CN112472287A - Bipolar electrocoagulation and cutting integrated endoscope instrument - Google Patents
Bipolar electrocoagulation and cutting integrated endoscope instrument Download PDFInfo
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- CN112472287A CN112472287A CN202011334494.9A CN202011334494A CN112472287A CN 112472287 A CN112472287 A CN 112472287A CN 202011334494 A CN202011334494 A CN 202011334494A CN 112472287 A CN112472287 A CN 112472287A
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- water injection
- drainage
- shear blade
- pull rod
- sleeve
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1442—Probes having pivoting end effectors, e.g. forceps
- A61B18/1445—Probes having pivoting end effectors, e.g. forceps at the distal end of a shaft, e.g. forceps or scissors at the end of a rigid rod
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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
- A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
- A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
- A61B2018/00029—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids open
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00589—Coagulation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00607—Coagulation and cutting with the same instrument
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00696—Controlled or regulated parameters
- A61B2018/00714—Temperature
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00696—Controlled or regulated parameters
- A61B2018/0072—Current
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/007—Aspiration
Abstract
The invention discloses a bipolar electrocoagulation and cutting integrated endoscope instrument, which relates to the technical field of medical instruments and comprises a fixed handle, a movable handle, a rotating wheel, a sleeve, a pull rod, an electrode joint, a first shear blade, a second shear blade, a water injection assembly, a drainage assembly, a water injection joint, a drainage joint, a temperature control assembly and a controller. Through the water injection subassembly through the hole of dripping of first shear blade play water, and then realize the cooling and avoid the tissue adhesion, in time inhale the liquid and the necrotic tissue that draw out the operation region through the drainage subassembly, avoid causing the operation region to pollute. The temperature control component is used for preventing the first shear blade or the second shear blade from being too high in temperature, so that the cooling water is gasified to influence the work of an operator.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a bipolar electrocoagulation and cutting integrated endoscope instrument.
Background
The bipolar coagulation is the most common surgical instrument in minimally invasive endoscopic surgery, and is manufactured by the bipolar coagulation technology, and two tips of a bipolar electrode are required to provide high-frequency electric energy for human body tissues so as to dehydrate and coagulate the human body tissues. Besides bipolar coagulation, a plurality of surgical instruments such as a surgical instrument with a cutting function are required in a minimally invasive human surgery, however, the existing bipolar coagulation can only be used for coagulation only and has no other functions, the existing bipolar coagulation must be used with other surgical instruments during surgery, doctors must frequently replace the instruments when needed, and the surgery efficiency is affected. When the bipolar electrocoagulation works, cooling water needs to be started for flushing, the cooling water is gradually gasified after reaching the boiling point along with the temperature rise of the electrocoagulation end, and the generated water mist easily interferes with the sight of an operator.
Disclosure of Invention
In order to solve the technical problems, the invention provides a bipolar electrocoagulation and cutting integrated endoscope instrument which integrates coagulation and cutting functions, is simple and convenient to operate, improves the operation efficiency, has a temperature control function, and avoids water mist from generating to influence the work of an operator.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a bipolar electrocoagulation and cutting integrated endoscope instrument which comprises a fixed handle, a movable handle, a rotating wheel, a sleeve, a pull rod, an electrode joint, a first shear blade, a second shear blade, a water injection assembly, a drainage assembly, a water injection joint, a drainage joint, a temperature control assembly and a controller, wherein the movable handle is hinged at the rear end of the fixed handle, the rotating wheel is arranged at the front end of the fixed handle, the sleeve is fixedly sleeved in the rotating wheel and extends out from two ends of the rotating wheel, the pull rod is slidably sleeved in the sleeve, the pull rod and the sleeve are mutually insulated, the rear end of the pull rod is connected with the movable handle, the front end of the pull rod is hinged with the rear end of the first shear blade through a first connecting shaft, one side of the front end of the sleeve is provided with a connecting plate, the second shear blade is hinged on the connecting plate through a second connecting shaft, the first shear blade is hinged with the second shear blade through a third connecting shaft, the movable handle rotates relative to the fixed handle to drive the pull rod to reciprocate along the sleeve, and the pull rod moves backwards or forwards to drive the first shear blade and the second shear blade to close or open; the water injection joint and the drainage joint are both arranged on the fixed handle, the water injection assembly is arranged on one side of the inner wall of the sleeve, two ends of the water injection assembly are respectively connected with the water injection joint and the rear end of the first shear blade, a water injection channel is arranged in the first shear blade, a plurality of water dripping holes are formed in the side surface of the first shear blade opposite to the second shear blade, the water injection assembly is communicated with the water dripping holes through the water injection channel, the drainage assembly is arranged on the other side of the inner wall of the sleeve, one end of the drainage assembly is connected with the drainage joint, and the other end of the drainage assembly extends out of the front end of the sleeve; the pull rod and the sleeve are both connected with the electrode connector, the temperature control assembly comprises a temperature sensor and a current regulator, the electrode connector is used for being connected with a power supply, the current regulator is arranged between the power supply and the electrode connector, the temperature sensor is arranged on the first scissor piece or the second scissor piece, and the temperature sensor and the current regulator are both connected with the controller.
