CN217471997U

CN217471997U - Needle holding forceps for general surgery department

Info

Publication number: CN217471997U
Application number: CN202122900031.0U
Authority: CN
Inventors: 付毓; 付帅
Original assignee: Shanghai Youqun Medical Devices Co ltd
Current assignee: Shanghai Youqun Medical Devices Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-09-23
Anticipated expiration: 2031-11-24

Abstract

The utility model belongs to the field of medical equipment, especially, department of general surgery's operation needle forceps now proposes following scheme, and it includes first movable rod, second movable rod and two tong arms, the handle is all installed to the one end of first movable rod and second movable rod, and the sliding tray has all been opened to the one end of first movable rod and second movable rod, and equal sliding connection has the tong arm in the sliding tray, and a sliding tray internal rotation is connected with the dwang, threaded connection between dwang and the tong arm that corresponds, through pivot cross connection between two tong arms, the one end of tong arm all is connected with the pincers mouth, install the slider on the first movable rod lateral wall, install on the second movable rod lateral wall and slide and cup joint at the outside fixed frame of slider. The device can automatically clamp and fix the needle after clamping the needle, does not need an operator to provide clamping force all the time, can realize the adjustment of the length of the needle holder, is convenient for realizing the operation suture of different depths, and is convenient to operate.

Description

Needle holding forceps for general surgery department

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a department of general surgery's operation needle forceps.

Background

In general surgery, a needle holder is used to hold a needle and suture various tissues, and sometimes, the needle holder is used to tie a knot with an instrument so as to facilitate smooth operation. The inner side of the forceps mouth of the existing needle holding forceps for operation is provided with a groove.

Most length of current needle forceps is fixed, can not adjust, and inconvenient different degree of depth operation of carrying on is sewed up, and current needle forceps is inconvenient to carry out quick the fixing after needle holder holds moreover, needs operating personnel to remain certain centre gripping dynamics throughout fixed, and we propose a general surgery department operation needle forceps for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of needle holding forceps for general surgery department operation, which solves the problem in the background technology.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a needle holding forceps for general surgery operations comprises a first movable rod, a second movable rod and two forceps arms, wherein handles are mounted at one ends of the first movable rod and the second movable rod respectively, sliding grooves are formed in one ends of the first movable rod and the second movable rod respectively, the forceps arms are connected in the sliding grooves in a sliding mode, a rotating rod is connected in the sliding groove in a rotating mode, the rotating rod is connected with the corresponding forceps arms in a threaded mode, the two forceps arms are connected in a crossed mode through rotating shafts, and forceps mouths are connected to one ends of the forceps arms;

the sliding block is installed on the side wall of the first movable rod, the fixed frame sleeved outside the sliding block in a sliding mode is installed on the side wall of the second movable rod, and the locking mechanism matched with the fixed frame is arranged on the first movable rod.

It is worth explaining that, locking mechanism is including fixing the solid fixed ring on first movable rod lateral wall, and the inside sliding connection of solid fixed ring has the pulling pole that one end has the fixture block, is connected with the flexure strip between pulling pole and the solid fixed ring, has the pulling ring through the stay cord rigid coupling on the pulling pole, is equipped with a plurality of tooth mouths with the fixture block joint on the fixed frame's the lateral wall that is close to the pulling pole.

It is worth to say that, a rotating block is fixedly connected to one side of the rotating rod extending to the second movable rod.

It is worth to say that the pulling ring is an elastic silica gel ring or a rubber ring.

It is worth to be noted that the clamping tooth openings are formed in the side, close to the two pliers mouths, of each pliers mouth.

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

1. the utility model provides a department of general surgery's operation needle holder through the setting of first movable rod, second movable rod, tong arm, slider, fixed frame and dwang, can realize the adjustment of needle holder length, is convenient for realize that the operation of the different degree of depth is sewed up convenient operation.

2. The utility model provides a department of general surgery's operation needle forceps, through fixed frame, tooth mouth and locking mechanism's setting, can be fixed to the centre gripping of needle in the automatic realization behind the clamp needle, need not operating personnel and provide the clamping-force always.

Drawings

FIG. 1 is a schematic structural view of a needle holder for general surgery department;

FIG. 2 is a schematic view of a partial structure of a needle holder for general surgery;

fig. 3 is a schematic structural view of a forceps mouth, a tooth mouth and a rotating shaft of the needle holding forceps for general surgery department of the present invention.

In the figure: 1. a handle; 2. rotating the rod; 3. a locking mechanism; 3-1, fixing a ring; 3-2, pulling a rod; 3-3, elastic sheet; 3-4, pulling a rope; 3-5, pulling the ring; 4. a fixing frame; 4-1, tooth mouth; 5. a slider; 6. a first movable bar; 7. a second movable bar; 8. a clamp arm; 9. a rotating shaft; 10. a clamp mouth; 10-1, clamping a tooth mouth; 11. a sliding groove.

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.

