CN113397895B - Device for assisting in fixing lower limb body position in lower limb operation - Google Patents

Abstract

The invention discloses a device for auxiliary fixation of lower limbs in lower limb surgery, comprising: a support frame, a connecting groove 1 is provided on the top of the support frame, and a limit chute and a positioning hole are respectively provided on the support frame; The support bracket is connected to the outside of the support frame, and the top of the support bracket is provided with a placement slot for auxiliary support and fixation of the lower limb; Between the inner wall of the support frame and the inner wall of the support bracket, each group of support brackets is individually regulated, so that the support bracket at the lower limb part of the required operation can be adjusted downward, so that the lower limb operation range is completely It is exposed to facilitate the operation, and the support bracket without downward adjustment can continue to perform auxiliary support and fixation on the part that does not require surgery, so as to ensure the stability of the lower limb surgery.

Description

A device for auxiliary fixation of lower limb position in lower limb surgery

technical field

The invention belongs to the technical field of medical equipment, and in particular relates to a device for auxiliary fixation of lower limb positions in lower limb surgery.

Background technique

With the continuous development and progress of clinical medicine, the growth of medical technology has brought great help to people's diseases and treatment, increasing the success rate of patients' medical treatment and reducing the pain caused by diseases.

The lower extremity is the main support for human walking. When the lower extremity has a disease, it is necessary to perform surgery and medical treatment on the lower extremity to speed up the rehabilitation efficiency and effect of the lower extremity, so that the lower extremity can be effectively treated. The lower limbs are supported and immobilized.

In the prior art, during the operation of the existing lower limbs, manpower is required for support, and the support time is affected by the length of the operation time, which brings unnecessary fatigue and pressure to the medical staff during long-term manual support, and the long-term The support of time will cause the hand to be tense and move freely, which will affect the stability and safety of the patient's lower extremity surgery.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a device for auxiliary fixation of the position of the lower limbs in lower limb surgery, so as to solve the problems raised in the above-mentioned background art.

To achieve the above object, the present invention has adopted the following technical solutions:

A device for auxiliary fixation of lower limbs in lower limb surgery, comprising: a support frame, a connecting slot 1 is provided on the top of the support frame, a limit chute and a positioning hole are respectively provided on the support frame; a support bracket, the The support bracket is connected to the outer side of the support frame, and a placement slot is opened on the top of the support bracket for auxiliary support and fixation of the lower limb; a spring telescopic piece, the spring telescopic piece is installed on the support frame Between the inner wall of the support bracket and the inner wall of the support bracket, it is used to connect the support bracket and the support bracket; the limit slide plate, the surface of the limit slide plate is fixed on the inner side of the support bracket, used to strengthen the support bracket Stability during lifting adjustment; positioning screw, the surface thread of the positioning screw is installed between the surface of the support bracket and the surface of the limit slide plate, which is used for the fixing of the positioning hole after the lifting adjustment of the support bracket .

By adopting the above technical solution, it is convenient to adjust the support bracket downward in the lower limb part to be operated, so that the operation range of the lower limb is completely exposed, which is convenient for the operation, and the support bracket without downward adjustment can continue to adjust the operation. The parts that do not need surgery are supported and fixed to ensure the stability of lower limb surgery.

Preferably, one limit chute corresponds to three positioning holes, and the interior of the limit chute and the interior of the positioning holes communicate with each other for connecting positioning screws.

By adopting the above technical scheme, it is convenient to position and use at different heights by cooperating with positioning screws.

Preferably, the support brackets are provided with at least nine groups, the nine groups of support brackets are distributed in parallel, and the adjustment and positioning structures on each group of support brackets are the same.

By adopting the above technical scheme, the nine groups of support brackets are independently regulated, which facilitates adaptive adjustment of the scope of the operation.

Preferably, the inner surface of the support bracket is slidably connected to the outer surface of the support bracket, and the surface of the limit slide is slidably connected to the inner surface of the limit chute, which is used to adjust the support bracket up and down. limit.

By adopting the above technical solution, a limit is provided for the lifting and adjustment of the support bracket, so that the lifting and adjustment of the support bracket is more stable and reliable.

Preferably, the surface of the positioning screw is engaged with the inner surface of the positioning hole, and is used for positioning after the lifting and adjustment of the support bracket.

By adopting the above technical solution, the positioning screw facilitates the positioning of the support bracket after the lifting and adjustment.

