CN211962116U - Novel simple knot pusher - Google Patents
Novel simple knot pusher Download PDFInfo
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- CN211962116U CN211962116U CN202020203125.5U CN202020203125U CN211962116U CN 211962116 U CN211962116 U CN 211962116U CN 202020203125 U CN202020203125 U CN 202020203125U CN 211962116 U CN211962116 U CN 211962116U
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- hand wheel
- knot
- rotation
- handle
- axis
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Abstract
The utility model discloses a novel simple and convenient knot ware that pushes away, including the handle, it still includes the hand wheel, the handle on be equipped with the hand wheel support, the hand wheel on be equipped with the axis of rotation, the axis of rotation both ends stretch out the both sides face of hand wheel respectively, the axis of rotation both ends normal running fit on the hand wheel support respectively, the hand wheel pass through axis of rotation normal running fit on the hand wheel support, the line tail of line is established on the hand wheel, the utility model provides a laborsaving, convenient operation just saves operating time's novel simple and convenient knot ware that pushes away.
Description
Technical Field
The utility model relates to the technical field of machinery, especially, relate to a novel simple and convenient knot ware that pushes away.
Background
The knot pusher is used for pushing the knot to the far end when a suture is knotted in minimally invasive surgical operations including thoracoscopic or laparoscopic operations. According to the prior art, the knot pusher for clinical use needs to be operated by two hands to push the knot tightly when pushing the knot, is labor-consuming, and is inconvenient to operate and increases the operation time because the thread is thin and the hand of the pull wire is easily cut by the thread.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: overcomes the defects of the prior art and provides a novel simple knot pusher which is labor-saving, convenient to operate and capable of saving operation time.
In order to realize the purpose, the technical scheme of the utility model is that:
the utility model provides a novel simple and convenient knot ware that pushes away, includes the handle, it still includes the hand wheel, the handle on be equipped with the hand wheel support, the hand wheel on be equipped with the axis of rotation, the axis of rotation both ends stretch out the both sides face of hand wheel respectively, axis of rotation both ends normal running fit on the hand wheel support respectively, the hand wheel pass through axis of rotation normal running fit on the hand wheel support, the line tail of line is established on the hand wheel.
After the structure more than adopting, compared with the prior art, the utility model has the following advantage: the hand wheel is added, the hand wheel support is arranged on the handle, the rotating shaft is arranged on the hand wheel, the rotating shaft is rotatably matched on the hand wheel support, the wire tail is fixed on the hand wheel, the hand wheel is rotated and is rotatably matched on the hand wheel support through the rotating shaft, the wire is driven to move through the rotation of the hand wheel, labor is saved, the wire cannot be in direct contact with the hand, the operation is convenient, and the operation time is saved.
Preferably, the outer circumference of the hand wheel is provided with an annular groove, and the tail of the wire is arranged in the annular groove, so that the wire is prevented from slipping to two sides, and the reliability is high.
Preferably, a hook for hooking the tail of the thread is arranged in the annular groove and used for hooking the tail of the thread.
Preferably, the rotating shafts are distributed along the width direction of the handle, so that the hand wheel can drive the line to move conveniently, and the reliability is high.
Preferably, the knot pusher comprises a clamping seat and a knot pusher rod connected with a handle, the clamping seat is arranged on the handle and located between hand wheel supports, first teeth are arranged on the upper surface of the clamping seat and located below a rotating shaft, gears meshed with the first teeth are arranged on the rotating shaft, thread ends of threads penetrate through holes in the head end of the knot pusher rod and extend out of the knot pusher rod, the hand wheel stops rotating when in a free state, the hand wheel rotates to drive the thread ends to move, the clamping seat is arranged, the first teeth are arranged on the clamping seat, gears are arranged on the side faces of the hand wheel, the rotating shaft, the hand wheel and the gears are fixed together, the hand wheel is prevented from rapidly returning through the meshing of the first teeth and the gears, and the reliability is high.
Preferably, the first tooth and the surface of the clamping seat away from the knot pusher rod form an acute angle, so that the hand wheel can be prevented from retreating better, and the reliability is high.
Preferably, the tightening device further comprises a base, the base is fixed on the handle, one end, close to the knot pusher rod, of the clamping seat is rotatably matched on the base, one end, far away from the knot pusher rod, of the clamping seat is a free end, the first tooth is located at one end, close to the knot pusher rod, of the clamping seat, an elastic sheet is arranged on the upper surface of one end, far away from the knot pusher rod, of the base, the clamping seat abuts against the elastic sheet, the elastic sheet is in a compression state in a free state, the base is fixed on the handle, the clamping seat is vertically and rotatably matched on the base, an elastic sheet is arranged behind the clamping seat, when the hand wheel and the gear rotate forwards, the clamping seat and the elastic sheet are pressed downwards, the clamping seat is bounced by the elastic sheet after one tooth of the gear passes through, the gear is clamped not to slide backwards, and when the clamping seat is pressed, the gear can rotate forwards or backwards freely, and the operation.
Preferably, the spring plate is provided with an open slot, and one end of the clamping seat far away from the knot pusher rod can be pressed in the open slot, so that the clamping seat is prevented from being pressed to be deviated, and the reliability is high.
