CN215384492U

CN215384492U - Puncture seal wire limiting and fixing device for puncture operation

Info

Publication number: CN215384492U
Application number: CN202121844818.3U
Authority: CN
Inventors: 廖宇捷; 龚蓉; 邓云蕾
Original assignee: No 3 Peoples Hospital of Chengdu
Current assignee: No 3 Peoples Hospital of Chengdu
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-01-04
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses a puncture guide wire limiting and fixing device for a puncture operation, which comprises a device body, wherein a wheel disc is rotatably arranged on one side of the inner end of the device body, a plurality of bayonets are formed in the wheel disc, a lock disc is rotatably arranged in the middle of the wheel disc, a clamping block is fixedly arranged on the front end face of the lock disc close to the side, a reset spring is arranged on one side of the clamping block, a winding shaft is fixedly connected to the front end face of the lock disc, a drawn wire is sleeved on the outer end of the winding shaft, a drawn wire is fixedly connected to one end, far away from the winding shaft, of the drawn wire, a clamping device is fixedly connected to the other end of the drawn wire, and the clamping device comprises two clamping handles and two clamping feet. According to the utility model, the device is simple in structure and convenient to operate, not only can the guide wire body be clamped and fixed at any time and any place, but also the take-up force can be effectively controlled, so that the guide wire is safer to take out.

Description

Puncture seal wire limiting and fixing device for puncture operation

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a puncture guide wire limiting and fixing device for a puncture operation.

Background

The guide wire is a medical product, and the basic using method is that after a puncture needle is inserted into a blood vessel, the guide wire is sent into the blood vessel through the puncture needle, and then the puncture needle is pulled out to only leave the guide wire in the blood vessel. Then, the catheter is sent to the blood vessel along the guide wire, and the guide wire is pulled out.

However, when the puncture guide wire is operated, the guide wire is not easy to be sleeved back and can slide into the blood vessel, so that the puncture guide wire is very troublesome; the utility model with the prior application number of 201720793730.0 discloses a guide wire puncture kit. The guide wire puncture kit comprises a puncture needle and a guide wire, wherein the tail part of the puncture needle is provided with a fixing mechanism, the fixing mechanism is made of an elastic material, the fixing mechanism is provided with micropores, and the inner diameter of each micropore is smaller than the diameter of the head end of the guide wire; the guide wire puncture kit further comprises a guide wire accommodating sleeve, the head end of the guide wire is connected with the puncture needle through a fixing mechanism, and the rear half part of the guide wire is coiled in the guide wire accommodating sleeve. The guide wire puncture kit is convenient to use, greatly reduces the interval time from successful puncture to guide wire feeding process when medical workers carry out guide wire interventional operation by virtue of the integrated design of the puncture needle and the guide wire, facilitates the operation of the medical workers, and greatly reduces the blood loss of patients.

Above-mentioned utility model patent is though use save time, possesses the characteristics that prevent that the seal wire from sliding into blood vessel, but when meetting needs the expand tube, can appear the trouble problem of sleeve pipe, and not good the accuse of the dynamics of coiling when retrieving the seal wire, can bring uncomfortable sense for the patient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a puncture guide wire limiting and fixing device for a puncture operation.

In order to achieve the purpose, the utility model adopts the following technical scheme: the puncture guide wire limiting and fixing device for the puncture operation comprises a device body, wherein a wheel disc is rotatably arranged on one side of the inner end of the device body, a plurality of bayonets are formed in the wheel disc, a lock disc is rotatably arranged in the middle of the wheel disc, a clamping block is fixedly arranged on the front end face of the lock disc close to the side, a reset spring is arranged on one side of the clamping block, a wire spool is fixedly connected to the front end face of the lock disc, a drawn wire is sleeved on the outer end of the wire spool, one end, away from the wire spool, of the drawn wire is fixedly connected with a drawn wire, the other end of the drawn wire is fixedly connected with a clamping device, the clamping device comprises two clamping handles and two clamping feet, a compression spring is fixedly connected between the two clamping handles, one side of the wheel disc penetrates through the inner wall of the device body through a rotating shaft and is fixedly connected with a small gear, a large gear is arranged at the upper end of the small gear, one end, away from the lock disc, of the wire shaft penetrates through the side wall of the device body through the rotating shaft and is fixedly connected with a wire collecting handle, the front end of the device body is fixedly provided with a wire outlet.

