CN221083771U - Minimally invasive fracture reduction forceps - Google Patents

Abstract

The utility model provides a minimally invasive fracture reduction forceps. The minimally invasive fracture reduction forceps comprise: a fixed plate; the two clamping rods are hinged to the fixed disc; the two finger rings are respectively and fixedly arranged at one side of the two clamping rods away from each other; the sliding sleeve is fixedly arranged on any one of the clamping rods; the sliding rod is arranged in the sliding sleeve in a sliding manner, and is fixedly connected with the other clamping rod; the limiting assembly is arranged on the sliding sleeve and used for stabilizing the distance between the two finger rings. The minimally invasive fracture reduction forceps provided by the utility model have the advantages that the clamping force can be stabilized and the reduction forceps can be kept in a clamping state, so that the bone blocks can be fixed later.

Description

Minimally invasive fracture reduction forceps

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a minimally invasive fracture reduction forceps.

Background

Fracture refers to the fact that the integrity and continuity of a bone are damaged, when the strength born by the bone exceeds the maximum strength born by the bone, the fracture occurs, the symptoms such as pain, swelling, movement disorder and the like appear locally after trauma are clinically manifested, the bone is malformed, abnormal movement is a special sign of the fracture, after fracture, two ends of the broken bone are required to be in butt joint and reset, then the broken bone is fixed, and the two ends of the broken bone are waited to be in butt joint for realizing bone healing.

The operation of children fracture needs to use the pincers that reset, when fixing to the condyle, need utilize the pincers that reset earlier to align two condyles and press from both sides tightly, when fixed condyle, the pincers that reset need keep clamping state, in order to use manpower sparingly, be provided with the screw rod on the current pincers that reset, adjust the distance of pincers handle that resets through rotatory screw rod to make the pincers that reset keep clamping state, but when rotatory screw rod, medical personnel are difficult to confirm the clamping force according to self experience, lead to the problem of centre gripping too loose or too tight easily, comparatively inconvenient.

Therefore, there is a need to provide a new minimally invasive fracture reduction forceps that solves the above-mentioned technical problems.

Disclosure of utility model

The utility model provides a minimally invasive fracture reduction forceps, which aims to solve the technical problem that a medical staff is difficult to confirm clamping force according to self experience when the distance between handles of the reduction forceps is adjusted by a screw.

The minimally invasive fracture reduction forceps provided by the utility model comprise: a fixed plate; the two clamping rods are hinged to the fixed disc; the two finger rings are respectively and fixedly arranged at one side of the two clamping rods away from each other; the sliding sleeve is fixedly arranged on any one of the clamping rods; the sliding rod is arranged in the sliding sleeve in a sliding manner, and is fixedly connected with the other clamping rod; the limiting assembly is arranged on the sliding sleeve and used for stabilizing the distance between the two finger rings.

Preferably, the limiting assembly comprises a supporting block, a screw and a collision block, wherein the supporting block is fixedly arranged on the sliding sleeve, the screw is arranged on the supporting block in a threaded mode, the screw extends into the sliding sleeve, the collision block is fixedly arranged at the bottom of the screw, and an adjusting block is fixedly arranged at the top of the screw.

Preferably, the top of the sliding rod is fixedly provided with a screen plate, and the bottom of the abutting block is fixedly provided with a plurality of sharp cones which are contacted with the screen plate.

Preferably, a sliding groove is formed in the sliding sleeve, and a sliding block fixedly connected with the bottom of the sliding rod is arranged in the sliding groove in a sliding manner.

Preferably, a limiting block is fixedly arranged at the bottom of the sliding block, and at least two balls which are in contact with the sliding sleeve are inlaid on the limiting block.

Preferably, two sides of the clamping rods, which are close to each other, are fixedly provided with anti-slip pads, and one sides of the two anti-slip pads, which are close to each other, are provided with a plurality of limit grooves.

Preferably, the two anti-slip pads are made of silica gel, and the mesh plate is a metal plate provided with concave reticular grains.

Compared with the related art, the minimally invasive fracture reduction forceps provided by the utility model have the following structure

The beneficial effects are that:

the utility model provides a minimally invasive fracture reduction forceps, which comprises:

1. The child bone blocks can be clamped through the matching of the two clamping rods, the device can be prevented from being easily released in the use process through the finger rings, the distance between the two finger rings can be limited through the sliding sleeve matched with the sliding rod, the distance between the two finger rings can be kept fixed through the stabilizing sliding rod, the supporting block can be driven to be close to the sliding rod through the rotating screw of the adjusting block, so that the sliding rod can be stabilized, and the distance between the two finger rings can be kept fixed;

2. can increase the stability of slide bar through making pointed cone stretch into the otter board, prevent to contradict the slide bar stability lower through the supporting shoe only, can carry out spacingly to the slide bar through slider cooperation spout, produce when preventing that the slide bar from moving and rock, can increase the stability of slider through the stopper, can make more smooth and easy that the stopper removed through the ball, can increase the frictional force of clamp lever and bone piece through slipmat cooperation spacing groove, prevent that the bone piece from breaking away from the clamp lever easily, can prevent through the slipmat of silica gel material that the clamp is too tight to lead to the clamp lever to damage the bone piece.

