Joint fixing device for operation

Abstract

The utility model discloses a joint fixing device for operation, which belongs to the technical field of joint fixation and comprises a first support and a second support, the second support is L-shaped, the bottom end of the second support is slidably sleeved at the top end of the first support, a lifting component matched with the first support is mounted in the second support, and the lifting component is fixedly connected with the first support. A supporting plate is rotatably installed at the top end of the inner wall of the second support, an adjusting assembly is installed on the supporting plate, a first hand binding frame is fixedly installed at the bottom end of the supporting plate, a second hand binding frame is hinged to one end of the first hand binding frame, and a rotating assembly matched with the second hand binding frame is installed at the bottom end of the first hand binding frame; the device can be adjusted in multiple directions according to the requirements of a patient, the hand binding belts can fix the patient after being quickly positioned, meanwhile, the hand binding belts are convenient to replace in the later period, and the overall practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of joint fixation, in particular to a joint fixation device for surgery. Background Art

[0002] Currently, during surgery, dislocated arm joints need to be fixed, which is generally divided into soft fixation, hard fixation, traction fixation and suspension fixation, and when fixing the patient's joints, a joint fixation device is generally required.

[0003] The existing joint fixation device has poor adjustability and cannot adjust the height, the angle between the hand binder and the angle between the hand binder and the patient according to the patient's needs. Patients whose elbows cannot be straightened will use hand straps, but if the hand straps are fixedly connected to the joint fixation device, it is inconvenient to replace them later, and if they are movably connected, they are prone to shaking. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a joint fixation device for surgery, aiming to improve the problems that the joint fixation device has poor adjustability and the hand binding is inconvenient to fix and replace.

[0005] The utility model is implemented as follows: a joint fixing device for surgery comprises a first bracket and a second bracket, the second bracket is L-shaped, the bottom end of the second bracket is slidably sleeved on the top end of the first bracket, a lifting component cooperating with the first bracket is installed in the second bracket, a support plate is rotatably installed on the top end of the inner wall of the second bracket, an adjustment component is installed on the support plate, a first hand binding frame is fixedly installed on the bottom end of the support plate, a second hand binding frame is hinged at one end of the first hand binding frame, a rotating component cooperating with the second hand binding frame is installed at the bottom end of the first hand binding frame, and a strap body is movably installed in the first hand binding frame and the second hand binding frame.

[0006] In the preferred technical scheme of the present utility model, the lifting assembly includes a first threaded rod and a first turntable, a first slide groove matching the first bracket is provided at the bottom end of the second bracket, the first threaded rod is rotatably installed on the top of the inner wall of the first slide groove, the first bracket is threadedly installed on the first threaded rod, a first rotating shaft is fixedly installed on the top of the first threaded rod, the top of the first rotating shaft passes through the top of the second bracket and is fixedly connected to the first turntable, and a thread groove matching the first threaded rod is provided at the top of the first bracket, and the depth of the thread groove, the length of the first threaded rod and the first slide groove are the same.

[0007] In the preferred technical solution of the utility model, a positioning groove is provided at the bottom end of the first bracket, a plurality of circular holes are provided on one side of the positioning groove, positioning bolts are installed in the inner threads of the circular holes, and the positioning groove can be sleeved on the frame of the hospital bed.

[0008] In the preferred technical solution of the present utility model, the adjusting assembly includes a support column, a turbine and a worm, the support column is fixedly installed on the top of the support plate, the top of the support column slides through the second bracket and is fixedly connected to the turbine, the top is fixedly installed with a protective shell, the worm is rotatably installed on the inner wall of the protective shell, the worm and the turbine are cooperatively connected, one end of the worm passes through the protective shell and is fixedly connected to the second turntable, the bottom end of the protective shell is open, and the turbine and the worm are arranged in the protective shell.

[0009] In the preferred technical solution of the utility model, a limiting disc is fixedly installed on the outer side of the support column, and a circular groove cooperating with the limiting disc is provided in the second bracket. There are two limiting discs, and the diameter of the limiting disc is larger than the diameter of the support column.

