CN217244755U - Point type reduction forceps for assisting fracture reduction in orthopedic surgery - Google Patents

Abstract

The utility model discloses a point type pincers that reset that help fracture resets for among bone surgery belongs to pincers technical field that reset. The utility model provides a point type pincers that reset for help fracture resets among bone surgery, includes first support arm and second support arm, first support arm passes through the connecting piece with the second support arm and rotates to be connected, the top of first support arm is provided with the third support arm, the other end of third support arm is provided with first colluding bone portion, the first support arm outside with the contained angle scope that the third support arm outside formed is 90-120 degrees, the top of second support arm with the top of first colluding bone portion is located same horizontal line, first colluding bone portion is the crotch, the crotch top of first colluding bone portion is inboard. The utility model discloses can be under the condition of not enlarging the incision or doing the incision in addition light place to the broken bone end and collude the card bone arm in the operation, and make the fracture control more easily and reset, make the operation time shorten, reduce the wound.

Description

Point type reduction forceps for assisting fracture reduction in orthopedic surgery

Technical Field

The utility model relates to a pincers technical field that resets especially relates to a point type pincers that reset that help fracture resets for among bone surgery.

Background

A point type reduction forceps is an operation tool commonly used in fracture incision reduction and fixation operations, and can provide temporary fixation for operations of fractures such as a tibial plateau, a distal femoral intercondylar and the like so as to implant subsequent fixtures such as screws, steel plates and the like. In addition, it can also provide the required pressure to reduce the fracture by locking with a self-locking device during reduction.

When an incision of an operation approach is positioned on the side of a fracture or a fracture part is deep (tissues around the fracture are more at the moment), the reduction forceps are inconvenient to place, the incision is often required to be enlarged or other incisions are made additionally to place the reduction forceps, the wound of a wounded person is increased, and the complexity of the operation is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the reduction forceps are not convenient to put in and need to enlarge or increase the incision in the prior art, and providing the point type reduction forceps for helping the reduction of the fracture in the orthopedic operation.

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

the utility model provides a point type pincers that reset for helping fracture resets among bone surgery, includes first support arm and second support arm, first support arm passes through the connecting piece with the second support arm and rotates to be connected, the top of first support arm is provided with the third support arm, the other end of third support arm is provided with first colluding bone portion.

Preferably, the included angle formed between the outer side of the first support arm and the outer side of the third support arm ranges from 90 degrees to 120 degrees.

Preferably, the top end of the second support arm and the top end of the first colluding bone part are located on the same horizontal line.

Preferably, the first bone hooking part is a hook, and the top end of the hook of the first bone hooking part faces the inner side.

Preferably, the top end of the second support arm is provided with a second bone hooking part.

Preferably, the top end of the second hook bone part and the top end of the first hook bone part are positioned on the same horizontal line.

Preferably, the second colludes bone portion and is the crotch, the crotch top of second colluding bone portion is towards the inboard.

Preferably, the connecting piece is a connecting nail or a connecting bolt.

Preferably, the inner sides of the first support arm and the second support arm are provided with locking devices, the locking devices are two ratchet bars which are arranged oppositely, and the two ratchet bars are respectively arranged on the inner side walls of the first support arm and the second support arm.

Preferably, the bottom ends of the first support arm and the second support arm are provided with finger rings.

Compared with the prior art, the utility model provides a point type pincers that reset that help fracture resets for among bone surgery possesses following beneficial effect:

1. the utility model discloses, through the third support arm that sets up the extension on the top of second support arm, set up first colluding bone portion on the top of third support arm, when the operation, can put into first colluding bone portion and third support arm via less incision, the third support arm is put into the back and is being pasted bone arm and reachs the position of making, first colluding bone portion and colluding the card bone arm, make can be under the condition of not enlarging the incision or doing the notched in addition in the operation, light place to the broken bone end and collude the card bone arm, and make the fracture control more easily and reset, make the operation time shorten, reduce the wound.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can be under the condition that does not enlarge the incision or do the incision in addition in the operation, light placing to the broken end of bone and colluding the card bone arm, and make the fracture control more easily and reset, make the operation time shorten, reduce the wound.

