CN215228309U - Novel kirschner wire bending anti-slip large-head pliers - Google Patents

Abstract

A novel anti-slip large-head pliers for bending a Kirschner wire; comprises two clamp rods, a left movable rod and a right movable rod; the top of the clamp rod is provided with an insertion opening, the inner wall of the back part of an inner cavity of the insertion opening at the top of the clamp rod is provided with a threaded through hole, a small bolt penetrates through the central thread at the top of the front surface of the clamp rod, and the bottom of the clamp rod is fixedly connected with a connecting semi-ring; the top of the left movable rod body in the center is connected with a rotating shaft in a penetrating way; the utility model discloses a structural design between hollow post and the second movable clamp plate can drive second movable clamp plate and move about going on when enabling screw post front and back activity to make it can clip not unidimensional ke shi needle, thereby make this novel ke shi needle bend prevent that the pin pliers of skidding reach not only effectually prevent that the condition of buckling can appear when the pin pliers live the ke shi needle, can also carry out the purpose of adjusting according to the ke shi needle of different models simultaneously.

Description

Novel kirschner wire bending anti-slip large-head pliers

Technical Field

The utility model relates to a big head pincers technical field, concretely relates to novel anti-skidding major part pincers are bent to ke shi needle.

Background

An internal fixing material for orthopedics department is used for fixing short fracture or avulsion fracture and other fractures with low stress, and also used for fixing temporary fracture blocks in orthopedic surgery, the original specification of the internal fixing material is generally fixed at about twenty centimeters, and the diameters of the internal fixing material are different from 0.5 to 2 millimeters. The bone fracture fixation device is used for fixing short fractures or avulsion fractures and other fractures with low stress, and is also commonly used for fixing temporary fracture blocks in orthopedic operations. Due to wide application, the maximum diameter of the kirschner wire is gradually increased to 4 mm, the external fixing bracket is matched with an external fixing locking nail to fix emergent large fractures such as pelvic fracture, calcaneal fracture and the like, and the large-head forceps are forceps specially used for doctors to clamp the kirschner wire for medical treatment.

At present, the force of the existing large-head pliers needs to be adjusted by a doctor when the existing large-head pliers clamp a kirschner wire, and the problem that the large-head pliers clamp the kirschner wire when the force is too large is solved, so that the doctor needs to take extra care when using the kirschner wire clamped by the large-head pliers is solved.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides a novel big head pincers that prevent skidding are bent to ke shi needle, this design possesses not only the effectual circumstances that can appear buckling when preventing the big head clamp from living ke shi needle, the advantage that can also adjust according to the ke shi needle of different models simultaneously, current big head pincers have been solved and need the doctor to adjust the dynamics when cliping the ke shi needle, the big head clamp has bent ke shi needle when preventing hard too big, thereby lead to the doctor to use the problem that needs the outer carelessness when the ke shi needle that is cliped by big head pincers.

The utility model relates to a novel anti-slip large-head pliers for bending a Kirschner wire, which comprises two pliers rods, a left movable rod and a right movable rod; the top of the clamp rod is provided with an insertion opening, the inner wall of the back part of an inner cavity of the insertion opening at the top of the clamp rod is provided with a threaded through hole, a small bolt penetrates through the central thread at the top of the front surface of the clamp rod, and the bottom of the clamp rod is fixedly connected with a connecting semi-ring; the top of the left movable rod body in the center is in through connection with a rotating shaft, and the back of the rotating shaft body is rotatably sleeved with a right movable rod; the front at right side movable rod top and the first movable clamp plate of the equal fixedly connected with in the back at left side movable rod top, one side threaded connection that first movable clamp plate body is close to central authorities has the screw thread post, and one side that first movable clamp plate was kept away from to the screw thread post is rotated and has been cup jointed hollow post, and one side fixedly connected with second movable clamp plate that the screw thread post was kept away from to hollow post.

As a further improvement, the arc groove is arranged on one side of the first movable clamping plate and the second movable clamping plate which are close to each other, and the rubber patch is fixed and laminated on one side of the arc groove of the first movable clamping plate and the second movable clamping plate which are close to each other.

Through the design of the technical scheme, the needle head bending device is beneficial to effectively preventing the first movable clamping plate and the second movable clamping plate from clamping the needle head.