[0010] In the preferred technical scheme of the present utility model, the rotating assembly includes a support rod, a second threaded rod and a slider, a second slide groove is provided at the bottom end of the first hand binding frame, the second threaded rods are rotatably installed on both sides of the inner wall of the second slide groove, the slider is threadedly installed on the second threaded rod, one side of the slider is hinged to the support rod, and the other end of the support rod is hinged to one side of the second hand binding frame, one end of the second threaded rod is fixedly connected to the second rotating shaft, one end of the second rotating shaft passes through the first hand binding frame and is fixedly connected to the third turntable, the slider is T-shaped, and the slider is slidably connected to the inner wall of the second slide groove.

[0011] In the preferred technical solution of the utility model, protection pads are fixedly installed on the top ends of the first hand-binding frame and the second hand-binding frame, and an arc-shaped groove is provided at the center of the top end of the protection pad.

[0012] In the preferred technical solution of the present utility model, through holes are provided in the first hand binding frame and the second hand binding frame, the strap body movably passes through the through holes, a plurality of positioning rods are fixedly installed on the top of the inner wall of the through holes, positioning holes matching the positioning rods are provided on the strap body, Velcro is diagonally provided on both sides of the strap body, and the distance between the bottom end of the positioning rod and the bottom end of the inner wall of the through holes is greater than the thickness of the strap body.

[0013] The beneficial effects of the utility model are as follows: the surgical joint fixing device obtained by the utility model through the above design, the positioning groove is put on the operating bed frame and fixed with the positioning bolt, the height of the second bracket is adjusted by the lifting component, the angle between the first hand binding frame and the second hand binding frame is adjusted by the rotating component, and finally the first hand binding frame is driven by the adjusting component to rotate and adjust the angle with the patient, and finally the patient's elbow joint is placed on the protection pad, the strap body is passed through the through hole and lifted upward to put the positioning hole on the positioning rod, and then the patient's elbow joint is fixed by Velcro. This device can be adjusted in multiple directions according to the needs of the patient, and the hand strap can be quickly positioned to fix the patient and is also convenient for replacement later, thereby improving the overall practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the structure of a joint fixation device for surgery provided by an embodiment of the utility model;

[0016] Figure 2 A schematic diagram of the structure of a lifting assembly is provided for an embodiment of the utility model;

[0017] Figure 3 A schematic diagram of the structure of a rotating assembly is provided for an embodiment of the utility model;

[0018] Figure 4 A schematic diagram of the structure of the adjustment assembly is provided for the implementation mode of the utility model;

[0019] Figure 5 A structural schematic diagram of a strap body is provided for an embodiment of the utility model.

[0020] In the figure: 110-first bracket; 111-positioning groove; 120-second bracket; 121-support plate; 122-first threaded rod; 123-first turntable; 130-adjusting assembly; 131-support column; 132-turbine; 133-worm; 134-protective shell; 135-second turntable; 140-first hand binding frame; 141-second hand binding frame; 142-support rod; 143-second threaded rod; 144-slider; 145-third turntable; 146-protective pad; 150-binding strap body; 151-positioning rod; 152-positioning hole. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1 and Figure 2 The utility model provides a technical solution: a joint fixation device for surgery includes a first bracket 110 and a second bracket 120, the second bracket 120 is L-shaped, the bottom end of the second bracket 120 is slidably sleeved on the top end of the first bracket 110, a lifting assembly matching the first bracket 110 is installed in the second bracket 120, the lifting assembly includes a first threaded rod 122 and a first turntable 123, a first slide groove matching the first bracket 110 is arranged at the bottom end of the second bracket 120, the first threaded rod 122 is rotatably installed at the top end of the inner wall of the first slide groove, the first bracket 110 is threadedly installed on the first threaded rod 122, the first rotating shaft is fixedly installed at the top end of the first threaded rod 122, and the top of the first rotating shaft The end passes through the top of the second bracket 120 and is fixedly connected to the first turntable 123. A threaded groove matching the first threaded rod 122 is provided at the top of the first bracket 110. The depth of the threaded groove, the length of the first threaded rod 122 and the first slide groove are the same. The support plate 121 is rotatably installed on the top of the inner wall of the second bracket 120, and an adjustment component 130 is installed on the support plate 121. The first hand binding frame 140 is fixedly installed at the bottom of the support plate 121. The second hand binding frame 141 is hinged at one end of the first hand binding frame 140. A rotating component cooperating with the second hand binding frame 141 is installed at the bottom of the first hand binding frame 140. The strap body 150 is movably installed in the first hand binding frame 140 and the second hand binding frame 141.