Preferably, a receiving slot, a second connecting slot and a through hole are respectively provided on the support bracket; a spring winder is installed inside the receiving slot, and a binding band is wound on the surface of the spring winder, so One end of the binding strap is fixedly connected with a buckle; the inner wall of the second connecting groove is fixedly connected with a hook.

By adopting the above technical solution, the lower limbs supported and fixed by the patient are tightened through the restraint bandages, so as to ensure the stability of the lower limbs when they are supported.

Preferably, the inside of the receiving groove and the inside of the through hole are communicated with each other, and the size of the retaining ring is larger than that of the through hole, which is used for stable storage of the retaining ring when it is not in use.

By adopting the above technical solution, the pulling and pulling of the binding bandage during use is facilitated.

Preferably, the restraint strap is provided with a plurality of clamping holes, and the support bracket is provided with a shrinking groove, a connecting sliding hole and a limit clamping groove;

The inner wall of the shrinking groove is fixedly connected with a limit spring, one side of the limit spring is fixedly connected with a sliding block, one side of the sliding block is fixedly connected with a positioning shaft, and the outer side of the sliding block is fixedly connected with a movable pusher. plate.

By adopting the above technical solution, it is convenient to use the positioning shaft to limit and block the restraint strap after being pulled, and the phenomenon of loosening occurs when the restraint strap is placed and used.

Preferably, the interior of the shrinking groove is communicated with the interior of the limit slot through a through hole, and the interior of the shrinking groove is communicated with the interior of the connecting sliding hole, which is used for the stability of the sliding block and the positioning shaft. Slide adjustment.

By adopting the above technical solutions: shrinking grooves, through holes and limit clamping grooves facilitate the telescopic regulation of the positioning shaft.

Preferably, one side of the movable push plate passes through the inside of the connecting sliding hole and extends to the outside of the support bracket, so as to drive the sliding block to move and adjust synchronously.

By adopting the above technical solution, it is convenient to manually adjust the positioning axis.

Technical effects and advantages of the present invention:

Each set of support brackets can be adjusted individually, so that the support bracket at the lower limb part of the required operation can be adjusted downward, so that the lower limb surgical scope can be fully exposed, which is convenient for the operation, and there is no support bracket for downward adjustment. It can continue to perform auxiliary support and fixation on the parts that do not require surgery to ensure the stability of lower extremity surgery.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of the first embodiment of the device for auxiliary fixation of lower limb position in lower limb surgery according to the present invention;

Fig. 2 is the top view of the whole shown in Fig. 1;

Fig. 3 is the sectional view of A-A part described in Fig. 2;

Fig. 4 is the sectional view of B-B part described in Fig. 2;

5 is a schematic diagram of the overall structure of the second embodiment of the device for auxiliary fixation of lower limb positions in lower limb surgery according to the present invention;

Fig. 6 is the enlarged view of A part shown in Fig. 5;

Fig. 7 is the enlarged view of B part shown in Fig. 5;

Fig. 8 is the structural representation of the restraint strap shown in Fig. 6;

FIG. 9 is a schematic diagram of an optimized structure of the support frame 1 shown in FIG. 1 .

In the picture:

1. Supporting frame, 11. Connecting slot one, 12. Limiting chute, 13. Positioning hole, 100, Base, 110, Limiting slide plate, 120, First rotating piece, 130, Telescopic piece, 140, Second rotating piece piece;

2. Support bracket, 21, placement slot, 200, storage slot, 201, through hole, 202, shrink slot, 203, connecting sliding hole, 204, limit card slot, 210, connecting slot 2;

3. Spring expansion parts;

4. Limit skateboard;

5. Positioning screws;

6. Spring winder;

7. Binding straps, 71, buckles, 72, card holes;

8. Limit spring, 81, sliding block, 82, positioning shaft, 83, movable push plate;

9. Card hook.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to FIGS. 1 to 9 in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of them. Example. The specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1:

As shown in FIG. 1-FIG. 4, the present invention provides a device for auxiliary fixation of lower limbs in lower limb surgery, including a support frame 1, a connection groove 11 is opened on the top of the support frame 1, and a connection groove 11 is formed on the top of the support frame 1. A limit chute 12 and a positioning hole 13 are respectively provided, the support brackets 2 are provided with at least nine groups, and the nine groups of support brackets 2 are distributed in parallel, and the adjustment and positioning structures on each group of support brackets 2 are the same, One limit chute 12 corresponds to three positioning holes 13 . The interior of the limit chute 12 is communicated with the interior of the positioning hole 13 for connecting positioning screws. The inner side of the support frame 1 is hollowed out. The structure is convenient for the installation of the spring retractable member 3. The nine groups of support brackets 2 are evenly and parallelly distributed above the support frame 1. The supporting bracket 2 can be adjusted downward, so that the operation range of the lower extremity can be fully exposed, which is convenient for the operation. For stability, the three positioning holes 13 are distributed up and down, corresponding to the highest, middle and lowest positions of the installation from top to bottom;