Preferably, the end part of the clamping seat, which is far away from one end of the knot pusher rod, is provided with a hand releasing wheel pressing piece, so that the clamping seat is pressed down conveniently.
Drawings
FIG. 1 is a front sectional view of the novel simple knot pusher of the present invention;
FIG. 2 is a perspective view of a novel gear of the simple knot pusher of the present invention;
FIG. 3 is a top view of the hand wheel support and the hand wheel of the novel simple knot pusher of the present invention;
fig. 4 is a perspective view of the novel simple knot pusher spring plate of the present invention.
The device comprises a handle 1, a handle 2, a knot pusher rod 3, a hand wheel 4, a hand wheel support 5, a rotating shaft 6, an annular groove 7, a hook 8, a clamping seat 9, a first tooth 10, a gear 11, a base 12, a spring plate 13, a hand wheel pressing piece 14 and an open groove.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in the figures, the utility model provides a novel simple knot pusher, which comprises a handle 1 and a hand wheel 3, wherein the handle 1 is provided with a hand wheel support 4, the hand wheel 3 is provided with a rotating shaft 5, two ends of the rotating shaft 5 respectively extend out of two side surfaces of the hand wheel 3, two ends of the rotating shaft 5 are respectively matched on the hand wheel support 4 in a rotating way, the hand wheel 3 is matched on the hand wheel support 4 in a rotating way through the rotating shaft 5, and the tail of a line is arranged on the hand wheel 3, the utility model has the advantages that the hand wheel 3 is added, the hand wheel support 4 is arranged on the handle 1, the rotating shaft 5 is arranged on the hand wheel 3, the rotating shaft 5 is matched on the hand wheel support 4 in a rotating way, the tail of the line is fixed on the hand wheel 3, the hand wheel 3 is rotated, the hand wheel 3 is matched on the hand wheel support 4 in a rotating way through the rotating, the operation is convenient, and the operation time is saved.
The outer circumference direction of the hand wheel 3 is provided with an annular groove 6, and the tail of the wire is arranged in the annular groove 6, so that the wire is prevented from slipping to two sides, and the reliability is high.
And a hook 7 for hooking the tail of the thread is arranged in the annular groove 6 and is used for hooking the tail of the thread.
The rotating shaft 5 is distributed along the width direction of the handle 1, so that the hand wheel 3 can conveniently drive the wire to move, and the reliability is high.
It still includes cassette 8 and the knot ware pole 2 that pushes away that is connected with handle 1, cassette 8 establish on handle 1, cassette 8 be located between hand wheel support 4, cassette 8 upper surface be equipped with first tooth 9, first tooth 9 be located the below of axis of rotation 5, axis of rotation 5 on be equipped with the gear 10 of first tooth 9 meshing, the end of a thread passes the hole of knot ware pole 2 head end and stretches out outside knot ware pole 2, hand wheel 3 stall when free state, hand wheel 3 rotate and drive the end of a thread motion, set up cassette 8, establish first tooth 9 on the cassette 8, hand wheel 3 side establishes gear 10, axis of rotation 5, hand wheel 3 and gear 10 are fixed together, prevent that hand wheel 3 from returning fast through the meshing of first tooth 9 and gear 10, the reliability is high, knot ware pole 2 head end is the one end of keeping away from handle 1.
The first teeth 9 and the surface of the clamping seat 8 far away from the knot pusher rod 2 form an acute angle, so that the hand wheel 3 can be prevented from returning better, and the reliability is high.
The handle also comprises a base 11, the base 11 is fixed on the handle 1, one end of the clamping seat 8 close to the knot pusher rod 2 is rotatably matched on the base 11, one end of the clamping seat 8 far from the knot pusher rod 2 is a free end, the first teeth 9 are positioned at one end of the clamping seat 8 close to the knot pusher rod 2, the upper surface of one end of the base 11 far from the knot pusher rod 2 is provided with an elastic sheet 12, the clamping seat 8 is abutted against the elastic sheet 12, the elastic sheet 12 is in a compression state in a free state, the base 11 is fixed on the handle 1, the clamping seat 8 is rotatably matched on the base 11 up and down, an elastic sheet 12 is arranged below the rear part of the clamping seat 8, when the hand wheel 3 and the gear 10 rotate forwards, the clamping seat 8 and the elastic sheet 12 are pressed down, and the clamping seat is bounced by the elastic sheet after each tooth of the gear 10 passes through, so as to clamp the gear 10 not slide backwards, when the clamping seat 8 is pressed down, the gear 10 can freely rotate forwards or, therefore, the operations of tightening and loosening the wire are realized, the axis of the projection of the teeth of the gear 10 on the vertical plane does not intersect with the axis of the projection of the gear 10 on the vertical plane, the vertical plane is the projection direction of the main view in fig. 1, the teeth of the gear 10 are uniformly distributed along the outer circumference of the gear 10, the teeth of the gear 10 are folded along the counterclockwise direction, the teeth of the gear 10 are scattered along the clockwise direction, so that the gear 10 can rotate clockwise smoothly, and the teeth of the gear 10 rotating counterclockwise can be clamped between the first teeth 9.
