CN219594697U

CN219594697U - Suture needle holder

Info

Publication number: CN219594697U
Application number: CN202320726622.7U
Authority: CN
Inventors: 陆峰; 刘佳澄
Original assignee: Nantong Holycon Medical Devices Co ltd
Current assignee: Nantong Holycon Medical Devices Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-08-29
Anticipated expiration: 2033-04-04

Abstract

The utility model provides a suture needle holder, which relates to the technical field of medical instruments and comprises a handheld arm, wherein fixing rings are arranged on two sides of the handheld arm, a clamping part is arranged at the top end of the handheld arm, a mounting plate is arranged above the inner side of the clamping part, a clamping mechanism is arranged on the inner side of the mounting plate, and a pulling mechanism is arranged below the rear end of the handheld arm; through being provided with fixture in the inboard of mounting panel, utilize fixture's mutually supporting, first cell body, second cell body and the third cell body that the usable mounting panel is inside carry out the location processing to the sewing needle when the centre gripping for the sewing needle is more stable when using, is difficult for making the sewing needle appear changeing the condition of needle, and wearing and tearing can appear in first cell body, second cell body and third cell body through using for a long time, still can carry out convenient change to the grip block, thereby has improved the practicality of this holder when using greatly.

Description

Suture needle holder

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a suture needle holder.

Background

Along with the development of economy and the continuous improvement of the technology level, the medical technology in China is developed very rapidly, when a patient is subjected to operation treatment, the patient needs to be subjected to suture treatment by using suture, when a suture needle is used, the suture needle needs to be matched with a suture needle holder, and the suture needle holder is used for holding the suture needle;

however, when the existing suture needle holder is used, the suture needle is usually held by the narrow tip of the suture needle holder, and because the contact area between the suture needle and the suture needle holder is small, the suture needle is easy to rotate when the suture needle needs to incline, so that the suture needle is not stable enough when in use, and because the suture needle is not conveniently held stably, the holder is not stable enough when in use, secondary injury is easily caused to a patient, and the practicability of the holder when in use is reduced.

Disclosure of Invention

In view of the above problems, the present utility model provides a suture needle holder, which solves the problem that in the prior art, the suture needle is not convenient to stably hold, so that the holder is not stable enough when in use, and is easy to cause secondary injury to a patient, thereby reducing the practicability of the holder when in use.

In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme: the suture needle holder comprises a handheld arm, wherein fixing rings are arranged on two sides of the handheld arm, a clamping part is arranged at the top end of the handheld arm, a mounting plate is arranged above the inner side of the clamping part, a clamping mechanism is arranged on the inner side of the mounting plate, and a pulling mechanism is arranged below the rear end of the handheld arm;

the clamping mechanism comprises a clamping plate, a first groove body, a second groove body, a third groove body and a replacement assembly, wherein the clamping plate is arranged on the inner side of the mounting plate, the first groove body is arranged above the inner side of the clamping plate, the second groove body is arranged in the middle of the inner side of the clamping plate, and the third groove body is arranged below the inner side of the clamping plate.

The further improvement is that: the utility model discloses a change subassembly, including mounting panel, the inside of mounting panel is provided with the locating piece, change subassembly includes constant head tank, locating piece, fixed slot, movable block, thread groove, screw rod, runner and limit structure, the locating slot sets up in the inside top and the below of mounting panel, the inside of locating piece is provided with the locating piece, the one end of locating piece is connected with the one end of grip block, the inside of locating piece is provided with the fixed slot, the inside of fixed slot is provided with the movable block, the both ends of the inside of mounting panel all are provided with the thread groove, the inside of thread groove runs through there is the screw rod, the one end of screw rod is rotated with the one end of movable block and is connected, the runner is installed to the other end of screw rod.

The further improvement is that: the inner diameter of the positioning groove is larger than the outer diameter of the positioning block, and a clamping structure is formed between the positioning groove and the positioning block.

The further improvement is that: the limiting structure comprises a limiting cavity and a limiting rod, wherein the limiting cavity is arranged in the mounting plate, the limiting rod is arranged in the limiting cavity, and the bottom end of the limiting rod is connected with the top end of the movable block.

The further improvement is that: the cross section of the limiting cavity is larger than that of the limiting rod, and a sliding structure is formed between the limiting cavity and the limiting rod.