Preferably, a first insulating layer is arranged outside the pull rod, a second insulating layer and a third insulating layer are respectively arranged inside and outside the sleeve, and the third connecting shaft is an insulating shaft.
Preferably, the scissors further comprise a ceramic scissor blade, the ceramic scissor blade is the same as the second scissor blade in shape, and the ceramic scissor blade is fixed on one side, close to the first scissor blade, of the second scissor blade.
Preferably, the first and second scissor blades are each serrated on opposite sides thereof.
Preferably, the water injection subassembly is including the first connecting pipe, water injection pipe and the second connecting pipe that connect gradually, the water injection pipe is fixed in bushing inner wall one side, first connecting pipe one end with the water injection articulate, the first connecting pipe other end passes the sleeve pipe lateral wall with the water injection pipe rear end is connected, the both ends of second connecting pipe respectively with the water injection pipe front end with on the first shear blade the water injection passageway is connected.
Preferably, a water injection switch is arranged on the fixed handle, a water injection electromagnetic valve is arranged on the first connecting pipe, and the water injection electromagnetic valve and the water injection switch are both connected with the controller.
Preferably, the drainage assembly comprises a third connecting pipe and a drainage pipe which are sequentially connected, the drainage pipe is fixed to the other side of the inner wall of the casing, one end of the third connecting pipe is connected with the drainage joint, the other end of the third connecting pipe penetrates through the side wall of the casing to be connected with the rear end of the drainage pipe, and the drainage pipe extends out of the front end of the casing.
Preferably, a drainage switch is arranged on the fixed handle, a drainage electromagnetic valve is arranged on the third connecting pipe, and the drainage electromagnetic valve and the drainage switch are both connected with the controller.
Preferably, the electric coagulation device further comprises a first chuck, a second chuck and a double-core wire, wherein the first chuck is arranged on the sleeve, the second chuck is arranged on the pull rod, the first chuck and the second chuck are both connected with the double-core wire, the double-core wire is connected with the electrode joint, an electric coagulation switch is arranged on the movable handle, and the electric coagulation switch is used for controlling the on-off of a circuit between the power supply and the electrode joint.
Preferably, the movable handle is hinged to the lower portion of the rear end of the fixed handle through a pin shaft, a clamping groove is formed in the upper portion of the movable handle, a connecting column and a spherical clamping block are sequentially arranged at the rear end of the pull rod, a positioning through hole communicated with the clamping groove is formed in one side, close to the pull rod, of the movable handle, the connecting column penetrates through the positioning through hole to extend into the clamping groove, the spherical clamping block is located in the clamping groove, the diameter of the connecting column is smaller than that of the positioning through hole, and the diameter of the positioning through hole is smaller than that of the spherical clamping block.
