CN218922661U - Novel clamping and pressurizing fixer for orthopedic operation - Google Patents

Abstract

The utility model relates to a novel clamping and pressurizing fixer for orthopedic surgery, which comprises a handheld rod, a rotating shaft part and a clamping part; the rotating shaft part comprises a fixed shaft, a rotating shaft and a fixing screw, one end of the fixed shaft is provided with a round through hole, the handheld rod is fixed in the round through hole, the front end of the fixed shaft is also provided with a U-shaped groove, one side of the fixed shaft is also provided with the fixing screw, one end of the rotating shaft is positioned in the U-shaped groove, and the other end of the rotating shaft is fixedly connected with the clamping part; the clamping part comprises a first clamping block, a second clamping block, a sleeve and a push rod mechanism; the advantages are as follows: the hose clamping device is simple in structural design and convenient to operate, and the clamping and pressurizing effects on the hose are realized by arranging the clamping parts; and the pressure applied by a doctor in the operation process is facilitated by arranging the rotating shaft part, the angle is adjusted, and the operation is facilitated in multiple directions.

Description

Novel clamping and pressurizing fixer for orthopedic operation

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a novel clamping and pressurizing fixer for orthopedic surgery.

Background

In the current orthopedic surgery, a doctor can use a plurality of tools to assist the doctor in surgery, and the convenient tools and the assistance play a very important role in the surgery process of the doctor. The hip joint replacement is a common operation type in orthopedic operation, generally refers to a prosthesis similar to a human bone joint made of a metal material with good biocompatibility and mechanical properties, and utilizes an operation method to replace a joint surface damaged by diseases or injuries with the artificial joint, so as to remove focus, remove pain and restore the movement and original functions of the joint; while clamping, pressurizing, guiding and fixing of the auxiliary hose (soft drill) is often required during the hip replacement surgery.

The existing clamp holder for the hose is a sleeve for connecting the long rod. In operation, a doctor holds the hose (soft drill) with one hand and holds the sleeve with one hand, the hose instrument is extended from the sleeve, and the sleeve plays a role of guiding to perform operation on a patient, but there are a plurality of inconveniences in the middle. In the orthopedic operation, a doctor is often required to apply force, the hose is inconvenient to apply force due to the fact that the hose is made of soft materials and easy to deform and bend, the sleeve only plays a role in guiding, a clamp used in clinic is not provided with a fixed and clamping structure device, and the hose can move up and down in the clamp and is inconvenient to apply force. Therefore, a novel clamping and pressurizing fixer for orthopedic surgery needs to be designed to facilitate the guiding function and the force application operation of doctors in surgery.

The search for a patent does not find a clamping pressure guide with which it can be suitable for hose guiding fixation in hip arthroplasty.

Therefore, in view of the above, there is a need for a novel orthopedic gripper that is simple to operate, convenient to use, capable of clamping, pressurizing and fixing a hose during surgery, and convenient for applying force during surgery and suitable for hip joint replacement. However, no report is made at present on the novel orthopedic clamping pressurizer.

Disclosure of Invention

The utility model aims to provide a novel clamping and pressurizing fixing device, which not only can lead a doctor to play a role in guiding in an operation, but also can facilitate clamping and fixing of an instrument tool, thereby solving the problems of unstable clamping, inconvenient direction adjustment and the like of the traditional instrument.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a novel clamping and pressurizing fixer for orthopedic surgery comprises a handheld rod, a rotating shaft part and a clamping part; the rotating shaft part comprises a fixed shaft, a rotating shaft and a fixing screw, one end of the fixed shaft is provided with a round through hole, the handheld rod is fixed in the round through hole, the front end of the fixed shaft is also provided with a U-shaped groove, one side of the fixed shaft is also provided with the fixing screw, one end of the rotating shaft is positioned in the U-shaped groove, and the other end of the rotating shaft is fixedly connected with the clamping part; the clamping part comprises a first clamping block, a second clamping block, a sleeve and a push rod mechanism; the push rod mechanism comprises a push rod and a fixed block, one end of the fixed block is fixedly connected with the rotating shaft, the other end of the fixed block is fixedly connected to the sleeve, a groove is further formed above the fixed block, a push rod is arranged in the groove, and the push rod comprises a handle end and a conical push rod end; the handle end extends upwards to the upper part of the groove, and the conical push rod end penetrates through the fixed block and is connected with the sleeve in a sliding mode.

