CN213722188U - Automatic needle holding forceps resets - Google Patents
Automatic needle holding forceps resets Download PDFInfo
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- CN213722188U CN213722188U CN202022041675.4U CN202022041675U CN213722188U CN 213722188 U CN213722188 U CN 213722188U CN 202022041675 U CN202022041675 U CN 202022041675U CN 213722188 U CN213722188 U CN 213722188U
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- movable
- rod
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- handle
- clamp handle
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- 238000004140 cleaning Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 5
- 230000002045 lasting effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000009958 sewing Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
An automatic reset needle holding forceps comprises a fixed forceps handle, a movable forceps handle, a fixed forceps head, a movable forceps head, a connecting pipe, a movable rod and a connecting body, wherein the rear part of the connecting body is connected with the fixed forceps handle and the movable forceps handle, the front part of the connecting body is connected with the connecting pipe, a sliding groove is arranged in the connecting body, a sliding block is arranged in the sliding groove, two ends of the connecting rod A are respectively hinged with the sliding block and the movable forceps handle, a reset spring A is connected between the sliding block and the front end of the sliding groove, the fixed forceps head is connected in front of the connecting pipe, the movable forceps head is hinged with the fixed forceps head, a slidable movable rod is arranged in the connecting pipe, the front end of the movable rod is connected with the outer side of the tail end of the movable forceps head through a connecting rod B, two ends of the connecting rod B are respectively hinged with the movable rod and the movable forceps head, the tail end of the movable rod is connected with the front end of the sliding block, a locking mechanism is connected between the movable forceps handle and the fixed forceps handle, and a cleaning joint is arranged on the connecting body. The utility model has the advantages of stable and lasting needle holding, convenient operation and high working efficiency.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to automatic needle forceps resets.
Background
The needle holding forceps are mainly used for holding a suture needle and suturing various tissues. Sometimes also for instrumental knotting. The needle holder is preferably held at the junction of the medial 1/3 and posterior 1/3 of the needle with its tip, in most cases the needle tip held to the left, and in particular to the right, the suture is overlapped 1/3 and the overlapped portion of the windings is also placed in the needle mouth. Traditional needle forceps do not can accurate control the degree of opening of keeping silent, and need operating personnel manual control to maintain the tight closed state of keeping silent, increased operating personnel and operated the degree of difficulty, have the risk that the improper control of keeping silent leads to the suture needle to drop.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can keep silent and control convenient, and keep keeping the automatic re-setting needle-holding forceps of keeping silent the closed condition for a long time under the condition that does not increase operating personnel hand fatigue.
The technical scheme of the utility model as follows:
the utility model relates to an automatic needle-holding forceps resets, its characterized in that: the movable pliers comprise a fixed pliers handle, a movable pliers handle, a fixed pliers head, a movable pliers head, a connecting pipe, a movable rod and a connecting body, wherein the rear part of the connecting body is fixedly connected with the fixed pliers handle, and the rear part of the connecting body is rotatably and movably connected with the movable pliers handle; the front part of the connecting body is connected with the connecting pipe, a sliding groove which penetrates through the front end and the rear end is arranged in the connecting body, the sliding groove is communicated with the connecting pipe and is coaxial with the connecting pipe, a sliding block is movably connected in the sliding groove in a sliding mode, the rear end of the sliding block is connected with the front end of the movable clamp handle through a connecting rod A, two ends of the connecting rod A are respectively hinged with the sliding block and the movable clamp handle, and a reset spring A is connected between the front end of the sliding block and the front end of the sliding groove; the front end of the connecting pipe is fixedly connected with the fixed tong head, the movable tong head is hinged with the fixed tong head, corresponding fixed lines are arranged on a matching surface between the movable tong head and the fixed tong head, a movable rod capable of sliding is inserted into the connecting pipe, the outer wall of the movable rod is attached to the inner wall of the connecting pipe, the front end of the movable rod is connected with the outer side of the tail end of the movable tong head through a connecting rod B, two ends of the connecting rod B are respectively hinged with the movable rod and the movable tong head, and the tail end of the movable rod is connected with the front end of the sliding block; a locking mechanism is connected between the movable clamp handle and the fixed clamp handle; the cleaning joint is arranged on the connecting body, and the cleaning joint is communicated with the sliding groove and is positioned between the front end of the sliding groove and the sliding block.