The spring 12 is provided with an open slot 14, and one end of the clamping seat 8 far away from the knot pusher rod 2 can be pressed in the open slot 14, so that the clamping seat 8 is prevented from being pressed to be biased, and the reliability is high.
The end part of the clamping seat 8 far away from one end of the knot pusher rod 2 is provided with a hand releasing wheel pressing piece 13, so that the clamping seat 8 can be pressed down conveniently.
Particularly, the utility model discloses a principle is that increase hand wheel 3, sets up hand wheel support 4 on handle 1, establishes axis of rotation 5 on hand wheel 3, and 5 normal running fit of axis of rotation are fixed the line tail on hand wheel support 4 on hand wheel 3, rotate hand wheel 3, and hand wheel 3 passes through 5 normal running fit of axis of rotation on hand wheel support 4, and 3 rotations of hand wheel drive line movements, laborsaving, the line can not with hand direct contact, convenient operation saves operating time.
The action process is as follows: firstly, a wire penetrates through a small hole at the head end of a knot pusher rod 2, a curde knot is formed at the outer side end of the wire to form a coil, the inner side end of the wire penetrates through the bottom of a hand wheel 3 and then is tied and hung on a hook 7 of the hand wheel 3, the coil is fed into an abdominal cavity through a laparoscope sleeve converter, and then tissues are bound; secondly, the hand wheel 3 is rotated forwards by a left hand, and the knot pusher tightens the coil forwards to achieve the purpose of ligation; and thirdly, the left thumb presses the loose hand wheel pressing piece 13 to loosen the wire tail (the first tooth 9 is separated from the gear 10, the gear 10 is pulled by the wire to rotate, the wire tail is loosened, and the wire tail can be taken off from the hook 7), and the knot pusher is withdrawn.
On the basis of the above solution, if various changes or modifications of the present invention do not depart from the spirit and scope of the present invention, if they fall within the scope of the claims and the equivalent technology of the present invention, then the present invention is also intended to include these changes and modifications.
Claims (8)
1. The utility model provides a novel simple and convenient knot ware that pushes away, includes handle (1), its characterized in that: it still includes hand wheel (3), handle (1) on be equipped with hand wheel support (4), hand wheel (3) on be equipped with axis of rotation (5), axis of rotation (5) both ends stretch out the both sides face of hand wheel (3) respectively, axis of rotation (5) both ends normal running fit respectively on hand wheel support (4), hand wheel (3) through axis of rotation (5) normal running fit on hand wheel support (4), the line tail of line is established on hand wheel (3).
2. The novel simple knot pusher as claimed in claim 1, wherein: the outer circumference direction of the hand wheel (3) is provided with an annular groove (6), and the tail of the wire is arranged in the annular groove (6).
3. The novel simple knot pusher as claimed in claim 2, wherein: and a hook (7) for hooking the tail of the wire is arranged in the annular groove (6).
4. The novel simple knot pusher as claimed in claim 1, wherein: the rotating shafts (5) are distributed along the width direction of the handle (1).
5. The novel simple knot pusher as claimed in claim 1, wherein: it still includes cassette (8) and the knot ware pole of pushing away (2) of being connected with handle (1), cassette (8) establish on handle (1), cassette (8) be located between hand wheel support (4), cassette (8) upper surface be equipped with first tooth (9), first tooth (9) be located the below of axis of rotation (5), axis of rotation (5) on be equipped with first tooth (9) meshing gear (10), outside the hole that the end of a thread passed knot ware pole (2) head end stretches out knot ware pole of pushing away (2), hand wheel (3) stop rotation when free state, hand wheel (3) rotate and drive the end of a thread motion.
6. The novel simple knot pusher as claimed in claim 5, wherein: the first tooth (9) and the surface of the clamping seat (8) far away from the knot pusher rod (2) form an acute angle.
7. The novel simple knot pusher as claimed in claim 5, wherein: it still includes base (11), base (11) fix on handle (1), the one end normal running fit that knot ware pole (2) was close to cassette (8) on base (11), cassette (8) keep away from the one end of knot ware pole (2) and be the free end, first tooth (9) be located the one end that knot ware pole (2) was close to cassette (8), base (11) keep away from the upper surface of knot ware pole (2) one end and be equipped with shell fragment (12), cassette (8) support and lean on shell fragment (12), shell fragment (12) be in compression state under free state.
8. The novel simple knot pusher as claimed in claim 7, wherein: the end part of the clamping seat (8) far away from one end of the knot pusher rod (2) is provided with a hand releasing wheel pressing piece (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020203125.5U CN211962116U (en) | 2020-02-24 | 2020-02-24 | Novel simple knot pusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020203125.5U CN211962116U (en) | 2020-02-24 | 2020-02-24 | Novel simple knot pusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211962116U true CN211962116U (en) | 2020-11-20 |
Family
ID=73376340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020203125.5U Active CN211962116U (en) | 2020-02-24 | 2020-02-24 | Novel simple knot pusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211962116U (en) |
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2020
- 2020-02-24 CN CN202020203125.5U patent/CN211962116U/en active Active
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