CN212281575U

CN212281575U - Cartridge clip type bone traction bow

Info

Publication number: CN212281575U
Application number: CN202020333596.8U
Authority: CN
Inventors: 姚峰; 朱伦庆; 甄允方
Original assignee: Affiliated Childrens Hospital of Soochow University
Current assignee: Affiliated Childrens Hospital of Soochow University
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2021-01-05
Anticipated expiration: 2030-03-17

Abstract

The utility model belongs to the field of bone traction instruments, in particular to a cartridge clip type bone traction bow, which comprises a traction body, a pull support arm and a forceps holder body, wherein the traction body is provided with a first upper support arm and a second upper support arm, the end parts of the first upper support arm and the second upper support arm are movably connected through a rotating shaft, the end parts of the other ends of the first upper support arm and the second upper support arm are movably connected with the pull support arm, and the two pull support arms are distributed in a splayed shape; the pull supporting arms comprise supporting sections and mounting sections which are connected up and down, supporting plates are movably connected between the supporting sections of the two pull supporting arms through rotating shafts, and the lower ends of the mounting sections are provided with clamping bodies. The utility model discloses compare in the screw fixation has the better advantage of stability, adopt the pincers clamp to carry out the centre gripping to the bone traction needle fixed to stretch to the drawing of bone traction needle through the cooperation between the traction body, the drawing arm, the cooperation of the accessible traction body, backup pad makes the traction bow to strut to both sides moreover, but the distance relative regulation, convenient to use.

Description

Cartridge clip type bone traction bow

Technical Field

The utility model relates to a bone traction apparatus technical field specifically is a cartridge clip formula bone traction bow.

Background

Bone traction, also known as direct traction, is a common technique for treating bone fracture. During operation, the Kirschner wire is used to penetrate through the bone of a corresponding treatment part, the lantern rings at two ends of the bow body of the bone traction bow are sleeved and hung at two ends of the Kirschner wire penetrating through the bone, the Kirschner wire is driven by lifting the bone traction bow, so that traction force directly passes through the bone to reach an injured part, and the effects of resetting and fixing the fracture and resting soft tissues are achieved. It has the advantages of bearing larger traction weight, having smaller resistance, effectively overcoming muscle tension, correcting deformity caused by fracture overlapping or joint dislocation, and the like.

The existing bone traction bow has the following disadvantages: 1. the operation steps are complicated when the traction bow is fixed; 2. the screws fixed on the screw rod are easy to deform; 3. the weight is large, the structure is complex, and the follow-up maintenance or maintenance process is difficult; 4. the bone traction bow is difficult to prop to two sides in the fixing process, and the distance is fixed, so that the use is inconvenient; 5. pressure sores are easily formed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cartridge clip formula bone traction bow 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 cartridge clip type bone traction bow comprises a traction body, pull support arms and a forceps holder body, wherein the traction body is provided with a first upper support arm and a second upper support arm, the end parts of the first upper support arm and the second upper support arm are movably connected through a rotating shaft, the end parts of the other ends of the first upper support arm and the second upper support arm are movably connected with the pull support arms, and the two pull support arms are distributed in a splayed shape; the pull supporting arms comprise supporting sections and mounting sections which are connected up and down, supporting plates are movably connected between the supporting sections of the two pull supporting arms through rotating shafts, and the lower ends of the mounting sections are provided with clamping bodies; the forceps holder body comprises an upper forceps arm, a lower forceps arm and a forceps head, the lower forceps arm is connected with the lower end of the mounting section, and the upper forceps arm is hinged to one end, far away from the mounting section, of the lower forceps arm through a hinge.

Preferably, the bottom end parts of the upper forceps arm and the lower forceps arm are respectively provided with a forceps head, the forceps heads are used for clamping and fixing the bone traction needle, and the inner sides of the forceps heads are provided with clamping lines.

Preferably, the upper tong arm and the lower tong arm are respectively provided with a first biting tooth and a second biting tooth, the first biting tooth and the second biting tooth are matched when the upper tong arm rotates, and the first biting tooth and the second biting tooth enable stable clamping when the bone traction needle is clamped and have the advantage of firm positioning.

Preferably, the first teeth and the second teeth are saw-toothed or wavy.

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

the utility model discloses convenient operation, safe and reliable, operating procedure is simple when pulling, compares in addition and has the better advantage of stability in screw fixation, adopts the pincers clamp to carry out the centre gripping to the bone traction needle fixed to stretch the drawing of bone traction needle through the cooperation between the traction body, the draw arm, the cooperation of the accessible traction body, backup pad makes the traction bow strut to both sides moreover, but the distance relative regulation, convenient to use.

Drawings

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

fig. 2 is a schematic structural view of the forceps holder of the present invention.