[0023] In some specific implementation schemes, a protection pad 146 is fixedly installed on the top of the first hand binding frame 140 and the second hand binding frame 141. An arc groove is provided at the center of the top of the protection pad 146 to provide comfort and protection for the patient.

[0024] In some specific implementation schemes, a positioning groove 111 is provided at the bottom end of the first bracket 110, and a plurality of circular holes are provided on one side of the positioning groove 111. Positioning bolts are installed in the inner threads of the circular holes. The positioning groove 111 can be mounted on the frame of the bed to facilitate quick fixed connection between the equipment and the bed.

[0025] See also Figure 3 and Figure 4The adjusting assembly 130 includes a supporting column 131, a turbine 132 and a worm 133. The supporting column 131 is fixedly installed on the top of the supporting plate 121. The top of the supporting column 131 slides through the second bracket 120 and is fixedly connected to the turbine 132. The top of the supporting column 131 is fixedly installed on the top. The worm 133 is rotatably installed on the inner wall of the protective shell 134. The worm 133 and the turbine 132 are connected in a cooperative manner. One end of the worm 133 passes through the protective shell 134 and is fixedly connected to the second rotating disk 135. The bottom end of the protective shell 134 is opened. The turbine 132 and the worm 133 are arranged in the protective shell 134. The rotating assembly includes A support rod 142, a second threaded rod 143 and a slider 144, a second slide groove is set at the bottom end of the first hand binding frame 140, the second threaded rod 143 is rotatably installed on both sides of the inner wall of the second slide groove, and the slider 144 is threadedly installed on the second threaded rod 143, one side of the slider 144 is hinged to the support rod 142, and the other end of the support rod 142 is hinged to one side of the second hand binding frame 141, one end of the second threaded rod 143 is fixedly connected to the second rotating shaft, one end of the second rotating shaft passes through the first hand binding frame 140 and is fixedly connected to the third turntable 145, the slider 144 is T-shaped, and the slider 144 is slidably connected to the inner wall of the second slide groove.

[0026] In some specific implementation schemes, a limiting disk is fixedly installed on the outer side of the support column 131, and a circular groove cooperating with the limiting disk is provided in the second bracket 120. There are two limiting disks, and the diameter of the limiting disk is larger than the diameter of the support column 131. The limiting disk provides supporting force for the support column 131, thereby improving stability.

[0027] See also Figure 5 A through hole is provided in the first hand binding frame 140 and the second hand binding frame 141, and the strap body 150 is movable through the through hole. A plurality of positioning rods 151 are fixedly installed on the top of the inner wall of the through hole. Positioning holes 152 matching the positioning rods 151 are provided on the strap body 150. Velcro is provided diagonally on both sides of the strap body 150. The distance between the bottom end of the positioning rod 151 and the bottom end of the inner wall of the through hole is greater than the thickness of the strap body 150, which is convenient for limiting the strap body 150 and facilitating later replacement.

