CN210408582U

CN210408582U - Novel orthopedics target pressurization pincers that reset

Info

Publication number: CN210408582U
Application number: CN201920932843.3U
Authority: CN
Inventors: 夏小鹏
Original assignee: Nantong Hospital Of Traditional Chinese Medicine
Current assignee: Nantong Hospital Of Traditional Chinese Medicine
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-04-28
Anticipated expiration: 2029-06-20

Abstract

The utility model provides a novel orthopedic targeting pressurizing reduction forceps, which comprises a first forceps body and a second forceps body which are mutually hinged; the first clamp body comprises a first handheld part, a first clamp arm and a positioning block which are fixed with each other and fixedly connected with each other in sequence from bottom to top; the second clamp body comprises a second handheld part, a second clamp arm and a guide clamping block which are fixedly connected with each other in sequence from bottom to top; the first clamp arm is hinged with the middle position of the second clamp arm; the positioning block is provided with a plurality of positioning salient points and a positioning hole arranged at the central position of the positioning block; the guide clamping block comprises a plurality of positioning salient points and a guide pipe arranged in the middle of the guide clamping block, and the guide clamping block is connected with the guide pipe through internal and external threads; the guide tube is provided with a through hole for the Kirschner wire to pass through along the axial direction. The utility model discloses a novel orthopedics target pressurization pincers that reset realizes that the kirschner wire squeezes into when the fracture region, and the accuracy of position and angle has improved the efficiency of operation greatly, has reduced the repeated secondary damage who squeezes into the cause of kirschner wire.

Description

Novel orthopedics target pressurization pincers that reset

Technical Field

The utility model belongs to the technical field of fracture operation auxiliary assembly, concretely relates to novel orthopedics target pressurization pincers that reset.

Background

Fracture refers to a disease of partial or complete fracture of bone due to trauma or pathology, when treating fracture, the broken end of the displaced bone after fracture is usually restored to normal or close to the original normal position, after fracture reduction, the bone is easy to be displaced again because of its instability, so it should be fixed on the satisfied position by different methods to heal gradually, and the fixing method includes external fixation and internal fixation.

The kirschner wire fixation is a common internal fixation method, the kirschner wire fixation is usually adopted for some unstable fractures, and the clinical kirschner wire fixation effect is better for short bones, irregular bones, adjacent joint fracture fixation and trans-joint fixation.

When fixing the kirschner wire, at first need install the one end of kirschner wire on the electric drill, then open the electric drill, squeeze into the skeleton that needs to be fixed with the kirschner wire, the kirschner wire need squeeze into according to predetermined angle and position accuracy, in operation process, the handheld electric drill of doctor in case takes place the shake, the angle and the position of causing to squeeze into are inaccurate, at this moment the kirschner wire just needs to be pulled out, squeeze into again, an operation often need squeeze into many times, the damage has aggravated in the intangible, secondary damage has been caused, further the blood supply has been destroyed, the operation time has been prolonged, and then treatment effect has been influenced, angle and position at the process of squeezing into the kirschner wire are difficult to master, so the disposable success rate of kirschner wire fixation operation is lower, cause the secondary injury in the fracture operation, therefore, an urgent need for a kirschner wire targeting positioning device to.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a novel orthopedics target pressurization pincers that reset to solve the problem that proposes in the background art.

In order to solve the above technical problems, an embodiment of the present invention provides a novel orthopedic targeted compression reduction forceps, which includes a first forceps body and a second forceps body hinged to each other; the clamp is characterized in that the first clamp body comprises a first handheld part, a first clamp arm and a positioning block which are fixed with each other and fixedly connected in sequence from bottom to top; the second clamp body comprises a second handheld part, a second clamp arm and a guide clamping block which are fixedly connected with each other in sequence from bottom to top; the first clamp arm is hinged with the middle position of the second clamp arm; the positioning block is provided with a plurality of positioning salient points and a positioning hole arranged at the central position of the positioning block; the guide clamping block comprises a plurality of positioning salient points and a guide pipe arranged in the middle of the guide clamping block, a threaded hole is formed in the middle of the guide clamping block, external threads are arranged at the joint of the guide pipe and the guide clamping block, and the guide clamping block is connected with the guide pipe through the internal threads and the external threads; the guide tube is provided with a through hole for the Kirschner wire to pass through along the axial direction.

