CN113693712B - Electric coagulation cutting instrument with double operating handles - Google Patents
Electric coagulation cutting instrument with double operating handles Download PDFInfo
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- CN113693712B CN113693712B CN202111002030.2A CN202111002030A CN113693712B CN 113693712 B CN113693712 B CN 113693712B CN 202111002030 A CN202111002030 A CN 202111002030A CN 113693712 B CN113693712 B CN 113693712B
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- 238000005520 cutting process Methods 0.000 title claims abstract description 44
- 230000015271 coagulation Effects 0.000 title abstract description 7
- 238000005345 coagulation Methods 0.000 title abstract description 7
- 238000009297 electrocoagulation Methods 0.000 claims abstract description 25
- 210000000078 claw Anatomy 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 22
- 230000000694 effects Effects 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 18
- 241000282376 Panthera tigris Species 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 claims 9
- 238000005452 bending Methods 0.000 claims 2
- 230000001174 ascending effect Effects 0.000 claims 1
- 238000003756 stirring Methods 0.000 description 7
- 230000023597 hemostasis Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000023555 blood coagulation Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
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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
- A61B18/14—Probes or electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- 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
-
- 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
-
- 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
- A61B2018/1452—Probes having pivoting end effectors, e.g. forceps including means for cutting
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The invention relates to an electrocoagulation cutting instrument with double operating handles, which belongs to the technical field of medical instruments and comprises a hollow gripping handle, wherein a first movable handle and a second movable handle which form rotary support with the gripping handle are arranged on the gripping handle, rotating fulcrums of the first movable handle and the second movable handle are overlapped and respectively provided with a first operating part and a second operating part which extend to the outer part of the front side of the gripping handle, the first movable handle is further connected with a clamp rod and used for driving the clamp rod to move along the axial direction, when the clamp rod moves along the axial direction, two clamp claws are opened or closed, and the second movable handle is further connected with a push cutter rod and used for driving the push cutter rod to move along the axial direction. The invention has the advantages of convenient operation, convenient distinction, convenient clinical use and the like when the electric coagulation function and the cutting function are switched back and forth.
Description
Technical Field
The invention relates to an electric coagulation cutting instrument with double operating handles, and belongs to the technical field of medical instruments.
Background
In clinical surgery, especially in endoscopic and open surgery, it is often necessary to use instruments for separating, electrocoagulation and cutting blood vessels or tissues. The prior Chinese patent No. 201420067544.5, whose patent name is bipolar electrocoagulation cutting knife device, discloses a bipolar electrocoagulation cutting knife device, comprising a handle, wherein the handle is internally provided with a jaw propulsion mechanism and a cutting knife propulsion mechanism, the jaw propulsion mechanism comprises a slide seat fixed in the handle and a trigger hinged in the handle, one end of the trigger is exposed out of the handle, the cutting knife propulsion mechanism comprises a baffle arranged in the handle and a rod body movably penetrated in the baffle, the inner end of the rod body is provided with a blocking head positioned at one side of the baffle, the pushing rod of the cutting knife is fixedly connected with the rod body, the outer end of the rod body is provided with a pushing part positioned at the other side of the baffle and extending out of the handle, and the bipolar electrocoagulation cutting knife device has the advantages of simple and convenient operation; the blood coagulation effect is good, and the function is multiple; can easily realize the grasping of the vascular tissue and the separation, electrocoagulation and cutting operations. It also has the following disadvantages: the operation is inconvenient when the electric coagulation function and the cutting function are switched back and forth, and the clinical use is inconvenient.
Disclosure of Invention
The invention aims to provide an electrocoagulation cutting instrument with double operating handles, which solves the problems that in the prior art, the electrocoagulation and cutting functions are inconvenient to operate and inconvenient to use clinically when switched back and forth.
The technical purpose of the invention is mainly solved by the following technical scheme: a double-operating handle electrocoagulation cutting instrument comprises a hollow grasping handle, wherein an outer rod extending forwards and backwards is fixed on the grasping handle, a clamp rod and a push-type broach rod penetrate through the inner part of the outer rod in a movable mode, one end of the clamp rod extends to the front end of the outer rod and is fixed with two oppositely arranged clamp claws, one end of the push-type broach rod extends to the front end of the outer rod and is fixed with a cutting knife, the grasping handle is provided with a first movable handle and a second movable handle which form rotary support with the grasping handle, rotating fulcrums of the first movable handle and the second movable handle are overlapped and respectively provided with a first operating part and a second operating part which extend to the outer part of the front side of the grasping handle, the first movable handle is further connected with the clamp rod and is used for driving the clamp rod to move axially, when the clamp rod moves axially, the two clamp claws are opened or closed, the second movable handle is further connected with the push broach rod and used for driving the push broach rod to move along the axial direction.
