CN218419914U

CN218419914U - Can dismantle three-jaw hot pincers

Info

Publication number: CN218419914U
Application number: CN202220201724.2U
Authority: CN
Inventors: 田野; 汤琪云; 柏建安; 阚敬保; 李莉; 朱国琴; 薛冰艳; 龙琴
Original assignee: Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Current assignee: Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2023-02-03
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a can dismantle hot pincers of three-jaw relates to medical instrument technical field, for solving the difficult clamp of current hot pincers of two claws and closing great wound, needs the manual work to hold between the fingers the handle always or fix the handle when cliping the wound, it is comparatively troublesome to can influence the problem of sewing up the action. The front end both sides of connecting the intubate all are provided with the stationary blade, both sides be provided with two pieces that open and shut between the stationary blade, one side both sides below the piece front end that opens and shuts all are provided with down the clamping jaw, the opposite side the top of piece front end that opens and shuts is provided with the clamping jaw, one side the opposite side of piece rear end and the opposite side piece rear end that opens and shuts all are provided with the expansion plate, and two expansion plates and two pieces that open and shut are the hub connection, two rear end between the expansion plate is provided with the connection piece, and connection piece and two expansion plates are the hub connection, the rear end of connection piece is provided with the telescopic rod, the rear end of telescopic rod is provided with the push-and-pull piece, the below of push-and-pull piece is provided with the removal handle.

Description

Can dismantle three-jaw hot pincers

Technical Field

The utility model relates to the technical field of medical equipment, specifically be a can dismantle three-jaw hot pincers.

Background

Biopsy forceps are indispensable tools for taking pathological specimens in endoscopy, and hot biopsy forceps can be used for taking pathological specimens and can provide targeted monopolar coagulation at the same time, can generate a hemostatic effect at an accurate bleeding part and isolate blood vessels from healthy surrounding mucous membranes, when an endoscope operation is carried out, a large wound can be temporarily sutured, the large wound needs to be clamped and closed by the hot biopsy forceps, an operator can suture the large wound conveniently, and the requirement can be met only by at least using two hot-jaw clamps for closing the conventional large wound.

However, the existing two-claw hot forceps are not easy to clamp a large wound, and the handles need to be held or fixed all the time manually when the wound is clamped, so that the two-claw hot forceps are troublesome and can influence the suture action; thus, the existing need is not met, for which we propose a detachable three-jaw hot clamp.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can dismantle three-jaw hot pincers to solve the current two-jaw hot pincers that propose among the above-mentioned background art and to be difficult for the clamp to great wound and close, need the manual work to hold between the fingers the handle always or fix the handle when cliping the wound, it is comparatively troublesome, and can influence the problem of sewing up the action.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can dismantle three-jaw hot vice, is including connecting the intubate, the front end both sides of connecting the intubate all are provided with the stationary blade, both sides be provided with two pieces of opening and shutting between the stationary blade, and two pieces of opening and shutting pass through the hub connection, one side both sides of opening and shutting piece front end below all are provided with lower clamping jaw, opposite side the top of opening and shutting piece front end is provided with the clamping jaw, one side the opposite side of opening and shutting piece rear end and one side of opposite side piece rear end all are provided with flexible piece, and two flexible pieces and two pieces of opening and shutting are the hub connection, two rear end between the flexible piece is provided with the connection piece, and connection piece and two flexible pieces are the hub connection, the rear end of connection piece is provided with the flexible stick, the rear end of flexible stick is provided with the push-pull piece, the below of push-pull piece is provided with the removal handle.

Preferably, the rear end of the telescopic rod is provided with a positioning groove, the rear end of the interior of the positioning groove is provided with a sliding shaft, the middle of the push-pull piece is provided with a shaft groove, and the sliding shaft is clamped in the shaft groove.

Preferably, the inside of connecting the intubate is provided with the chase, and the inside of chase is arranged in to the telescopic rod, the rear end of connecting the intubate is provided with fixed handle, fixed handle is last to be provided with to keep off the card, and keeps off card and fixed handle welded connection, the below of fixed handle front end is provided with the second spring leaf, the second spring leaf passes through the bayonet lock and is connected with fixed handle.

Preferably, a moving groove is formed in the connecting part of the connecting insertion tube and the fixed handle, and the positioning groove and the push-pull sheet are both arranged in the moving groove.

Preferably, a finger stall is arranged below the movable handle.

