the inner tube 6; the other end of the outer tube 1 is provided with a transparent cover 2 with an arc structure, the transparent cover 2 is used for sealing the opening of the outer tube 1, and the arc surface of the arc structure protrudes towards the outer side of the outer tube 1; the inner tube 6 is located the inside one end of outer tube 1 with 1 intercommunication setting of outer tube, the circumference outer wall of outer tube 1 is equipped with a plurality of outer tube side openings 8, each outer tube side opening 8 is used for the inside intercommunication of outer tube 1 the outside of outer tube 1, the inner tube 6 extends the portion of controlling is connected to the one end of outer tube 1.
The broad spectrum liquid knife can be independently inserted for use, namely the broad spectrum liquid knife formed by the outer tube 1 and the inner tube 6 is directly utilized to perform the operation functions of spraying and pumping, and the purpose of performing surgical treatment on diseases by utilizing the water pressure regulation of pumping and spraying is realized. An additional cavity duct can be additionally designed, or the existing compatible ducts, such as an intubation tube of a breathing machine, a coronary artery guide duct and the like, can be used for providing a guide and support function when the instrument is inserted into the cavity of the human body; the catheter can be inserted into the natural orifice along the guide wire.
When the focus is in a single-point shape and is fixed in position during diagnosis and treatment, the broad-spectrum liquid knife can be used as a catheter by means of the outer tube 1 of the liquid knife;
the broad-spectrum liquid knife can be independently inserted into a cavity for use, namely, the spraying and pumping functions of the liquid knife head are directly utilized to carry out surgical treatment on certain diseases. An additional cavity duct can be additionally designed, or the existing compatible ducts, such as an intubation tube of a breathing machine, a coronary artery guide duct and the like, can be used for providing guiding and supporting functions when the device is inserted into the cavity of the human body, and the duct can also be inserted into the cavity of the human body along a guide wire.
When the focus is in a single point shape and is fixed in position, the outer pipe 1 of the liquid knife main body pipeline can be used as a catheter; the additional lumen catheter formed by the inner tube 6 inside the outer tube 1 is particularly important when there are multiple foci and the adjustment instrument needs to be moved continuously; for example, the liquid knife is used for lung sputum suction, in the whole sputum suction process after the outer tube 1 is guided to be inserted into the trachea, the outer tube 1 only needs to be inserted into the trachea once, and the inner tube 6 of the liquid knife can be inserted and pulled out for multiple times in the appearance, so that different branches in the lung trachea with the tree-shaped structure can be cleaned; simultaneously, outer tube 1 is motionless for outer tube 1 can avoid carrying out frequent contact or friction with human throat, respiratory track etc. effectively alleviates the patient in the travelling comfort of intubate treatment in-process, has effectively reduced the wound risk because of the intubate to patient's respiratory track or throat at intubate process.
When the broad-spectrum liquid knife is used for diagnosis and treatment, the camera component 3 arranged at the front end of the outer tube 1 in the liquid knife head can be used for intubation or the tissues at the front end of the outer tube 1 can be conveniently subjected to image transmission during treatment, so that a doctor can conveniently check and operate the liquid knife head to perform treatment in an adaptive manner;
furthermore, the system can be extended, and simultaneously, by means of external image perspective equipment (such as an x-ray machine), the operation part automatically controls the main body pipeline to axially displace and angularly bend in a natural body cavity or an accessory catheter according to the path calculated by the main system and the location of a focus, and the main body pipeline is guided by the computer to trace and be inserted to the focus position along the accessory cavity.
The utility model provides a broad-spectrum liquid sword in use can be according to actual conditions needs, with spouting or take out independent utility separately of liquid sword tool bit, also can spout earlier the back take out or take out earlier the back and spout the combination and use.
