CN217697613U

CN217697613U - Intervene seal wire anchor clamps

Info

Publication number: CN217697613U
Application number: CN202220028923.8U
Authority: CN
Inventors: 闫海成
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-11-01
Anticipated expiration: 2032-01-06

Abstract

The utility model discloses an interventional guide wire clamp, which comprises a base, wherein a guide wire clamping structure is arranged on the base, and comprises a first compression roller and a second compression roller which are oppositely arranged on the wheel surfaces and are used for clamping a guide wire together; a first shaft body is rotatably arranged in the middle of the first press roller in a penetrating way, and a second shaft body is rotatably arranged in the middle of the second press roller in a penetrating way; resistance sleeves are sleeved between the first pressing roller and the first shaft body and between the second pressing roller and the second shaft body. The utility model provides an intervene seal wire anchor clamps cliies the seal wire jointly through first compression roller and second compression roller, and the resistance cover provides the resistance moreover, and the seal wire is fixed when not needing hard pulling seal wire, need not the staff and fixes the seal wire, and it is more convenient to operate to operation efficiency has been improved.

Description

Intervene seal wire anchor clamps

Technical Field

The utility model relates to a surgical tool field especially relates to an intervene seal wire anchor clamps.

Background

Interventional therapy is minimally invasive therapy carried out by modern high-tech means, namely, under the guidance of medical imaging equipment, special catheters, guide wires and other precise instruments are introduced into a human body to diagnose and locally treat internal diseases. The digital technology is applied to interventional therapy, the visual field of a doctor is expanded, the two hands of the doctor are prolonged by the guide wire with the help of the catheter, and the incision (puncture point) of the doctor is only rice grain size and does not need to cut human tissues. The interventional therapy has the characteristics of no operation, small wound, quick recovery and good effect.

When in treatment, an incision is firstly cut, a guide wire which is made of soft material and is easy to bend is introduced into a human body, and then the catheter is introduced into the human body through the guide wire. However, in the process of introducing the guide wire into the body of a patient, medical staff needs to move and adjust the direction at the same time, and when the guide wire is adjusted by hands, the back side of the guide wire needs to be fixed by hands, so that the guide wire is fixed by two hands. The treatment needs a long time, and the physical consumption of medical staff is large when two hands respectively operate the fixation and the position adjustment of the guide wire, so that the treatment efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an intervene seal wire anchor clamps carries the seal wire jointly through first compression roller and second compression roller, and the resistance cover provides the resistance moreover, and the seal wire is fixed when need not power pulling seal wire, need not the staff and fixes the seal wire, and it is more convenient to operate to operation efficiency has been improved.

In order to achieve the purpose, the utility model provides an intervention guide wire clamp, which comprises a base, wherein a guide wire clamping structure is arranged on the base, and the guide wire clamping structure comprises a first compression roller and a second compression roller which are oppositely arranged on the wheel surfaces and are used for clamping a guide wire together; a first shaft body is rotatably arranged in the middle of the first press roller in a penetrating way, and a second shaft body is rotatably arranged in the middle of the second press roller in a penetrating way; resistance sleeves are sleeved between the first pressing roller and the first shaft body and between the second pressing roller and the second shaft body.

As a further improvement of the utility model, the resistance sleeve is a rubber sleeve, and the first compression roller, the resistance sleeve and the first shaft body are in shaft hole interference fit in sequence; the second press roller, the resistance sleeve and the second shaft body are in shaft hole interference fit in sequence.

As a further improvement of the utility model, a support is connected to the base, and the first shaft body is connected to the support; one side of the support is provided with a fixing part; the second shaft body is connected with the fixing part through a clamping releasing/resetting structure.

As a further improvement of the utility model, the clamping releasing/resetting structure comprises a moving part, a guide rod and a handle which are connected in sequence, and the second shaft body is connected with the moving part; the guide rod is connected with the fixing part of the support in a sliding way; a spring is arranged between the moving part and the fixed part.

As a further improvement of the utility model, a first guide cylinder and a second guide cylinder are respectively arranged on the front side and the rear side of the guide wire clamping structure, and both the first guide cylinder and the second guide cylinder are connected with the base; the pressing part of the first pressing roller and the second pressing roller, and the center line of the first guide cylinder and the center line of the second guide cylinder are positioned on the same straight line.