The locking mechanism comprises an upper arc-shaped rod and a lower arc-shaped sleeve, the upper arc-shaped rod is arranged on the inner side of the movable clamp handle, the lower arc-shaped sleeve is arranged in the fixed clamp handle, the upper arc-shaped rod and the lower arc-shaped sleeve are separated from each other when the movable clamp handle and the fixed clamp handle are loosened, when the movable clamp handle and the fixed clamp handle are held and are close to each other, the front end of the upper arc-shaped rod is inserted into the lower arc-shaped sleeve, the lateral surface of one end of the upper arc-shaped rod is uniformly provided with a transverse tooth in a right trapezoid shape, the inclined surface of the transverse tooth faces into the lower arc-shaped sleeve, a movable groove is arranged beside the opening at the front end of the lower arc-shaped sleeve and is vertical to the lower arc-shaped tube, a limiting plate is arranged in the movable groove, a through hole for the upper arc-shaped rod to pass through is arranged on the limiting plate, the shape of the through hole is larger than the cross section shape of the channel in the lower arc-shaped tube, and a corresponding clamping block is arranged on the joint surface of the through hole and the transverse tooth, the upper end of the movable groove penetrates through the lower arc-shaped pipe, the limiting plate penetrates out of the outer end of the lower arc-shaped pipe and is connected with a button, limiting blocks are arranged on two sides of the end of the limiting plate, sliding grooves corresponding to the limiting blocks are formed in the movable groove, and a reset spring B is arranged between the lower end of the movable groove and the bottom end of the limiting plate.
And a return spring C is arranged between the movable clamp handle and the fixed clamp handle and is in front of the locking mechanism.
And the front end of the sliding block is provided with a sealing ring.
And anti-slip layers are arranged at the rear ends of the fixed forceps handle and the movable forceps handle.
The utility model discloses the beneficial technological effect who has: the binding clip of the utility model is provided with the fixing lines which can firmly lock the sewing needle and avoid the falling of the sewing needle; the needle holder realizes the purpose of holding a needle for a long time through the locking mechanism, the upper arc-shaped rod and the lower arc-shaped sleeve can limit the rotating range of the movable forceps handle to a certain extent, the dislocation of the forceps handle is avoided, the reset spring is arranged in the structure, the needle holder can be rapidly reset to a normal state after the locking mechanism is loosened, the operation is convenient, and the working efficiency is improved.
Drawings
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of a portion a of fig. 1.
Fig. 3 is a schematic structural view of the movable groove.
In the figure: 1-fixed forceps handle, 2-movable forceps handle, 3-fixed forceps head, 4-movable forceps head, 5-connecting pipe, 6-movable rod, 7-connecting body, 8-sliding groove, 9-sliding block, 10-connecting rod A, 11-connecting rod B, 12-reset spring A, 13-reset spring B, 14-reset spring C, 15-fixed line, 16-cleaning joint, 17-locking mechanism, 18-upper arc rod, 19-lower arc sleeve, 20-transverse tooth, 21-movable groove, 22-limiting plate, 23-through hole, 24-clamping block, 25-button, 26-limiting block, 27-sliding groove, 28-sealing ring and 29-antiskid layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 3, the utility model relates to an automatic resetting needle holder, which is characterized in that: the clamp comprises a fixed clamp handle 1, a movable clamp handle 2, a fixed clamp head 3, a movable clamp head 4, a connecting pipe 5, a movable rod 6 and a connecting body 7, wherein the rear part of the connecting body 7 is fixedly connected with the fixed clamp handle 1, and the rear part of the connecting body 7 is rotatably and movably connected with the movable clamp handle 2; the front part of the connecting body 7 is connected with a connecting pipe 5, a sliding groove which runs through the front end and the rear end is arranged in the connecting body 7, the sliding groove is communicated and coaxial with the connecting pipe 5, a sliding block 9 is movably connected in the sliding groove in a sliding mode, the rear end of the sliding block 9 is connected with the front end of the movable clamp handle 2 through a connecting rod A10, two ends of a connecting rod A10 are respectively hinged with the sliding block 9 and the movable clamp handle 2, and a return spring A12 is connected between the front end of the sliding block 9 and the front end of the sliding groove; the front end of the connecting pipe 5 is fixedly connected with a fixed tong head 3, a movable tong head 4 is hinged with the fixed tong head 3, a matching surface between the movable tong head 4 and the fixed tong head 3 is provided with corresponding fixing lines 15, a slidable movable rod 6 is inserted in the connecting pipe 5, the outer wall of the movable rod 6 is attached to the inner wall of the connecting pipe 5, the front end of the movable rod 6 is connected with the outer side of the tail end of the movable tong head 4 through a connecting rod B11, two ends of the connecting rod B11 are respectively hinged with the movable rod 6 and the movable tong head 4, and the tail end of the movable rod 6 is connected with the front end of a sliding block 9; a locking mechanism 17 is connected between the movable clamp handle 2 and the fixed clamp handle 1; the connecting body 7 is provided with a cleaning joint 16, and the cleaning joint 16 is communicated with the sliding groove and is positioned between the front end of the sliding groove and the sliding block 9.