[0028] Working principle: When in use, the positioning groove 111 is put on the operating bed frame and fixed with the positioning bolt, the first rotating disk 123 is rotated to drive the first threaded rod 122 to rotate, the first threaded rod 122 rotates and cooperates with the first bracket 110 to drive the second bracket 120 to be lifted and lowered, the third rotating disk 145 is rotated to drive the second threaded rod 143 to rotate, the second threaded rod 143 rotates to drive the slider 144 to move, the slider 144 moves through the support rod 142 to drive the second hand binding frame 141 to rotate, thereby adjusting the angle between the first hand binding frame 140 and the second hand binding frame 141, and then the second rotating disk 135 is rotated to drive the support column 131 to rotate through the cooperation of the worm 133 and the turbine 132, the support column 131 rotates through the support plate 121 to drive the first hand binding frame 140 to rotate and adjust the angle with the patient, finally the patient's elbow joint is placed on the protective pad 146, the strap body 150 passes through the through hole and is lifted upward to cover the positioning hole 152 on the positioning rod 151, and then the patient's elbow joint is fixed by Velcro.

[0029] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A joint fixation device for surgery, characterized in that: It includes a first bracket and a second bracket, the second bracket is L-shaped, the bottom end of the second bracket is slidably connected to the top end of the first bracket, a lifting component cooperating with the first bracket is installed in the second bracket, a support plate is rotatably installed on the top end of the inner wall of the second bracket, an adjustment component is installed on the support plate, a first hand binding frame is fixedly installed on the bottom end of the support plate, a second hand binding frame is hinged at one end of the first hand binding frame, a rotating component cooperating with the second hand binding frame is installed at the bottom end of the first hand binding frame, and a strap body is movably installed in the first hand binding frame and the second hand binding frame.

2. The surgical joint fixation device according to claim 1, characterized in that: The lifting assembly includes a first threaded rod and a first turntable. The bottom end of the second bracket is provided with a first sliding groove that cooperates with the first bracket. The first threaded rod is rotatably installed on the top of the inner wall of the first sliding groove. The first bracket is threadedly installed on the first threaded rod. The top of the first threaded rod is fixedly installed with a first rotating shaft. The top end of the first rotating shaft passes through the top end of the second bracket and is fixedly connected to the first turntable.

3. The surgical joint fixation device according to claim 1, characterized in that: A positioning groove is arranged at the bottom end of the first bracket, a plurality of round holes are arranged on one side of the positioning groove, and positioning bolts are installed with inner threads of the round holes.

4. The surgical joint fixation device according to claim 1, characterized in that: The adjusting assembly includes a support column, a turbine and a worm, the support column is fixedly installed on the top of the support plate, the top of the support column slides through the second bracket and is fixedly connected to the turbine, the top of the protection shell is fixedly installed, the worm is rotatably installed on the inner wall of the protection shell, the worm and the turbine are cooperatively connected, and one end of the worm passes through the protection shell and is fixedly connected to the second turntable.

5. The surgical joint fixation device according to claim 4, characterized in that: A limiting disc is fixedly mounted on the outer side of the support column, and a circular groove cooperating with the limiting disc is arranged in the second bracket.

6. The surgical joint fixation device according to claim 1, characterized in that: The rotating assembly includes a support rod, a second threaded rod and a slider, a second slide groove is provided at the bottom end of the first hand binding frame, the second threaded rods are rotatably installed on both sides of the inner wall of the second slide groove, the slider is threadedly installed on the second threaded rod, one side of the slider is hinged to the support rod, and the other end of the support rod is hinged to one side of the second hand binding frame, one end of the second threaded rod is fixedly connected to the second rotating shaft, and one end of the second rotating shaft passes through the first hand binding frame and is fixedly connected to the third turntable.

7. The surgical joint fixation device according to claim 1, characterized in that: Protection pads are fixedly installed on the top ends of the first hand-binding frame and the second hand-binding frame, and an arc-shaped groove is arranged at the center of the top end of the protection pad.

8. The surgical joint fixation device according to claim 1, characterized in that: The first hand binding frame and the second hand binding frame are provided with through holes, the strap body movably passes through the through holes, a plurality of positioning rods are fixedly installed on the top of the inner wall of the through holes, the strap body is provided with positioning holes matching the positioning rods, and Velcro is provided diagonally on both sides of the strap body.

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