CN220124765U - Minimally invasive surgical forceps - Google Patents
Minimally invasive surgical forceps Download PDFInfo
- Publication number
- CN220124765U CN220124765U CN202320726848.7U CN202320726848U CN220124765U CN 220124765 U CN220124765 U CN 220124765U CN 202320726848 U CN202320726848 U CN 202320726848U CN 220124765 U CN220124765 U CN 220124765U
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- China
- Prior art keywords
- handle
- hinged
- push rod
- straight cylinder
- minimally invasive
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 229910000639 Spring steel Inorganic materials 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims 5
- 241001330002 Bambuseae Species 0.000 claims 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 5
- 239000011425 bamboo Substances 0.000 claims 5
- 210000000080 chela (arthropods) Anatomy 0.000 claims 1
- 238000002324 minimally invasive surgery Methods 0.000 claims 1
- 210000003811 finger Anatomy 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 241000561734 Celosia cristata Species 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000002357 laparoscopic surgery Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a pair of minimally invasive surgical forceps in the field of medical instruments, which comprises a straight cylinder arm, a handle connected with the straight cylinder wall, a push rod arranged in the straight cylinder arm, a first handle and a second handle connected with the straight cylinder wall, wherein the left end of the straight cylinder arm is provided with a movable clamp, the movable clamps are symmetrical clamping plates, the clamping plates are mutually hinged to form a Y-shaped clamping plate, and the left side of the push rod is hinged with the Y-shaped clamping plate through a connecting rod mechanism; the right part of the straight cylinder arm is provided with a limiting cavity, the middle part of the straight cylinder arm is provided with a first handle, and a second handle is integrally connected with the straight cylinder arm; a stop block is fixedly arranged on the push rod, the left part of the push rod is arranged in the limiting cavity, and a return spring is arranged between the stop block and the limiting cavity; the right end of the push rod is hinged with a connecting rod, the other end of the connecting rod is hinged with a rotary handle, and the rotary handle is hinged with a second handle. The clamping block is novel in structure, the operation clamping of the clamping block is completed through the return spring and the connecting rod mechanism, and the clamping block is convenient and quick to use.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a pair of minimally invasive surgical forceps.
Background
The surgical forceps are one of the necessary tools for the operation in hospitals and assist the surgical needles to be used together.
Some surgical forceps on the market have the defects that the ligature clip locking device can fall off from the clip applier due to the extrusion or hanging and wiping acting force of tissues in the clinical use process, the purpose of clamping tissues or blood vessels can not be achieved, and the falling ligature clip is inconvenient to take out in laparoscopic surgery.
Disclosure of Invention
The utility model aims to provide a pair of minimally invasive surgical forceps which are convenient to clamp and use.
The purpose of the utility model is realized in the following way: the minimally invasive surgical forceps comprise a straight cylinder arm, a handle connected with the straight cylinder wall, a push rod arranged in the straight cylinder arm, a first handle and a second handle connected with the straight cylinder wall, wherein the left end of the straight cylinder arm is provided with a movable clamp, the movable clamp is a symmetrical clamping plate, the clamping plates are mutually hinged to form a Y-shaped clamping plate, and the left side of the push rod is hinged with the Y-shaped clamping plate through a connecting rod mechanism; the right part of the straight cylinder arm is provided with a limiting cavity, the middle part of the straight cylinder arm is provided with a first handle, and the second handle is integrally connected with the straight cylinder arm; a stop block is fixedly arranged on the push rod, the left part of the push rod is arranged in the limiting cavity, and a return spring is arranged between the stop block and the limiting cavity; the right end of the push rod is hinged with a connecting rod, the other end of the connecting rod is hinged with a rotary handle, and the rotary handle is hinged with a second handle.
Preferably, the connecting rod mechanism is a symmetrically arranged connecting short rod, one end of the connecting short rod is hinged with the middle part of the clamping plate, and the other end of the connecting short rod is hinged with the push rod.
Preferably, a return spring steel sheet is arranged between the second handle and the rotary handle.
Preferably, a zigzag fixing piece is arranged below the spring steel sheet.
Preferably, when the restoring spring returns to the maximum extension, the right end of the push rod is exposed out of the limiting cavity and hinged with the connecting rod.
Preferably, the first handle is provided with an ergonomic handle, and the second handle and the rotary handle are provided with a ring buckle.
Compared with the prior art, the utility model has the following advantages: through being provided with the return spring, press the rotatory handle, Y type splint open, after pressing from both sides objects such as pipe, slowly loosen the return spring and return to the original position, Y type splint can accomplish and press from both sides tightly, can fix certain distance and then fixed Y type splint between second handle and the rotatory handle through being provided with the cockscomb structure stationary blade simultaneously, form the clamp of certain angle.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
The device comprises a straight cylinder arm 1, a push rod 2, a first handle 3, a second handle 4, a movable clamp 5, a clamping plate 6, a limiting cavity 7, a stop block 8, a return spring 9, a connecting rod 10, a rotating handle 11, a connecting short rod 12, a spring steel sheet 13 and a saw-tooth-shaped fixing sheet 14.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the minimally invasive surgical forceps comprise a straight cylinder arm 1, a push rod 2 arranged in the straight cylinder arm 1, a first handle 3 and a second handle 4 connected with the straight cylinder arm 1, a movable clamp 5 arranged at the left end of the straight cylinder arm 1, symmetrical clamping plates 6 arranged at the left end of the movable clamp 5, wherein the clamping plates 6 are mutually hinged to form a Y-shaped clamping plate, and the left side of the push rod 2 is hinged with the Y-shaped clamping plate through a connecting rod mechanism; the middle part of the straight cylinder arm 1 is provided with a first handle 3, the right part of the straight cylinder arm 1 is provided with a limiting cavity 7, and the second handle 4 is integrally connected with the straight cylinder arm; a stop block 8 is fixedly arranged on the push rod 2, and a return spring 9 is arranged between the stop block 8 and the limiting cavity 7; the right end of the push rod 2 is hinged with a connecting rod 10, the other end of the connecting rod 10 is hinged with a rotary handle 11, and the rotary handle 11 is hinged with a second handle 4.