Compared with the prior art, the invention has the following technical effects:
according to the bipolar electrocoagulation and cutting integrated endoscope instrument, the movable handle rotates relative to the fixed handle and can drive the pull rod to reciprocate along the sleeve, the pull rod moves backwards or forwards and can drive the first shear blade and the second shear blade to close or open, so that electric cutting and electrocoagulation hemostasis are realized, tissues can be grabbed and pulled and finely separated, surgical instruments do not need to be frequently replaced, the operation is simple and convenient, and the surgical efficiency is improved. The water injection joint is connected with a water pump and a water source, water is discharged through the water injection assembly through the water dripping holes of the first shear blade, so that the temperature is reduced, tissue adhesion is avoided, the negative pressure joint is connected with negative pressure equipment, liquid and necrotic tissue in an operation area are sucked out in time through the drainage assembly, and the pollution to the operation area is avoided. The temperature control device also comprises a temperature control assembly, wherein the temperature control assembly comprises a temperature sensor and a current regulator, the electrode connector is used for being connected with a power supply, the current regulator is arranged between the power supply and the electrode connector, the temperature sensor transmits the temperature of the first shear blade or the second shear blade to the controller, the controller judges, and if the temperature is higher than the set temperature, the current is regulated by the current regulator, so that the phenomenon that the temperature of the first shear blade or the second shear blade is too high to gasify cooling water is avoided, and further, the phenomenon that the work of an operator is influenced by the generation of water mist is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic external view of the present invention providing a bipolar electrocoagulation and cutting integrated endoscopic instrument;
FIG. 2 is a schematic diagram of the internal structure of the integrated bipolar electrocoagulation and cutting endoscopic instrument provided by the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 2.
Description of reference numerals: 1. fixing a handle; 2. a movable handle; 3. a pin shaft; 4. a water injection joint; 5. a drainage connector; 6. an electrode tab; 7. a water injection switch; 8. a drainage switch; 9. an electrocoagulation switch; 10. a rotating wheel; 11. a sleeve; 12. a first scissor blade; 13. a second scissor blade; 14. a pull rod; 15. a connecting plate; 16. a first connecting shaft; 17. a second connecting shaft; 18. a third connecting shaft; 19. a temperature sensor; 20. a first connecting pipe; 21. a water injection pipe; 22. a second connecting pipe; 23. a water injection solenoid valve; 24. a third connecting pipe; 25. a drainage tube; 26. a drainage electromagnetic valve; 27. a first chuck; 28. a second chuck; 29. a two-core wire; 30. a card slot; 31. connecting columns; 32. a spherical fixture block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
The invention aims to provide a bipolar electrocoagulation and cutting integrated endoscope instrument, which integrates coagulation and cutting functions, is simple and convenient to operate, improves the operation efficiency, has a temperature control function, and avoids water mist from generating to influence the work of an operator.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1-3, the present embodiment provides a bipolar coagulation and cutting integrated endoscope apparatus, which comprises a fixed handle 1, a movable handle 2, a rotating wheel 10, a sleeve 11, a pull rod 14, an electrode joint 6, a first scissor blade 12, a second scissor blade 13, a water injection assembly, a drainage assembly, a water injection joint 4, a drainage joint 5, a temperature control assembly and a controller, wherein the movable handle 2 is hinged to the rear end of the fixed handle 1, the fixed handle 1 is provided with a hollow cavity, the rotating wheel 10 is installed at the front end of the fixed handle 1, the sleeve 11 is fixedly sleeved in the rotating wheel 10 and extends out from two ends of the rotating wheel 10, the pull rod 14 is slidably sleeved in the sleeve 11, the pull rod 14 and the sleeve 11 are insulated from each other, the rear end of the pull rod 14 is connected with the movable handle 2, the front end of the pull rod 14 is hinged to the rear end of the first scissor blade 12 through a first connecting shaft, the second scissor blade 13 is hinged to the connecting plate 15 through a second connecting shaft 17, the first scissor blade 12 is hinged to the second scissor blade 13 through a third connecting shaft 18, the movable handle 2 rotates relative to the fixed handle 1 and can drive the pull rod 14 to reciprocate along the sleeve 11, the pull rod 14 moves backwards or forwards and can drive the first scissor blade 12 and the second scissor blade 13 to be closed or opened, and specifically, when the movable handle 2 is rotated downwards, the pull rod 14 moves backwards and further drives the first scissor blade 12 to move backwards, so that the first scissor blade 12 and the second scissor blade 13 are closed, and electric cutting and electric coagulation hemostasis are performed; on the contrary, when the movable handle 2 is rotated upwards, the pull rod 14 moves forwards to drive the first scissor blade 12 to move forwards, so that the first scissor blade 12 and the second scissor blade 13 are opened, therefore, the first scissor blade 12 and the second scissor blade 13 in the embodiment can be used for electric coagulation hemostasis, separation cutting, grasping and traction tissue and fine separation tissue, the surgical instrument does not need to be frequently replaced, the operation is simple and convenient, and the surgical efficiency is improved. In the present embodiment, the sleeve 11, the pull rod 14, the connecting plate 15, the first scissor element 12 and the second scissor element 13 are made of metal.