Drawings

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

FIG. 2 is a second schematic structural view of the present invention;

fig. 3 is a third schematic structural view of the present invention;

FIG. 4 is a first schematic view illustrating a usage status of the present invention;

FIG. 5 is a second schematic view illustrating the usage status of the present invention;

fig. 6 is a third schematic view of the usage state of the present invention.

In the figure: 1. a first support arm; 2. a second support arm; 3. a connecting member; 4. a third support arm; 5. a first bone hooking portion; 6. a second hook bone part; 7. a locking device; 8. a finger ring.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1, a point type reduction forceps for assisting fracture reduction in orthopedic surgery comprises a first support arm 1 and a second support arm 2, wherein the first support arm 1 and the second support arm 2 are rotatably connected through a connecting piece 3; the connecting piece 3 is a connecting nail or a connecting bolt; the first support arm 1 and the second support arm 2 rotate by taking the axis of the connecting piece 3 as the center of a circle; the top end of the first support arm 1 is provided with a third support arm 4, and the other end of the third support arm 4 is provided with a first bone hooking part 5; the third support arm 4 is fixedly connected with the top end of the first support arm 1 and extends to one side far away from the reduction forceps body; the included angle formed by the outer side of the first support arm 1 and the outer side of the third support arm 4 ranges from 90 degrees to 120 degrees; setting an included angle range of 90-120 degrees, so that the front end of the third support arm 4 is inclined forwards and extends out, and selecting different angles to fit the radian of the bone arms of different bones of a human body; meanwhile, the bone arm can be hooked and clamped conveniently after the bone arm is placed into a human body; the top end of the second support arm 2 and the top end of the first bone hooking part 5 are positioned on the same horizontal line; the positions of the top end of the second support arm 2 and the top end of the first hook bone part 5 after being placed are convenient to determine, so that accurate positioning is realized, and meanwhile, the application point of clamping force is convenient to stably control; the first bone hooking part 5 is a hook, and the top end of the hook of the first bone hooking part 5 faces the inner side; the curved design of the hook fits the bone arm.

Referring to fig. 2, a second hook portion 6 is disposed at the top end of the second arm 2; the second bone hooking part 6 is a hook, and the top end of the hook of the second bone hooking part 6 faces the inner side; the top end of the second bone hooking part 6 and the top end of the first bone hooking part 5 are positioned on the same horizontal line; set up the second through the top at second support arm 2 and collude bone portion 6, the collocation is first colludes bone portion 5, and two side crotch sets up, and the top is inboard towards, is more convenient for collude the card bone arm.

Referring to fig. 3, the locking devices 7 are disposed on the inner sides of the first support arm 1 and the second support arm 2, the locking devices 7 are two opposite ratchet bars, and the two ratchet bars are disposed on the inner side walls of the first support arm 1 and the second support arm 2, respectively; the locking device 7 can be locked and clamped by the reset clamp after hooking and clamping the bone arm, and the manual continuous hand-holding force is not needed; the bottom ends of the first support arm 1 and the second support arm 2 are provided with finger rings 8, so that the hand-held device can be conveniently placed in the finger rings for control.

In the concrete use, the size of reduction forceps, the length and the size of third support arm 4, first colluding bone portion 5, the contained angle of first support arm 1 and third support arm 4 adjusts the setting according to the thickness structure of bone in the implementation environment, and third support arm 4, first colluding bone portion 5 increase gradually along with the increase of reduction forceps size.

The use state one:

please refer to fig. 4, which is a background of the supracondylar fracture of femur; in the operation, because the tissue of the femoral end is more, the side incision of the skin is more damaged by adopting the conventional reduction forceps, and the muscle or nerve is easily damaged; after the pincers that reset that this scheme of adoption provided, single less incision can be put into.

