CN113768614A - High-frequency loop electrode pad - Google Patents
High-frequency loop electrode pad Download PDFInfo
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- CN113768614A CN113768614A CN202111086572.2A CN202111086572A CN113768614A CN 113768614 A CN113768614 A CN 113768614A CN 202111086572 A CN202111086572 A CN 202111086572A CN 113768614 A CN113768614 A CN 113768614A
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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
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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
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Abstract
The invention relates to the technical field of medical instruments, in particular to a high-frequency loop electrode pad which comprises an electrode pad main body, wherein the electrode pad main body consists of a contact layer, a high-molecular gel layer A, conductive cloth, a high-molecular gel layer B and an anti-skid layer which are sequentially arranged from top to bottom, a plurality of anti-skid columns are fixedly connected to the bottom of the anti-skid layer, a plurality of miniature metal detection probes are installed inside the contact layer, and the miniature metal detection probes are mutually connected with a high-frequency generator. The invention can dynamically calculate the tissue temperature at the position of the return electrode pad, thereby predicting the temperature of the patient tissue below the return electrode pad, and can also detect metal.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a high-frequency loop electrode pad.
Background
At present, when a high-frequency scalpel is used for carrying out operation on a patient, the mode of forming a high-frequency current loop by the scalpel through a human body and a high-frequency generator of the scalpel is mainly realized as follows: one is a conventional negative plate type, and the other is a capacitive type circuit pad type. When the capacitive loop pad is used for operation, a high-frequency current generated by the high-frequency generator of the electric knife is used for forming a high-frequency current loop by the body of a patient and the metal cloth conductive polar plate in the loop pad so as to cut and coagulate tissues in the operation. The capacitive loop pad is increasingly used in surgery because it does not need to select a fixed part and is not easy to burn the skin.
The utility model discloses a disclose a return circuit negative pole pad for high-frequency electric sword in the utility model patent that patent number is CN201621107619.3, from top to bottom include first waterproof ventilative layer, mould type sponge layer, first insulation layer, electrically conductive cloth, second insulating layer, the waterproof ventilative layer of second in order, the waterproof ventilative layer downside of second further is formed with rubber abrupt line or bump, further is formed with the temperature sensing layer at its outside, the temperature sensing layer forms along the edge on first waterproof ventilative layer, the temperature sensing layer comprises the temperature sensing sticker, the temperature sensing layer comprises the temperature sensing coating, and this a return circuit negative pole pad for high-frequency electric sword has set up waterproof ventilative layer for patient's skin surface can be breathed, is difficult to rise bedsore. Because the utility model discloses a return circuit negative pole pad for high frequency electrotome has set up the type of moulding sponge layer, and when the patient lay on this mat, the mat can mesh with the profile phase of this part with the part of patient's health contact, and firstly the atress is even, prevents that the bedsore from taking place, has secondly increased the laminating area of electrode and patient's health. In addition, as the thermosensitive layer is formed on the first breathable layer, once the situation that the contact between a patient and the electrode is insufficient occurs, the temperature of the electrode is higher due to insufficient contact, so that the thermosensitive layer is discolored, and therefore medical personnel can find out the situation of insufficient contact in time;
the utility model discloses a negative pole pad for among electrosurgery is disclosed in the utility model patent for CN03234864.9, including the connecting wire, the electrode plug who is connected with connecting wire one end, its characterized in that is insulating isolation rubber pad in addition, be located the conducting layer of being connected with the connecting wire other end in insulating isolation rubber pad, there is totally closed joint on the insulating isolation rubber pad, the conducting layer is connected with the connecting wire through totally closed joint, it has adopted insulating isolation rubber pad and is located the conducting layer between them, make insulating isolation rubber pad and human form the condenser that is equivalent to and has a definite capacity within a definite time, only require during the use that there is certain area of contact between patient and negative pole pad, patient only need lie on the pad, the position is variable, preparation before the event is simple, high durability and convenient use, this electrode pad does not have wearing and tearing, can use repeatedly, the event has the environmental protection, characteristics with low costs.