Specifically, one end of the outer tube 1 with the transparent cover 2 is a front end, the front end is used for being inserted into a cavity for diagnosis and treatment, one end of the inner tube 6, which is far away from the outer tube 1, is used for being connected with a control part, and one end of the inner tube 6, which is positioned inside the outer tube 1, is rotatably arranged in the outer tube 1; meanwhile, the outer tube side holes 8 formed in the circumferential outer wall of the outer tube 1 are communicated with the inner tube 6, so that the inner tube 6 can extract waste liquid in a patient cavity via the outer tube side holes 8; the inner tube 6 can realize high-pressure liquid impact force on the focus part in the cavity of the patient through the outer tube side hole 8 of the outer tube 1, and the focus part in the cavity, such as thrombus in blood vessels, is broken by the liquid impact force for dredging; or used for the purpose of sucking and cleaning the phlegm accumulated in the trachea. The inner tube 6 or the outer tube 1 is rotated and pulled, so that the position finding is realized by using the outer tube side hole 8 of the outer tube 1, and the aim of accurate positioning is fulfilled; and the purpose of carrying out high-pressure impact or negative pressure adsorption on the focus position is realized by utilizing the outer tube side hole 8 of the outer tube 1, so that the purposes of improving the cleaning effect, positioning accuracy and the like in the treatment process are achieved.
The utility model provides a broad-spectrum liquid state sword is not enough to current treatment human body or animal health intracavity disease technique, to the disease that takes place in the cavitary such as blood vessel and trachea in current human body and animal body and silting up an innovation on treatment, can clear away the pathological change tissue of other health cavitary such as blood vessel and trachea effectively, provides a brand-new efficient treatment for disease treatment. The front end of the liquid cutter head is internally provided with a camera component 3, so that the diagnosis and treatment of cavity diseases are facilitated. The openings of the inner tube 1 and the outer tube 1 of the liquid-state cutter head are combined in different forms through the control part during treatment, so that the effects of pumping, spraying, cutting and stripping are achieved, and all-round and accurate treatment and removal of pathological change tissues (such as thrombus in blood vessels or phlegm accumulation in trachea) in the cavity and tract are realized.
In one embodiment, the inner tube 6 and the outer tube 1 are both configured as a tubular structure, one end of the inner tube 6 located at the outer tube 1 is movably disposed inside the outer tube 1, the circumferential outer wall of one end of the inner tube 6 located at the outer tube 1 is provided with an inner tube notch 7, and the inner tube notch 7 and the outer tube side hole 8 are mutually matched and form a pumping and spraying channel.
The outer tube side holes 8 are round holes or strip-shaped holes, and the outer tube side holes 8 are uniformly distributed on the outer wall of the outer tube 1 by the axial center line of the outer tube 1 to form an outer tube side hole 8 group; and a plurality of groups of the outer tube side holes 8 are arranged at intervals.
A plurality of groups of the outer tube side holes 8 are arranged at intervals along the axial center line of the outer tube 1, and the outer tube side holes 8 are arranged in a first array group or a second array group; the centers of the outer tube side holes 8 of the first array group, which are two adjacent outer tube side holes 8, are positioned on the same vertical line; the second arrangement group is that the outer tube side holes 8 of two adjacent outer tube side holes 8 groups are spaced and arranged in a staggered manner.
The inside of outer tube 1 is equipped with camera shooting component 3, camera shooting component 3 is located the outer tube 1 is close to the one end setting of translucent cover 2, camera shooting component 3's wire 9 outwards extends through the inner tube 6 that is located the inside of outer tube 1.
The camera assembly 3 comprises a camera module 4, and the camera module 4 is arranged on one surface of the shell, which is close to the transparent cover 2;
the shell is bonded with the inner wall of the outer tube 1 into a whole through sealant and is used for forming a waterproof cavity between the outer tube 1 and the transparent cover 2, the camera module 4 is positioned in the waterproof cavity, and the camera module 4 is connected with the control part through a lead 9;
still be provided with illuminating part 5 on camera module 1, illuminating part 5 is equipped with a plurality ofly, and use camera module 1 is central interval equipartition is in camera module 1's the outside
In this embodiment, the end of the outer tube 1 having the outer tube side hole 8 and the end of the inner tube 6 having the inner tube notch 7 are free ends, and the other ends of the outer tube 1 and the inner tube 6 are connection ends for connecting the control unit. The circumference outer wall of free end is equipped with the edge of a knife of multiple shape, and the link is connected with the inside corresponding pipeline of portion of controlling, through the control of portion of controlling, realizes outer tube 1 with inner tube 6 basis inner tube 6's axial center line displacement carries out reciprocating motion or circumferential rotation, and the free end head portion of inner tube 6 can be designed into different suitable hole tool bit shapes and specifications according to the in-service use needs, cooperatees with the front end hole of outer tube 1, realizes the effect that the tool bit is different. For example, the outer tube side holes 8 are provided as circular holes, elliptical holes, bar holes, square holes, polygonal holes, or irregular holes.