Furthermore, a locking mechanism is arranged on the opposite inner side of the joint of the first forceps arm and the first holding part and the joint of the second forceps arm and the second holding part.

The locking mechanism is of an extension tooth structure, a connecting piece with clamping teeth is arranged at the joint of the first clamp arm and the first handheld portion, a connecting end which is matched with the connecting piece and is provided with the clamping teeth is arranged at the joint of the second clamp arm and the second handheld portion, and the clamping teeth of the connecting end are clamped on the connecting piece and can move along the connecting piece.

Further, the height of the positioning salient point is 1 mm.

Furthermore, a circular contact surface is arranged on the positioning salient point, and the diameter of the circular contact surface is 3-4 mm.

Further, the first handheld portion and the second handheld portion can be in the shape of a handle or a handheld ring.

Furthermore, the first clamp arm and the second clamp arm are both arranged in an arc shape above the hinge point.

Furthermore, the number of the positioning salient points on the positioning block is equal to that of the positioning salient points at the upper end of the guide clamping block, and the number of the positioning salient points is 3, and the positioning salient points are arranged on the positioning block or the guide clamping block in an equilateral triangle shape.

Furthermore, the first handheld portion and the second handheld portion are provided with anti-skid lines.

Further, the length of the guide pipe is 4cm, and the diameter of the through hole in the guide pipe is any one of 1mm, 1.5mm, 2mm, 2.5mm and 3 mm.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows: the utility model discloses a pair of novel orthopedic targeting compression reduction forceps, which comprises a first forceps body and a second forceps body, wherein the first forceps body comprises a first handheld part, a first forceps arm and a positioning block which are mutually fixed and are fixedly connected in sequence from bottom to top; the second clamp body comprises a second handheld part, a second clamp arm and a guide clamping block which are fixedly connected with each other in sequence from bottom to top; the positioning block is provided with a plurality of positioning salient points and a positioning hole arranged at the central position of the positioning block; the guide clamping block comprises a plurality of positioning salient points and a guide pipe arranged in the middle of the guide clamping block; the guide tube is provided with a through hole for the Kirschner wire to pass through along the axial direction, the positioning block and the guide clamping block of the pressurizing reduction forceps are clamped in the area needing to be driven into the Kirschner wire, the Kirschner wire is guided into the guide tube and passes through the fracture area, and the positioning hole of the positioning block is used for play of accurate positioning, so that when the Kirschner wire is driven into the fracture area, the accuracy of the position and the angle is improved greatly, the operation efficiency is improved, and the secondary damage caused by repeated driving of the Kirschner wire is reduced.

Drawings

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

fig. 2 is a schematic structural diagram of the positioning block of the present invention;

fig. 3 is a schematic structural view of the guiding and clamping block of the present invention;

fig. 4 is a schematic structural diagram of a locking mechanism of the present invention;

fig. 5 is a schematic structural view of the middle guide tube of the present invention.

Description of reference numerals: 1. a first caliper body; 11. a first hand-held section; 12. a first clamp arm; 13. positioning blocks; 2. a second caliper body; 21. a second hand-held section; 22. a second jawarm; 23. a guide clamping block; 3. positioning the salient points; 4. positioning holes; 5. a threaded hole; 6. a guide tube; 61. a through hole; 62. an external thread; 7. a locking mechanism; 71. a connecting member; 72. a connecting section; 8. and (4) anti-skid lines.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