The utility model with the patent number of CN201921004283.1 discloses a loop pad, which comprises a loop pad body, wherein the loop pad body comprises a plurality of chest pad bodies and a plurality of extension pad bodies, the chest pad bodies, the extension pad bodies and the extension pad bodies can be detachably connected, the chest pad bodies are all provided with notch grooves, a plurality of notch grooves can be spliced into a holding groove, the chest pad bodies are all fixedly connected with a first splicing component, the first splicing component comprises splicing grooves arranged on the side edges of the chest pad bodies and splicing strips fixedly connected on the side edges of the chest pad bodies and capable of sliding along the splicing grooves, the splicing grooves and the splicing strips are respectively positioned on two sides of an open groove, the splicing grooves are communicated with a plurality of reinforcing grooves, the reinforcing grooves are arranged along the length direction of the splicing grooves, the splicing strips are fixedly connected with a plurality of reinforcing strips capable of being contained in the reinforcing grooves, the reinforcing strips are arranged along the length direction of the splicing strips, the chest pad body is kept away from equal rigid coupling in both sides in breach groove and is had second concatenation subassembly, second concatenation subassembly includes the concatenation piece of a plurality of rigid couplings on the chest pad body side, the concatenation piece is for falling the trapezium structure, the equal rigid coupling in side of the pad body of extension has a plurality of connecting blocks, the connecting block also is for falling the trapezium structure, and the shape in breach groove is the arc, and all detachable connection on the breach groove is filled up the protection and is filled, can dismantle on the pad body of extension and be connected with the isolation pad, and extend to stack up and be provided with the recess, can dismantle connected mode for bonding, and this return circuit pad can solve the problem that the return circuit pad among the prior art exists when patient is prostrate operation posture and causes patient's breathing difficulty easily.
At present, when medical staff perform a surgical operation on a patient by using the high-frequency scalpel, the electrode pad in the prior art is formed into a high-frequency current loop by a high-frequency current generated by a high-frequency generator in the high-frequency scalpel through a patient body and a negative plate fixed on the patient body so as to perform surgical cutting and tissue coagulation. In most applications, the high frequency current is passed through the patient via the active lead and the electrode (scalpel) and is returned to the high frequency generator of the high frequency scalpel by the negative plate fixed to the patient and its lead. At present, the negative plate is usually fixed on the body of a patient in an adhesion mode, a proper position close to an operation position needs to be selected, and meanwhile, a relatively large contact area between the negative plate and the skin of the patient needs to be ensured so as to provide a channel with low impedance and low current density. However, in actual operation, due to the limitation of fixed position selection and the multiple reasons of insecure contact of the electrode pad, hollow generation and the like, the contact area is reduced, so that the current density of the contact part is increased to generate high heat, therefore, a medical accident that the skin of a patient is burned occurs sometimes, for the partial operation of electrosurgery, after the patient is locally anesthetized, part of the patient can be conscious, and the part which is not anesthetized can be moved, when the patient is in the type, an anesthetist can use some proper sedative drugs to relieve anxiety and fear of the patient, the consciousness of the patient belongs to the subconscious consciousness, but the part of the patient which is not anesthetized can be moved, but the anesthetist can remind the patient to try not to move to cooperate with the operation, if the patient has the situation of posture movement in the operation process, the operation process can be affected, and the nursing staff needs to check whether the patient carries metal or is in the body before the existing electrode pad is used There are metal implants, but in the actual operation process, the patient easily misses out the metal object, and the hidden danger of electric burn easily appears to the patient in the operation process.
In view of the above, a high frequency loop electrode pad is proposed to solve the above problems.