And the second use state:

please refer to fig. 5, which is a background of "intertrochanteric fracture surgery"; in the operation, an outer incision is adopted, and the outer supporting belt needs to be cut open and turned inwards to facilitate the placement of reduction forceps in the conventional approach; after the reduction forceps provided by the scheme are adopted, the first bone hooking part 5 and the second bone hooking part 6 can be placed into the reduction forceps only through a conventional external incision.

And the use state three:

please refer to fig. 6, which is a background of "bone fracture surgery"; in the operation, the two sides of the bone arm are clamped in the inclined direction, and a long inclined incision or two incisions are needed by adopting a conventional reduction forceps; after the pincers that reset that this scheme of adoption provided, adopt single less incision, no matter slope or level, perpendicular setting all can, can collude bone portion 5 with the first and put into and collude the card bone arm.

The utility model discloses in, set up the third support arm 4 that extends on the top of second support arm 2, set up first colluding bone portion 5 on the top of third support arm 4, when the operation, can put into first colluding bone portion 5 and third support arm 4 via less incision, third support arm 4 is pasted the bone arm after putting into and is reachd the position of making, first colluding bone portion and colluding the card bone arm, make can be in the operation under not enlarging the incision or doing the notched condition in addition light place to the broken bone end and collude the card bone arm, and make the fracture control more easily and reset, make the operation time shorten, reduce the wound.

The above, only be the concrete implementation 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 is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (10)

1. The point type reduction forceps for assisting fracture reduction in orthopedic surgery is characterized by comprising a first support arm (1) and a second support arm (2), wherein the first support arm (1) is rotatably connected with the second support arm (2) through a connecting piece (3), a third support arm (4) is arranged at the top end of the first support arm (1), and a first bone hooking portion (5) is arranged at the other end of the third support arm (4).

2. The point reduction forceps for assisting in bone fracture reduction in orthopedic surgery of claim 1, characterized in that the outer side of the first arm (1) forms an included angle with the outer side of the third arm (4) in the range of 90-120 degrees.

3. The point reduction forceps for assisting in bone fracture reduction in orthopedic surgery according to claim 1, characterized in that the top end of the second arm (2) and the top end of the first colluding portion (5) are located at the same horizontal line.

4. The point reduction forceps for bone fracture reduction assistance in orthopedic surgery according to claim 1, characterized in that the first colluding portion (5) is a hook, and the hook tip of the first colluding portion (5) faces inwards.

5. The point reduction forceps for assisting in bone fracture reduction in orthopedic surgery of claim 1, characterized in that the top end of the second arm (2) is provided with a second bone hooking portion (6).

6. A point reduction forceps for assisting the reduction of bone fractures in orthopaedic surgery according to claim 5, characterised in that the top end of the second colluding portion (6) is located at the same horizontal line as the top end of the first colluding portion (5).

7. A point reduction forceps for assisting the reduction of bone fractures in orthopedic surgery according to claim 5, characterized in that the second colluding portion (6) is a hook, the hook tip of the second colluding portion (6) faces inwards.

8. The point reduction forceps for assisting in the reduction of bone fractures in orthopedic surgery according to claim 1, characterized in that the connecting piece (3) is a connecting nail or a connecting bolt.

9. The point-type reduction forceps for bone fracture reduction in orthopedic surgery is characterized in that the inner sides of the first arm (1) and the second arm (2) are provided with locking devices (7), the locking devices (7) are two opposite ratchet bars, and the two ratchet bars are respectively arranged on the inner side walls of the first arm (1) and the second arm (2).

10. The point reduction forceps for assisting in bone fracture reduction in orthopedic surgery of claim 1, characterized in that the bottom ends of the first arm (1) and the second arm (2) are provided with finger rings (8).

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