As a further description of the above technical solution:

the reset springs are arranged corresponding to the clamping blocks, and at least two clamping blocks are arranged and are arranged symmetrically relative to the center of the lock disc.

As a further description of the above technical solution:

the clamping block is clamped and arranged with the clamping opening.

As a further description of the above technical solution:

and corrugated surfaces are fixedly arranged on the opposite side surfaces of the two clamping feet.

As a further description of the above technical solution:

and a guide wire body is arranged between the two clamping legs.

As a further description of the above technical solution:

the small gear is meshed with the large gear.

As a further description of the above technical solution:

the bull gear is connected with the inner wall of the device body through a damping rotating shaft.

As a further description of the above technical solution:

the pinion is connected with the inner wall of the device body through a rotating shaft.

The utility model has the following beneficial effects:

1. according to the puncture guide wire limiting and fixing device for puncture surgery, the guide wire body is clamped by the clamping device and matched with the winding shaft for taking up and paying off, so that the clamping device is taken down during clinical tube expansion, a tube can be sleeved on the guide wire body from the end of the guide wire, and after tube expansion operation, the clamping device can be clamped on the side wall of the guide wire body as required, so that a drawn wire is driven by the winding shaft to be recovered, the clamping device is pulled by the drawn wire to be rewound, the guide wire body is driven to be drawn out from the sleeve and rewound on the winding shaft, and the problems of recovery trouble and slipping into a blood vessel cannot occur.

2. According to the puncture guide wire limiting and fixing device for puncture surgery, due to the fact that the lock disc is arranged, when the winding shaft is driven to rotate through the winding-up handle, the lock disc rotates reversely relative to the wheel disc, the clamping block is clamped into the clamping opening to drive the wheel disc to rotate, the wheel disc drives the small gear to rotate, and the small gear drives the large gear to rotate, so that the rotating speed of the winding shaft is easy to control when the guide wire body is recovered, the situation that the guide wire body is suddenly pulled by excessive force cannot occur, the guide wire body is safer when being recovered, and patients cannot feel uncomfortable.

3. The puncture guide wire limiting and fixing device for the puncture operation, which is provided by the utility model, has the advantages of simple structure and convenience in operation, not only can be used for extracting the guide wire body from the sleeve after the pipe expanding operation, but also can be used for effectively controlling the wire take-up force, so that the guide wire is safer and more efficient when being extracted.

Drawings

Fig. 1 is a schematic view of the internal structure of a puncture guide wire limiting and fixing device for puncture surgery according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic front sectional view of a partial structure of the puncture guide wire limiting and fixing device for puncture surgery provided by the utility model;

fig. 4 is a schematic perspective view of the present invention.

Illustration of the drawings:

1. a device body; 2. a wheel disc; 3. a bayonet; 4. a lock disc; 5. a clamping block; 6. a return spring; 7. a spool; 8. drawing wires; 9. a pull wire; 10. a clamping device; 11. a compression spring; 12. a grip handle; 13. clamping feet; 14. a corrugated surface; 15. a guidewire body; 16. a pinion gear; 17. a bull gear; 18. a wire take-up handle; 19. and (6) an outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: the puncture guide wire limiting and fixing device for the puncture operation comprises a device body 1, wherein a wheel disc 2 is rotatably arranged on one side of the inner end of the device body 1, a plurality of bayonets 3 are formed in the wheel disc 2, a lock disc 4 is rotatably arranged in the middle of the wheel disc 2, a clamping block 5 is fixedly arranged on the front end face of the lock disc 4 close to the side, a reset spring 6 is arranged on one side of the clamping block 5, a winding shaft 7 is fixedly connected to the front end face of the lock disc 4, a drawn wire 8 is sleeved on the outer end of the winding shaft 7, a drawn wire 9 is fixedly connected to one end of the drawn wire 8 far away from the winding shaft 7, a clamping device 10 is fixedly connected to the other end of the drawn wire 9, the clamping device 10 comprises two clamping handles 12 and two clamping feet 13, a compression spring 11 is fixedly connected between the two clamping handles 12, under the condition of natural stress, the two clamping handles 12 are jacked to two sides by the compression spring 11, so that the two clamping feet 13 move oppositely to clamp the device body 15, 2 one side of rim plate runs through device body 1 inner wall and fixedly connected with pinion 16 through the pivot, and the pinion 16 upper end is provided with gear wheel 17, and spool 7 is kept away from lock dish 4 one end and runs through device body 1 lateral wall and fixedly connected with through the pivot and receives line handle 18, drives spool 7 through receiving line handle 18 and rotates, and device body 1 front end is fixed to be seted up outlet 19.