As a further improvement, the bottom fixedly connected with hinge of the ring body of the connecting semi-ring, one side fixedly connected with rotating semi-ring of the connecting semi-ring is kept away from by the hinge.

Through the design of the technical scheme, the adjustment of a doctor who conveniently fingers is facilitated.

As a further improvement, the left movable rod and the bottom of the right movable rod are fixedly connected with the plug block, and the positive shape and the size of the plug block and the positive shape and the size of the front top socket of the clamping bar are matched.

Through the design of the technical scheme, the forceps rod with different lengths can be conveniently replaced by a doctor according to the needs.

As a further improvement, the center of the plug block body is provided with a round hole, the positive diameter of the round hole is matched with the positive diameter of the small bolt, and the bottom of the small bolt rod body runs through the round hole on the plug block and is connected with the thread through hole through the thread.

Through the design of the technical scheme, the clamp rod after replacement can be connected with the left movable rod and the right movable rod.

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

the utility model discloses a structural design between left side movable rod and pivot and the right side movable rod, thereby enable left side movable rod and right side movable rod and can use the pivot to carry out the rotation each other as the centre of a circle and clip the kirschner wire, and according to the structural design between first movable clamp and screw thread post and the hollow post, can drive hollow post when enabling the screw thread post to rotate and carry out the back-and-forth movement on first movable clamp, simultaneously through the structural design between hollow post and the second movable clamp, can drive second movable clamp and carry out the front-and-back movement when enabling the screw thread post front-and-back movement, thereby make it carry not unidimensional kirschner wire, and according to the arc recess of seting up on first movable clamp and the second movable clamp and the structural design of rubber tiling, can reduce the injury that causes it when enabling left side movable rod and right side movable rod to clip the kirschner wire, thereby make this novel kirschner wire bend prevent that the pincer wire skidded pincers reach not only effectually to prevent that the tacked pincer wire and clip the kirschner wire The condition of buckling can appear during the shi needle, can also carry out the purpose of adjusting according to the ke shi needle of different models simultaneously.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the front overall structure of the present invention;

FIG. 2 is a schematic view of the top view of the second movable clamp plate and the first movable clamp plate of the present invention;

FIG. 3 is a front view of the clamp bar of the present invention;

FIG. 4 is a schematic top sectional view of the clamp bar of the present invention;

fig. 5 is the front structure schematic diagram of the right movable rod and the left movable rod of the present invention.

In the figure: 1. a clamp lever; 2. a small bolt; 3. a left movable bar; 4. a right movable rod; 5. a rotating shaft; 6. a first movable splint; 7. a second movable splint; 8. connecting the half rings; 9. hinge; 10. rotating the semi-ring; 11. a threaded through hole; 12. an insertion block; 13. sticking a rubber block; 14. a hollow column; 15. a threaded post.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-5, the novel kirschner wire bending anti-slip big-head forceps of the present invention includes two forceps rods 1, a left movable rod 3 and a right movable rod 4; the top of the clamp rod 1 is provided with an insertion opening, the inner wall of the back of an inner cavity of the insertion opening at the top of the clamp rod 1 is provided with a threaded through hole 11, a small bolt 2 penetrates through the central thread at the top of the front surface of the clamp rod 1, and the bottom of the clamp rod 1 is fixedly connected with a connecting semi-ring 8; the top of the rod body of the left movable rod 3 in the center is in through connection with a rotating shaft 5, and the back of the shaft body of the rotating shaft 5 is rotatably sleeved with a right movable rod 4; the front at 4 tops of right side movable rod and the first movable clamp plate 6 of the equal fixedly connected with in the back at 3 tops of left side movable rod, 6 plate bodies of first movable clamp plate have screw thread post 15 near one side threaded connection of central authorities, and screw thread post 15 is kept away from one side of first movable clamp plate 6 and is rotated and has been cup jointed hollow post 14, and one side fixedly connected with second movable clamp plate 7 of screw thread post 15 is kept away from to hollow post 14.

Referring to fig. 2, the arc-shaped grooves are formed on the sides of the first movable clamping plate 6 and the second movable clamping plate 7 close to each other, and the rubber sticking blocks 13 are fixedly stuck on the sides of the first movable clamping plate 6 and the second movable clamping plate 7 close to each other.

Referring to fig. 3, the hinge 9 is fixedly connected to the bottom of the body of the connecting half ring 8, and the rotating half ring 10 is fixedly connected to the side of the hinge 9 away from the connecting half ring 8.