When the device is used, an operator holds the gripping handle by one hand, extends the outer rod of the device into a part to be treated, drives the first operating part to rotate the first movable handle, can drive the clamp rod to move axially through the first movable handle, can drive the two clamp claws at the front end of the clamp rod to open or close when the clamp rod moves axially, so that tissue at the part to be treated can be subjected to electrocoagulation hemostasis, can drive the second operating part to rotate the second movable handle, can drive the push cutter rod to move axially through the second movable handle, can drive the cutting knife at the front end of the push cutter rod to move axially along the push cutter rod when the push cutter rod moves axially, so that electrocoagulation cutting can be realized, the device respectively realizes the functions of electrocoagulation and cutting by controlling the two movable handles which rotate at the same side and at the same fulcrum, the operation is convenient when the switch is made back and forth, and the distinguishing is convenient, and the clinical use is convenient.
Preferably, the second movable handle movably penetrates through the first movable handle, an avoiding groove for the second movable handle to rotate is formed in the first movable handle, the avoiding groove extends from a rotation fulcrum of the first movable handle to two sides, and center lines of the first movable handle and the second movable handle in the width direction are overlapped.
Through setting up the second movable handle as the activity and running through first movable handle, it dodges the groove to have in the first movable handle to supply the second movable handle pivoted, it extends to both sides from the rotation fulcrum of first movable handle to dodge the groove, first movable handle and the coincidence of second movable handle central line on the width direction, make first movable handle and second movable handle can independent rotation each other, and the two can not misplace on the width direction, make the middle part that operating personnel different pointed can contact with first movable handle and second movable handle respectively during the operation, the operating personnel application of force of being convenient for stirs it, can reduce the risk that operating personnel indicates the tail end and its contact, can not influence the operation.
Preferably, the first operating portion is located below the second operating portion, and a rotation space for rotating the second operating portion is formed between the first operating portion and the second operating portion.
Through setting up first operation portion in second operation portion below, and be formed with between the two and supply second operation portion pivoted rotation space for first operation portion and second operation portion can rotate by mutual independence, thereby make first activity handle and second activity handle can rotate by mutual independence, can prevent effectively that first activity handle and second activity handle from interfering each other when rotating, so that realize function not.
Preferably, the first operating portion is provided in an arc shape extending toward a bottom portion of the grip handle, and an upper surface of the first operating portion is provided in a curved surface protruding upward.
Through setting up first operation portion into the protruding arc shape that extends to gripping handle bottom, the upper surface of first operation portion sets up to the curved surface of epirelief, and the operating personnel of being convenient for stirs first operation portion, can increase the travelling comfort of operation simultaneously.
Preferably, the second operation portion is provided in a curved shape extending toward a bottom portion of the grip handle, and an upper surface of the second operation portion is provided in a curved surface protruding upward.
Through setting up the second operation portion to the curved shape that extends to gripping handle bottom, the upper surface of second operation portion sets up to the curved surface of epirelief, and the operating personnel of being convenient for stirs the second operation portion, can increase the travelling comfort of operation simultaneously.
Preferably, the wall body of the gripping handle is provided with an opening for the first movable handle and the second movable handle to rotate, the opening penetrates through the wall body of the gripping handle, the opening extends towards two sides by using a rotation fulcrum of the first movable handle, and the rotation fulcrums of the first movable handle and the second movable handle are located at the opening.
Through being equipped with on the gripping handle and supplying first movable handle and the pivoted uncovered of second movable handle, uncovered wall body that runs through the gripping handle, uncovered rotation fulcrum with first movable handle extends to both sides, the rotation fulcrum of first movable handle and second movable handle is located uncovered department, can not take place to interfere with the gripping handle when making first movable handle and second movable handle rotate, make the rotation fulcrum of first movable handle and second movable handle outwards move as far as possible simultaneously, make first movable handle and second movable handle be located the outside length of gripping handle longer, make the power of stirring first movable handle and second movable handle less, and the operation of being convenient for.