Disclosure of Invention
In order to overcome the defects that the existing scheme can not solve the field of equipment terminal data acquisition, the invention provides a high-frequency loop electrode pad which comprises an electrode pad main body, wherein the electrode pad main body consists of a contact layer, a high-molecular gel layer A, conductive cloth, a high-molecular gel layer B, a high-molecular conductive foil layer, a sponge layer and an anti-slip layer which are sequentially arranged from top to bottom, a plurality of miniature metal detection probes are arranged in the contact layer, the miniature metal detection probes are mutually connected with a high-frequency generator, when in detection, signals return to a detection circuit module through the miniature metal detection probes and the electrode pad main body, then the detection circuit module measures response signals to the signals and monitors the change of the response signals to determine whether metal objects and the attachment condition of the electrode pad main body exist on a patient, the high-frequency generator can dynamically calculate the tissue temperature at the position of the return electrode pad, so that the temperature of the patient tissue below the return electrode pad can be predicted, metal can be detected, when the metal exists above the electrode pad body, the detection circuit can timely close the high-voltage direct-current power supply through the controller, and the hidden danger of electric burn of the patient in the operation process can be prevented.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a high frequency return circuit electrode pad, includes the electrode pad main part, the electrode pad main part comprises from last contact layer, polymer gel layer A, electrically conductive cloth, polymer gel layer B and the skid resistant course of arranging extremely down in proper order a plurality of non-slip columns of bottom fixedly connected with of skid resistant course, the thickness of electrode pad main part is 3.5mm ~ 13mm, electrically conductive cloth adopts the electrically conductive cloth of silver ion, the internally mounted of contact layer has a plurality of miniature metal test probe, interconnect between miniature metal test probe and the high frequency generator.
Further, the high-frequency generator comprises a control module, a high-voltage direct current power supply, an RF amplifier, a detection circuit and a loop monitoring device, wherein the control module is electrically connected with the loop monitoring device, the high-voltage direct current power supply and the RF amplifier, the output end of the high-voltage direct current power supply is connected with the RF amplifier, and the output end of the RF amplifier is connected with the high-frequency electrotome through a connecting wire.
Further, the electrode loop monitoring device comprises a detection circuit module, a transformer, a primary winding and a secondary winding, wherein the detection circuit module is connected with the controller, the primary winding is connected with the detection circuit module in a coupling mode, the transformer is connected with the primary winding in a coupling mode, and the secondary winding is connected with the transformer in a coupling mode.
Further, the control module comprises a microprocessor and a memory, the memory adopts any one of a RAM memory or an EPROM memory, and the control module can provide signals to the detection circuit through a specific interrogation frequency.
Furthermore, the secondary winding is connected with the electrode pad main body through a connecting lead, and the secondary winding is also connected with the miniature metal detection probe arranged in the contact layer through another connecting lead.
Furthermore, two capacitors are connected to the secondary winding, a loop lead is coupled between the two capacitors, and the loop lead is electrically connected to the RF amplifier.
Further, the lower extreme of polymer gel layer B is provided with the high electrically conductive foil layer, is provided with PU conductive film A in the upper end on the high electrically conductive foil layer, is provided with PU conductive film B at the lower extreme on the high electrically conductive foil layer, is provided with the sponge layer at PU conductive film B's lower extreme.
Furthermore, the contact layer adopts a TPU film, and the thickness of the TPU film is 0.1 mm-0.5 mm.
Further, one side of electrode pad main part is connected with fixed band A and fixed band D the opposite side of electrode pad main part is connected with fixed band B and fixed band C, all is connected with the portion of bonding on fixed band B and fixed band C, bonds each other between fixed band B and the fixed band A, bonds each other between fixed band C and the fixed band D.
Further, all be provided with the buckle on fixed band B and the fixed band C, mutual lock joint between fixed band B accessible buckle and the fixed band A, mutual lock joint between fixed band C accessible buckle and the fixed band D, offer the connection socket that is used for pegging graft the lead-out wire in the electrode pad main part.