The outer pipe 1 is the outermost layer of the main pipeline, the front end face of the free end of the outer pipe 1 is provided with a hemispherical transparent cover 2, so that when a tool bit enters a body cavity, the camera shooting assembly 3 is used for shooting and illuminating the cavity conveniently, and meanwhile, the spherical end face cover positioned at the foremost end is also convenient for the tool bit to be inserted into the body cavity, so that the cavity is protected from being damaged; the free end head part of the device is provided with Mark marks and liquid (gas) inlet and outlet outer tube side holes 8 with different sizes, shapes and arrangement modes according to requirements, the Mark marks can be used for detecting and positioning by external perspective equipment, and the outer tube side holes 8 can be matched with inner tubes 6 with corresponding specifications to control the opening and closing, size and size of the outer tube side holes 8 to form an accurate diagnosis and treatment operation channel; an illuminating and camera shooting assembly 3 is arranged in a spherical transparent cover 2 at the front end of the outer pipe 1 and is used for observing the cavity when a liquid knife head moves and rotates in the cavity; the camera shooting component 3 mainly comprises a camera module 4, a luminous piece 5 and a connecting wire 9, and the camera shooting component 3 is fixed in the spherical transparent cover 2 at the front end of the outer tube 1; the connecting end of the outer tube 1 is connected with the control part.
The inner tube 6 is located inside the outer tube 1, is hollow inside, has a free end contacted with the camera shooting assembly 3, and has an outer wall stuck on the inner wall of the outer tube 1, the free end head part of the inner tube 6 is designed with Mark marks and rectangular notches of different types set according to diagnosis and treatment requirements, the connecting end is connected with a corresponding control mechanism in the control part, and the inner tube 6 can be realized to perform linear displacement and circumferential rotation motion in the outer tube 1 under the action of the control mechanism, so that diagnosis and treatment of different parts and different directions of the liquid cutter head in a body cavity channel are realized.
The liquid cutter head mainly comprises an inner pipe 6 and an opening arranged at the free end of the outer pipe 1, and the opening of the inner pipe 6 can be grooves with different sizes and different shapes. The shape of the opening of the outer tube 1 can be various, such as a round hole, a slot hole and the like, and the arrangement form can also be various, such as single-row horizontal arrangement, multi-row horizontal arrangement, oblique arrangement and the like (see fig. 3a-3d), under the action of the control part, the different opening forms of the inner tube 1 and the outer tube 1 and the different openings of the inner tube 1 and the outer tube 1 are combined with each other, a pumping channel is formed, the size and the opening and the closing of the pumping channel are formed by adjusting the position forms of relative rotation and displacement between the inner tube 6 and the outer tube 1, so that the flow direction and the size of the liquid (gas) body during spraying are controlled, the treatment purposes of crushing, cutting and stripping of the liquid knife head are realized, and the colorful use mode of the liquid knife head is formed. The cutter head strong spraying in a certain direction or the strong spraying in a certain area is realized by adjusting the overlapping area between the outer tube side hole 8 of the outer tube 1 and the inner tube notch 7 of the inner tube 6; meanwhile, the purposes of independent drawing of a certain area or integral drawing of a certain area and the like can be achieved.
In one embodiment, the control portion includes a sleeve pipe 23, one end of the inner pipe 6 is sleeved on and connected to one end of the outer pipe 1 far away from the transparent cover 2, the circumferential outer wall of one end of the outer pipe 1 far away from the transparent cover 2 is sleeved with the sleeve pipe 23, the sleeve pipe 23 is used for commonly sleeving the inner pipe 6 and the outer pipe 1, and one end of the inner pipe 6 close to the sleeve pipe 23 is connected to the electromagnetic valve.
The electromagnetic valve is a two-position three-way electromagnetic valve 22, one of the electromagnetic valves is communicated with the negative pressure pipeline 16, the other electromagnetic valve is connected with the high pressure pipeline 21, and the third electromagnetic valve is connected with the inner pipe 6; the other end of the negative pressure pipeline 16, which is far away from the electromagnetic valve, is communicated with a liquid storage tank 15, and the outlet of the liquid storage tank 15 is also communicated with a negative pressure suction device 11; the other end of the high-pressure pipeline 21 far away from the electromagnetic valve is communicated with a high-pressure liquid-gas supply device 17.
