CN212879443U

CN212879443U - Blood vessel blocking forceps

Info

Publication number: CN212879443U
Application number: CN202020664133.XU
Authority: CN
Inventors: 常冬青; 李淑军; 张爱莉; 刘风侠
Original assignee: Fourth Hospital of Hebei Medical University Hebei Cancer Hospital
Current assignee: Fourth Hospital of Hebei Medical University Hebei Cancer Hospital
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2021-04-06
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses a blood vessel blocking forceps, include: the device comprises a fixed pipe, a fixed cover, a sliding chute, a sliding rod, a clamping plate, a Y-shaped rod, a connecting rod, a driving ball and a first spring; one side of the fixed pipe is in threaded connection with a fixed cover, the sliding grooves are symmetrically arranged on the inner wall surface of the fixed pipe, and the sliding rods are arranged in the sliding grooves in a sliding manner; the utility model has the advantages that the butt joint structure of the driving ball and the V-shaped clamping plate in the device can facilitate the clinician to take off the vascular clamp blocking head in multiple directions and multiple angles, simplify the operation difficulty and shorten the operation time; the clamping force is changed by adjusting the pressure applied to the first spring by the fixed cover through the threaded structure, and finally accurate control on 'effective blocking of the minimum clamping force' is realized.

Description

Blood vessel blocking forceps

Technical Field

The utility model relates to the technical field of medical treatment, particularly, be a vascular occlusion forceps.

Background

1. The blood vessel blocking forceps used clinically at present are limited by the design defects of the instruments and the surgical visual field, and are difficult to accurately take down, so that the problem that the forceps are easy to unload and difficult to take down exists, and the forceps can be taken down by other instruments, so that the surgical difficulty and risk are increased.

2. In addition, the pressure of the blocking forceps can not be adjusted, so that two problems occur, namely blood vessel injury caused by overlarge pressure, ineffective blocking caused by undersize pressure, and incapability of taking the head and the tail into consideration.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem in the prior art, for example, the utility model discloses a vascular occlusion forceps, include: the device comprises a fixed pipe, a fixed cover, a sliding chute, a sliding rod, a clamping plate, a Y-shaped rod, a connecting rod, a driving ball and a first spring;

fixed pipe one side threaded connection has fixed lid, the spout symmetry set up in on the fixed intraductal face, the slide bar slide set up in the spout, the mounting groove has been seted up to the slide bar front end, fixed pipe front end is provided with splint, the first end of Y type pole is the spill, its with splint swing joint, connecting rod one end rotate connect in the mounting groove of slide bar, the other end be the spill with Y type pole second end is connected, actuating lever one end with the slide bar is connected, and the other end passes fixed lid set up in the fixed outside of tubes, the drive ball set up in on the actuating lever other end, first spring set up in the slide bar with between the fixed lid, be located the actuating lever outside, be provided with clamping structure on the drive ball.

Preferably, the clamping structure comprises: the blood vessel forceps comprise a vascular forceps blocking head, a first handle, a limiting block, a V-shaped clamping plate, a pulling rod, a fixed rope, a second handle, an arc-shaped groove, a first elastic sheet and an L-shaped elastic sheet;

the blood vessel forceps are characterized in that the first handle is arranged on the blood vessel forceps blocking head, limiting blocks are symmetrically arranged in the blood vessel forceps blocking head, the closing end of the V-shaped clamp plate is arranged in the blood vessel forceps blocking head, a rotating shaft is arranged on the first handle, the second handle is rotatably arranged on the rotating shaft, one end of the pulling rod penetrates through the limiting blocks and is connected with the V-shaped clamp plate, the other end of the pulling rod is connected with the second handle through a fixing rope, an arc-shaped groove is oppositely formed in the opening end of the V-shaped clamp plate, the V-shaped clamp plate is connected with the driving ball through the arc-shaped groove, the first elastic piece is arranged on the first handle, the L-shaped elastic piece is arranged on the second handle, and the first elastic piece is connected with the L-shaped elastic piece.