Preferably, a holding groove used for corresponding to a tiger's mouth of an operator's hand is formed at the rear end of the grasping handle, the holding groove is U-shaped with a downward opening, the front end face and the rear end face of the holding groove are bent backwards, and the length of the front end face of the holding groove extending towards the bottom of the grasping handle is greater than the length of the rear end face extending towards the bottom of the grasping handle.
Through be formed with the handheld groove that is used for corresponding with operating personnel hand tiger's mouth at gripping handle rear end, handheld groove is the decurrent U font of opening, the equal backward bend of terminal surface around the handheld groove, the length that the terminal surface extends to gripping handle bottom before the handheld groove is greater than the length that its rear end face extends to gripping handle bottom, make operating personnel stretch into the hand and hold the gripping handle in the handheld inslot, can also play certain bearing effect to the gripping handle, thereby can promote the gripping effect.
Preferably, the first movable handle is connected with the clamping bar through a first driving mechanism, the first driving mechanism comprises two guide grooves formed on two opposite side walls of the gripping handle, the extending direction of the guide grooves is parallel to the axis direction of the clamping bar, a sliding sleeve fixedly connected with the end part of the clamping bar is arranged between the two guide grooves, guide protrusions are fixedly arranged on two sides of the sliding sleeve corresponding to the two guide grooves respectively, the two guide protrusions extend into the corresponding guide grooves respectively and are in sliding fit with the guide grooves, a spring groove with an opening at one end is formed at one end of the sliding sleeve, a positioning shaft extending parallel to the clamping bar is fixedly arranged in the gripping handle, a return spring is sleeved on the outer side of the positioning shaft, one end of the return spring is abutted against the end wall of the gripping handle, and the other end of the return spring extends into the spring groove and is abutted against the bottom of the spring, one end, far away from the opening, of the sliding sleeve is provided with a U-shaped groove with a downward opening, the end portion, located inside the grabbing handle, of the first movable handle extends into the U-shaped groove from the opening of the U-shaped groove, and the end portion of the end of the first movable handle is arranged to be cylindrical and movably matched with the U-shaped groove.
The first movable handle is connected with the jaw rod through a first driving mechanism, the first driving mechanism comprises two guide grooves formed in two opposite side walls of the grasping handle, the extending direction of the guide grooves is parallel to the axis direction of the jaw rod, a sliding sleeve fixedly connected with the end part of the jaw rod is arranged between the two guide grooves, guide bulges are fixedly arranged on two sides of the sliding sleeve corresponding to the two guide grooves respectively, the two guide bulges extend into the corresponding guide grooves respectively and are in sliding fit with the guide grooves, a spring groove with an opening at one end is formed at one end of the sliding sleeve, a positioning shaft extending parallel to the jaw rod is fixedly arranged in the grasping handle, a reset spring is sleeved outside the positioning shaft, one end of the reset spring is abutted against the end wall of the grasping handle, the other end of the reset spring extends into the spring groove and is abutted against the groove bottom of the spring groove, a U-shaped groove with a downward opening is formed at one end of the sliding sleeve far away from the opening of the opening, the end part of the first movable handle inside of the grasping handle extends into the U-shaped groove, the end part of the first movable handle is arranged to be cylindrical and movably matched with the U-shaped groove, when the first operating part is shifted to enable the first movable handle, the sliding sleeve can be moved along the extending direction of the guide groove through the matching between one rotating end of the first movable handle and the U-shaped groove, the guide protrusion can play a role in guiding when moving, the jaw rod can be driven to move along the axial direction, two jaws capable of driving the front end of the jaw rod are opened or closed, the tissue at the part to be treated is subjected to electric coagulation hemostasis, and in addition, due to the resetting effect of the resetting spring, when the first operating part is loosened, the first movable handle can automatically return.
Preferably, the second movable handle is connected with the push-type broach rod through a second driving mechanism, the second driving mechanism comprises two guide chutes formed on two opposite side walls of the gripping handle, the extending direction of the guide chutes is parallel to the axis direction of the push-type broach rod, a sliding seat fixedly connected with the end part of the push-type broach rod is arranged between the two guide chutes, the front end of the sliding seat is fixedly connected with the end part of the push-type broach rod through a connecting plate, positioning protrusions are fixedly arranged on two corresponding sides of the sliding seat and the two guide chutes respectively, the two positioning protrusions extend into the corresponding guide chutes respectively and are in sliding fit with the corresponding guide chutes, a vertically-penetrating conversion groove is arranged in the sliding seat, the end surfaces on two sides of the conversion groove are symmetrically semi-cylindrical surfaces, and the end part of the second movable handle located in the gripping handle extends into the conversion groove from the bottom of the conversion groove, the end part of the second movable handle is set to be in a curved shape which is movably matched with the conversion groove.