In the above-mentioned novel clamping and pressurizing fixator for orthopedic surgery, as a preferable mode, the fixing screw penetrates through the fixing shaft and is connected with the rotating shaft in a threaded manner.

In the above-mentioned novel clamping and pressurizing fixer for orthopedic operation, as a preferable scheme, the handle end and the tapered push rod end are arranged in a vertical structure, and the handle end can drive the tapered push rod end to slide in the groove.

In the above-mentioned novel orthopedic surgery clamping pressurizing fixer, as a preferable scheme, the sleeve further comprises an outer sleeve and an inner sleeve, the whole of which is in a ring shape, the upper ends of the outer sleeve and the inner sleeve form a containing cavity, and a connecting ring, a spring, the sleeve, a first clamping block and a second clamping block are further arranged in the containing cavity; the connecting ring is of a circular structure, the connecting ring is integrally sleeved on the inner sleeve, springs are correspondingly arranged on two sides of the connecting ring, the springs are respectively and fixedly connected to the connecting ring and the outer sleeve, a conical opening is further formed in one side edge of the connecting ring, the conical opening is mutually matched with the conical push rod end, a push rod spring is further arranged at the conical opening, one end of the push rod spring is connected with the inner sleeve, and the other end of the push rod spring is connected to the conical push rod end.

In the above-mentioned novel orthopedic surgery clamping pressurization fixer, as a preferred scheme, the inner sleeve on still correspond and be provided with the grip block and place the hole, just the grip block place downthehole first grip block and second grip block of having placed respectively, just first grip block and second grip block be "concave" style of calligraphy structure, its one end is located the grip block place downthehole, the other end then the scarf joint be in the go-between.

In the above-mentioned novel orthopedic surgery clamping and pressurizing fixer, as an preferable scheme, a plurality of balls which are uniformly arranged are arranged on the first clamping block and the second clamping block.

The utility model has the advantages that:

1. the utility model realizes the clamping effect on the hose by arranging the clamping part; the angle of the rotation shaft part is convenient for a doctor to adjust in the operation process, the operation is convenient to carry out in multiple directions, and the adjustable angle is stronger than that of a rigid traditional straight pipe.

2. The utility model has simple overall structure design, convenient operation and convenient adjustment, thereby shortening the operation time in the hip joint replacement operation, improving the operation quality, reducing the operation difficulty of doctors in the operation and improving the convenience of the operation.

Drawings

Fig. 1 is a schematic structural view (one) of the novel clamping and pressurizing fixator for the orthopedic operation.

Fig. 2 is a schematic structural view (II) of the novel clamping and pressurizing fixator for the orthopedic operation according to the utility model.

Fig. 3 is a schematic view showing a partial structure of the shaft portion and the clamping portion according to the present utility model.

Fig. 4 is a partially disassembled schematic view (one) of the shaft portion and the clamping portion according to the present utility model.

Fig. 5 is a partially disassembled schematic view (two) of the shaft portion and the clamping portion according to the present utility model.

Fig. 6 is a schematic view showing a partial structure of the holding portion according to the present utility model.

Fig. 7 is a view (one) of an embodiment of the clamping and pressurizing fastener for orthopedic surgery according to the present utility model.

Fig. 8 is a view (II) of the clamping and pressurizing fixator for the orthopedic operation according to the present utility model.

Detailed Description

The utility model is further described below in conjunction with the detailed description. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it is understood that various changes and modifications of the present utility model may be made by those skilled in the art after reading the description of the present utility model, and such equivalents are intended to fall within the scope of the claims appended hereto.