The invention has the advantages that: the invention provides a high-frequency loop electrode pad, which comprises an electrode pad main body, wherein the electrode pad main body consists of a contact layer, a high-molecular gel layer A, conductive cloth, a high-molecular gel layer B and an anti-slip layer which are sequentially arranged from top to bottom, and a plurality of anti-slip columns are fixedly connected to the bottom of the anti-slip layer, so that the problem of slippage between the electrode pad main body and an operating table can be effectively solved. The high-frequency generator comprises a control module, a high-voltage direct current power supply, an RF amplifier, a detection circuit and a loop monitoring device, can dynamically calculate the tissue temperature at the position of the return electrode pad so as to predict the temperature of the patient tissue below the return electrode pad, and can also detect the metal, when the metal exists above the electrode pad body, the detection circuit can realize the timely closing of the high-voltage direct current power supply through a controller, thereby preventing the hidden danger of electric burn of the patient in the operation process, the invention can partially fix the upper limb or the lower limb of the patient by arranging a fixing belt A, a fixing belt B, a fixing belt C and a fixing belt D at the two sides of the electrode pad body, and can avoid the movement of the patient in the operation process to hinder the normal operation, the electrode pad main body can be curled when in use so as to increase the contact area between the electrode pad main body and the body of a patient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic perspective view of an electrode pad according to the present invention.
Fig. 2 is a schematic cross-sectional structure of an electrode pad according to the present invention.
FIG. 3 is a schematic diagram of the schematic circuit structure of the high frequency generator of the present invention.
Fig. 4 is a schematic circuit schematic structure diagram of the detection circuit module of the present invention.
Fig. 5 is a schematic perspective view of embodiment 7 of the present invention.
Wherein:
1. an electrode pad main body; 2. Fixing a belt A; 3. Fixing a belt B;
4. an adhesive portion; 5. An outgoing line; 6. A connecting socket;
7. buckling; 8. Fixing a belt C; 9. Fixing a belt D;
10. a contact layer; 11. A polymer gel layer A; 12. An anti-slip layer;
13. a sponge layer; 14. A polymer gel layer B; 15. A miniature metal detection probe;
16. an anti-slip column; 17. A highly conductive foil layer; 18. A PU conductive film A;
19. a PU conductive film B; 20. A conductive cloth; 21. An operating table;
22. a high voltage direct current power supply; 23. A control module; 24. A microprocessor;
25. a memory; 26. A detection circuit module; 27. An RF amplifier;
28. a high frequency generator; 29. A high-frequency electrotome; 30. A transformer;
31. a primary winding; 32. A secondary winding; 33. Connecting a lead;
34. a capacitor; 35. A loop lead; 36. And connecting the electric wire.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly specified or limited, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
fig. 1 is a schematic perspective structure diagram of an electrode pad of the present invention, fig. 2 is a schematic cross-sectional structure diagram of the electrode pad of the present invention, fig. 3 is a schematic circuit principle structure diagram of a high-frequency generator 28 of the present invention, fig. 4 is a schematic circuit principle structure diagram of a detection circuit module 26 of the present invention, and fig. 1, fig. 2, fig. 3 and fig. 4 of the present specification are shown as a schematic diagram of a high-frequency circuit electrode pad, which comprises an electrode pad main body 1, wherein the electrode pad main body 1 is composed of a contact layer 10, a polymer gel layer a11, a conductive cloth 20, a polymer gel layer B14, a high conductive foil layer 17, a sponge layer 13 and an anti-slip layer 12, which are sequentially arranged from top to bottom, the invention adopts polymer gel as an insulating material, a plurality of anti-slip columns 16 are fixedly connected to the bottom of the anti-slip layer 12, so that the problem between the electrode pad main body 1 and an operating table 21 can be effectively prevented, and the thickness of the electrode pad main body 1 is 10mm, the conductive cloth 20 is silver ion conductive cloth, the silver ion conductive cloth 20 has good conductivity, silver ions can conduct electricity very quickly and effectively, the silver ion conductive cloth 20 also has good mildew-proof deodorization function, the silver ion conductive cloth 20 can adsorb deteriorated protein on the silver ion conductive cloth very quickly to reduce or eliminate odor, so that the odor of a patient body is adsorbed, the silver ion conductive cloth also has a sterilization function, the silver ions are combined with other substances very easily, so that the protein inside and outside a bacterial cell membrane is solidified, 99.9% of bacteria can be resisted, a plurality of miniature metal detection probes 15 are installed inside the contact layer 10, the miniature metal detection probes 15 are miniature integrated circuit metal detection probes with the type I1SF-D030, the working voltage of the miniature metal detection probes is 10-60 VDC, the response time is 0.1mS/0.1mS, the connection mode adopts a wire outlet type, the miniature metal detection probe 15 and the high-frequency generator 28 are connected with each other through the connecting wire 33, can be installed in a narrow and compact space, and is simple to install, high in working precision and good in anti-interference performance.