As shown in fig. 1-3 and 5, a novel orthopedic target compression reduction forceps comprises a first forceps body 1 and a second forceps body 2 which are hinged with each other; the first pliers body 1 comprises a first handheld portion 11, a first pliers arm 12 and a positioning block 13 which are fixed to each other and fixedly connected in sequence from bottom to top, and the first handheld portion 11, the first pliers arm 12 and the positioning block 13 are manufactured in a welding fixing or one-step forming mode; the second clamp body 2 comprises a second handheld part 21, a second clamp arm 22 and a guide clamping block 23 which are fixedly connected with each other in sequence from bottom to top; the first handheld portion 11, the first clamp arm 12 and the positioning block 13 may be formed by welding or one-step forming; the first clamp arm 12 is hinged with the middle position of the second clamp arm 22; the positioning block 13 is provided with a plurality of positioning salient points 3 and a positioning hole 4 arranged at the central position of the positioning block 13; the guide clamping block 23 comprises a plurality of positioning convex points 3 and a guide pipe 6 arranged in the middle of the guide clamping block 23, a threaded hole 5 is formed in the middle of the guide clamping block 23, an external thread 62 is arranged at the joint of the guide pipe 6 and the guide clamping block 23, and the guide clamping block 23 is connected with the guide pipe 6 through the internal thread of the threaded hole 5 and the external thread 62 of the guide pipe 6; the guide tube 6 is provided with a through hole 61 for passing the kirschner wire in the axial direction. The utility model discloses a pair of novel orthopedic targeting compression reduction forceps, which comprises a first forceps body 1 and a second forceps body 2, wherein the first forceps body 1 comprises a first handheld part 11, a first forceps arm 12 and a positioning block 13 which are mutually fixed and are sequentially and fixedly connected from bottom to top; the second clamp body 2 comprises a second handheld part 21, a second clamp arm 22 and a guide clamping block 23 which are fixedly connected with each other in sequence from bottom to top; the positioning block 13 is provided with a plurality of positioning salient points 3 and a positioning hole 4 arranged at the central position of the positioning block 13; the guide clamping block 23 comprises a plurality of positioning salient points 3 and a guide pipe 6 arranged in the middle of the guide clamping block 23; the through hole 61 that supplies the kirschner wire to pass is provided with along axial direction to stand pipe 6, the region that needs to squeeze into the kirschner wire is held with the clamping block 23 centre gripping of locating piece 13 and the direction of this pressurization pincers that reset, leading-in the through hole 61 of stand pipe 6 with the kirschner wire, through the fracture region, and by locating hole 4 play of locating piece 13, the effect of pinpointing is played, thereby when realizing that the kirschner wire is squeezed into, the accuracy of position and angle, the efficiency of operation has been improved greatly, the secondary injury that causes is repeatedly squeezed into to the kirschner wire has been reduced.

In a further embodiment, a locking mechanism 7 is disposed on the opposite inner side of the connection between the first forceps arm 12 and the first handle 11 and the connection between the second forceps arm 22 and the second handle 21.

As shown in fig. 4, the locking mechanism 7 is an extended tooth structure, wherein a connecting member 71 having a latch is disposed at a joint of the first forceps arm 12 and the first handheld portion 11, a connecting end 72 having a latch and matching with the connecting member 71 is disposed at a joint of the second forceps arm 22 and the second handheld portion 21, and the latch of the connecting end 72 is clamped on the connecting member 71 and can move along the connecting member, so as to lock the opening and closing degree of the compression reduction forceps during the operation, facilitate the operation, and improve the accuracy of the operation.

In a further embodiment, the height of the positioning salient point 3 is 1mm, and the free end surface of the positioning salient point 3 is provided with an arc surface, so that the fracture part of the human body is protected.

In a further embodiment, a circular contact surface is arranged on the positioning salient point 3, the diameter of the circular contact surface is 3-4mm, and the circular contact surface are arranged on the positioning salient point 3, so that the contact area between the positioning salient point 3 and a human body is increased, and the damage to a fracture area is reduced.

In a further embodiment, the first and

second holding portions

11 and 21 may be in the shape of a handle or a ring, and the first and second holding

portions

11 and 21 may be in the shape of a handle or a ring, which may be selected as required.