Referring to fig. 3-5, the bottoms of the left movable rod 3 and the right movable rod 4 are both fixedly connected with an insertion block 12, the shape and size of the front surface of the insertion block 12 are matched with the shape and size of the front surface of the top socket of the forceps rod 1, and the design is beneficial to facilitating the replacement of the forceps rod 1 with different lengths by a doctor as required. The round hole has been seted up at the central authorities of the 12 body of grafting piece, and the positive diameter of this round hole agrees with mutually with the positive diameter of small bolt 2, and the bottom of the 2 poles of small bolt body run through on grafting piece 12 round hole and with threaded through hole 11 between threaded connection, this design is favorable to connecting together the tong pole 1 after can changing with left side movable rod 3 and right side movable rod 4.

Using the utility model discloses the time, the staff can be earlier as required with the tong pole 1 of suitable length, and insert the socket at tong pole 1 top with the plug-in block 12 of left side movable rod 3 and 4 bottoms on the right side movable rod, and insert small-size bolt 2 on tong pole 1 and link up round hole and the 11 threaded connection of screw through hole in the plug-in block 12, the staff will observe the size and the specification of the syringe needle that needs to use this moment, and rotate screw post 15 and make its rotation, the activity is gone forward and backward in going up of first movable clamp plate 6 again, thereby it can and the size and the specification looks adaptation of syringe needle to drive the second movable clamp plate 7 of being connected around the activity make distance between first movable clamp plate 6 and the second movable clamp plate 7, put the syringe needle between two left side movable rods 3 and right side movable rod 4 this moment, and it can to rotate tong pole 1 and make it carry the syringe needle.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (5)

1. The utility model provides a novel ke shi needle is bent and is prevented big head pincers that skid which characterized in that: comprises two clamp rods (1), a left movable rod (3) and a right movable rod (4);

the clamp comprises a clamp rod (1), wherein a socket is formed in the top of the clamp rod (1), a threaded through hole (11) is formed in the inner wall of the back of an inner cavity of the socket at the top of the clamp rod (1), a small bolt (2) penetrates through the central thread at the top of the front face of the clamp rod (1), and a connecting semi-ring (8) is fixedly connected to the bottom of the clamp rod (1);

the top of the rod body of the left movable rod (3) in the center is connected with a rotating shaft (5) in a penetrating way, and the back of the shaft body of the rotating shaft (5) is rotatably sleeved with a right movable rod (4);

right side movable rod (4), the front at right side movable rod (4) top and the first movable clamp plate (6) of the equal fixedly connected with in the back at left side movable rod (3) top, one side threaded connection that first movable clamp plate (6) board body is close to central authorities has screw thread post (15), one side that first movable clamp plate (6) were kept away from in screw thread post (15) is rotated and has been cup jointed hollow post (14), one side fixedly connected with second movable clamp plate (7) of screw thread post (15) are kept away from in hollow post (14).

2. The novel kirschner wire bending anti-slip big-head pliers as claimed in claim 1, wherein: the arc-shaped groove is formed in one side, close to each other, of the plate body of the first movable clamping plate (6) and the second movable clamping plate (7), and the rubber sticking block (13) is fixedly attached to one side, close to each other, of the arc-shaped groove of the first movable clamping plate (6) and the second movable clamping plate (7).

3. The novel kirschner wire bending anti-slip big-head pliers as claimed in claim 1, wherein: the bottom of the connecting semi-ring body (8) is fixedly connected with a hinge (9), and one side of the hinge (9) far away from the connecting semi-ring (8) is fixedly connected with a rotating semi-ring (10).

4. The novel kirschner wire bending anti-slip big-head pliers as claimed in claim 1, wherein: the bottom of the left movable rod (3) and the bottom of the right movable rod (4) are fixedly connected with an insertion block (12), and the shape and the size of the front surface of the insertion block (12) are matched with the shape and the size of the front surface top socket of the clamp rod (1).

5. The novel kirschner wire bending anti-slip big-head pliers as claimed in claim 4, wherein: a round hole is formed in the center of the body of the inserting block (12), the diameter of the front face of the round hole is matched with the diameter of the front face of the small bolt (2), and the bottom of the rod body of the small bolt (2) penetrates through the round hole in the inserting block (12) and is in threaded connection with the threaded through hole (11).

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