The locking mechanism 17 comprises an upper arc-shaped rod 18 and a lower arc-shaped sleeve 19, the inner side of the movable clamp handle 2 is provided with the upper arc-shaped rod 18, the fixed clamp handle 1 is internally provided with the lower arc-shaped sleeve 19, the upper arc-shaped rod 18 and the lower arc-shaped sleeve 19 are separated from each other when the movable clamp handle 2 and the fixed clamp handle 1 are loosened, when the movable clamp handle 2 and the fixed clamp handle 1 are held and approach to each other, the front end of the upper arc-shaped rod 18 is inserted into the lower arc-shaped sleeve 19, the lateral surface of one end of the upper arc-shaped rod 18 is uniformly provided with a right trapezoid-shaped transverse tooth 20, the inclined surface of the transverse tooth 20 faces the lower arc-shaped sleeve 19, a movable groove 21 is arranged beside the front end opening of the lower arc-shaped sleeve 19, the movable groove 21 is vertical to the lower arc-shaped pipe, a limiting plate 22 is arranged in the movable groove 21, the limiting plate 22 is provided with a through hole 23 for the upper arc-shaped rod 18 to pass through, the shape of the through hole 23 is larger than the cross-section shape of the channel in the lower arc-shaped sleeve, a corresponding clamping block 24 is arranged on the connecting surface of the through hole 23 and the transverse tooth 20, the upper end of activity groove 21 passes down the arc pipe, and limiting plate 22 wears out the outer end of arc pipe portion down and even has button 25, and the both sides of limiting plate 22 this end are equipped with stopper 26, are equipped with the spout 27 that corresponds stopper 26 on the activity groove 21, are equipped with reset spring B13 between the lower extreme of activity groove 21 and the bottom of limiting plate 22.
A return spring C14 is arranged between the movable clamp handle 2 and the fixed clamp handle 1, and the return spring C14 is arranged in front of the locking mechanism 17.
The front end of the slider 9 is provided with a sealing ring 28.
The back ends of the fixed forceps handle 1 and the movable forceps handle 2 are provided with an anti-slip layer 29.
The working principle of the example is as follows:
when an operator does not hold the fixed clamp handle 1 and the movable clamp handle 2, the fixed clamp handle 1 and the movable clamp handle 2 are rotated away from each other under the action of a return spring A12 and a return spring C14, and under the action of a connecting rod A10, the sliding block 9 is pulled backwards to drive the movable rod 6 to move backwards and then control the movable clamp head 4 to open through a connecting rod B11; when the fixed forceps handle 1 and the movable forceps handle 2 are held and folded, under the action of the connecting rod a10, the slide block 9 is pushed forward to drive the movable rod 6 forward, and then the movable forceps head 4 is controlled by the connecting rod B11 to rotate and attach the fixed forceps head 3, at this time, the upper arc-shaped rod 18 is inserted into the lower arc-shaped sleeve 19 in an aligned manner, because the inclined surface of the transverse tooth 20 on the upper arc-shaped rod 18 faces the inner part of the lower arc-shaped sleeve 19, the clamp block 24 can be pressed down along the inclined surface by overcoming the elastic force of the return spring B13 when the clamp block 24 passes through the limiting plate 22, and then the clamp block 24 slides into the lower arc-shaped sleeve 19, but when the hand of an operator is loosened, because the back surface of the transverse tooth 20 is perpendicular to the upper arc-shaped rod 18, the transverse tooth 20 cannot smoothly press down the clamp block 24, the upper arc-shaped rod 18 cannot be drawn out from the lower arc-shaped sleeve 19, and the state of holding the needle by keeping the jaws closed for a long time is realized. When the resetting is needed, the button 25 is pressed down to press the limiting plate 22, so that the clamping block 24 no longer blocks the transverse tooth 20, the upper arc-shaped rod 18 can be separated from the lower arc-shaped rod, and the fixed clamp handle 1 and the movable clamp handle 2 can be reset.
The upper arc-shaped rod 18 and the lower arc-shaped sleeve 19 can limit the rotation range of the movable forceps handle 2 to a certain extent, avoid the dislocation of the forceps handles and ensure the smooth operation.
The binding clip is provided with the fixed lines 15 which can firmly lock the sewing needle and avoid the falling of the sewing needle, and the fixed clamp handle 1 and the movable clamp handle 2 are also provided with the anti-slip layer 29 which can prevent the falling of the hand, thereby improving the stability of the operation.