The second movable handle is connected with the push broach rod through a second driving mechanism, the second driving mechanism comprises two guide sliding grooves formed on two opposite side walls of the gripping handle, the extending direction of the guide sliding grooves is parallel to the axis direction of the push broach rod, a sliding seat fixedly connected with the end part of the push rod is arranged between the two guide sliding grooves, the front end of the sliding seat is fixedly connected with the end part of the push rod through a connecting plate, two sides of the sliding seat corresponding to the two guide sliding grooves are respectively and fixedly provided with a positioning bulge, the two positioning bulges respectively extend into the corresponding guide sliding grooves and are in sliding fit with the corresponding guide sliding grooves, the sliding seat is internally provided with a conversion groove which penetrates up and down, the two side end surfaces of the conversion groove are arranged into symmetrical semi-cylindrical surfaces, the end part of the second movable handle positioned in the gripping handle extends into the bottom of the conversion groove, the end part of the second movable handle is arranged into a curved shape movably matched with the conversion groove, when making the second movable handle of second operation portion of stirring, cooperation between one of them rotation end through the second movable handle and the converting tank can make the slide remove along the extending direction of guide chute, can play the effect of direction when removing through the location arch to can drive and push away the cutter arbor and remove along the axial, thereby can drive and push away the axial displacement of cutter arbor along the cutter arbor of the cutting knife of cutter arbor front end, thereby can realize the electricity and congeal the cutting.
Preferably, a reset tension spring is arranged below the second movable handle, one end of the reset tension spring acts on the second movable handle, and the other end of the reset tension spring acts on an installation rod fixedly arranged in the grabbing handle.
Through being equipped with the extension spring that resets in second movable handle below, extension spring one end that resets acts on second movable handle, and the extension spring other end that resets acts on setting firmly on the installation pole inside gripping handle for when loosening second operation portion, under the effect of extension spring that resets, second movable handle can self return, thereby can drive cutting knife automatic re-setting.
Therefore, the invention has the advantages of convenient operation, convenient differentiation, convenient clinical use and the like when the electrocoagulation and cutting functions are switched back and forth.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view showing a connection structure of a first movable handle and a second movable handle according to the present invention;
FIG. 4 is a schematic perspective view of the sliding sleeve of the present invention;
FIG. 5 is a perspective view of the slider of the present invention;
fig. 6 is a schematic view showing the internal structure of the grip handle of the present invention.
The scores in the figures are as follows: 1. a grip handle; 2. an outer rod; 3. a clamp lever; 4. pushing the cutter rod; 5. a jaw; 6. a cutting knife; 7. a first movable handle; 8. a second movable handle; 9. a first drive mechanism; 10. a first operation section; 11. a second drive mechanism; 12. a second operation section; 13. a rotating space; 14. an avoidance groove; 15. opening the mouth; 16. a hand-held tank; 17. a guide groove; 18. a sliding sleeve; 19. a guide projection; 20. a spring slot; 21. positioning the shaft; 22. a return spring; 23. a U-shaped groove; 24. a guide chute; 25. a slide base; 26. positioning the projection; 27. a conversion tank; 28. a return tension spring; 29. and (5) installing a rod.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
As shown in figures 1 and 2, the double-operating handle electrocoagulation cutting instrument comprises a hollow gripping handle 1, an outer rod 2 which extends forwards and backwards and is axially through is fixed on the gripping handle 1, a clamp rod 3 and a push-type cutter rod 4 are movably arranged in the outer rod 2 in a penetrating manner, one end of the clamp rod 3 extends to the front end of the outer rod 2 and is fixed with two oppositely arranged clamp claws 5, the clamp claws 5 are made of elastic metal materials, when the clamp rod 3 moves axially, the two clamp claws 5 are opened or closed, one end of the push-type cutter rod 4 extends to the front end of the outer rod 2 and is fixed with a cutting knife 6, a first movable handle 7 and a second movable handle 8 which form rotary support with the gripping handle 1 are arranged on the gripping handle 1, the first movable handle 7 is further connected with the clamp rod 3 for driving the clamp rod 3 to move axially, the second movable handle 8 is further connected with the push-type cutter rod 4 for driving the push-type cutter rod 4 to move axially, the wall body of gripping handle 1 has the uncovered 15 that supplies first movable handle 7 and the 8 pivoted of second movable handle, uncovered 15 runs through the wall body of gripping handle 1, uncovered 15 extends to both sides with the rotation fulcrum of first movable handle 7, the rotation fulcrum of first movable handle 7 and second movable handle 8 is located uncovered 15 department, gripping handle 1 rear end is formed with the handheld groove 16 that is used for corresponding with operating personnel hand tiger's mouth, handheld groove 16 is the decurrent U font of opening, the front and back terminal surface in handheld groove 16 all is backward curved, the length that the terminal surface extended to gripping handle 1 bottom before the handheld groove 16 is greater than the length that its rear end extended to gripping handle 1 bottom.