The further improvement is that: the pulling mechanism comprises an installation cavity, a fixing rod, a moving block and a contraction spring, wherein the installation cavity is arranged below the rear end of the hand-held arm, the fixing rod is arranged in the installation cavity, the moving block is symmetrically arranged on the outer side wall of the fixing rod, the contraction spring is arranged at the middle position of the outer side wall of the fixing rod, one end of the contraction spring is connected with one end of the moving block, the rear end of the hand-held arm is provided with a sliding groove, the moving block is movably connected with the sliding groove at the rear end of the hand-held arm, and the moving block is in sliding connection with the sliding groove at the rear end of the hand-held arm.

The beneficial effects of the utility model are as follows: through being provided with fixture in the inboard of mounting panel, utilize fixture's grip block, first cell body, the second cell body, the third cell body, the constant head tank, the locating piece, the fixed slot, the movable block, the screw thread groove, the screw rod, the runner, mutually support between spacing chamber and the gag lever post, the inside first cell body of usable mounting panel, second cell body and third cell body are to suture needle carry out the location processing when the centre gripping, make suture needle more stable when using, be difficult for making suture needle appear changeing the needle the condition, wear can appear in the first cell body of long-time use, second cell body and third cell body, still can carry out convenient change to the grip block, thereby the practicality of this holder when using has been improved greatly; through being provided with the mechanism that draws in the below at handheld arm rear end, utilize the installation cavity of drawing mechanism, dead lever, movable block and shrink spring's mutually supporting, the usable shrink spring drives two handheld arms and removes to the centre, and then drives two grip blocks and close, prevents to appear the ache because of long-time operation, loosens the condition that the handheld arm leads to the sewing needle to drop because of doctor's finger to this holder stability when using has been improved greatly.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic side sectional view of a replacement assembly according to the present utility model;

FIG. 3 is a schematic view of the structure of the present utility model shown in FIG. 1 at a partially enlarged scale;

FIG. 4 is a schematic view of a partially enlarged structure of the present utility model at B in FIG. 1;

fig. 5 is a schematic rear view of the hand-held arm of the present utility model.

Wherein: 1. a hand-held arm; 2. a fixing ring; 3. a clamping part; 4. a mounting plate; 5. a clamping plate; 6. a first tank body; 7. a second tank body; 8. a third tank; 9. a positioning groove; 10. a positioning block; 11. a fixing groove; 12. a movable block; 13. a thread groove; 14. a screw; 15. a rotating wheel; 16. a spacing cavity; 17. a limit rod; 18. a mounting cavity; 19. a fixed rod; 20. a moving block; 21. a retraction spring; 22. and a sliding groove.

Detailed Description

The present utility model will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

According to the embodiment, as shown in fig. 1, 2, 3, 4 and 5, the suture needle holder comprises a hand-held arm 1, wherein fixing rings 2 are arranged on two sides of the hand-held arm 1, a clamping part 3 is arranged at the top end of the hand-held arm 1, a mounting plate 4 is arranged above the inner side of the clamping part 3, a clamping mechanism is arranged on the inner side of the mounting plate 4, and a pulling mechanism is arranged below the rear end of the hand-held arm 1.

The fixture comprises a clamping plate 5, a first groove body 6, a second groove body 7, a third groove body 8 and a replacement assembly, wherein the clamping plate 5 is arranged on the inner side of the mounting plate 4, the first groove body 6 is arranged above the inner side of the clamping plate 5, the second groove body 7 is arranged at the middle position of the inner side of the clamping plate 5, the third groove body 8 is arranged below the inner side of the clamping plate 5, and when the fixture is used, the clamping plate 5 is moved to the outer side of the suture needle according to the thickness of the suture needle, and the suture needle is clamped and fixed by utilizing the groove on the inner side of the clamping plate 5, so that the suture needle is more stable when in use, and the suture needle is not easy to rotate.