Referring to fig. 1-3, a needle holding forceps for general surgery department comprises a first movable rod 6, a second movable rod 7 and two forceps arms 8, wherein a handle 1 is installed at one end of each of the first movable rod 6 and the second movable rod 7, a sliding groove 11 is opened at one end of each of the first movable rod 6 and the second movable rod 7, the forceps arms 8 are slidably connected in the sliding groove 11, a rotating rod 2 is rotatably connected in one sliding groove 11, the rotating rod 2 is in threaded connection with the corresponding forceps arms 8, a rotating block is fixedly connected at one end of the rotating rod 2 extending to one side of the second movable rod 7, the rotating rod 2 can be driven to rotate through the rotating block, the two clamp arms 8 are in cross connection through the rotating shaft 9, one ends of the clamp arms 8 are connected with clamp mouths 10, one sides of the two clamp mouths 10 close to each other are provided with clamping tooth openings 10-1, the clamping and fixing of the suture needle are facilitated through the arrangement of the clamping tooth openings 10-1;

a sliding block 5 is arranged on the side wall of the first movable rod 6, a fixed frame 4 which is sleeved outside the sliding block 5 in a sliding manner is arranged on the side wall of the second movable rod 7, and a locking mechanism 3 which is matched with the fixed frame 4 is arranged on the first movable rod 6;

the locking mechanism comprises a fixing ring 3-1 fixed on the side wall of the first movable rod 6, a pulling rod 3-2 with a clamping block at one end is connected inside the fixing ring 3-1 in a sliding mode, an elastic sheet 3-3 is connected between the pulling rod 3-2 and the fixing ring 3-1, a pulling ring 3-5 is fixedly connected onto the pulling rod 3-2 through a pulling rope 3-4, a plurality of tooth openings 4-1 clamped with the clamping block are formed in the side wall, close to the pulling rod 3-2, of the fixing frame 4, under the action of the elastic sheet 3-3, one end of the pulling rod 3-2 can be driven to be clamped onto the side wall of the fixing frame 4, and the pulling ring 3-5 is an elastic silica gel ring or a rubber ring and is convenient to sleeve and fix on a finger.

The forceps mouth 10, the clamping tooth mouth 10-1, the rotating shaft 9, the forceps arms 8, the first movable rod 6 and the second movable rod 7 are made of 17-4 stainless steel materials, the traditional 2Cr13 stainless steel materials are replaced, the corrosion resistance of the needle forceps is excellent, and the clinical service life is greatly prolonged.

When in use: an operator's thumb and forefinger are respectively sleeved in the handle 1, then one of the other three fingers is sleeved in the pull ring 3-5, when the suture needle needs to be clamped, the fingers control the pull rod 3-5 and the pull rope 3-4 to pull the pull rod 3-2 to move, the clamping block at one end of the pull rod is not clamped with the tooth mouth 4-1 any more, the thumb and the forefinger drive the two handles 1 to move, the handles 1 drive the clamp mouth 10 at one end of the clamp arm 8 through the first movable rod 6 and the second movable rod 7 to clamp the suture needle, when the suture needle needs to be fixed after clamping, the pull ring 3-5 is loosened, the pull rod 3-5 is not pulled any more, under the action of the elastic sheet 3-3, the clamping block at one end of the pull rod 3-5 is clamped on the tooth mouth 4-1, the fixed frame 4 and the first movable rod 6 are positioned, thereby the realization is fixed to the centre gripping of sewing needle, need not operating personnel and keep the clamping-force all the time, when the length of needs to the device is adjusted, rotate dwang 2, dwang 2 and 8 threaded connection of a tong arm, drive tong arm 8 and slide in second movable rod 7, under the effect of fixed frame 4 and slider 5, drive another tong arm 8 and slide in first movable rod 6, thereby realize the adjustment of the length of device, be convenient for realize the operation of the different degree of depth and sew up, convenient operation.

The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and the design of the present invention within the technical scope of the present invention.

Claims

1. The needle holding forceps for the general surgery department comprise a first movable rod (6), a second movable rod (7) and two forceps arms (8), and are characterized in that handles (1) are mounted at one ends of the first movable rod (6) and the second movable rod (7), sliding grooves (11) are formed in one ends of the first movable rod (6) and the second movable rod (7), the forceps arms (8) are connected in the sliding grooves (11) in a sliding mode, a rotating rod (2) is connected in the sliding groove (11) in a rotating mode, the rotating rod (2) is in threaded connection with the corresponding forceps arms (8), the two forceps arms (8) are connected in a cross mode through rotating shafts (9), and forceps mouths (10) are connected at one ends of the forceps arms (8);

install slider (5) on first movable rod (6) lateral wall, install on second movable rod (7) lateral wall and slide and cup joint at the outside fixed frame (4) of slider (5), and be equipped with on first movable rod (6) with fixed frame (4) complex locking mechanism (3).

2. The needle holder for the general surgery operation according to claim 1, wherein the locking mechanism comprises a fixing ring (3-1) fixed on the side wall of the first movable rod (6), a pulling rod (3-2) with a clamping block at one end is slidably connected inside the fixing ring (3-1), an elastic sheet (3-3) is connected between the pulling rod (3-2) and the fixing ring (3-1), the pulling rod (3-2) is fixedly connected with a pulling ring (3-5) through a pulling rope (3-4), and a plurality of tooth openings (4-1) clamped with the clamping block are formed in the side wall of the fixing ring (4) close to the pulling rod (3-2).

3. The needle holder for general surgery department operation according to claim 1, characterized in that one end of the rotating rod (2) extends to one side of the second movable rod (7) and is fixedly connected with a rotating block.

4. General surgery needle holder according to claim 2, characterized in that the pulling ring (3-5) is an elastic silicone ring or a rubber ring.

5. A needle holder for general surgery operation according to claim 1, characterized in that, the holding tooth mouths (10-1) are opened at the side of the two said holder mouths (10) close to each other.