As shown in fig. 1 and 3, the first movable handle 7 and the second movable handle 8 have their pivot points overlapped with each other and are respectively formed with a first operation portion 10 and a second operation portion 12 extending to the outside of the front side of the grip handle 1, the first operation portion 10 is provided in a convex arc shape extending to the bottom of the grip handle 1, the upper surface of the first operation portion 10 is provided in a convex curved surface, the second operation portion 12 is provided in a curved shape extending to the bottom of the grip handle 1, the upper surface of the second operation portion 12 is provided in a convex curved surface, the first operation portion 10 is located below the second operation portion 12, the first operation portion 10 is also located above the second operation portion 12, and a pivot space 13 for the rotation of the operation portion located above is formed therebetween, the second movable handle 8 movably penetrates the first movable handle 7, the first movable handle 7 is provided therein with a recess 14 for the rotation of the second movable handle 8, the avoidance groove 14 extends to both sides along the pivot of the first movable handle 7, and the center lines of the first movable handle 7 and the second movable handle 8 in the width direction coincide with each other.
As shown in fig. 2, 4 and 6, the first movable handle 7 is connected to the clamping bar 3 through the first driving mechanism 9, the first driving mechanism 9 includes two guiding slots 17 formed on two opposite side walls of the grasping handle 1, the cross-section of the guiding slot 17 is rectangular, the extending direction of the guiding slot 17 is parallel to the axial direction of the clamping bar 3, a sliding sleeve 18 fixedly connected to the end of the clamping bar 3 is disposed between the two guiding slots 17, guiding protrusions 19 are respectively fixedly disposed on two sides of the sliding sleeve 18 corresponding to the two guiding slots 17, the two guiding protrusions 19 respectively extend into the corresponding guiding slots 17 and slidably fit therewith, a spring slot 20 with an opening at one end is formed at one end of the sliding sleeve 18, a positioning shaft 21 extending parallel to the clamping bar 3 is fixedly disposed in the grasping handle 1, a return spring 22 is sleeved outside the positioning shaft 21, one end of the return spring 22 abuts against the end wall of the grasping handle 1, the other end of the return spring 22 extends into the spring slot 20 and abuts against the bottom of the spring slot, one end of the sliding sleeve 18, which is far away from the opening, is provided with a U-shaped groove 23 with a downward opening, the end part of the first movable handle 7, which is positioned inside the gripping handle 1, extends into the opening of the U-shaped groove 23, and the end part of the end of the first movable handle 7 is arranged into a cylinder shape which is movably matched with the U-shaped groove 23.
As shown in fig. 2, 5 and 6, the second movable handle 8 is connected to the push-type broach rod 4 through the second driving mechanism 11, the second driving mechanism 11 includes two sliding guide slots 24 formed at two opposite side walls of the gripping handle 1, the cross-sectional shape of the sliding guide slots 24 is rectangular, the extending direction of the sliding guide slots 24 is parallel to the axial direction of the push-type broach rod 4, a sliding seat 25 fixedly connected to the end of the push-type broach rod 4 is provided between the two sliding guide slots 24, the front end of the sliding seat 25 is fixedly connected to the end of the push-type broach rod 4 through a connecting plate 30, two positioning protrusions 26 are respectively fixedly provided at two sides of the sliding seat 25 corresponding to the two sliding guide slots 24, the two positioning protrusions 26 respectively extend into the corresponding sliding guide slots 24 and are in sliding fit therewith, a conversion slot 27 penetrating up and down is provided in the sliding seat 25, two end faces of the conversion slot 27 are provided as symmetrical semi-cylindrical surfaces, the end face of the second movable handle 8 at the inner portion of the gripping handle 1 extends from the bottom of the conversion slot 27, the end of the second movable handle 8 is curved to fit with the transition groove 27, a return tension spring 28 is arranged below the second movable handle 8, one end of the return tension spring 28 acts on the second movable handle 8, and the other end of the return tension spring 28 acts on a mounting rod 29 fixedly arranged inside the gripping handle 1.