The cleaning joint 16 is convenient for cleaning the connecting pipe 5 by cleaning liquid, and the sealing ring 28 can prevent the cleaning liquid from leaking downwards.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides an automatic needle holder resets which characterized in that: the movable pliers comprise a fixed pliers handle, a movable pliers handle, a fixed pliers head, a movable pliers head, a connecting pipe, a movable rod and a connecting body, wherein the rear part of the connecting body is fixedly connected with the fixed pliers handle, and the rear part of the connecting body is rotatably and movably connected with the movable pliers handle; the front part of the connecting body is connected with the connecting pipe, a sliding groove which penetrates through the front end and the rear end is arranged in the connecting body, the sliding groove is communicated with the connecting pipe and is coaxial with the connecting pipe, a sliding block is movably connected in the sliding groove in a sliding mode, the rear end of the sliding block is connected with the front end of the movable clamp handle through a connecting rod A, two ends of the connecting rod A are respectively hinged with the sliding block and the movable clamp handle, and a reset spring A is connected between the front end of the sliding block and the front end of the sliding groove; the front end of the connecting pipe is fixedly connected with the fixed tong head, the movable tong head is hinged with the fixed tong head, corresponding fixed lines are arranged on a matching surface between the movable tong head and the fixed tong head, a movable rod capable of sliding is inserted into the connecting pipe, the outer wall of the movable rod is attached to the inner wall of the connecting pipe, the front end of the movable rod is connected with the outer side of the tail end of the movable tong head through a connecting rod B, two ends of the connecting rod B are respectively hinged with the movable rod and the movable tong head, and the tail end of the movable rod is connected with the front end of the sliding block; a locking mechanism is connected between the movable clamp handle and the fixed clamp handle; the cleaning joint is arranged on the connecting body, and the cleaning joint is communicated with the sliding groove and is positioned between the front end of the sliding groove and the sliding block.
2. The self-righting needle holder as set forth in claim 1, wherein: the locking mechanism comprises an upper arc-shaped rod and a lower arc-shaped sleeve, the upper arc-shaped rod is arranged on the inner side of the movable clamp handle, the lower arc-shaped sleeve is arranged in the fixed clamp handle, the upper arc-shaped rod and the lower arc-shaped sleeve are separated from each other when the movable clamp handle and the fixed clamp handle are loosened, when the movable clamp handle and the fixed clamp handle are held and are close to each other, the front end of the upper arc-shaped rod is inserted into the lower arc-shaped sleeve, the lateral surface of one end of the upper arc-shaped rod is uniformly provided with a transverse tooth in a right trapezoid shape, the inclined surface of the transverse tooth faces into the lower arc-shaped sleeve, a movable groove is arranged beside the opening at the front end of the lower arc-shaped sleeve and is vertical to the lower arc-shaped tube, a limiting plate is arranged in the movable groove, a through hole for the upper arc-shaped rod to pass through is arranged on the limiting plate, the shape of the through hole is larger than the cross section shape of the channel in the lower arc-shaped tube, and a corresponding clamping block is arranged on the joint surface of the through hole and the transverse tooth, the upper end of the movable groove penetrates through the lower arc-shaped pipe, the limiting plate penetrates out of the outer end of the lower arc-shaped pipe and is connected with a button, limiting blocks are arranged on two sides of the end of the limiting plate, sliding grooves corresponding to the limiting blocks are formed in the movable groove, and a reset spring B is arranged between the lower end of the movable groove and the bottom end of the limiting plate.
3. The self-righting needle holder as set forth in claim 1, wherein: and a return spring C is arranged between the movable clamp handle and the fixed clamp handle and is in front of the locking mechanism.
4. The self-righting needle holder as set forth in claim 1, wherein: and the front end of the sliding block is provided with a sealing ring.
5. The self-righting needle holder as set forth in claim 1, wherein: and anti-slip layers are arranged at the rear ends of the fixed forceps handle and the movable forceps handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022041675.4U CN213722188U (en) | 2020-09-17 | 2020-09-17 | Automatic needle holding forceps resets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022041675.4U CN213722188U (en) | 2020-09-17 | 2020-09-17 | Automatic needle holding forceps resets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213722188U true CN213722188U (en) | 2021-07-20 |
Family
ID=76843774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022041675.4U Active CN213722188U (en) | 2020-09-17 | 2020-09-17 | Automatic needle holding forceps resets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213722188U (en) |
-
2020
- 2020-09-17 CN CN202022041675.4U patent/CN213722188U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Zejun Inventor after: Zhang Daochuang Inventor before: Zhang Daochuang |