Preferably, the diameter of the vessel forceps blocking head is equal to that of the fixing cover.

Preferably, the first spring is in a natural state, and the third end of the Y-shaped rod is clamped with the clamping plate.

Preferably, a clamping block is arranged at the bottom of the first handle, a plurality of clamping teeth are arranged on one side of the L-shaped elastic sheet, and the clamping teeth are clamped with the clamping block.

The utility model provides a blood vessel blocking forceps. The method has the following beneficial effects:

1. the butt joint structure of the driving ball and the V-shaped clamping plate in the device can facilitate the clinician to take down the vascular clamp blocking head in a multi-azimuth and multi-angle manner, simplify the operation difficulty and shorten the operation time.

2. The clamping force is changed by adjusting the pressure applied to the first spring by the fixed cover through the threaded structure, and finally accurate control on 'effective blocking of the minimum clamping force' is realized.

Drawings

FIG. 1 is a schematic sectional view of the vascular occlusion forceps of the present invention;

FIG. 2 is a schematic view of the blood vessel occlusion forceps of the present invention, showing a partially enlarged structure in FIG. 1

FIG. 3 is a schematic view of the fixing tube structure of the blood vessel occlusion forceps of the present invention;

fig. 4 is a schematic view of the V-shaped splint structure of the blood vessel occlusion forceps of the present invention.

The attached drawings are as follows:

1. a fixed tube; 2. a fixed cover; 3. a chute; 4. a slide bar; 5. a splint; 6. a Y-shaped rod; 7. a connecting rod; 8. a drive rod; 9. a drive ball; 10. a first spring; 11. the vessel forceps block the head; 12. a first handle; 13. a limiting block; 14. a V-shaped splint; 15. pulling a rod; 16. fixing a rope; 17. a second handle; 18. an arc-shaped slot; 19. a first spring plate; 20. an L-shaped elastic sheet; 21. a clamping block; 22. and (4) clamping teeth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses the embodiment provides a vascular occlusion pincers, include: the device comprises a fixed tube 1, a fixed cover 2, a chute 3, a sliding rod 4, a clamping plate 5, a Y-shaped rod 6, a connecting rod 7, a driving rod 8, a driving ball 9 and a first spring 10; one side of the fixed pipe 1 is in threaded connection with a fixed cover 2, the chutes 3 are symmetrically arranged on the inner wall surface of the fixed pipe 1, the slide bar 4 is arranged in the slide groove 3 in a sliding way, the front end of the slide bar 4 is provided with an installation groove, the front end of the fixed tube 1 is provided with a clamping plate 5, the first end of the Y-shaped rod 6 is concave, which is movably connected with the clamping plate 5, one end of the connecting rod 7 is rotatably connected in the mounting groove of the sliding rod 4, the other end is concave and is connected with the second end of the Y-shaped rod 6, one end of the driving rod 8 is connected with the slide bar 4, the other end of the driving rod passes through the fixed cover 2 and is arranged outside the fixed pipe 1, the driving ball 9 is arranged at the other end of the driving rod 8, the first spring 10 is arranged between the sliding rod 4 and the fixed cover 2 and positioned outside the driving rod 8, and a clamping structure is arranged on the driving ball 9; the clamping structure includes: the vascular clamp comprises a vascular clamp blocking head 11, a first handle 12, a limiting block 13, a V-shaped clamping plate 14, a pulling rod 15, a fixed rope 16, a second handle 17, an arc-shaped groove 18, a first elastic sheet 19 and an L-shaped elastic sheet 20; the first handle 12 is arranged on the vascular clamp broken head 11, limiting blocks 13 are symmetrically arranged in the vascular clamp broken head 11, the closing end of the V-shaped splint 14 is arranged in the vascular clamp broken head 11, a rotating shaft is arranged on the first handle 12, the second handle 17 is rotatably arranged on the rotating shaft, one end of the pulling rod 15 penetrates through the limiting blocks 13 to be connected with the V-shaped splint 14, the other end of the pulling rod is connected with the second handle 17 through a fixed rope 16, an arc-shaped groove 18 is oppositely arranged at the opening end of the V-shaped splint 14, the V-shaped splint 14 is connected with the driving ball 9 through the arc-shaped groove 18, the first elastic sheet 19 is arranged on the first handle 12, the L-shaped elastic sheet 20 is arranged on the second handle 17, and the first elastic sheet 19 is clamped with the L-shaped elastic sheet 20; the diameter of the vessel forceps blocking head 11 is equal to that of the fixing cover 2; the first spring 10 is in a natural state, and the third end of the Y-shaped rod 6 is clamped with the clamping plate 5; a clamping block 21 is arranged at the bottom of the first handle 12, a plurality of clamping teeth 22 are arranged on one side of the L-shaped elastic sheet 20, and the clamping teeth 22 are clamped with the clamping block 21.