As shown in fig. 1, the above-mentioned link mechanism is a symmetrically arranged connecting short rod 12, one end of the connecting short rod 12 is hinged to the middle of the clamping plate 6, and the other end is hinged to the push rod 2, and the link mechanism drives the clamping plate in a double manner, so that the clamping force of the clamping plate is further increased.
As shown in fig. 1, a return spring steel sheet 13 is provided between the second handle 4 and the rotary handle 11. The restoring spring provides spring force, so that the push rod can restore automatically, and clamping force is formed through the spring force.
As shown in fig. 1, a serrated fixing piece 14 is disposed below the spring steel sheet 13, and after the serrated fixing pieces are engaged with each other, the distance between the second handle and the rotating handle can be fixed, so that the Y-shaped clamping plate can be fixed, and finally, a clamping with a certain angle is formed.
As shown in fig. 1, when the restoring spring 9 returns to the maximum tension, the right end of the push rod 2 is exposed out of the limiting cavity 7 and hinged with the connecting rod 10, so that the hinge point of the connecting rod and the push rod is exposed out of the limiting cavity, and the connecting rod cannot move due to the limiting cavity when driven by the rotating handle.
As shown in fig. 1, the first handle 3 is provided with an ergonomic handle, the second handle 4 and the rotating handle 11 are provided with ring buckles, the first handle is held by a left hand, and the index finger and the thumb of the right hand are respectively fixed on the ring buckles.
The working principle of the utility model is explained as follows: when the novel clamping device is used, a left hand holds the first handle, the index finger and the thumb of a right hand are respectively fixed on the ring buckles, the rotary handle is pressed, the rotary handle drives the connecting rod, the connecting rod drives the push rod, the push rod presses the return spring through the stop block, the Y-shaped clamping plate is opened, then the rotary handle is loosened, the return spring provides spring force, the push rod is guaranteed to return automatically, and the connecting short rod is driven to form clamping force through the spring force.
The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the present utility model will fall within the protection scope of the present utility model without departing from the design concept of the present utility model, and the technical content of the present utility model is fully described in the claims.
Claims (6)
1. The utility model provides a minimally invasive surgery pincers, includes straight section of thick bamboo arm, and the handle that straight section of thick bamboo wall is connected, including straight section of thick bamboo arm, still including setting up the push rod in straight section of thick bamboo arm, still include and with straight section of thick bamboo wall connected first handle and second handle, its characterized in that: the left end of the straight cylinder arm is provided with a movable clamp, the movable clamp is a symmetrical clamping plate, the clamping plates are mutually hinged to form a Y-shaped clamping plate, and the left side of the push rod is hinged with the Y-shaped clamping plate through a connecting rod mechanism; the right part of the straight cylinder arm is provided with a limiting cavity, the middle part of the straight cylinder arm is provided with a first handle, and the second handle is integrally connected with the straight cylinder arm; a stop block is fixedly arranged on the push rod, the left part of the push rod is arranged in the limiting cavity, and a return spring is arranged between the stop block and the limiting cavity; the right end of the push rod is hinged with a connecting rod, the other end of the connecting rod is hinged with a rotary handle, and the rotary handle is hinged with a second handle.
2. A pair of minimally invasive surgical forceps according to claim 1, wherein: the connecting rod mechanism is a symmetrically arranged connecting short rod, one end of the connecting short rod is hinged with the middle part of the clamping plate, and the other end of the connecting short rod is hinged with the push rod.
3. A pair of minimally invasive surgical forceps according to claim 1, wherein: a return spring steel sheet is arranged between the second handle and the rotary handle.
4. A pair of minimally invasive surgical forceps according to claim 3, wherein: and a zigzag fixing piece is arranged below the spring steel sheet.
5. A pair of minimally invasive surgical forceps according to claim 1, wherein: when the restoring spring returns to the maximum stretching, the right end of the push rod is exposed out of the limiting cavity and hinged with the connecting rod.
6. A pair of minimally invasive surgical forceps according to claim 1, wherein: the first handle is provided with an ergonomic handle, and the second handle and the rotating handle are provided with a ring buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320726848.7U CN220124765U (en) | 2023-04-04 | 2023-04-04 | Minimally invasive surgical forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320726848.7U CN220124765U (en) | 2023-04-04 | 2023-04-04 | Minimally invasive surgical forceps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220124765U true CN220124765U (en) | 2023-12-05 |
Family
ID=88954636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320726848.7U Active CN220124765U (en) | 2023-04-04 | 2023-04-04 | Minimally invasive surgical forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220124765U (en) |
-
2023
- 2023-04-04 CN CN202320726848.7U patent/CN220124765U/en active Active
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