Water injection joint 4 and drainage connect 5 and all set up on fixed handle 1, the water injection subassembly sets up in 11 inner walls of sleeve pipe one side, the both ends of water injection subassembly are connected with the rear end that the water injection connects 4 and first shear blade 12 respectively, the inside water injection passageway that is provided with of first shear blade 12, be provided with a plurality of drip holes on the side that first shear blade 12 is relative with second shear blade 13, the water injection subassembly passes through water injection passageway and drip hole intercommunication, water pump and water source are connected to water injection joint 4, through the drip hole play water of water injection subassembly through first shear blade 12, and then realize the cooling and avoid organizing the adhesion. The drainage component sets up in 11 inner walls opposite sides of sleeve pipe, and drainage component one end is connected with drainage joint 5, and the drainage component other end is stretched out by 11 front ends of sleeve pipes, and negative pressure joint connects negative pressure equipment, in time sucks out the liquid and the necrotic tissue in operation region through the drainage component, avoids causing operation region to pollute.
The pull rod 14 and the sleeve 11 are both connected with the electrode connector 6, the temperature control assembly comprises a temperature sensor 19 and a current regulator, the electrode connector 6 is used for being connected with a power supply, the electrode connector 6 supplies safe high-frequency electric energy to the first shear blade 12 and the second shear blade 13 through the pull rod 14 and the sleeve 11, the current regulator is arranged between the power supply and the electrode connector 6, the temperature sensor 19 is arranged on the first shear blade 12 or the second shear blade 13, and the temperature sensor 19 and the current regulator are both connected with the controller. During operation, the temperature sensor 19 transmits the temperature of the first shear blade 12 or the second shear blade 13 to the controller, and the controller judges that the temperature is higher than the set temperature, and the current is adjusted by the current adjuster, so that the phenomenon that the temperature of the first shear blade 12 or the second shear blade 13 is too high to gasify the cooling water is avoided, and further, the phenomenon that the work of an operator is influenced by the generation of water mist is avoided. Specifically, the temperature sensor 19 is disposed on the first scissor element 12, and the set temperature of the controller is 65-75 ℃.
Specifically, the outside of pull rod 14 is provided with the first insulating layer, and the inside and the outside of sleeve 11 are provided with second insulating layer and third insulating layer respectively, and then realize insulating each other and prevent that the creepage from taking place between pull rod 14 and the sleeve 11, and third connecting axle 18 is the insulating axle, and specifically, third connecting axle 18 is the ceramic axle for the junction of first scissors blade 12 and second scissors blade 13 is insulating.
When the two metal scissor blades are contacted at the side surfaces, the generated electric arc is small, and the electrocoagulation hemostasis effect is poor. Therefore, the ceramic scissor blade is arranged in the embodiment, the shape of the ceramic scissor blade is the same as that of the second scissor blade 13, the ceramic scissor blade is fixed on one side, close to the first scissor blade 12, of the second scissor blade 13, the ceramic scissor blade is arranged between the first scissor blade 12 and the second scissor blade 13, so that the lateral contact surfaces of the first scissor blade 12 and the second scissor blade 13 are insulated, the first scissor blade 12 and the second scissor blade 13 are separated to generate electric arcs, and a better electrocoagulation hemostasis effect is achieved.
In the present embodiment, the opposite sides of the first and second cutting blades 12 and 13 are both saw-toothed structures. Specifically, the weep holes are provided at the recesses of the saw-toothed structure of the first scissor blade 12.