Drawings

FIG. 1 is a schematic view of a front view of a preferred embodiment of a minimally invasive fracture reduction forceps according to the present utility model;

FIG. 2 is a schematic view of the slide bar and sleeve of the present utility model in a bottom cross-sectional configuration;

FIG. 3 is an enlarged schematic view of the portion A shown in FIG. 1;

FIG. 4 is an enlarged schematic view of the portion B shown in FIG. 2;

FIG. 5 is a schematic view of a bottom cross-sectional structure of a interference block according to the present utility model;

FIG. 6 is a schematic three-dimensional structure of the cleat according to the present utility model.

Reference numerals in the drawings: 1. a fixed plate; 2. a clamping rod; 3. a finger ring; 4. a sliding sleeve; 5. a slide bar; 6. a support block; 7. a screw; 8. a collision block; 9. an adjusting block; 10. a screen plate; 11. a pointed cone; 12. a chute; 13. a slide block; 14. a limiting block; 15. an anti-slip pad; 16. and a limit groove.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1-6 in combination, fig. 1 is a schematic front view of a preferred embodiment of a minimally invasive fracture reduction forceps according to the present utility model; FIG. 2 is a schematic view of the slide bar and sleeve of the present utility model in a bottom cross-sectional configuration; FIG. 3 is an enlarged schematic view of the portion A shown in FIG. 1; FIG. 4 is an enlarged schematic view of the portion B shown in FIG. 2; FIG. 5 is a schematic view of a bottom cross-sectional structure of a interference block according to the present utility model; FIG. 6 is a schematic three-dimensional structure of the cleat according to the present utility model.

Minimally invasive fracture reduction forceps include: a fixed disk 1; two clamping rods 2, wherein the two clamping rods 2 are hinged on the fixed disc 1; the two finger rings 3 are respectively fixedly arranged on one side, away from each other, of the two clamping rods 2; the sliding sleeve 4 is fixedly arranged on any one of the clamping rods 2; the sliding rod 5 is slidably arranged in the sliding sleeve 4, and the sliding rod 5 is fixedly connected with the other clamping rod 2; spacing subassembly, spacing subassembly sets up on the sliding sleeve 4, spacing subassembly is used for stabilizing two the interval of ring 3, cooperatees through two clamping bars and can carry out the centre gripping to children's bone piece, can prevent through ring 3 that this device from taking off easily in the use, can carry out spacingly to the interval of two rings 3 through sliding sleeve 4 cooperation slide bar 5, can make the interval of two rings 3 keep fixed through stabilizing slide bar 5.

The limiting component comprises a supporting block 6, a screw rod 7 and a collision block 8, wherein the supporting block 6 is fixedly arranged on the sliding sleeve 4, the screw rod 7 is in threaded installation on the supporting block 6, the screw rod 7 extends into the sliding sleeve 4, the collision block 8 is fixedly arranged at the bottom of the screw rod 7, an adjusting block 9 is fixedly arranged at the top of the screw rod 7, and the screw rod 7 can be rotated through the adjusting block 9 to drive the supporting block 6 to be close to the sliding rod 5, so that the sliding rod 5 can be stabilized, and the distance between the two finger rings 3 is kept fixed.

The top fixed mounting of slide bar 5 has otter board 10, the bottom fixed mounting of conflict piece 8 have a plurality of all with the pointed cone 11 that otter board 10 contacted can increase the stability of slide bar 5 through making pointed cone 11 stretch into otter board 10, prevent to contradict slide bar 5 stability lower through supporting shoe 6 alone.

The sliding sleeve 4 is provided with a sliding groove 12, a sliding block 13 fixedly connected with the bottom of the sliding rod 5 is arranged in the sliding groove 12 in a sliding manner, the sliding rod 5 can be limited by matching the sliding block 13 with the sliding groove 12, and shaking is prevented when the sliding rod 5 moves.

The bottom fixed mounting of slider 13 has stopper 14, inlay on the stopper 14 have at least two all with the ball that sliding sleeve 4 contacted, can increase the stability of slider 13 through stopper 14, can make the stopper 14 remove more smoothly through the ball.

Two clamping bars 2 are all fixed mounting in one side that is close to each other has slipmat 15, and two a plurality of spacing grooves 16 have all been seted up to one side that is close to each other to slipmat 15, can increase the frictional force of clamping bar 2 and bone piece through slipmat 15 cooperation spacing groove 16, prevent that the bone piece from breaking away from clamping bar 2 easily.