In the specific implementation of the embodiment, an operator inserts a hand into the handheld groove 16 to hold the grasping handle, inserts the outer rod 2 of the device into the part to be treated, and when the operator stirs the first operating part 10 to enable the first movable handle 7 to rotate counterclockwise, the sliding sleeve 18 can move forward along the extending direction of the guide groove 17 through the matching between one rotating end of the first movable handle 7 and the U-shaped groove 23, so that the forceps rod 3 can be driven to move forward along the axial direction, the two forceps jaws 5 at the front end of the forceps rod 3 can be driven to open, the first operating part 10 is released after the part to be treated is clamped, and under the action of the return spring 22, the first movable handle 7 rotates clockwise to return, so that the forceps rod 3 is driven to move backward along the axial direction to return, the two forceps jaws 5 are closed to clamp the tissue of the part to be treated, and bipolar electrocoagulation hemostasis is realized; when an operator stirs the second operation part 12 to enable the second movable handle 8 to rotate anticlockwise, the sliding seat 25 can be enabled to move forwards along the extending direction of the guide sliding groove 24 through the matching between one of the rotating ends of the second movable handle 8 and the conversion groove 27, the push rod 4 can be driven to move forwards along the axial direction, the cutting knife 6 at the front end of the push rod 4 can be driven to move forwards along the axial direction of the push rod 4, electric coagulation cutting can be realized, the second operation part 12 is loosened after the cutting is completed, and under the action of the reset tension spring 28, the second movable handle 8 drives the cutting knife 6 to reset backwards.
It should be noted that when the clamping bar 3 moves forward along the axial direction, the two jaws 5 at the front end of the clamping bar 3 open, and when the clamping bar 3 is reset backward along the axial direction, the two jaws 5 at the front end of the clamping bar 3 close, which is prior art, and therefore will not be described herein again.
The invention has the advantages of convenient operation, convenient distinction, convenient clinical use and the like when the electrocoagulation function and the cutting function are switched back and forth.
Claims (10)
1. The utility model provides a two operating handle electricity congeals cutting instrument, includes inside hollow gripping handle (1), be fixed with outer pole (2) that extend around on gripping handle (1), tong pole (3) and push away cutter arbor (4) are worn to be equipped with in outer pole (2) internalization, tong pole (3) one end extends to outer pole (2) front end is fixed with jaw (5) of two relative settings, push away cutter arbor (4) one end and extend to outer pole (2) front end is fixed with cutting knife (6), its characterized in that: the grasping handle (1) is provided with a first movable handle (7) and a second movable handle (8) which form rotary support with the grasping handle (1), the rotating fulcrums of the first movable handle (7) and the second movable handle (8) are overlapped and respectively provided with a first operating part (10) and a second operating part (12) which extend to the outer part of the front side of the grasping handle (1), the first movable handle (7) is further connected with the clamp rod (3) and used for driving the clamp rod (3) to move axially, when the clamp rod (3) moves axially, the two clamp claws (5) are opened or closed, and the second movable handle (8) is further connected with the push rod (4) and used for driving the push rod (4) to move axially; the first movable handle (7) is connected with the forceps rod (3) through a first driving mechanism (9), the first driving mechanism (9) comprises two guide grooves (17) formed in two opposite side walls of the grasping handle (1), the extending direction of each guide groove (17) is parallel to the axis direction of the forceps rod (3), a sliding sleeve (18) fixedly connected with the end part of the forceps rod (3) is arranged between the two guide grooves (17), guide protrusions (19) are fixedly arranged on two sides of the sliding sleeve (18) corresponding to the two guide grooves (17) respectively, the two guide protrusions (19) extend into the corresponding guide grooves (17) respectively and are in sliding fit with the guide grooves, a spring groove (20) with an opening at the end is formed at one end of the sliding sleeve (18), a positioning shaft (21) extending parallel to the forceps rod (3) is arranged in the grasping handle (1), the outside cover of location axle (21) is equipped with reset spring (22), reset spring (22) one end with the end wall butt of gripping handle (1), reset spring (22) other end stretches into extremely in spring groove (20) and rather than the tank bottom butt.