The replacement component comprises a positioning groove 9, a positioning block 10, a fixed groove 11, a movable block 12, a thread groove 13, a screw 14, a rotating wheel 15 and a limiting structure, the positioning groove 9 is arranged above and below the inside of the mounting plate 4, a positioning block 10 is arranged inside the positioning groove 9, one end of the positioning block 10 is connected with one end of the clamping plate 5, a fixing groove 11 is arranged in the positioning block 10, a movable block 12 is arranged in the fixed groove 11, screw grooves 13 are arranged at both ends of the inside of the mounting plate 4, a screw rod 14 penetrates through the inside of the thread groove 13, one end of the screw rod 14 is rotatably connected with one end of the movable block 12, the other end of the screw 14 is provided with a rotating wheel 15, the inner diameter of the positioning groove 9 is larger than the outer diameter of the positioning block 10, a clamping structure is formed between the positioning groove 9 and the positioning block 10, when in use, the rotating wheel 15 is rotated to drive the screw 14 to rotate, due to the threaded connection between the thread groove 13 and the screw 14, the screw 14 is moved inside the thread groove 13, further, under the limit of the limit cavity 16 and the limit rod 17, the screw 14 is utilized to drive the movable block 12 to move, so that the movable block 12 is separated from the fixed groove 11 backwards, then the clamping plate 5 is pulled outwards, the positioning block 10 is pulled out from the inside of the positioning groove 9, the disassembly of the clamping plate 5 is completed, the new clamping plate 5 is taken out, the positioning block 10 is placed into the inside of the positioning groove 9, then the rotating wheel 15 is reversely rotated to drive the screw 14 to move, and then the movable block 12 is driven to move, so that the movable block 12 is clamped with the fixed groove 11 to finish the fixation of the positioning block 10, and then the convenient replacement of the clamping plate 5 is completed, thereby greatly improving the convenience of the clamp holder in use.

The limit structure comprises a limit cavity 16 and a limit rod 17, the limit cavity 16 is arranged in the mounting plate 4, the limit rod 17 is arranged in the limit cavity 16, the bottom end of the limit rod 17 is connected with the top end of the movable block 12, the cross section of the limit cavity 16 is larger than that of the limit rod 17, a sliding structure is formed between the limit cavity 16 and the limit rod 17, and when the limit structure is used, the limit treatment can be performed on the movable block 12 in moving by utilizing the mutual cooperation between the limit cavity 16 and the limit rod 17, so that the movable block 12 is more stable in moving.

The utility model provides a draw and close mechanism includes installation cavity 18, dead lever 19, movable block 20 and shrink spring 21, installation cavity 18 installs in the below of handheld arm 1 rear end, installation cavity 18's internally mounted has dead lever 19, the lateral wall symmetry of dead lever 19 is provided with movable block 20, the intermediate position department of dead lever 19 lateral wall is provided with shrink spring 21, the one end of shrink spring 21 is connected with the one end of movable block 20, the rear end of handheld arm 1 is provided with spout 22, movable block 20 and the spout 22 swing joint of handheld arm 1 rear end, movable block 20 is placed respectively in the inboard of dead lever 2 at handheld arm 1's spout 22, and open the finger to both sides, drive movable block 20 and remove at the lateral wall of dead lever 19 this moment, installation cavity 18 is at the rear end of handheld arm 1 and is moved down, can move grip block 5 to the outside of sewing needle this moment, and then will be moved to the intermediate, and shrink spring 21 is provided with spout 22 movable block 20 and the spout 22 swing joint of handheld arm 1 rear end, and the effect of holding arm 1 is driven at the intermediate position that the two is moved to the high pressure side of holding arm 1, and the high pressure swing joint is realized in the time, and the high pressure swing joint is realized in the middle of this time, and the high pressure swing joint is realized in the position of the handheld arm 1.