Example 2:
fig. 1 is a schematic perspective view of an electrode pad according to the present invention, fig. 2 is a schematic cross-sectional view of the electrode pad according to the present invention, fig. 3 is a schematic circuit diagram of a high-frequency generator 28 according to the present invention, fig. 4 is a schematic circuit diagram of a detection circuit module 26 according to the present invention, such as the schematic circuit diagrams of fig. 1, fig. 2, fig. 3 and fig. 4 of the present invention, the high-frequency generator 28 includes a control module 23, a high-voltage dc power supply 22, an RF amplifier 27, a detection circuit and a circuit monitoring device, the control module 23 is electrically connected to the circuit monitoring device, the high-voltage dc power supply 22 and the RF amplifier 27, the output terminal of the high-voltage dc power supply 22 is connected to the RF amplifier 27, and the output terminal of the RF amplifier 27 is connected to the high-frequency electric knife 29 through a connecting wire 36, the high voltage dc power supply 22 in the present invention can provide the high voltage dc power supply 22 to the RF amplifier 27, and then convert the high voltage dc power supply 22 to radio frequency energy and transmit the radio frequency energy to the electrode knife, and in particular, the RF amplifier 27 can generate a suitable waveform of high RF energy configured to generate multiple waveforms with various duty cycles, peak voltages, peak factors, and other parameters.
Example 3:
fig. 1 is a schematic perspective view of an electrode pad according to the present invention, fig. 2 is a schematic cross-sectional view of the electrode pad according to the present invention, fig. 3 is a schematic circuit diagram of a high-frequency generator 28 according to the present invention, fig. 4 is a schematic circuit diagram of a detection circuit module 26 according to the present invention, and fig. 1, fig. 2, fig. 3 and fig. 4 are schematic circuit diagrams of an electrode pad according to the present invention, the electrode pad monitoring device includes a detection circuit module 26, a transformer 30, a primary winding 31 and a secondary winding 32, the detection circuit module 26 is connected to the controller, the primary winding 31 is connected to the detection circuit module 26, the transformer 30 is connected to the primary winding 31, the secondary winding 32 is connected to the transformer 30, and the detection circuit module 26 can be connected to the detection circuit module by the primary winding 31, the secondary winding 32, and the controller, The secondary winding 32, the connecting lead 33 and the electrode pad and the micro metal detection probe 15 inside the electrode pad are electrically connected with each other and return the electrosurgical energy to the high frequency generator 28, the connecting lead 33 can be enclosed in the loop outgoing line 5 and connected at the secondary winding 32 of the transformer 30, the controller can provide a signal to the detection circuit module 26 at a specific interrogation frequency, the signal is a clock signal generated by the controller at a specific frequency, which can be a square wave, a sine wave, a pulse or a step signal, the detection circuit module 26 can be respectively applied to the electrode pad main body 1 and the micro metal detection probe 15, the signal passes through the patient and returns to the detection circuit module 26 through the micro metal detection probe 15 and the electrode pad main body 1 when detection is performed, then the detection circuit module 26 measures a response signal to the signal and monitors the change of the response signal, to determine whether there is adhesion of the metal object to the electrode pad main body 1 on the patient.