2. A dual operating handle electrocoagulation cutting instrument according to claim 1, wherein: the activity of second activity handle (8) is run through first activity handle (7), have the confession in first activity handle (7) second activity handle (8) pivoted dodge groove (14), dodge groove (14) and follow the rotation fulcrum of first activity handle (7) extends to both sides, first activity handle (7) with second activity handle (8) is at the coincidence of the ascending central line of width direction.
3. A dual operating handle electrocoagulation cutting instrument according to claim 1 or 2, wherein: the first operation part (10) is positioned below the second operation part (12), and a rotating space (13) for the second operation part (12) to rotate is formed between the first operation part and the second operation part.
4. A dual operating handle electrocoagulation cutting instrument according to claim 1 or 2, wherein: the first operating part (10) is arranged to be a convex arc shape extending towards the bottom of the grasping handle (1), and the upper surface of the first operating part (10) is arranged to be a convex curved surface.
5. A dual operating handle electrocoagulation cutting instrument according to claim 1 or 2, wherein: the second operation part (12) is arranged to be curved and extends towards the bottom of the grabbing handle (1), and the upper surface of the second operation part (12) is arranged to be an upwards-convex curved surface.
6. A dual operating handle electrocoagulation cutting instrument according to claim 1 or 2, wherein: the wall body of gripping handle (1) has the confession first movable handle (7) with second movable handle (8) pivoted uncovered (15), uncovered (15) run through the wall body of gripping handle (1), uncovered (15) extend to both sides with the pivot of first movable handle (7), first movable handle (7) with the pivot of second movable handle (8) is located uncovered (15) department.
7. A dual operating handle electrocoagulation cutting instrument according to claim 1 or 2, wherein: the utility model discloses a gripping handle, including gripping handle (1), gripping handle (1) rear end is formed with and is used for handheld groove (16) that correspond with operating personnel hand tiger's mouth, handheld groove (16) are the U font that open side down, the equal backward bending of front and back terminal surface in handheld groove (16), the preceding terminal surface in handheld groove (16) to the length that gripping handle (1) bottom extends is greater than its rear end towards the length that gripping handle (1) bottom extends.
8. A dual operating handle electrocoagulation cutting instrument according to claim 1 or 2, wherein: one end, far away from the opening, of the sliding sleeve (18) is provided with a U-shaped groove (23) with a downward opening, the end part, located inside the grabbing handle (1), of the first movable handle (7) extends into the opening of the U-shaped groove (23), and the end part, far away from the opening, of the first movable handle (7) is arranged to be in a cylindrical shape in movable fit with the U-shaped groove (23).
9. A dual operating handle electrocoagulation cutting instrument according to claim 1 or 2, wherein: the second movable handle (8) is connected with the push rod (4) through a second driving mechanism (11), the second driving mechanism (11) comprises two guide sliding grooves (24) formed in two opposite side walls of the gripping handle (1), the extending direction of each guide sliding groove (24) is parallel to the axis direction of the push rod (4), a sliding seat (25) fixedly connected with the end part of the push rod (4) is arranged between the two guide sliding grooves (24), the front end of the sliding seat (25) is fixedly connected with the end part of the push rod (4) through a connecting plate (30), positioning protrusions (26) are fixedly arranged on two sides of the sliding seat (25) corresponding to the two guide sliding grooves (24), the two positioning protrusions (26) extend into the corresponding guide sliding grooves (24) respectively and are in sliding fit with the guide sliding grooves, and a conversion groove (27) which runs through up and down is arranged in the sliding seat (25), the end faces of two sides of the conversion groove (27) are symmetrically arranged to be semi-cylindrical surfaces, the end part of the second movable handle (8) located in the grabbing handle (1) extends into the conversion groove (27) from the bottom of the second movable handle, and the end part of the second movable handle (8) is arranged to be in a bending shape movably matched with the conversion groove (27).