Reference numerals and components referred to in the drawings are as follows:

examples

Referring to fig. 1-8, fig. 1 is a schematic structural view (i) of a novel clamping and pressurizing fixator for orthopedic surgery according to the present utility model. Fig. 2 is a schematic structural view (II) of the novel clamping and pressurizing fixator for the orthopedic operation according to the utility model. Fig. 3 is a schematic view showing a partial structure of the shaft portion and the clamping portion according to the present utility model. Fig. 4 is a partially disassembled schematic view (one) of the shaft portion and the clamping portion according to the present utility model. Fig. 5 is a partially disassembled schematic view (two) of the shaft portion and the clamping portion according to the present utility model. Fig. 6 is a schematic view showing a partial structure of the holding portion according to the present utility model. Fig. 7 is a view (one) of an embodiment of the clamping and pressurizing fastener for orthopedic surgery according to the present utility model. Fig. 8 is a view (II) of the clamping and pressurizing fixator for the orthopedic operation according to the present utility model.

The device mainly solves the problems that the clamping is unstable, the fixing is difficult, the direction is convenient to adjust and the like when the auxiliary hose (soft drill) is clamped, guided and fixed in the existing hip joint replacement operation process; the novel clamping and pressurizing fixer for the orthopedic operation is designed for realizing the stable clamping and guiding of the hose, so that a doctor can conveniently apply force in the operation and adjust the direction according to the requirement.

Referring to fig. 1 and 2, the device mainly comprises a hand-held rod 1, a rotating shaft part 2 and a clamping part 3; the rotating shaft part 2 comprises a fixed shaft 21, a rotating shaft 22 and a fixing screw 23, one end of the fixed shaft 21 is provided with a round through hole 24, the hand-held rod 1 is fixed in the round through hole 24, the front end of the fixed shaft 21 is also provided with a U-shaped groove 25, one side of the fixed shaft 21 is also provided with the fixing screw 23, the fixing screw 23 is a hexagon screw with a rotating head, and the rotating head can be manually controlled to rotate during adjustment, so that the adjustment is convenient; and rotation axis 22 one end be arranged in U type groove 25, its other end then fixed connection in clamping part 3, just rotation axis 22 and fixed axle on all be provided with a screw hole, screw hole and set screw correspond, preferably set screw pass the fixed axle and threaded connection in rotation axis, specifically set screw tighten the angle of afterwards fixing both, loosen then can wind axle angle regulation, and then realize the rotation axis through adjusting set screw and reciprocate the multi-angle removal between, make things convenient for the doctor to carry out the regulation of angle in the operation, its is stronger for traditional rigid straight tube adjustability.

Referring to fig. 3 and 4, the clamping portion 3 includes a first clamping block 31, a second clamping block 32, a sleeve 33, and a push rod mechanism 34; the push rod mechanism 34 comprises a push rod 35 and a fixed block 36, one end of the fixed block 36 is fixedly connected with the rotating shaft 22, the other end of the fixed block is fixedly connected to the sleeve 33, a groove 37 is further arranged above the fixed block 36, a push rod 35 is arranged in the groove 37, and the push rod 35 comprises a handle end 351 and a conical push rod end 352; the handle end 351 extends upwardly above the recess 37 and the tapered push rod end 352 slidably engages the sleeve 33 through the fixed block 36. Preferably, the handle end 351 and the tapered push rod end 352 are arranged in a vertical L-shaped structure, and the handle end 351 can drive the tapered push rod end 352 to slide in the groove; the upper end of the handle end 351 can be in a spherical structure, so that an operator can conveniently grasp the front and back pushing, and the convenience of the operator in use is improved.

