CN215191904U - Self-positioning needle holding forceps - Google Patents

Abstract

The utility model discloses a from line location formula needle-holding forceps, including the first pincers body, the second pincers body, first gag lever post, second gag lever post, first butterfly bolt, cylinder sleeve, buckle, first magnet and second magnet, the binding clip end axostylus axostyle of the first pincers body is connected in the binding clip end of the second pincers body, the first gag lever post of pincers handle middle part inner wall fixedly connected with and first magnet of the first pincers body, the cylinder sleeve has been cup jointed in the activity of the pincers handle rear end outer wall of the first pincers body, cylinder sleeve's outer wall fixedly connected with buckle, the second pincers handle middle part inner wall fixedly connected with second gag lever post of the second pincers body, the second gag lever post rubs mutually with first gag lever post, the pole head outer wall fixedly connected with second magnet of second gag lever post, second magnet is inhaled mutually with first magnet. This self-align formula needle pincers, it is more convenient to use, keeps the clamping-force of holding the needle at every turn equal, reduces the intensity of labour of finger simultaneously, and the suitability is strong.

Description

Self-positioning needle holding forceps

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to self-align formula needle-holding forceps.

Background

Needle holders, also called needle holders, are common medical instruments used in surgical procedures and are mainly used for holding needles and suturing and knotting. The methods for holding the needle forceps include a palm holding method, a finger cot method and a palm and finger method. The palm grasping method is also called one grasping or full grasping, i.e. the palm is used to grasp the needle holding forceps, the forceps ring is tightly attached to the thenar muscle, the thumb, the middle finger, the ring finger and the little finger are respectively pressed on the forceps handles, the back three fingers are closed to play a role in fixing, and the index finger is pressed at the position close to the hub at the front part of the needle holding forceps. The thumb, the major carpus and the metacarpophalangeal joints are movably pushed and unfolded, the tooth buckle on the handle ring of the needle holding forceps is opened, the tooth buckle is loosened, and the opening size of the needle holding forceps is controlled to hold the needle. When the device is closed, the thumb, the thenar muscle and the rest of the palm and fingers are locked by the buckle.

The grasping method is stable in suture, the direction of a suture needle is easy to change, the suture is smooth, the operation is convenient, but the defects are that the force at the jaw is controlled by a thumb, a major fish muscle and a metacarpophalangeal joint, the needle is easy to clamp and deform due to excessive force, the thumb has high fatigue strength when the suture forceps are used for a long time, and the suture process is easy to cause errors, so that the development of the self-positioning type needle holding forceps becomes a technical problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a from locate mode needle holder to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a self-positioning needle holding forceps comprises a first forceps body, a second forceps body, a first limiting rod, a second limiting rod, a first butterfly bolt, a cylindrical sleeve, a retaining ring, a first magnet and a second magnet, the head end shaft lever of the first plier body is connected with the head end of the second plier body, the inner wall of the middle part of the plier handle of the first plier body is fixedly connected with a first limiting rod and a first magnet, a cylindrical sleeve is movably sleeved on the outer wall of the rear end of the forceps handle of the first forceps body, a retaining ring is fixedly connected with the outer wall of the cylindrical sleeve, the inner wall of the middle part of the clamp handle of the second clamp body is fixedly connected with a second limiting rod which is twisted with the first limiting rod, the outer wall of the rod head of the second limiting rod is fixedly connected with a second magnet which is magnetically attracted with the first magnet, the outer wall of the middle part of the clamp handle of the second clamp body is in threaded connection with a first butterfly bolt, and the screw end of the first butterfly bolt abuts against the outer wall of the rod head of the first limiting rod.

Preferably, a finger ring sleeve is fixedly connected to the inner wall of the front end of the forceps handle of the first forceps body, and a rubber gasket is fixedly bonded to the inner wall of the bottom end of the finger ring sleeve.

Preferably, the outer wall of the rear end of the forceps handle of the first forceps body is provided with a sliding groove, the inner wall of the cylinder opening of the cylinder sleeve is provided with a limiting block, and the limiting block on the inner wall of the cylinder opening of the cylinder sleeve is inserted into the sliding groove on the outer wall of the rear end of the forceps handle of the first forceps body.

Preferably, the outer wall of the middle part of the cylindrical sleeve is in threaded connection with a second butterfly bolt, and the screw end of the second butterfly bolt is arranged in the inner cavity of the cylindrical sleeve and abuts against the outer wall of the rear end of the clamp handle of the first clamp body.

Preferably, the outer wall of the rear end of the forceps handle of the second forceps body is sleeved with a first silica gel sleeve, the outer side wall of the first silica gel sleeve is provided with a plurality of groups of silica gel bumps, and the outer wall of the ring of the second forceps body is sleeved with a second silica gel sleeve.