Preferably, a first spring piece is arranged below the rear end of the movable handle, the first spring piece is connected with the movable handle through a clamping pin, the second spring piece is pressed against the first spring piece, and the movable handle is connected with the fixed handle through a fixed shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model can clamp a larger wound by increasing the clamping range of the clamping jaw of the hot forceps through arranging the two lower clamping jaws at the lower part and the upper clamping jaw at the middle part at the upper part, so as to be convenient for an operator to suture, avoid the problem that the larger wound is not easy to clamp by the existing two-jaw hot forceps, and connect the upper opening and closing sheet to the lower clamping jaw, connect the lower opening and closing sheet to the upper clamping jaw at the upper part, open and close the two opening and closing sheets to open and close the upper clamping jaw and the lower clamping jaw, arrange the telescopic sheets on the two opening and closing sheets to be connected to the telescopic rod at the rear part, push the telescopic sheets forward when the telescopic rod moves forward, push the two opening and closing sheets open, thereby separate the lower clamping jaw from the upper clamping jaw, and control the telescopic rod to move forward and backward through the moving handle, when the movable handle is in a loosening state, the movable handle and the fixed handle are separated by the first spring piece and the second spring piece, the push-pull piece above the movable handle is pulled backwards, the telescopic rod is pulled backwards, the telescopic piece is pulled backwards, the two telescopic pieces pull the opening and closing pieces to be closed, the lower clamping jaw and the upper clamping jaw are further closed, the movable handle and the fixed handle do not need to be manually pinched, the lower clamping jaw and the upper clamping jaw can be separated by pressing the movable handle when the movable handle is required to be separated, a wound is loosened to detach the hot forceps, the problem that manual pinching of the handle is required all the time when the existing two-jaw hot forceps are used for clamping the wound, the sewing action is affected can be solved, and the problem that the shaft slot is clamped by the sliding shaft which can only move back and forth when the push-pull piece rotates is avoided by arranging the longer shaft slot.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the upper front end structure of the present invention;

FIG. 3 is a schematic view of the rear internal structure of the closed handle of the present invention;

fig. 4 is a schematic view of the connection structure of the push-pull plate and the telescopic rod of the present invention;

in the figure: 1. connecting the cannula; 2. a fixing sheet; 3. a lower jaw; 4. an upper clamping jaw; 5. opening and closing the sheet; 6. a flexible sheet; 7. connecting sheets; 8. a telescopic rod; 9. positioning a groove; 10. a push-pull sheet; 11. a shaft groove; 12. moving the handle; 13. finger stall; 14. a first spring plate; 15. a second spring plate; 16. fixing a handle; 17. a moving groove; 18. a pipe groove; 19. blocking the card; 20. a bayonet lock; 21. and fixing the shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides an embodiment: a detachable three-jaw hot clamp comprises a connecting cannula 1, wherein fixing plates 2 are arranged on two sides of the front end of the connecting cannula 1, two opening and closing sheets 5 are arranged between the fixing plates 2 on two sides, the two opening and closing sheets 5 are connected through a shaft, one side of each opening and closing sheet 5 is provided with a lower clamping jaw 3 on two sides below the front end of the corresponding opening and closing sheet 5, the other side of each opening and closing sheet 5 is provided with an upper clamping jaw 4 above the front end of the corresponding opening and closing sheet 5, the other side of the rear end of each opening and closing sheet 5 is provided with a telescopic sheet 6 on one side of the rear end of the corresponding opening and closing sheet 5, the two telescopic sheets 6 and the two opening and closing sheets 5 are connected through shafts, the connecting sheet 7 and the two telescopic sheets 6 are connected through shafts, the rear end of the connecting sheet 7 is provided with a telescopic rod 8, the rear end of the telescopic rod 8 is provided with a moving sheet 10, a moving handle 12 is arranged below the push-pull sheet 10, the two lower clamping jaws 3 and the upper clamping jaws 4 on the lower clamping jaws 4 increase the range of the hot clamp, a larger clamp for clamping a wound operator to clamp, and to move the wound, and to move the push-pull and move the push-pull sheet 3 back and move back.

Further, the rear end of the telescopic rod 8 is provided with a positioning groove 9, the rear end of the inside of the positioning groove 9 is provided with a sliding shaft, the middle of the push-pull piece 10 is provided with a shaft groove 11, the sliding shaft is clamped inside the shaft groove 11, the telescopic rod 8 can be driven by the sliding shaft to move back and forth when the push-pull piece 10 is moved back and forth, the shaft groove 11 can move up and down when the push-pull piece 10 is rotated, and the shaft groove 11 is arranged to be long, so that the problem that the shaft groove 11 which moves up and down is clamped by the sliding shaft which can only move back and forth can be avoided.

Further, the inside of connecting intubate 1 is provided with chase 18, and telescopic rod 8 arranges the inside of chase 18 in, the rear end of connecting intubate 1 is provided with fixed handle 16, be provided with on the fixed handle 16 and keep off card 19, and keep off card 19 and fixed handle 16 welded connection, the below of fixed handle 16 front end is provided with second spring leaf 15, second spring leaf 15 is connected with fixed handle 16 through bayonet 20, and chase 18 can block telescopic rod 8, makes it can only the back-and-forth movement, increases the stability of clamping jaw, and fender card 19 can make things convenient for the art person to grasp hot pincers, and second spring leaf 15 can remove handle 12 with fixed handle 16 separation to push forward telescopic rod 8.

Furthermore, a moving groove 17 is formed in the joint of the connecting cannula 1 and the fixed handle 16, the positioning groove 9 and the push-pull plate 10 are both arranged in the moving groove 17, and the push-pull plate 10 can rotate in the space in the moving groove 17, so that the push-pull plate 10 is prevented from being clamped.