Examples

As can be seen from fig. 1-4, when in use, the blood vessel occlusion forceps provided in the embodiment of the present application adjust the distance that the fixing cap 2 extends into the fixing tube 1 by rotating the fixing cap 2, thereby adjusting the pressure of the first spring 10, changing the clamping force, and implementing accurate control of "effectively blocking the minimum clamping force" for the blood vessel, and then pulling the driving ball 9, the driving rod 8 drives the sliding rod 4 to slide in the sliding chute 3, compressing the first spring 10, the movement of the sliding rod 4 drives the second end of the Y-shaped rod 6 to rotate around the first end of the Y-shaped rod 6 through the connecting rod 7, thereby opening the third end of the Y-shaped rod 6 and the clamping plate 5, loosening the driving ball 9, elastically deforming and restoring the first spring 10, driving the third end of the Y-shaped rod 6 to move towards the clamping plate 5, and implementing automatic clamping for the blood vessel, and being convenient to operate;

when the vascular clamp is required to be taken down, the arc-shaped groove 18 on the V-shaped clamping plate 14 is aligned to the driving ball 9, then the second handle 17 is pressed tightly, the second handle 17 drives the pulling rod 15 to move through the fixing rope 16, so that the V-shaped clamping plate 14 is driven to move towards the vascular clamp blocking head 11, the driving ball 9 is pulled to move towards one side far away from the fixing pipe 1, the third end of the Y-shaped rod 6 is opened with the clamping plate 5, the fixing pipe 1 is separated from a blood vessel, and the driving ball 9 is in butt joint with the V-shaped clamping plate 14 through the arc-shaped groove 18, so that a clinician can conveniently take down the vascular clamp blocking head 11 from multiple directions and multiple angles, the operation difficulty is simplified, and;

meanwhile, the second handle 17 is provided with the L-shaped elastic sheet 20, the first handle 12 is provided with the first elastic sheet 19, the L-shaped elastic sheet 20 is clamped with the first elastic sheet 19, and in the process of compressing the second handle 17, the latch 22 at the bottom of the L-shaped elastic sheet 20 is clamped with the fixture block 21 at the bottom of the first handle 12 to limit the second handle 17.

Preferably, the clamping structure further comprises: the vascular clamp comprises a vascular clamp blocking head 11, a first handle 12, a limiting block 13, a V-shaped clamping plate 14, a pulling rod 15, a fixed rope 16, a second handle 17, an arc-shaped groove 18, a first elastic sheet 19 and an L-shaped elastic sheet 20;

the first handle 12 is arranged on the vascular forceps blocking head 11, limiting blocks 13 are symmetrically arranged in the vascular forceps blocking head 11, a closing end of the V-shaped splint 14 is arranged in the vascular forceps blocking head 11, a rotating shaft is arranged on the first handle 12, the second handle 17 is rotatably arranged on the rotating shaft, one end of the pulling rod 15 penetrates through the limiting blocks 13 to be connected with the V-shaped splint 14, the other end of the pulling rod is connected with the second handle 17 through a fixing rope 16, an arc-shaped groove 18 is oppositely arranged at the opening end of the V-shaped splint 14, the V-shaped splint 14 is connected with the driving ball 9 through the arc-shaped groove 18, the first elastic piece 19 is arranged on the first handle 12, the L-shaped elastic piece 20 is arranged on the second handle 17, and the first elastic piece 19 is clamped with the L-shaped elastic piece 20.