As a further improvement of the utility model, be equipped with the draw-in groove on the base, go back threaded connection on the base and have the screw, the top of screw is located the draw-in groove.

Advantageous effects

Compared with the prior art, the utility model discloses an intervene seal wire anchor clamps's advantage does:

1. the guide wire clamping structure clamps the guide wire through the first compression roller and the second compression roller together, and resistance is generated by the resistance sleeve. When the medical staff forcefully pulls the guide wire, the pull force borne by the guide wire overcomes the resistance borne by the compression roller, the compression roller rotates, and the guide wire is pulled. When the guide wire is not pulled, the guide wire is fixed and cannot swing under the clamping of the two compression rollers, and the medical personnel can conveniently adjust the direction of the front end of the guide wire. The interventional guide wire clamp is used, the guide wire is not required to be simultaneously operated by two hands of medical personnel, the operation is more convenient, and the operation efficiency is favorably improved.

2. The first press roller and the second press roller can be moved toward or away from each other by the nip releasing/returning structure. The clamping of the guide wire can be released by pulling up the second pressing roller of the handle, so that the guide wire can be conveniently replaced. And the second compression roller can compress the guide wire again after being reset under the action of the spring and contacted with the first compression roller. The clamping releasing/resetting structure has the advantages of simple structure, low cost and convenient operation.

3. The first guide cylinder and the second guide cylinder can ensure that the position of the guide wire between the first compression roller and the second compression roller is not deviated, and the guide wire is prevented from being accidentally separated from the space between the first compression roller and the second compression roller.

4. The base can the joint at the edge of operation instrument platform through the draw-in groove to through the screw locking, prevent the slip.

The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front partial cross-sectional view of an interventional guidewire clamp;

FIG. 2 is an enlarged partial cross-sectional view of an interventional guidewire clamp;

fig. 3 is a schematic layout of the press roller, the resistance bush, and the shaft body.

Detailed Description

Embodiments of the present invention will now be described with reference to the accompanying drawings.

Examples

The utility model discloses a specific embodiment is as shown in fig. 1 to fig. 3, an intervene seal wire anchor clamps, including base 1, be equipped with seal wire clamping structure on the base 1, seal wire clamping structure includes both wheel face mutual disposition and is used for cliping seal wire 13's first compression roller 2 and second compression roller 3 jointly. The first shaft body 21 is arranged in the middle of the first press roll 2 in a rotating mode in a penetrating mode, and the second shaft body 31 is arranged in the middle of the second press roll 3 in a rotating mode in a penetrating mode. Resistance sleeves 4 are sleeved between the first pressing roller 2 and the first shaft body 21 and between the second pressing roller 3 and the second shaft body 31. The second press roller 3 is positioned above the first press roller 2, and the shaft bodies of the first press roller and the second press roller are horizontally arranged.

The resistance sleeve 4 is a rubber sleeve, and the first pressing roller 2, the resistance sleeve 4 and the first shaft body 21 are in shaft hole interference fit in sequence. The second press roll 3, the resistance sleeve 4 and the second shaft body 31 are in shaft hole interference fit in sequence. The resistance is provided by the friction force between the resistance sleeve 4 and the press roller and between the resistance sleeve 4 and the shaft body.

The base 1 is connected with a support 5, and the first shaft 21 is connected with the support 5. The fixing portion 51 is disposed on one side of the support 5, and in the present embodiment, the fixing portion 51 is located on the top of the support 5. The second shaft 31 and the fixing portion 51 are connected by the clamping release/return structure 6. The grip releasing/returning mechanism 6 includes a moving portion 61, a guide bar 62, and a handle 63 connected in this order, and the handle 63 is located above the fixed portion 51. The second shaft 31 is connected to the moving part 61. The guide bar 62 is slidably connected to the fixing portion 51 of the holder 5. A spring 64 is arranged between the moving part 61 and the fixed part 51, and the spring 64 is sleeved outside the guide rod 62.