Furthermore, a finger sleeve 13 is arranged below the movable handle 12, and the finger sleeve 13 can facilitate the operator to hold the hot forceps, so as to prevent the hot forceps from falling off the hand due to errors.

Further, a first spring piece 14 is arranged below the rear end of the moving handle 12, the first spring piece 14 is connected with the moving handle 12 through a clamping pin 20, the second spring piece 15 abuts against the first spring piece 14, the moving handle 12 is connected with the fixed handle 16 through a fixed shaft 21, two springs of the first spring piece 14 and the second spring piece 15 can increase pressure, the moving handle 12 is separated from the fixed handle 16, the telescopic rod 8 is pulled backwards, the lower clamping jaw 3 and the upper clamping jaw 4 are further closed, a wound is clamped, the handles do not need to be pinched all the time, and suturing actions of an operator are facilitated.

The working principle is as follows: when the medical hot-pressing forceps are used, the movable handle 12 is kneaded with the fixed handle 16, the push-pull piece 10 is rotated forwards, the telescopic rod 8 is pushed forwards by the push-pull piece 10, the telescopic piece 6 is pushed forwards by the telescopic rod 8, the two opening and closing pieces 5 are separated, the two opening and closing pieces 5 separate the lower clamping jaw 3 from the upper clamping jaw 4, when the movable handle 12 is loosened, the movable handle 12 is pushed forwards by the first spring piece 14 and the second spring piece 15, the push-pull piece 10 is rotated backwards, the telescopic rod 8 is pulled backwards, the telescopic piece 6 is pulled backwards, the two opening and closing pieces 5 are closed, the lower clamping jaw 3 and the upper clamping jaw 4 are closed to clamp a wound, manual pinching of the handle is not needed, the problem that when the wound is clamped by the two existing hot-pressing forceps is avoided, the sewing action is affected due to manual pinching of the upper clamping jaw 4 between the two lower clamping jaws 3, the two lower clamping jaws 3 at the closing time can be enlarged in clamping range, operation of an operator is facilitated, and the problem that the wound is difficult to close the wound by the two existing hot-pressing forceps is avoided.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A can dismantle three-jaw hot pincers, is including connecting intubate (1), its characterized in that: the front end both sides of connecting intubate (1) all are provided with stationary blade (2), both sides be provided with two pieces of opening and shutting (5) between stationary blade (2), and two pieces of opening and shutting (5) are through the hub connection, one side the both sides of opening and shutting piece (5) front end below all are provided with lower clamping jaw (3), the opposite side the top of opening and shutting piece (5) front end is provided with upper clamping jaw (4), one side the opposite side of piece of opening and shutting (5) rear end and one side of opposite side piece of opening and shutting (5) rear end all are provided with expansion plate (6), and two expansion plate (6) and two pieces of opening and shutting (5) are the hub connection, two rear end between expansion plate (6) is provided with connection piece (7), and connection piece (7) and two expansion plate (6) are the hub connection, the rear end of connection piece (7) is provided with telescopic rod (8), the rear end of telescopic rod (8) is provided with push-and-pull piece (10), the below of push-pull piece (10) is provided with removes handle (12).

2. A detachable three-jaw hot jaw clamp according to claim 1, characterised in that: the rear end of the telescopic rod (8) is provided with a positioning groove (9), the rear end of the interior of the positioning groove (9) is provided with a sliding shaft, the middle of the push-pull piece (10) is provided with a shaft groove (11), and the sliding shaft is clamped in the shaft groove (11).

3. A detachable three-jaw hot jaw clamp according to claim 1, characterised in that: the novel pipe joint is characterized in that a pipe groove (18) is formed in the connecting insertion pipe (1), the telescopic rod (8) is arranged in the pipe groove (18), a fixed handle (16) is arranged at the rear end of the connecting insertion pipe (1), a blocking clamp (19) is arranged on the fixed handle (16), the blocking clamp (19) is welded with the fixed handle (16), a second spring piece (15) is arranged below the front end of the fixed handle (16), and the second spring piece (15) is connected with the fixed handle (16) through a clamping pin (20).

4. A detachable three-jaw hot jaw clamp according to claim 1, characterised in that: a moving groove (17) is formed in the connecting part of the connecting insertion tube (1) and the fixed handle (16), and the positioning groove (9) and the push-pull sheet (10) are arranged in the moving groove (17).

5. A detachable three-jaw hot jaw clamp according to claim 1, characterised in that: a finger sleeve (13) is arranged below the movable handle (12).

6. A detachable three-jaw hot jaw clamp according to claim 1, characterised in that: a first spring piece (14) is arranged below the rear end of the movable handle (12), the first spring piece (14) is connected with the movable handle (12) through a clamping pin (20), a second spring piece (15) is pressed against the first spring piece (14), and the movable handle (12) is connected with the fixed handle (16) through a fixed shaft (21).