Specifically, the water injection subassembly is including the first connecting pipe 20, water injection pipe 21 and the second connecting pipe 22 that connect gradually, and water injection pipe 21 is fixed in sleeve pipe 11 inner wall one side, and first connecting pipe 20 one end is connected with water injection joint 4, and the first connecting pipe 20 other end passes sleeve pipe 11 lateral wall and is connected with water injection pipe 21 rear end, and the both ends of second connecting pipe 22 are connected with the water injection passageway on water injection pipe 21 front end and the first scissors piece 12 respectively.
In this embodiment, the water injection pipe 21 is an insulating hard pipe, and the first connection pipe 20 and the second connection pipe 22 are both insulating hoses. Since the rod 14 reciprocates relative to the sleeve 11 and moves the first cutting blade 12, the second connecting tube 22 has a margin so as not to affect the movement of the first cutting blade 12.
In order to control the water injection process, the fixed handle 1 is provided with a water injection switch 7, the first connecting pipe 20 is provided with a water injection electromagnetic valve 23, and the water injection electromagnetic valve 23 and the water injection switch 7 are both connected with the controller. During operation, the water injection joint 4 is connected with water pump and water source, opens water pump and water injection switch 7 for water injection solenoid valve 23 opens, and the cooling water loops through water injection joint 4, first connecting pipe 20, water injection pipe 21, second connecting pipe 22 and water injection passageway and flows out by the hole that drips, and then realizes the cooling and avoids organizing the adhesion.
Specifically, the drainage assembly comprises a third connecting pipe 24 and a drainage pipe 25 which are sequentially connected, the drainage pipe 25 is fixed on the other side of the inner wall of the casing 11, one end of the third connecting pipe 24 is connected with the drainage connector 5, the other end of the third connecting pipe 24 penetrates through the side wall of the casing 11 to be connected with the rear end of the drainage pipe 25, and the drainage pipe 25 extends out of the front end of the casing 11. In this embodiment, the drainage tube 25 is an insulating hard tube, and the third connection tube 24 is an insulating flexible tube.
In order to control the drainage process, the fixed handle 1 is provided with the drainage switch 8, the third connecting pipe 24 is provided with the drainage electromagnetic valve 26, and the drainage electromagnetic valve 26 and the drainage switch 8 are both connected with the controller. During operation, the drainage connector 5 is connected with the negative pressure device, the negative pressure device and the drainage switch 8 are opened, the drainage electromagnetic valve 26 is opened, liquid and necrotic tissues in an operation area are sucked and led out by the drainage tube 25 and the third connecting tube 24 under the action of negative pressure, and the operation area is cleaned in time to avoid pollution.
The double-core wire drawing device further comprises a first clamping head 27, a second clamping head 28 and a double-core wire 29, wherein the first clamping head 27 is arranged on the sleeve 11, the second clamping head 28 is arranged on the pull rod 14, the first clamping head 27 and the second clamping head 28 are both connected with the double-core wire 29, the double-core wire 29 is connected with the electrode connector 6, and a power supply supplies power to the sleeve 11 and the pull rod 14 through the electrode connector 6 and the double-core wire 29 and then through the first clamping head 27 and the second clamping head 28 respectively. In order to control the electrocoagulation process, an electrocoagulation switch 9 is arranged on the movable handle 2, and the electrocoagulation switch 9 is used for controlling the on-off of a circuit between the power supply and the electrode joint 6. In operation, electrocoagulation switch 9 is turned on, and the power supply is connected to the circuit between electrode connectors 6, so that electricity is supplied to first shear blade 12 and second shear blade 13 through pull rod 14 and sleeve 11.
Specifically, movable handle 2 articulates in the lower part of fixed handle 1 rear end through round pin axle 3, 2 upper portions of movable handle are provided with draw-in groove 30, 14 rear ends of pull rod have set gradually spliced pole 31 and globular fixture block 32, one side that movable handle 2 is close to pull rod 14 is provided with the positioning hole who communicates with draw-in groove 30, spliced pole 31 passes positioning hole and extends to in the draw-in groove 30, globular fixture block 32 is arranged in draw-in groove 30, spliced pole 31's diameter is less than positioning hole's diameter, make spliced pole 31 have certain activity allowance, positioning hole's diameter is less than the diameter of globular fixture block 32, and then avoid globular fixture block 32 to deviate from in by draw-in.