Preferably, the vessel forceps head 11 has a diameter of 1 cm.

Preferably, the first spring 10 is in a natural state, and the third end of the Y-shaped rod 6 is clamped with the clamping plate 5.

Preferably, a clamping block 21 is arranged at the bottom of the first handle 12, a plurality of clamping teeth 22 are arranged on one side of the L-shaped elastic piece 20, and the clamping teeth 22 are clamped with the clamping block 21.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A vessel occlusion clamp, comprising: the device comprises a fixed tube (1), a fixed cover (2), a sliding chute (3), a sliding rod (4), a clamping plate (5), a Y-shaped rod (6), a connecting rod (7), a driving rod (8), a driving ball (9) and a first spring (10);

one side of the fixed pipe (1) is in threaded connection with a fixed cover (2), the sliding grooves (3) are symmetrically arranged on the inner wall surface of the fixed pipe (1), the sliding rods (4) are arranged in the sliding grooves (3) in a sliding mode, mounting grooves are formed in the front ends of the sliding rods (4), clamping plates (5) are arranged at the front ends of the fixed pipe (1), first ends of Y-shaped rods (6) are concave and are movably connected with the clamping plates (5), one ends of connecting rods (7) are rotatably connected into the mounting grooves of the sliding rods (4), the other ends of the connecting rods are concave and are connected with second ends of the Y-shaped rods (6), one ends of driving rods (8) are connected with the sliding rods (4), the other ends of the driving rods penetrate through the fixed cover (2) and are arranged on the outer side of the fixed pipe (1), driving balls (9) are arranged on the other ends of the driving rods (8), and first springs (10) are arranged between the sliding rods (4), and the clamping structure is arranged on the driving ball (9) and is positioned on the outer side of the driving rod (8).

2. The vessel occlusion forceps of claim 1, wherein the clamping structure comprises: the vascular clamp comprises a vascular clamp blocking head (11), a first handle (12), a limiting block (13), a V-shaped clamping plate (14), a pulling rod (15), a fixed rope (16), a second handle (17), an arc-shaped groove (18), a first elastic sheet (19) and an L-shaped elastic sheet (20);

the first handle (12) is arranged on the vascular clamp blocking head (11), limiting blocks (13) are symmetrically arranged in the vascular clamp blocking head (11), the closing end of the V-shaped splint (14) is arranged in the vascular clamp blocking head (11), a rotating shaft is arranged on the first handle (12), the second handle (17) is rotatably arranged on the rotating shaft, one end of a pulling rod (15) penetrates through the limiting blocks (13) to be connected with the V-shaped splint (14), the other end of the pulling rod is connected with the second handle (17) through a fixing rope (16), arc-shaped grooves (18) are oppositely arranged at the opening end of the V-shaped splint (14), the V-shaped splint (14) is connected with the driving ball (9) through the arc-shaped grooves (18), the first elastic sheet (19) is arranged on the first handle (12), and the L-shaped elastic sheet (20) is arranged on the second handle (17), the first elastic sheet (19) is clamped with the L-shaped elastic sheet (20).

3. Vessel occlusion clamp according to claim 2, characterized in that the diameter of the vessel occlusion head (11) is equal to the diameter of the fixation cover (2).

4. The vessel occlusion clamp according to claim 1, characterized in that said first spring (10) is in a natural state, and said third end of said Y-shaped rod (6) is clamped with said clamping plate (5).

5. The vessel occlusion forceps according to claim 2, wherein a clamping block (21) is arranged at the bottom of the first handle (12), a plurality of clamping teeth (22) are arranged on one side of the L-shaped elastic sheet (20), and the clamping teeth (22) are clamped with the clamping block (21).