In the figure: 1. a first upper support arm; 2. a second upper support arm; 3. pulling the supporting arm; 31. a support section; 32. an installation section; 4. a support plate; 5. a clamping body; 51. an upper tong arm; 52. a lower jawarm; 53. a binding clip; 531. clamping lines; 54. biting teeth I; 55. and a second tooth biting.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a cartridge clip type bone traction bow comprises a traction body, a pull support arm 3 and a forceps holder body 5, wherein the traction body is provided with a first upper support arm 1 and a second upper support arm 2, the end parts of the first upper support arm 1 and the second upper support arm 2 are movably connected through a rotating shaft, the other end parts of the first upper support arm 1 and the second upper support arm 2 are movably connected with the pull support arm 3, and the two pull support arms 3 are distributed in a splayed shape; the pull supporting arms 3 comprise a supporting section 31 and a mounting section 32 which are connected up and down, a supporting plate 4 is movably connected between the supporting sections 31 of the two pull supporting arms 3 through a rotating shaft, and the lower end of the mounting section 32 is provided with a clamping body 5; the clamp body 5 comprises an upper clamp arm 51, a lower clamp arm 52 and a clamp head 53, the lower clamp arm 52 is connected with the lower end of the mounting section 32, and the upper clamp arm 51 is hinged to one end, far away from the mounting section 32, of the lower clamp arm 52 through a hinge.

In this embodiment, the bottom ends of the upper and

lower forceps arms

51 and 52 are respectively provided with a forceps head 53, the forceps head 53 is used for clamping and fixing the bone traction needle, and the inner side of the forceps head 53 is provided with a clamping line 531.

In this embodiment, the upper forceps arm 51 and the lower forceps arm 52 are respectively provided with a first biting tooth 54 and a second biting tooth 55, and the first biting tooth 54 and the second biting tooth 55 are mutually matched when the upper forceps arm 51 rotates, and the first biting tooth 54 and the second biting tooth 55 enable stable clamping when clamping a bone traction needle and have the advantage of firm positioning.

In the present embodiment, the first teeth 54 and the second teeth 55 are saw-toothed or wavy.

In this embodiment, the utility model discloses a bone traction bow is medical stainless steel, and the corrosion resistance is strong, durable, and pollution-free to the environment.

The utility model has the advantages of convenient operation, safety and reliability, simple operation steps during traction, and better stability compared with screw fixation; during traction, traction operation is finished in an operating room, a treatment room or a bed head, the inlet and outlet points of a traction needle are selected and marked, a sterile surgical towel is locally sterilized and paved, the traction needle is drilled from one side of a bone to the other side of the bone through skin and subcutaneous tissues and penetrates out of the skin, the traction needle is adjusted to enable the bone to be optimal in the central position of the traction needle, and the traction needle opening is bound by a sterile dressing and a bandage; through pulling at the body of pulling the lasso, make the body of pulling drive two and draw the relative operation of arm 3, adjust the distance between two pull arms 3 through the cooperation between the body of pulling, backup pad 4, it is fixed to carry out the centre gripping to the bone traction needle through the last tong arm 51 of adjusting tong clamp 5, still make the bow of pulling open to both sides through the cooperation of the body of pulling, backup pad 4 after fixed moreover, straightens the bone traction needle, but the distance relative regulation, convenient to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The cartridge clip type bone traction bow is characterized by comprising a traction body, a pull support arm (3) and a forceps holder body (5), wherein the traction body is provided with a first upper support arm (1) and a second upper support arm (2), the end parts of the first upper support arm (1) and the second upper support arm (2) are movably connected through a rotating shaft, the other end parts of the first upper support arm (1) and the second upper support arm (2) are movably connected with the pull support arm (3), and the two pull support arms (3) are distributed in a splayed shape; the pull supporting arms (3) comprise supporting sections (31) and mounting sections (32) which are connected up and down, supporting plates (4) are movably connected between the supporting sections (31) of the two pull supporting arms (3) through rotating shafts, and the lower ends of the mounting sections (32) are provided with clamping bodies (5); the clamp body (5) comprises an upper clamp arm (51), a lower clamp arm (52) and a clamp head (53), the lower clamp arm (52) is connected with the lower end of the mounting section (32), and the end, far away from the mounting section (32), of the lower clamp arm (52) is hinged with the upper clamp arm (51) through a hinge.

2. The clip-on bone distraction bow of claim 1, wherein: the bottom ends of the upper forceps arm (51) and the lower forceps arm (52) are respectively provided with a forceps head (53), the forceps heads (53) are used for clamping and fixing the bone traction needle, and the inner side of each forceps head (53) is provided with clamping lines (531).

3. The clip-on bone distraction bow of claim 2, wherein: the upper tong arm (51) and the lower tong arm (52) are respectively provided with a first biting tooth (54) and a second biting tooth (55), and the first biting tooth (54) and the second biting tooth (55) are matched with each other when the upper tong arm (51) rotates.

4. The clip-on bone distraction bow of claim 3, wherein: the first biting teeth (54) and the second biting teeth (55) are in a sawtooth shape or a wavy shape.