Referring to fig. 4, 5 and 6, the sleeve 33 further includes an outer sleeve 331 and an inner sleeve 332, which are integrally formed in a ring shape, and an accommodating chamber 333 is formed at the upper ends of the outer sleeve 331 and the inner sleeve 332, and a connecting ring 334, a spring 335, the sleeve 33, a first clamping block 31 and a second clamping block 32 are further disposed in the accommodating chamber 333; the connecting ring 334 is of a circular structure, the whole connecting ring is sleeved on the inner sleeve 332, springs 335 are correspondingly arranged on two sides of the connecting ring 334, the springs 335 are respectively and fixedly connected with the connecting ring 334 and the outer sleeve 331, a conical opening 336 is further arranged on one side edge of the connecting ring 334, the conical opening 336 is mutually matched with the conical push rod end, a push rod spring 337 is further arranged at the conical opening 336, one end of the push rod spring 337 is connected with the inner sleeve 332, and the other end of the push rod spring 337 is connected with the conical push rod end 352; when the hose is in use, the handle end on the push rod is pushed to push the conical push rod end forwards, and the connecting ring is opened when the conical push rod end is pushed forwards, and the connecting ring and the clamping blocks are in a fixed integrated structure, so that the push rod is pushed to drive the connecting ring to drive the left clamping block and the right clamping block to move towards the two ends, and the left clamping block and the right clamping block in the middle of the inner sleeve are retracted, so that the hose can conveniently pass through the hose; and the push rod is loosened again, the push rod is pushed back under the action of the push rod spring, and the clamping blocks at the two ends and the connecting ring move towards the center under the action of the spring, so that the hose in the middle is clamped, and the hose is fixed.

In this embodiment, preferably, the inner sleeve 331 is further provided with a holding block placement hole 338 correspondingly, the holding block placement hole 338 is provided with a first holding block 31 and a second holding block 32 correspondingly, the first holding block 31 and the second holding block 32 are in a concave structure, one end of the first holding block 31 and the second holding block 32 is located in the holding block placement hole 338, and the other end of the first holding block is embedded in the connecting ring 334 and is fixedly connected with the connecting ring 334; and the first clamping block 31 and the second clamping block 32 are used for clamping the pressurized fixed hose, and when the hose passes through the sleeve, the two clamping blocks on the inner sleeve can clamp the hose under the action of the push rod, so that the hose is fixed.

Referring to fig. 7 and 8, in the present embodiment, preferably, a plurality of balls 339 are uniformly arranged on each of the first clamping block 31 and the second clamping block 32; when the hose is clamped in the sleeve, the lower part of the hose is wider than the upper part, and the hose is not capable of moving upwards in the drawing, and the balls on the clamping blocks can rotate in the sleeve when the balls slightly apply force to rotate.

The application method of the utility model comprises the following steps: when a patient holds the clamp holder, the handle end on the push rod is pushed to push the conical push rod end forwards, the connecting ring is opened when the conical push rod end is pushed forwards, and the connecting ring and the clamping blocks are in a fixed integrated structure, so that the push rod is pushed to drive the connecting ring to drive the left clamping block and the right clamping block to move towards the two ends, and the left clamping block and the right clamping block in the middle of the inner sleeve are retracted, so that the hose can conveniently pass through; and the push rod is loosened again, the push rod is pushed back under the action of the push rod spring, and the clamping blocks at the two ends and the connecting ring move towards the center under the action of the spring, so that the hose in the middle is clamped, and the hose is fixed.