In a further embodiment, the first forceps arm 12 and the second forceps arm 2 are both provided with arc shapes above the hinge point, and when the positioning block 13 contacts the guide clamping block 23, a certain gap with an arc structure is formed between the first forceps arm 12 and the second forceps arm 22, so that the contact between the first forceps arm 12 and the second forceps arm 22 and the fracture part of the human body is reduced as much as possible.

In a further embodiment, the number of the positioning protrusions 3 on the positioning block 13 is equal to the number of the positioning protrusions 3 at the upper end of the guide clamping block 23, and the number of the positioning protrusions 3 is 3, and the 3 positioning protrusions 3 are arranged on the positioning block 13 or the guide clamping block 23 in an equilateral triangle.

In a further embodiment, the first handheld portion 11 and the second handheld portion 21 are provided with anti-slip stripes 8, so that slipping of medical staff during use is reduced.

In a further embodiment, the length of the guide tube is 4cm, and the diameter of the through hole in the guide tube is any one of 1mm, 1.5mm, 2mm, 2.5mm or 3 mm.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A novel orthopedic targeting pressurizing reduction forceps comprises a first forceps body and a second forceps body which are hinged with each other; the clamp is characterized in that the first clamp body comprises a first handheld part, a first clamp arm and a positioning block which are fixed with each other and fixedly connected in sequence from bottom to top; the second clamp body comprises a second handheld part, a second clamp arm and a guide clamping block which are fixedly connected with each other in sequence from bottom to top; the first clamp arm is hinged with the middle position of the second clamp arm; the positioning block is provided with a plurality of positioning salient points and a positioning hole arranged at the central position of the positioning block; the guide clamping block comprises a plurality of positioning salient points and a guide pipe arranged in the middle of the guide clamping block, a threaded hole is formed in the middle of the guide clamping block, external threads are arranged at the joint of the guide pipe and the guide clamping block, and the guide clamping block is connected with the guide pipe through the internal threads and the external threads; the guide tube is provided with a through hole for the Kirschner wire to pass through along the axial direction.

2. The novel orthopedic targeted compression reduction forceps as claimed in claim 1, wherein a locking mechanism is disposed on the inner side of the connection between the first forceps arm and the first holding portion and the connection between the second forceps arm and the second holding portion.

3. The novel orthopedic targeted compression reduction forceps as claimed in claim 2, wherein the locking mechanism is an extended tooth structure, wherein a connecting member with latch is provided at the joint of the first forceps arm and the first holding portion, a connecting end with latch matching with the connecting member is provided at the joint of the second forceps arm and the second holding portion, and the latch of the connecting end is latched on the connecting member and can move along the connecting member.

4. The novel orthopedic targeted pressure reduction forceps as claimed in claim 1, wherein the height of the positioning salient points is 1 mm.

5. The novel orthopedic targeted pressure reduction forceps as claimed in claim 1, wherein a circular contact surface is arranged on the positioning convex points, and the diameter of the circular contact surface is 3-4 mm.

6. The novel orthopedic targeted compression reduction forceps as claimed in claim 1, wherein the first and second hand-held portions are in the shape of a handle or a hand-held ring.

7. The novel orthopedic targeted compression reduction forceps as claimed in claim 1, wherein the first forceps arm and the second forceps arm are arc-shaped above the hinge point.

8. The novel orthopedic targeting pressurizing reduction forceps as claimed in claim 1, wherein the number of the positioning protrusions on the positioning block is equal to the number of the positioning protrusions at the upper end of the guide clamping block, and is 3, and 3 of the positioning protrusions are arranged on the positioning block or the guide clamping block in an equilateral triangle shape.

9. The novel orthopedic targeted compression reduction forceps as claimed in claim 1, wherein the first and second hand-held portions are provided with anti-slip lines.

10. The novel orthopedic targeted compression reduction forceps as claimed in claim 1, wherein the length of the guide tube is 4cm, and the diameter of the through hole in the guide tube is any one of 1mm, 1.5mm, 2mm, 2.5mm or 3 mm.