The main effect of control portion is to control the motion and the treatment process, the treatment mode of liquid sword, the outer tube 1 of front end connection main part pipeline of control portion, inner tube 6, the auxiliary system of liquid sword is connected to the rear end, and its inside has the connecting device who connects main part pipeline inside and outside 1 pipe, has the mechanical device to liquid sword control effect still, and mechanical device's main part is for manual or automatic control inner tube 6 is axial displacement and the rotation in the circumference of outer tube 1 in outer tube 1 to reach can accurate location focus position purpose. The mechanical device is a rotating mechanism which is mainly used for driving the inner tube 6 to rotate or reciprocate in the outer tube 1, so that the aim of adjusting the pumping and spraying channel is fulfilled.
The rear end of the control part is connected with a two-position three-way electromagnetic valve 22 which is used for realizing the conversion between high-pressure liquid (gas) conveying and negative-pressure liquid (gas) pumping. The first interface of the two-position three-way electromagnetic valve 22 is connected with a high-pressure supply device, the second interface is connected with the liquid knife inner tube 6 through a control part, and the third interface is connected with the negative pressure suction device 11. When the two-position three-way electromagnetic valve 22 works at the first station, the high-pressure pipeline 21 is connected with the liquid knife inner pipe 6, and the negative pressure suction device 11 is closed; when the two-position three-way electromagnetic valve 22 works at the second station, the negative pressure suction pipeline is connected with the liquid knife inner pipe 6, and the high pressure pipeline 21 is closed.
The auxiliary system mainly has the functions of providing high-pressure liquid (gas) for the liquid knife, assisting the liquid knife to finish the operation, simultaneously providing negative pressure for suction after the operation, and removing focus garbage and the like after the operation from the body of a cavity, thereby realizing the whole treatment process. When high-pressure liquid (gas) is needed for treatment, the two-position three-way electromagnetic valve 22 works at a first station, a first interface is communicated with the high-pressure pipeline 21, a second interface is communicated with the inner pipe 6 through the control part, and the high-pressure liquid (or gas) is provided for the liquid-state cutter head through the inner pipe 6; namely, high-pressure liquid (or gas) is supplied to the pumping and spraying channel through the inner pipe 6; further realizes the removal of the focus part.
When the focus is removed by high-pressure liquid (or gas), the removed focus garbage needs to be discharged out of the body, at this time, the negative pressure switch 12 on the negative pressure suction device 11 is pressed, the negative pressure suction device 11 works, meanwhile, the two-position three-way electromagnetic valve 22 is switched to another station, the interface of the two-position three-way electromagnetic valve 22 is disconnected with the high-pressure pipeline 21 and communicated with the negative pressure pipeline 16, so that the focus garbage removed during treatment is sucked into the liquid storage tank 15 through the inner pipe 6, and the whole treatment process is completed. Here, according to the needs of different treatments, the high-pressure substance for the liquid knife treatment can be liquid or gas; the size of the supply high pressure and the size of the suction negative pressure can be conveniently adjusted on the panel according to the treatment requirement.
Still be provided with high-pressure switch 18, high-pressure adjust knob 19 and manometer 20 on the high-pressure liquid gas feed arrangement 17, high-pressure switch 18 is used for starting or closing high-pressure liquid gas feed arrangement 17, high-pressure adjust knob 19 is used for adjusting the gas-liquid output pressure of high-pressure pipeline 21, manometer 20 is used for the operator to look over output to the pressure value of the gas-liquid output pressure of high-pressure pipeline 21.
Still be provided with negative pressure switch 12, negative pressure adjust knob 13 and negative pressure table 14 on the negative pressure suction device 11, negative pressure switch 12 is used for starting or closing negative pressure suction device 11, negative pressure adjust knob 13 is used for adjusting the gas-liquid output pressure of negative pressure pipeline 16, negative pressure table 14 is used for the operator to look over output extremely the pressure value of the gas-liquid output pressure of negative pressure pipeline 16.