It should be noted that: the utility model realizes the clamping effect on the hose by arranging the clamping part; the rotating shaft part is arranged to facilitate the doctor to adjust the angle in the operation process, thereby facilitating the multidirectional operation, and having stronger adjustability than a rigid straight tube; the clamping part mainly adopts a spring structure to realize clamping, the clamping blocks in the sleeve are opened by utilizing the push rod, then the hose is put in, the push rod is loosened, the spring-linked clamping blocks clamp the hose only, so that the sleeve can be used for fixing the hose, the hose can be driven to move together when the handheld clamp moves, a doctor can conveniently drive the hose to apply force together in an operation, and meanwhile, the corresponding clamping blocks can also downwards apply pressure on the convex part (the wide part in the attached drawing 8) of the hose, so that the pressure is larger when the soft drill downwards operates, and bone breaking is facilitated; the rotating shaft part is connected with the handheld rod and the sleeve, so that a doctor can rotate along the rotating shaft and is fixed by the fixing screw, the adjustability is higher, and the doctor can use the device more conveniently; meanwhile, the ball is designed on the clamping block, so that a doctor can rotate and adjust the direction of the hose at will after putting the hose into the sleeve for clamping; the hip joint replacement device is simple in overall structural design, convenient to operate and convenient to adjust, so that the operation time is shortened in the hip joint replacement operation, the operation quality is improved, the operation difficulty of a doctor in operation is reduced, and the convenience of operation use is improved.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and additions to the present utility model may be made by those skilled in the art without departing from the principles of the present utility model and such modifications and additions are to be considered as well as within the scope of the present utility model.

Claims (6)

1. The novel clamping and pressurizing fixer for the orthopedic operation is characterized by comprising a handheld rod, a rotating shaft part and a clamping part; the rotating shaft part comprises a fixed shaft, a rotating shaft and a fixing screw, one end of the fixed shaft is provided with a round through hole, the handheld rod is fixed in the round through hole, the front end of the fixed shaft is also provided with a U-shaped groove, one side of the fixed shaft is also provided with the fixing screw, one end of the rotating shaft is positioned in the U-shaped groove, and the other end of the rotating shaft is fixedly connected with the clamping part; the clamping part comprises a first clamping block, a second clamping block, a sleeve and a push rod mechanism; the push rod mechanism comprises a push rod and a fixed block, one end of the fixed block is fixedly connected with the rotating shaft, the other end of the fixed block is fixedly connected to the sleeve, a groove is further formed above the fixed block, a push rod is arranged in the groove, and the push rod comprises a handle end and a conical push rod end; the handle end extends upwards to the upper part of the groove, and the conical push rod end penetrates through the fixed block and is connected with the sleeve in a sliding mode.

2. The novel orthopedic surgical clamping and pressurizing fastener as claimed in claim 1, wherein the fixing screw passes through the fixing shaft and is screw-coupled to the rotation shaft.

3. The novel orthopedic surgery clamping and pressurizing fixator according to claim 1, wherein the handle end and the tapered push rod end are arranged in a vertical structure, and the handle end can drive the tapered push rod end to slide in the groove.

4. The novel orthopedic surgery clamping and pressurizing fixer according to claim 1, wherein the sleeve further comprises an outer sleeve and an inner sleeve which are integrally in a ring shape, an accommodating cavity is formed at the upper ends of the outer sleeve and the inner sleeve, and a connecting ring, a spring, the sleeve, a first clamping block and a second clamping block are further arranged in the accommodating cavity; the connecting ring is of a circular structure, the connecting ring is integrally sleeved on the inner sleeve, springs are correspondingly arranged on two sides of the connecting ring, the springs are respectively and fixedly connected to the connecting ring and the outer sleeve, a conical opening is further formed in one side edge of the connecting ring, the conical opening is mutually matched with the conical push rod end, a push rod spring is further arranged at the conical opening, one end of the push rod spring is connected with the inner sleeve, and the other end of the push rod spring is connected to the conical push rod end.

5. The novel orthopedic surgery clamping and pressurizing fixer according to claim 4, wherein the inner sleeve is further provided with a clamping block placing hole, the clamping block placing hole is internally provided with a first clamping block and a second clamping block, the first clamping block and the second clamping block are of a concave structure, one end of the first clamping block and the second clamping block is located in the clamping block placing hole, and the other end of the first clamping block and the second clamping block are embedded on the connecting ring.

6. The novel orthopedic surgery clamping and pressurizing fixator according to claim 1, wherein a plurality of uniformly arranged balls are arranged on the first clamping block and the second clamping block.

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