Both sides are equipped with first guide cylinder 7 and second guide cylinder 8 respectively around seal wire clamping structure, and first guide cylinder 7 and second guide cylinder 8 all are connected with base 1. The pressing part of the first pressing roller 2 and the second pressing roller 3, the central line of the first guide cylinder 7 and the central line of the second guide cylinder 8 are positioned on the same straight line.

The base 1 is plate-shaped. The bottom of base 1 one side is equipped with draw-in groove 11, and base 1 is last still threaded connection has screw 12, and the top of screw 12 is located draw-in groove 11. The base 1 is clamped at the edge of a surgical tool table 14 through a clamping groove 11 and is locked through a screw 12 to prevent sliding.

During the use, pass second guide cylinder 8 with seal wire 13, pull up second compression roller 3 through handle 63, let seal wire 13 follow first compression roller 2 and second compression roller 3 and pass through, then let second compression roller 3 reset. The guide wire 13 is passed further through the first guide cylinder 7. The guide wire clamping structure clamps the guide wire 13 through the first compression roller 2 and the second compression roller 3 together, and generates rotation resistance through the resistance sleeve 4. When the medical staff pulls the guide wire 13 with force, the pulling force applied to the guide wire 13 overcomes the resistance applied to the compression roller, the compression roller rotates, and the guide wire 13 is pulled. When the guide wire 13 is not pulled, the guide wire 13 is fixed and cannot shake under the clamping of the two compression rollers, and the direction adjustment of the front end of the guide wire is convenient for medical staff. When interventional therapy is carried out, medical staff firstly cut an incision at a corresponding part of a patient body, introduce the guide wire 13 which is soft in material and easy to bend into the human body, and then introduce the catheter 15 into a corresponding position in the patient body through the guide wire 13.

The present invention has been described above with reference to the preferred embodiments, but the present invention is not limited to the above-disclosed embodiments, and various modifications, equivalent combinations, which are made according to the essence of the present invention, should be covered.

Claims

1. An interventional guide wire clamp is characterized by comprising a base (1), wherein a guide wire clamping structure is arranged on the base (1), and comprises a first pressing roller (2) and a second pressing roller (3), which are oppositely arranged in wheel surfaces and are used for clamping a guide wire (13) together; a first shaft body (21) is rotatably arranged in the middle of the first press roll (2) in a penetrating way, and a second shaft body (31) is rotatably arranged in the middle of the second press roll (3) in a penetrating way; resistance sleeves (4) are sleeved between the first pressing roller (2) and the first shaft body (21) and between the second pressing roller (3) and the second shaft body (31).

2. The interventional guide wire clamp of claim 1, wherein the resistance sleeve (4) is a rubber sleeve, and the first pressing roller (2), the resistance sleeve (4) and the first shaft body (21) are in shaft hole interference fit in sequence; the second press roller (3), the resistance sleeve (4) and the second shaft body (31) are in shaft hole interference fit in sequence.

3. The interventional guide wire clamp according to claim 1 or 2, characterized in that a support (5) is connected to the base (1), and the first shaft body (21) is connected to the support (5); one side of the support (5) is provided with a fixing part (51); the second shaft body (31) is connected with the fixing part (51) through a clamping release/reset structure (6).

4. An interventional guide wire clamp according to claim 3, wherein the clamping release/reset structure (6) comprises a moving part (61), a guide rod (62) and a handle (63) which are connected in sequence, the second shaft body (31) is connected with the moving part (61); the guide rod (62) is connected with the fixing part (51) of the support (5) in a sliding way; a spring (64) is provided between the moving part (61) and the fixed part (51).

5. The interventional guide wire clamp of claim 1, wherein a first guide cylinder (7) and a second guide cylinder (8) are respectively arranged at the front side and the rear side of the guide wire clamping structure, and the first guide cylinder (7) and the second guide cylinder (8) are connected with the base (1); the pressing part of the first pressing roller (2) and the second pressing roller (3), the center line of the first guide cylinder (7) and the center line of the second guide cylinder (8) are positioned on the same straight line.

6. The clamp of the intervention guide wire according to claim 1, wherein a slot (11) is provided on the base (1), a screw (12) is further connected to the base (1) through a thread, and a top end of the screw (12) is located in the slot (11).