Example 4:
fig. 1 is a schematic perspective view of an electrode pad according to the present invention, fig. 2 is a schematic cross-sectional view of the electrode pad according to the present invention, fig. 3 is a schematic circuit diagram of a high-frequency generator 28 according to the present invention, fig. 4 is a schematic circuit diagram of a detection circuit module 26 according to the present invention, such as the high-frequency circuit electrode pad shown in fig. 1, fig. 2, fig. 3 and fig. 4 of the present invention, the control module 23 includes a microprocessor 24 and a memory 25, the memory 25 is any one of a RAM memory 25 or an EPROM memory 25, the control module 23 can provide a signal to the detection circuit through a specific interrogation frequency, the memory 25 is a volatile memory 25 (e.g., a RAM) or a non-volatile memory 25 (e.g., a flash memory medium and a magnetic disk medium), the microprocessor 24 includes an output port, and the output port can be connected to a high-voltage dc power supply 22 or an RF amplifier 27, which allows the microprocessor 24 to control the output of the high frequency generator 28 according to an open loop or closed loop control scheme, the microprocessor 24 of the present invention may be replaced by any logical processor (e.g., control circuit).
Example 5:
fig. 1 is a schematic perspective view of an electrode pad according to the present invention, fig. 2 is a schematic cross-sectional view of the electrode pad according to the present invention, fig. 3 is a schematic circuit diagram of a high-frequency generator 28 according to the present invention, fig. 4 is a schematic circuit diagram of a detection circuit module 26 according to the present invention, and fig. 1, fig. 2, fig. 3 and fig. 4 of the present specification illustrate a high-frequency circuit electrode pad, in which the secondary winding 32 is connected to the electrode pad body 1 through a connection wire 33, the secondary winding 32 is further connected to a micro metal detection probe 15 disposed inside the contact layer 10 through another connection wire 33, the contact layer 10 in the present invention is a TPU film, and the thickness of the TPU film is 0.1 mm.
The contact layer 10 is a hollow structure, a plurality of miniature metal detection probes 15 can be placed in the contact layer, two capacitors 34 are connected to the secondary winding 32, a return lead 35 is coupled between the two capacitors 34, the return lead 35 and the RF amplifier 27 are electrically connected to each other, the present invention can measure the temperature performance of the return electrode and detect the metal by applying a continuous current for a certain period of time, the high frequency generator 28 in the present invention can dynamically calculate the tissue temperature at the position of the return electrode pad, thereby predicting the temperature of patient tissues returned below the electrode pad, and also detecting metals, when metals exist above the electrode pad body, the detection circuit realizes timely closing of the high-voltage direct-current power supply 22 through the controller, and can prevent the hidden danger of electric burn of a patient in the operation process.
Example 6:
fig. 1 is a schematic perspective view of an electrode pad according to the present invention, fig. 2 is a schematic cross-sectional view of the electrode pad according to the present invention, fig. 3 is a schematic circuit schematic structure of a high-frequency generator 28 according to the present invention, fig. 4 is a schematic circuit schematic structure of a detection circuit module 26 according to the present invention, and fig. 1, fig. 2, fig. 3 and fig. 4 of the accompanying drawings of the present specification illustrate a high-frequency circuit electrode pad, in which a PU conductive film a18 is disposed at an upper end of a high conductive foil layer 17, a PU conductive film B19 is disposed at a lower end of the high conductive foil layer 17, and thicknesses of the PU conductive film a18 and the PU conductive film B19 are 0.2mm, which is excellent in elasticity, light weight and excellent in waterproof property.