Reset spring 6 corresponds the setting with fixture block 5, fixture block 5 is provided with two at least, and set up about 4 centrosymmetric settings of lock disc, fixture block 5 and bayonet socket 3 card and setting, all fixed corrugated surface 14 that is provided with on the relative side of two clamp feet 13, the frictional force of increase clamp foot 13 and seal wire body 15 contact surface, be provided with seal wire body 15 between two clamp feet 13, pinion 16 and gear wheel 17 mesh setting, gear wheel 17 passes through the damping pivot with device body 1 inner wall and is connected, increase gear wheel 17's rotation resistance, pinion 16 is connected through the pivot with device body 1 inner wall.

The working principle is as follows: the device directly pulls the guide wire body 15 during paying off, the clamping device 10 clamped on the guide wire body 15 can pull the drawn wire 8 through the pull wire 9 to further pull the winding shaft 7 to rotate so as to drive the lock disc 4 to rotate relative to the wheel disc 2 for paying off, when pipe expanding is needed after the guide wire body 15 is placed in, the clamping device 10 is taken down to perform pipe expanding operation, and the guide wire body 15 is clamped again, so that the guide wire body 15 can be prevented from sliding into a blood vessel, and the take-up handle 18 drives the winding shaft 7 to take up when taking up is convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. Puncture operation is with spacing fixing device of puncture seal wire, including device body (1), its characterized in that: the device is characterized in that a wheel disc (2) is rotatably arranged on one side of the inner end of a device body (1), a plurality of bayonets (3) are formed in the wheel disc (2), a lock disc (4) is rotatably arranged in the middle of the wheel disc (2), a clamping block (5) is fixedly arranged on the front end face of the lock disc (4) close to the side, a reset spring (6) is arranged on one side of the clamping block (5), a winding shaft (7) is fixedly connected to the front end face of the lock disc (4), a drawn wire (8) is sleeved on the outer end of the winding shaft (7), a drawn wire (9) is fixedly connected to one end, far away from the winding shaft (7), of the drawn wire (8), a clamping device (10) is fixedly connected to the other end of the drawn wire (9), the clamping device (10) comprises two clamping handles (12) and two clamping feet (13), and a compression spring (11) is fixedly connected between the two clamping handles (12), rim plate (2) one side runs through device body (1) inner wall and fixedly connected with pinion (16) through the pivot, pinion (16) upper end is provided with gear wheel (17), spool (7) are kept away from lock dish (4) one end and are run through device body (1) lateral wall and fixedly connected with through the pivot and receive line handle (18), device body (1) front end is fixed and has been seted up outlet (19).

2. The puncture guide wire limit fixing device for puncture surgery according to claim 1, characterized in that: the reset spring (6) is arranged corresponding to the clamping blocks (5), and at least two clamping blocks (5) are arranged and are arranged in a central symmetry mode relative to the lock disc (4).

3. The puncture guide wire limit fixing device for puncture surgery according to claim 1, characterized in that: the clamping block (5) is clamped and arranged with the bayonet (3).

4. The puncture guide wire limit fixing device for puncture surgery according to claim 1, characterized in that: corrugated surfaces (14) are fixedly arranged on the opposite side surfaces of the two clamping legs (13).

5. The puncture guide wire limit fixing device for puncture surgery according to claim 1, characterized in that: a guide wire body (15) is arranged between the two clamping feet (13).

6. The puncture guide wire limit fixing device for puncture surgery according to claim 1, characterized in that: the small gear (16) is meshed with the large gear (17).

7. The puncture guide wire limit fixing device for puncture surgery according to claim 1, characterized in that: the large gear (17) is connected with the inner wall of the device body (1) through a damping rotating shaft.

8. The puncture guide wire limit fixing device for puncture surgery according to claim 1, characterized in that: the pinion (16) is connected with the inner wall of the device body (1) through a rotating shaft.