Working principle: the doctor firstly puts thumb and forefinger into the inner side of the fixed ring 2 respectively, opens fingers to two sides, drives the moving block 20 to move on the outer side wall of the fixed rod 19 at the moment, drives the mounting cavity 18 to move downwards at the rear end of the handheld arm 1, opens the clamping plate 5 at the moment, then moves the clamping plate 5 to the outer side of the suture needle according to the thickness of the suture needle, moves the fingers to the middle, drives the two moving blocks 20 to move on the outer side of the fixed rod 19 to the middle position of the fixed rod 19 under the action of elastic force at the moment by the contraction spring 21, drives the moving blocks 20 to slide in the sliding groove 22 at the moment, drives the mounting cavity 18 to move upwards at the rear end of the handheld arm 1, drives the two handheld arms 1 to move to the middle, drives the clamping plate 5 to be closed, clamps and fixes the suture needle by utilizing the groove on the inner side of the clamping plate 5, then the patient is sewed, when the clamping plate 5 is required to be replaced after long-time use, the rotating wheel 15 is rotated to drive the screw 14 to rotate, the screw 14 moves in the screw groove 13 due to the threaded connection between the screw groove 13 and the screw 14, then the movable block 12 is driven by the screw 14 to move under the limit of the limit cavity 16 and the limit rod 17, the movable block 12 is separated from the fixed groove 11 backwards, the clamping plate 5 is pulled outwards, the positioning block 10 is pulled out from the inside of the positioning groove 9 to complete the disassembly of the clamping plate 5, then the new clamping plate 5 is taken out, the positioning block 10 is placed into the inside of the positioning groove 9, then the rotating wheel 15 is rotated reversely to drive the screw 14 to move, and then the movable block 12 is driven to move, so that the movable block 12 is clamped with the fixed groove 11 to complete the fixation of the positioning block 10, thereby completing convenient replacement of the clamping plate 5.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Suture needle holder, comprising a hand-held arm (1), characterized in that: the clamping device is characterized in that the two sides of the handheld arm (1) are provided with fixing rings (2), the top end of the handheld arm (1) is provided with a clamping part (3), the upper part of the inner side of the clamping part (3) is provided with a mounting plate (4), the inner side of the mounting plate (4) is provided with a clamping mechanism, and the lower part of the rear end of the handheld arm (1) is provided with a pulling mechanism;

the clamping mechanism comprises a clamping plate (5), a first groove body (6), a second groove body (7), a third groove body (8) and a replacement assembly, wherein the clamping plate (5) is installed on the inner side of the mounting plate (4), the first groove body (6) is arranged above the inner side of the clamping plate (5), the second groove body (7) is arranged at the middle position of the inner side of the clamping plate (5), and the third groove body (8) is arranged below the inner side of the clamping plate (5).

2. A needle holder as defined in claim 1, wherein: the utility model provides a change subassembly includes constant head tank (9), locating piece (10), fixed slot (11), movable block (12), thread groove (13), screw rod (14), runner (15) and limit structure, constant head tank (9) set up in the inside top and the below of mounting panel (4), the inside of locating piece (9) is provided with locating piece (10), the one end of locating piece (10) is connected with the one end of grip block (5), the inside of locating piece (10) is provided with fixed slot (11), the inside of fixed slot (11) is provided with movable block (12), the both ends of the inside of mounting panel (4) all are provided with thread groove (13), the inside of thread groove (13) is run through there is screw rod (14), the one end of screw rod (14) is rotated with the one end of movable block (12) and is connected, runner (15) are installed to the other end of screw rod (14).

3. A needle holder as defined in claim 2, wherein: the inner diameter of the positioning groove (9) is larger than the outer diameter of the positioning block (10), and a clamping structure is formed between the positioning groove (9) and the positioning block (10).

4. A needle holder as in claim 3, wherein: the limiting structure comprises a limiting cavity (16) and a limiting rod (17), wherein the limiting cavity (16) is arranged in the mounting plate (4), the limiting rod (17) is arranged in the limiting cavity (16), and the bottom end of the limiting rod (17) is connected with the top end of the movable block (12).

5. A needle holder as defined in claim 4, wherein: the cross section of the limiting cavity (16) is larger than that of the limiting rod (17), and a sliding structure is formed between the limiting cavity (16) and the limiting rod (17).

6. A needle holder as defined in claim 1, wherein: the pulling mechanism comprises an installation cavity (18), a fixing rod (19), a moving block (20) and a contraction spring (21), wherein the installation cavity (18) is installed below the rear end of the hand-held arm (1), the fixing rod (19) is installed in the installation cavity (18), the moving block (20) is symmetrically arranged on the outer side wall of the fixing rod (19), the contraction spring (21) is arranged at the middle position of the outer side wall of the fixing rod (19), one end of the contraction spring (21) is connected with one end of the moving block (20), a sliding groove (22) is formed in the rear end of the hand-held arm (1), the moving block (20) is movably connected with the sliding groove (22) in the rear end of the hand-held arm (1), and the moving block (20) is connected with the sliding groove (22) in the rear end of the hand-held arm (1).