Example 7:
fig. 1 is a schematic perspective view of an electrode pad according to the present invention, fig. 2 is a schematic cross-sectional view of the electrode pad according to the present invention, fig. 3 is a schematic circuit diagram of a high-frequency generator 28 according to the present invention, fig. 4 is a schematic circuit diagram of a detection circuit module 26 according to the present invention, fig. 5 is a schematic perspective view of the present embodiment, and fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 of the present specification illustrate a high-frequency circuit electrode pad, one side of the electrode pad main body 1 is connected with a fixing tape a2 and a fixing tape D9, the other side of the electrode pad main body 1 is connected with a fixing tape B3 and a fixing tape C8, the fixing tape B3 and the fixing tape C8 are both connected with an adhesive portion 4, the fixing tape B3 and the fixing tape a2 are mutually adhered, the fixing tape C8 and the fixing tape D9 are mutually adhered, the fixing tape B3 and the fixing tape C8 are both provided with a buckle 7, the fixing band B3 can be buckled with the fixing band A2 through the buckle 7, the fixing band C8 can be buckled with the fixing band D9 through the buckle 7, and the electrode pad main body 1 is provided with the connecting socket 6 for inserting the outgoing line 5.
The working mode is as follows: the invention provides a high-frequency loop electrode pad, which comprises an electrode pad main body 1, wherein the electrode pad main body 1 consists of a contact layer 10, a polymer gel layer A11, conductive cloth 20, a polymer gel layer B14, a high-conductivity foil layer 17, a sponge layer 13 and an anti-skid layer 12 which are sequentially arranged from top to bottom, when the high-frequency loop electrode pad is used, firstly, the electrode pad main body 1 is placed at the upper end of an operating table 21, then, an outgoing line 5 is mutually inserted into a connecting socket 6 arranged on the electrode pad main body 1, the electrode pad main body 1 is mutually connected with a high-frequency generator 28 through the outgoing line 5, when a patient lies above the electrode pad main body 1, the high-frequency generator 28 is started, the high-frequency generator 28 in the invention comprises a control module 23, a high-voltage direct current power supply 22, an RF amplifier 27, a detection circuit module 26 and a loop monitoring device, the high-frequency generator 28 can dynamically calculate the tissue temperature at the position of the returned electrode pad, thereby predicting the temperature of the patient tissue below the returned electrode pad, detecting the metal, when the metal exists above the electrode pad body, the detection circuit realizes timely closing of the high voltage direct current power supply 22 through the controller, specifically, the detection circuit module 26 can be electrically connected with the electrode pad main body 1 and the micro metal detection probe 15 inside the electrode pad main body 1 through the primary winding 31, the secondary winding 32 and the connecting wire 33, and returns the electrosurgical energy to the high frequency generator 28, the connecting wire 33 can be packaged in the loop outgoing wire 5 and connected at the secondary winding 32 of the transformer 30, the controller can provide signals to the detection circuit module 26 at a specific interrogation frequency, the detection circuit module 26 can be respectively applied to the electrode pad main body 1 and the micro metal detection probe 15, when detecting, the signals pass through the patient and return to the detection circuit module 26 through the micro metal detection probe 15 and the electrode pad main body 1, the detection circuit module 26 then measures the response signal to the signal and monitors the change of the response signal to determine whether the metal object and the electrode pad main body 1 are adhered to the patient, and the controller of the present invention can convert the signals indicating the failure and normality of the high frequency generator 28 into corresponding display signals, and can display the signals on a display screen of an externally disposed terminal display, such as displaying "failure" or "normality".