When negative pressure work is needed, the high-pressure switch 18 of the high-pressure liquid-gas supply device 17 is closed; the negative pressure switch 12 of the negative pressure suction device 11 is opened, at this time, the negative pressure pipeline 16 sucks the inner pipe 6, so that the inner pipe 6 sucks waste liquid in the cavity of the human body through the suction and ejection channel, the waste liquid is further guided to the negative pressure pipeline 16 through the two-position three-way electromagnetic valve 22, and the waste liquid is sucked into the liquid storage tank 15 through the negative pressure pipeline 16; when high-pressure work is required, the negative pressure switch 12 of the negative pressure suction device 11 is closed, and the high pressure switch 18 of the high-pressure liquid-gas supply device 17 is opened; the negative pressure suction device 11 stops suction, and gas-liquid output is performed on the high pressure pipeline 21 through the high pressure liquid-gas supply device 17, and further gas-liquid is input into the inner pipe 6 through the two-position three-way electromagnetic valve 22, and then the gas-liquid is sprayed to the focus part from the suction and spray channel through the inner pipe 6.
In one embodiment, a plurality of first limiting grooves 25 are formed in the inner wall of the outer tube 1 at intervals, the first limiting grooves 25 are uniformly distributed along the axial center line of the outer tube 1, and the first limiting grooves 25 are uniformly distributed in an even number; a plurality of conversion grooves 26 are arranged on the circumferential inner wall of the outer pipe 1 at intervals along the extension direction of the axial center line of the outer pipe 1; two groups of first limiting blocks 24 are symmetrically arranged on the circumferential outer wall of the inner pipe 6, and the first limiting blocks 24 are matched with first limiting grooves 25 on the inner wall of the outer pipe 1; the cross section of the first limiting groove 25 is in a cross-shaped structure, and the conversion groove 26 is used for the first limiting block 24 to rotate and change direction in the outer tube 1.
The inner wall of one end, far away from the transparent cover, of the outer pipe 1 is further provided with a second limiting block 27, the second limiting block 27 is of an annular structure and is used for limiting the first limiting block 24 on the circumferential outer wall of the inner pipe 6 not to be separated from the inner cavity of the outer pipe 1.
In this embodiment, in fig. 7, when the inner tube 6 is in the outer tube 1 performs the left-right movement, the first limiting block 24 on the circumferential outer wall of the inner tube 6 and the first limiting groove 25 on the circumferential inner wall of the outer tube 1 can be matched with each other, so that the directional left-right movement is realized, and the purpose of adjusting the size of the pumping channel by matching the inner tube notch 7 of the inner tube 6 and the outer tube side hole 8 of the outer tube 1 is further realized.
When the inner pipe 6 needs to be rotated, the inner pipe 6 is pulled to reach the position of the conversion groove 26, so that the inner pipe 6 is rotated in the outer pipe 1 by using the conversion groove 26, and the purpose of adjusting the size of the pumping and spraying passage in the rotating process of the outer pipe 1 of the inner pipe 6 is further realized.
The mechanical device is a rotating mechanism which is mainly used for driving the inner tube 6 to rotate or reciprocate in the outer tube 1, so that the aim of adjusting the pumping and spraying channel is fulfilled.
The rotating mechanism is arranged in the sleeve pipe 23, and the rotating mechanism is connected in the sleeve pipe 23 and drives the inner pipe 6; the rotating mechanism is a motor and a linear driver. The distance between the conversion grooves 26 is preferably 5-15mm, so that the aim of finely adjusting the liquid outlet amount or the gas outlet amount when the inner pipe and the outer pipe are adjusted back and forth is fulfilled.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A broad spectrum liquid knife, comprising: an outer tube, an inner tube and a transparent cover,
the inner pipe is sleeved in the outer pipe, one end of the inner pipe extends outwards from the inner part of the outer pipe, and one end of the inner pipe extending out of the outer pipe is used for a conducting wire to penetrate from the outer part of the inner pipe to the inner part of the inner pipe;
the other end of the outer pipe is provided with a transparent cover with an arc structure, the transparent cover is used for sealing the opening of the outer pipe, and the arc surface of the arc structure protrudes towards the outer side of the outer pipe;
one end of the inner tube, which is positioned in the outer tube, is communicated with the outer tube, the circumferential outer wall of the outer tube is provided with not less than 1 side hole, each side hole is used for communicating the interior of the outer tube with the exterior of the outer tube,
one end of the inner tube, which extends out of the outer tube, is connected with the control part.
2. The broad spectrum liquid knife of claim 1, wherein the inner tube and the outer tube are both configured as a tubular structure, one end of the inner tube located at the outer tube is movably disposed inside the outer tube,
the inner tube is located the one end circumference outer wall of outer tube is equipped with the inner tube notch, the inner tube notch with the outer tube side opening is mutually supported to form the pump-jet passageway.