The specific using process is as follows: the electrocoagulation switch 9 and the water injection switch 7 are opened, the movable handle 2 is pinched to enable the movable handle to rotate downwards, the first shear blade 12 and the second shear blade 13 are closed, electrocoagulation hemostasis and cutting are conducted on an affected part, at the moment, cooling water flows out from a water dripping hole in the first shear blade 12, flushing and cooling are conducted while electrocoagulation is conducted, and adhesion is avoided. Meanwhile, in the electrocoagulation working process, the temperature control assembly controls the temperature of the first shear blade 12 and the second shear blade 13, and the phenomenon that the cooling water is gasified due to overhigh temperature to interfere the sight of an operator is avoided. After the electrocoagulation and cutting operation is finished, the movable handle 2 is enabled to rotate upwards, the first shear blade 12 and the second shear blade 13 are opened, the electrocoagulation switch 9 and the water injection switch 7 are closed, the drainage switch 8 is opened, liquid and necrotic tissues in an operation area are sucked to the outside through negative pressure equipment, and the visual field of the operation area is kept clear.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (10)
1. A bipolar electrocoagulation and cutting integrated endoscope instrument is characterized by comprising a fixed handle, a movable handle, a rotating wheel, a sleeve, a pull rod, an electrode connector, a first shear blade, a second shear blade, a water injection assembly, a drainage assembly, a water injection connector, a drainage connector, a temperature control assembly and a controller, wherein the movable handle is hinged to the rear end of the fixed handle, the rotating wheel is installed at the front end of the fixed handle, the sleeve is fixedly sleeved in the rotating wheel and extends out of two ends of the rotating wheel, the pull rod is slidably sleeved in the sleeve, the pull rod and the sleeve are mutually insulated, the rear end of the pull rod is connected with the movable handle, the front end of the pull rod is hinged to the rear end of the first shear blade through a first connecting shaft, a connecting plate is arranged on one side of the front end of the sleeve, the second shear blade is hinged to the connecting plate through a second connecting shaft, the first shear blade is hinged with the second shear blade through a third connecting shaft, the movable handle rotates relative to the fixed handle to drive the pull rod to reciprocate along the sleeve, and the pull rod moves backwards or forwards to drive the first shear blade and the second shear blade to close or open; the water injection joint and the drainage joint are both arranged on the fixed handle, the water injection assembly is arranged on one side of the inner wall of the sleeve, two ends of the water injection assembly are respectively connected with the water injection joint and the rear end of the first shear blade, a water injection channel is arranged in the first shear blade, a plurality of water dripping holes are formed in the side surface of the first shear blade opposite to the second shear blade, the water injection assembly is communicated with the water dripping holes through the water injection channel, the drainage assembly is arranged on the other side of the inner wall of the sleeve, one end of the drainage assembly is connected with the drainage joint, and the other end of the drainage assembly extends out of the front end of the sleeve; the pull rod and the sleeve are both connected with the electrode connector, the temperature control assembly comprises a temperature sensor and a current regulator, the electrode connector is used for being connected with a power supply, the current regulator is arranged between the power supply and the electrode connector, the temperature sensor is arranged on the first scissor piece or the second scissor piece, and the temperature sensor and the current regulator are both connected with the controller.
2. A bipolar electrocoagulation and cutting integrated endoscopic instrument according to claim 1, wherein a first insulating layer is provided outside the pull rod, a second insulating layer and a third insulating layer are provided inside and outside the casing respectively, and the third connecting shaft is an insulating shaft.
3. A bipolar electrocoagulation and cutting integrated endoscopic instrument according to claim 2, further comprising a ceramic scissor blade shaped the same as the second scissor blade, the ceramic scissor blade secured to a side of the second scissor blade adjacent the first scissor blade.
4. A bipolar electrocoagulation and cutting integrated endoscopic instrument according to claim 1, wherein opposing sides of the first and second scissor blades are serrated.
5. An integrated bipolar electrocoagulation and cutting endoscope apparatus according to claim 1, wherein the water injection assembly comprises a first connection pipe, a water injection pipe and a second connection pipe which are connected in sequence, the water injection pipe is fixed on one side of the inner wall of the casing, one end of the first connection pipe is connected with the water injection joint, the other end of the first connection pipe penetrates through the side wall of the casing to be connected with the rear end of the water injection pipe, and two ends of the second connection pipe are respectively connected with the front end of the water injection pipe and the water injection channel on the first scissor blade.