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a high frequency return circuit electrode pad, includes electrode pad main part (1), its characterized in that: electrode pad main part (1) comprises from last contact layer (10), polymer gel layer A (11), electrically conductive cloth (20), polymer gel layer B (14) and skid resistant course (12) of arranging down in proper order the bottom fixedly connected with a plurality of non slipping spur (16) of skid resistant course (12), the thickness of electrode pad main part (1) is 3.5mm ~ 13mm, electrically conductive cloth (20) adopt the electrically conductive cloth of silver ion, the internally mounted of contact layer (10) has a plurality of miniature metal test probe (15), interconnect between miniature metal test probe (15) and high frequency generator (28).
2. The high-frequency loop electrode pad according to claim 1, wherein: the high-frequency generator (28) comprises a control module (23), a high-voltage direct current power supply (22), an RF amplifier (27), a detection circuit and a loop monitoring device, wherein the control module (23) is respectively and electrically connected with the loop monitoring device, the high-voltage direct current power supply (22) and the RF amplifier (27), the output end of the high-voltage direct current power supply (22) is connected with the RF amplifier (27), and the output end of the RF amplifier (27) is connected with the high-frequency electric knife (29) through a connecting wire (36).
3. The high-frequency loop electrode pad according to claim 2, wherein: the electrode loop monitoring device comprises a detection circuit module (26), a transformer (30), a primary winding (31) and a secondary winding (32), wherein the detection circuit module (26) is connected with the controller, the primary winding (31) is connected with the detection circuit module (26) in a coupling mode, the transformer (30) is connected with the primary winding (31) in a coupling mode, and the secondary winding (32) is connected with the transformer (30) in a coupling mode.
4. The high-frequency loop electrode pad according to claim 2, wherein: the control module (23) comprises a microprocessor (24) and a memory (25), the memory (25) adopts any one of a RAM memory (25) or an EPROM memory (25), and the control module (23) can provide signals for the detection circuit through a specific interrogation frequency.
5. The high-frequency loop electrode pad according to claim 3, wherein: the secondary winding (32) is connected with the electrode pad main body (1) through one connecting lead (33), and the secondary winding (32) is also connected with the miniature metal detection probe (15) arranged in the contact layer (10) through the other connecting lead (33).
6. The high-frequency loop electrode pad according to claim 3, wherein: two capacitors (34) are connected to the secondary winding (32), a loop lead (35) is coupled between the two capacitors (34), and the loop lead (35) and the RF amplifier (27) are electrically connected to each other.
7. The high-frequency loop electrode pad according to claim 1, wherein: the lower extreme of polymer gel layer B (14) is provided with high conductive foil layer (17), is provided with PU conductive film A (18) in the upper end of high conductive foil layer (17), is provided with PU conductive film B (19) in the lower extreme of high conductive foil layer (17), is provided with sponge layer (13) in the lower extreme of PU conductive film B (19).
8. The high-frequency loop electrode pad according to claim 1, wherein: the contact layer (10) adopts a TPU film, and the thickness of the TPU film is 0.1 mm-0.5 mm.
9. The high-frequency loop electrode pad according to claim 1, wherein: one side of electrode pad main part (1) is connected with fixed band A (2) and fixed band D (9) the opposite side of electrode pad main part (1) is connected with fixed band B (3) and fixed band C (8), all is connected with bonding portion (4) on fixed band B (3) and fixed band C (8), bonds each other between fixed band B (3) and fixed band A (2), bonds each other between fixed band C (8) and the fixed band D (9).
10. The high-frequency loop electrode pad according to claim 9, wherein: all be provided with buckle (7) on fixed band B (3) and fixed band C (8), mutual lock joint between fixed band B (3) accessible buckle (7) and fixed band A (2), mutual lock joint between fixed band C (8) accessible buckle (7) and fixed band D (9), offer connection socket (6) that are used for pegging graft lead-out wire (5) on the electrode pad main part (1).
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| CN202111086572.2A CN113768614A (en) | 2021-09-16 | 2021-09-16 | High-frequency loop electrode pad |
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| CN202111086572.2A CN113768614A (en) | 2021-09-16 | 2021-09-16 | High-frequency loop electrode pad |
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