10. A dual operating handle electrocoagulation cutting instrument according to claim 9, wherein: second movable handle (8) below is equipped with return tension spring (28), return tension spring (28) one end acts on second movable handle (8), return tension spring (28) other end act on set firmly in on the inside installation pole (29) of gripping handle (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111002030.2A CN113693712B (en) | 2021-08-30 | 2021-08-30 | Electric coagulation cutting instrument with double operating handles |
| PCT/CN2022/108889 WO2023029841A1 (en) | 2021-08-30 | 2022-07-29 | Dual operating handle electrocoagulation cutting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111002030.2A CN113693712B (en) | 2021-08-30 | 2021-08-30 | Electric coagulation cutting instrument with double operating handles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113693712A CN113693712A (en) | 2021-11-26 |
| CN113693712B true CN113693712B (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111002030.2A Active CN113693712B (en) | 2021-08-30 | 2021-08-30 | Electric coagulation cutting instrument with double operating handles |
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| Country | Link |
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| CN (1) | CN113693712B (en) |
| WO (1) | WO2023029841A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113693712B (en) * | 2021-08-30 | 2022-09-13 | 浙江微度医疗器械有限公司 | Electric coagulation cutting instrument with double operating handles |
Citations (1)
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| CN102813551A (en) * | 2011-06-12 | 2012-12-12 | 封晏 | High-frequency minimally invasive surgery instrument for vascular melt closed cutting |
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| US7000818B2 (en) * | 2003-05-20 | 2006-02-21 | Ethicon, Endo-Surger, Inc. | Surgical stapling instrument having separate distinct closing and firing systems |
| US20070010838A1 (en) * | 2003-05-20 | 2007-01-11 | Shelton Frederick E Iv | Surgical stapling instrument having a firing lockout for an unclosed anvil |
| US7645282B2 (en) * | 2003-11-20 | 2010-01-12 | Osseus, Llc | Method and device for cutting surgical wire or cable |
| US7143925B2 (en) * | 2004-07-28 | 2006-12-05 | Ethicon Endo-Surgery, Inc. | Surgical instrument incorporating EAP blocking lockout mechanism |
| US7328828B2 (en) * | 2005-11-04 | 2008-02-12 | Ethicon Endo-Surgery, Inc, | Lockout mechanisms and surgical instruments including same |
| CN100500107C (en) * | 2006-05-18 | 2009-06-17 | 张毓笠 | A detachable cutting multipurpose scissors for surgical operation |
| US7490749B2 (en) * | 2007-03-28 | 2009-02-17 | Ethicon Endo-Surgery, Inc. | Surgical stapling and cutting instrument with manually retractable firing member |
| CN202036313U (en) * | 2011-03-28 | 2011-11-16 | 陈大伟 | Multifunctional electrocoagulation and electrosection forceps |
| CN103110458A (en) * | 2013-02-09 | 2013-05-22 | 王玉萍 | Bipolar coagulation forceps |
| CN103300916A (en) * | 2013-04-08 | 2013-09-18 | 广州市惠润医疗设备有限公司 | Bipolar multi-functional clamp |
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| WO2017045148A1 (en) * | 2015-09-16 | 2017-03-23 | 瑞奇外科器械(中国)有限公司 | Action execution apparatus and ultrasound surgical instrument |
| CN106037850B (en) * | 2016-07-07 | 2019-01-29 | 江苏风和医疗器材股份有限公司 | Surgical instruments |
| CN106691583A (en) * | 2017-01-21 | 2017-05-24 | 杭州康基医疗器械股份有限公司 | Bipolar coagulation forceps with knife |
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| CN113693712B (en) * | 2021-08-30 | 2022-09-13 | 浙江微度医疗器械有限公司 | Electric coagulation cutting instrument with double operating handles |
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- 2021-08-30 CN CN202111002030.2A patent/CN113693712B/en active Active
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| CN102813551A (en) * | 2011-06-12 | 2012-12-12 | 封晏 | High-frequency minimally invasive surgery instrument for vascular melt closed cutting |
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| Publication number | Publication date |
|---|---|
| CN113693712A (en) | 2021-11-26 |
| WO2023029841A1 (en) | 2023-03-09 |
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Denomination of invention: A dual operating handle electrocoagulation cutting instrument Granted publication date: 20220913 Pledgee: Agricultural Bank of China Limited Dongyang sub branch Pledgor: ZHEJIANG WEDU MEDICAL DEVICES CO.,LTD. Registration number: Y2024330000339 |
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