6. An integrated bipolar electrocoagulation and cutting endoscope apparatus according to claim 5, wherein a water injection switch is arranged on the fixed handle, a water injection solenoid valve is arranged on the first connecting pipe, and both the water injection solenoid valve and the water injection switch are connected with the controller.
7. An integrated bipolar electrocoagulation and cutting endoscopic instrument according to claim 1, wherein the drainage assembly comprises a third connecting tube and a drainage tube connected in sequence, the drainage tube is fixed on the other side of the inner wall of the casing, one end of the third connecting tube is connected with the drainage joint, the other end of the third connecting tube penetrates through the side wall of the casing to be connected with the rear end of the drainage tube, and the drainage tube extends out of the front end of the casing.
8. An integrated bipolar electrocoagulation and cutting endoscopic instrument according to claim 7, wherein a drainage switch is provided on the stationary handle, a drainage solenoid valve is provided on the third connecting tube, and both the drainage solenoid valve and the drainage switch are connected to the controller.
9. An integrated bipolar electrocoagulation and cutting endoscopic instrument according to claim 1, further comprising a first chuck, a second chuck and a two-core wire, wherein the first chuck is disposed on the casing, the second chuck is disposed on the pull rod, both the first chuck and the second chuck are connected to the two-core wire, the two-core wire is connected to the electrode connector, the movable handle is provided with an electrocoagulation switch, and the electrocoagulation switch is used for controlling the on-off of a circuit between the power supply and the electrode connector.
10. An endoscope instrument integrating bipolar electrocoagulation and cutting according to claim 1, wherein the movable handle is hinged to the lower portion of the rear end of the fixed handle through a pin shaft, a clamping groove is formed in the upper portion of the movable handle, a connecting column and a spherical clamping block are sequentially arranged at the rear end of the pull rod, a positioning through hole communicated with the clamping groove is formed in one side, close to the pull rod, of the movable handle, the connecting column penetrates through the positioning through hole and extends into the clamping groove, the spherical clamping block is located in the clamping groove, the diameter of the connecting column is smaller than that of the positioning through hole, and the diameter of the positioning through hole is smaller than that of the spherical clamping block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011334494.9A CN112472287A (en) | 2020-11-25 | 2020-11-25 | Bipolar electrocoagulation and cutting integrated endoscope instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011334494.9A CN112472287A (en) | 2020-11-25 | 2020-11-25 | Bipolar electrocoagulation and cutting integrated endoscope instrument |
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| Publication Number | Publication Date |
|---|---|
| CN112472287A true CN112472287A (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011334494.9A Pending CN112472287A (en) | 2020-11-25 | 2020-11-25 | Bipolar electrocoagulation and cutting integrated endoscope instrument |
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| Country | Link |
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| CN (1) | CN112472287A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116602752A (en) * | 2023-05-15 | 2023-08-18 | 浙江舒友仪器设备股份有限公司 | Medical intelligent electrocoagulation hook |
| CN116616890A (en) * | 2023-05-16 | 2023-08-22 | 浙江舒友仪器设备股份有限公司 | Bipolar electric coagulation forceps for sucking liquid during operation |
-
2020
- 2020-11-25 CN CN202011334494.9A patent/CN112472287A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116602752A (en) * | 2023-05-15 | 2023-08-18 | 浙江舒友仪器设备股份有限公司 | Medical intelligent electrocoagulation hook |
| CN116602752B (en) * | 2023-05-15 | 2024-02-27 | 浙江舒友仪器设备股份有限公司 | Medical intelligent electrocoagulation hook |
| CN116616890A (en) * | 2023-05-16 | 2023-08-22 | 浙江舒友仪器设备股份有限公司 | Bipolar electric coagulation forceps for sucking liquid during operation |
| CN116616890B (en) * | 2023-05-16 | 2024-04-16 | 浙江舒友仪器设备股份有限公司 | Bipolar electric coagulation forceps for sucking liquid during operation |
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