The utility model discloses a technological effect and advantage: according to the self-positioning needle holding forceps, the first butterfly bolt on the outer wall of the middle part of the forceps handle of the second forceps body is rotationally adjusted, the screw end of the first butterfly bolt can be enabled to spirally displace towards the rod end of the first limiting rod, the closure degree of the forceps end of the first forceps body and the closure degree of the forceps end of the second forceps body are adjusted, sewing needles with different thicknesses can be clamped, meanwhile, the clamping force of the forceps end cannot be influenced even if the forceps handle bears large holding force, the self-positioning needle holding forceps can be used, and the clamping force of needle holding at each time is kept equal; can insert the thumb in the buckle of cylinder sleeve outer wall, make things convenient for the pincers person thumb to drive the buckle and control opening and shutting of pincers handle when using the palm to hold the method to sew up, the buckle can prevent that the thumb from sliding to break away from the pincers handle and lead to sewing up the problem of error simultaneously, has effectually improved the effect of sewing up, reduces the intensity of labour of finger, reasonable in design, convenient to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the ring sleeve structure of the present invention;

FIG. 3 is a schematic view of the cylindrical sleeve structure of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

In the figure: the clamp comprises a first clamp body 1, a second clamp body 2, a first limiting rod 3, a second limiting rod 4, a first butterfly bolt 5, a cylindrical sleeve 6, a retaining ring 7, a first magnet 8, a second magnet 9, a finger ring sleeve 10, a rubber gasket 11, a sliding groove 12, a limiting block 13, a second butterfly bolt 14, a first silica gel sleeve 15, a silica gel lug 16 and a second silica gel sleeve 17.

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 provides a self-positioning needle holder as shown in figures 1-4, which comprises a first holder body 1, a second holder body 2, a first limiting rod 3, a second limiting rod 4, a first butterfly bolt 5, a cylindrical sleeve 6, a buckle 7, a first magnet 8 and a second magnet 9, wherein the shaft lever of the holder end of the first holder body 1 is connected with the holder end of the second holder body 2, the inner wall of the middle part of the holder handle of the first holder body 1 is fixedly connected with the first limiting rod 3 and the first magnet 8, the outer wall of the rear end of the holder handle of the first holder body 1 is movably sleeved with the cylindrical sleeve 6, the outer wall of the cylindrical sleeve 6 is fixedly connected with the buckle 7, the inner wall of the middle part of the holder handle of the second holder body 2 is fixedly connected with the second limiting rod 4, the second limiting rod 4 is rubbed with the first limiting rod 3, the outer wall of the holder end of the second limiting rod 4 is fixedly connected with the second magnet 9, the second magnet 9 is magnetically attracted with the first magnet 8, the outer wall of the middle part of the clamp handle of the second clamp body 2 is in threaded connection with a first butterfly bolt 5, and the screw end of the first butterfly bolt 5 abuts against the outer wall of the rod head of the first limiting rod 3.

Specifically, a finger ring sleeve 10 is fixedly connected to the inner wall of the front end of the forceps handle of the first forceps body 1, a rubber gasket 11 is fixedly bonded to the inner wall of the bottom end of the finger ring sleeve 10, when a forceps holder uses a palm holding method for suturing, a forefinger finger of a palm of the forceps holder can be inserted into the finger ring sleeve 10, and the finger ring sleeve 10 can prevent the forefinger of the forceps holder from sliding and separating from a proximal hub at the front of the needle holder.

Specifically, the outer wall of the rear end of the forceps handle of the first forceps body 1 is provided with a sliding groove 12, the inner wall of the opening of the cylindrical sleeve 6 is provided with a limiting block 13, and the limiting block 13 on the inner wall of the opening of the cylindrical sleeve 6 is inserted into the sliding groove 12 on the outer wall of the rear end of the forceps handle of the first forceps body 1.

Specifically, the outer wall of the middle part of the cylindrical sleeve 6 is in threaded connection with a second butterfly bolt 14, the screw end of the second butterfly bolt 14 is arranged in the inner cavity of the cylindrical sleeve 6 and abutted against the outer wall of the rear end of the forceps handle of the first forceps body 1, the second butterfly bolt 14 is unscrewed in a rotating mode, the limit locking of the cylindrical sleeve 6 on the outer wall of the rear end of the forceps handle of the first forceps body 1 can be removed, the cylindrical sleeve 6 can slide along the outer wall of the rear end of the forceps handle of the first forceps body 1, and the position of the retaining ring 7 at the rear end of the forceps handle of the first forceps body 1 is adjusted.