3. The broad spectrum liquid knife of claim 1, wherein the side holes are circular holes, and are evenly distributed on the outer wall of the outer tube with the axial center line of the outer tube, and form a side hole group; the side hole group is provided with a plurality of groups at intervals.
4. The wide spectrum liquid knife of claim 3 wherein the side hole sets are spaced along the axial centerline of the outer tube in a plurality of sets, and the side hole sets are in a first or second set.
5. The broad spectrum liquid knife of claim 1 wherein the outer tube has a camera assembly disposed therein, the camera assembly being disposed at an end of the outer tube proximate to the transparent cover,
the conducting wire of the camera shooting assembly extends outwards through the inner tube positioned inside the outer tube.
6. The broad spectrum liquid knife of claim 5, wherein the camera assembly comprises a camera module disposed on a side of the housing proximate to the transparent cover;
the shell is bonded with the inner wall of the outer tube into a whole through sealant and is used for forming a waterproof cavity between the outer tube and the transparent cover, the camera module is positioned in the waterproof cavity, and the camera module is connected with the control part through a lead;
still be provided with the illuminating part on the camera module, the illuminating part passes through wire connection control portion, the illuminating part is equipped with a plurality ofly, and with the camera module is the interval equipartition of center and is in the outside of camera module.
7. The broad spectrum liquid state knife of claim 1, wherein the manipulation portion comprises a sleeve pipe, one end of the inner pipe is sleeved and clamped at one end of the outer pipe away from the transparent cover, and the circumferential outer wall of one end of the outer pipe away from the transparent cover is sleeved with the sleeve pipe, the sleeve pipe is used for sleeving the inner pipe and the outer pipe together,
and one end of the inner pipe, which is close to the sleeve pipe, is connected with the electromagnetic valve.
8. The broad spectrum liquid state knife of claim 7, wherein the solenoid valve is a two-position three-way solenoid valve, one of the solenoid valves is connected to a negative pressure pipeline, the other of the solenoid valves is connected to a high pressure pipeline, and the third of the solenoid valves is connected to an inner pipe;
the other end of the negative pressure pipeline, which is far away from the electromagnetic valve, is communicated with a liquid storage tank, and the outlet of the liquid storage tank is also communicated with a negative pressure suction device;
the other end of the high-pressure pipeline, which is far away from the electromagnetic valve, is communicated with a high-pressure liquid-gas supply device.
9. The wide spectrum liquid knife of claim 1, wherein the inner tube and the outer tube are configured to pass a fluid through the lumen, the fluid comprising a liquid and a gas.
10. The broad spectrum liquid state cutter of claim 1, wherein a plurality of first limiting grooves are arranged at intervals on the inner wall of the outer tube, the first limiting grooves are uniformly distributed along the axial center line of the outer tube, and the first limiting grooves are uniformly distributed in even number;
a plurality of conversion grooves are formed in the circumferential inner wall of the outer pipe at intervals along the extension direction of the axial center line of the outer pipe;
two groups of first limiting blocks are symmetrically arranged on the circumferential outer wall of the inner pipe, and the first limiting blocks are matched with the first limiting grooves in the inner wall of the outer pipe;
the cross section of the first limiting groove is of a cross-shaped structure, and the conversion groove is used for enabling the first limiting block to rotate in the outer pipe and change the direction.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120363403.8U CN215079340U (en) | 2021-02-09 | 2021-02-09 | Broad-spectrum liquid knife |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120363403.8U CN215079340U (en) | 2021-02-09 | 2021-02-09 | Broad-spectrum liquid knife |
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| CN215079340U true CN215079340U (en) | 2021-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114587512A (en) * | 2022-02-28 | 2022-06-07 | 蓝帆外科器械有限公司 | Medical water jet scalpel instrument and medical water jet scalpel system |
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2021
- 2021-02-09 CN CN202120363403.8U patent/CN215079340U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114587512A (en) * | 2022-02-28 | 2022-06-07 | 蓝帆外科器械有限公司 | Medical water jet scalpel instrument and medical water jet scalpel system |
| CN114587512B (en) * | 2022-02-28 | 2024-02-27 | 蓝帆外科器械有限公司 | Medical water jet instrument and medical water jet system |
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