Two slipmats 15 are the silica gel material, otter board 10 is the metal sheet that is provided with sunken netted check, can prevent through the slipmat 15 of silica gel material that the centre gripping from too tightly leading to clamping bar 2 to damage the bone piece.

The working principle of the minimally invasive fracture reduction forceps provided by the utility model is as follows:

When the device is used, the device stretches into the affected part, the two clamping rods 2 are positioned on two sides of a bone block, the two finger rings 3 are mutually close, so that the two anti-slip pads 15 are mutually close to contact with the bone block and fix the bone block, medical staff determine clamping force according to experience, screw the adjusting block 9 to drive the screw rod 7 to rotate after confirming, the pointed cone 11 is abutted to the screen plate 10, the clamping rods 2 can be stabilized, clamping force is stable, meanwhile, the clamping force is kept, the follow-up fixation of the bone block is convenient, when the bone block is pulled, the anti-slip pads 15 are in contact with the bone block, friction force between the device and the bone block is effectively increased, the bone block is prevented from being easily separated in the pulling process, meanwhile, the anti-slip pad 15 made of silica gel is low in hardness, and damage to the bone block caused by excessive clamping can be prevented.

Compared with the related art, the minimally invasive fracture reduction forceps provided by the utility model have the following structure

The beneficial effects are that:

The utility model provides a minimally invasive fracture reduction forceps, which can clamp bone blocks of children through the matching of two clamping rods 2, can prevent the device from easily slipping off in the use process through finger rings 3, can limit the distance between the two finger rings 3 through a sliding sleeve 4 and a sliding rod 5, can keep the distance between the two finger rings 3 fixed through stabilizing the sliding rod 5, can drive a supporting block 6 to be close to the sliding rod 5 through rotating a screw 7 through an adjusting block 9, can stabilize the sliding rod 5, can keep the distance between the two finger rings 3 fixed, can increase the stability of the sliding rod 5 through enabling a pointed cone 11 to extend into a screen plate 10, can prevent the sliding rod 5 from being limited only through the supporting block 6 abutting against the sliding rod 5, can prevent the sliding rod 5 from shaking when the sliding rod 5 moves through a sliding block 13, can increase the stability of the sliding block 13 through a limiting block 14, can enable the limiting block 14 to move more smoothly through a ball, can increase the friction force between the clamping rod 2 and the bone blocks through a limiting groove 16 through a sliding pad 15, can prevent the bone blocks from easily disengaging from the clamping rod 2 through the silicon rubber pad 15, and can prevent the clamping rod 2 from damaging the bone blocks due to the clamping rod.

The device structure and the drawings of the present utility model mainly describe the principle of the present utility model, and in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, but the specific details of the power mechanism, the power supply system, and the control system thereof can be clearly known on the premise that those skilled in the art understand the principle of the present utility model.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (7)

1. A minimally invasive fracture reduction forceps, comprising:

A fixed plate;

The two clamping rods are hinged to the fixed disc;

The two finger rings are respectively and fixedly arranged at one side of the two clamping rods away from each other;

The sliding sleeve is fixedly arranged on any one of the clamping rods;

The sliding rod is arranged in the sliding sleeve in a sliding manner, and is fixedly connected with the other clamping rod;

The limiting assembly is arranged on the sliding sleeve and used for stabilizing the distance between the two finger rings.

2. The minimally invasive fracture reduction forceps according to claim 1, wherein the limiting assembly comprises a supporting block, a screw and a collision block, the supporting block is fixedly mounted on the sliding sleeve, the screw is mounted on the supporting block in a threaded mode, the screw extends into the sliding sleeve, the collision block is fixedly mounted at the bottom of the screw, and an adjusting block is fixedly mounted at the top of the screw.

3. The minimally invasive fracture reduction forceps according to claim 2, wherein a mesh plate is fixedly arranged at the top of the sliding rod, and a plurality of pointed cones which are in contact with the mesh plate are fixedly arranged at the bottom of the abutting block.

4. The minimally invasive fracture reduction forceps according to claim 2, wherein a sliding groove is formed in the sliding sleeve, and a sliding block fixedly connected with the bottom of the sliding rod is installed in the sliding groove in a sliding mode.

5. The minimally invasive fracture reduction forceps according to claim 4, wherein a limiting block is fixedly arranged at the bottom of the sliding block, and at least two balls which are in contact with the sliding sleeve are inlaid on the limiting block.

6. The minimally invasive fracture reduction forceps according to claim 3, wherein anti-slip pads are fixedly installed on one sides of the two clamping rods, which are close to each other, and a plurality of limiting grooves are formed on one sides of the two anti-slip pads, which are close to each other.

7. The minimally invasive fracture reduction forceps according to claim 6, wherein the two anti-slip pads are made of silica gel, and the mesh plate is a metal plate provided with concave reticular patterns.