Specifically, the outer wall of the rear end of the forceps handle of the second forceps body 2 is sleeved with a first silica gel sleeve 15, the outer side wall of the first silica gel sleeve 15 is provided with a plurality of groups of silica gel bumps 16, the outer wall of the ring of the second forceps body 2 is sleeved with a second silica gel sleeve 17, when a forceps holder uses a palm holding method for suturing, the middle finger and the ring finger of the forceps holder palm can be held on the outer wall of the first silica gel sleeve 15, the silica gel bumps 16 abut against the position between the two fingers, the ring finger and the little finger of the forceps holder palm abut against the surface of the second silica gel sleeve 17 on the outer wall of the ring of the second forceps body 2, and the first silica gel sleeve 15 and the second silica gel sleeve 17 can improve the comfort level of the forceps holder for holding the needle holder and prevent the fingers from sliding.

When the needle-holding forceps are used, if the grasping method is adopted to hold the needle-holding forceps, the forefinger of the palm of the forceps is inserted into the ring sleeve 10, the middle finger, the ring finger and the little finger of the palm of the forceps hold the rear end of the forceps handle of the second forceps body 2, the thumb of the palm of the forceps is inserted into the retaining ring 7, the thumb of the forceps can drive the retaining ring 7 to control the opening and closing of the forceps handle of the first forceps body 1 when the grasping method is used for suturing, and meanwhile, the retaining ring 7 can prevent the problem that the suturing error is caused when the thumb slides to separate from the forceps handle of the first forceps body 1. The first butterfly bolt 5 of the middle outer wall of the middle part of the clamp handle of the second clamp body 2 is rotationally adjusted, so that the screw end of the first butterfly bolt 5 can be spirally displaced towards the rod end of the first limiting rod 3 on the middle inner wall of the first clamp body 1 and is abutted against the rod end outer wall of the first limiting rod 3, the closure degree of the clamp ends of the first clamp body 1 and the second clamp body 2 is adjusted, the suture needles with different thicknesses can be clamped, meanwhile, the clamping force of the clamp ends of the first clamp body 1 and the second clamp body 2 cannot be influenced even if the clamp handle of the first clamp body 1 and the clamp handle of the second clamp body 2 bear large holding force, the design is reasonable, and the use 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (5)

1. The utility model provides a from locate mode needle-holding forceps, includes first pincers body (1), the second pincers body (2), first gag lever post (3), second gag lever post (4), first butterfly bolt (5), cylinder sleeve (6), buckle (7), first magnet (8) and second magnet (9), its characterized in that: the head end shaft lever of the first clamp body (1) is connected with the head end of the second clamp body (2), the inner wall of the middle part of the clamp handle of the first clamp body (1) is fixedly connected with a first limiting rod (3) and a first magnet (8), a cylindrical sleeve (6) is movably sleeved on the outer wall of the rear end of the forceps handle of the first forceps body (1), the outer wall of the cylindrical sleeve (6) is fixedly connected with a retaining ring (7), the inner wall of the middle part of the clamp handle of the second clamp body (2) is fixedly connected with a second limiting rod (4), the second limiting rod (4) is twisted with the first limiting rod (3), the outer wall of the rod head of the second limiting rod (4) is fixedly connected with a second magnet (9), the second magnet (9) and the first magnet (8) are magnetically attracted, the outer wall of the middle part of the clamp handle of the second clamp body (2) is in threaded connection with a first butterfly bolt (5), the screw end of the first butterfly bolt (5) is abutted against the outer wall of the rod head of the first limiting rod (3).

2. The self-positioning needle holder according to claim 1, wherein: the inner wall of the front end of the forceps handle of the first forceps body (1) is fixedly connected with a finger ring sleeve (10), and a rubber gasket (11) is fixedly bonded on the inner wall of the bottom end of the finger ring sleeve (10).

3. The self-positioning needle holder according to claim 1, wherein: the outer wall of the rear end of the clamp handle of the first clamp body (1) is provided with a sliding groove (12), the inner wall of the cylinder opening of the cylindrical sleeve (6) is provided with a limiting block (13), and the limiting block (13) of the inner wall of the cylinder opening of the cylindrical sleeve (6) is inserted into the sliding groove (12) of the outer wall of the rear end of the clamp handle of the first clamp body (1).

4. The self-positioning needle holder according to claim 1, wherein: the outer wall of the middle part of the cylindrical sleeve (6) is in threaded connection with a second butterfly bolt (14), and the screw end of the second butterfly bolt (14) is arranged in the inner cavity of the cylindrical sleeve (6) and is abutted against the outer wall of the rear end of the clamp handle of the first clamp body (1).

5. The self-positioning needle holder according to claim 1, wherein: the outer wall of the rear end of the forceps handle of the second forceps body (2) is sleeved with a first silica gel sleeve (15), the outer side wall of the first silica gel sleeve (15) is provided with a plurality of groups of silica gel protruding blocks (16), and the outer wall of the ring of the second forceps body (2) is sleeved with a second silica gel sleeve (17).

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