Support bracket 2, the support bracket 2 is connected to the outside of the support frame 1, and a placement slot 21 is opened on the top of the support bracket 2 for auxiliary support and fixation of the lower limbs. The support bracket 2 The inner surface of the placement groove 21 is made of elastic medical plastic, which enhances the comfort of the device, avoids the compression of the leg blood vessels due to long-term support and fixation, enhances the safety of the operation of the device, and provides a guarantee for the actual use of the patient. ;

A spring telescopic piece 3, the spring telescopic piece 3 is installed between the inner wall of the support frame 1 and the inner wall of the support bracket 2, and is used to connect the support frame 1 and the support bracket 2, and the spring telescopic piece 3 is elastic The retractable structure, on the one hand, plays a supporting role for the support bracket 2, and on the other hand provides a limit for the lifting and adjustment of the support bracket 2, so as to ensure the stability of the lifting and adjustment of the support bracket 2;

The limit slide 4, the surface of the limit slide 4 is fixed on the inner side of the support bracket 2, to enhance the stability of the support bracket 2 during lifting and adjustment, the limit slide 4 can increase the support bracket 2 and the support bracket 2. The stability of the connection between the limit chutes 12 ensures that the support bracket 2 does not shift or tilt during the lifting adjustment, and ensures the stability of the lifting adjustment of the support bracket 2;

The positioning screw 5, the surface thread of the positioning screw 5 is installed between the surface of the support bracket 2 and the surface of the limit slide plate 4, and is used for the fixing of the positioning hole 13 after the lifting and adjustment of the support bracket 2, After the positioning screw 5 is fully tightened, the shaft end of the positioning screw 5 is clamped with the inner surface of the positioning hole 13, and the front and back sides of the support bracket 2 are provided with the positioning screw 5 and the corresponding positioning structure, and the positioning screw 5 is completely loosened. After that, the shaft end of the positioning screw 5 is separated from the interior of the positioning groove 13, and the support bracket 2 is separated from the limit of the positioning screw 5, so that the support bracket 2 can be stably moved up and down, so as to facilitate the use of a single support bracket 2. Adjust, when the support bracket 2 is adjusted to the required height, tighten the positioning screw 5, so that the shaft end of the positioning screw 5 is stuck into the interior of the current corresponding positioning hole 13, so as to realize the limit and the adjustment of the rear support bracket 2. Fixed, the device as a whole can be used horizontally, or it can be used after being erected, and the choice is made according to the actual needs of use.

The inner surface of the support bracket 2 is slidably connected to the outer surface of the support frame 1 , and the surface of the limit slide 4 is slidably connected to the inner surface of the limit chute 12 for supporting the bracket 2 up and down. The adjustment of the limit, the cooperation of the limit slide 4 and the limit chute 12 provides the function of limit and support for the lifting and adjustment of the support bracket 2, and ensures the stability of the support bracket 2 during the lifting and adjustment.

As shown in Figure 1, Figure 2 and Figure 4, the surface of the positioning screw 5 is clamped with the inner surface of the positioning hole 13 for positioning after the lifting and adjustment of the support bracket 2. The surface of the positioning screw 5 is connected to the support bracket 2. The surface of the bracket 2 and the surface of the limit slide 4 are threadedly connected, and the positioning screw 5 can be clamped with the inside of the positioning hole 13 after being tightened, and can be released from the inside of the positioning hole 13 and stored in the support bracket after being loosened. 2 and the limit slide 4.

Embodiment 2:

As shown in FIGS. 5-9 , a receiving slot 200 , a second connecting slot 210 and a through hole 201 are respectively opened on the support bracket 2 ; a spring winder 6 is installed inside the receiving slot 200 . The surface of the winder 6 is wound with a binding strap 7, and one end of the binding strap 7 is fixedly connected with a buckle 71; It is equipped with a pull-out restraint strap 7. After the restraint strap 7 is pulled out, it is easily buckled on the surface of the hook 9 through the buckle 71, so that the lower limb supported and fixed by the patient can be tightened by the restraint strap 7, so as to ensure the correct operation of the patient. For the stability of lower limb support, the restraint strap 7 is provided with a plurality of clamping holes 72, and the support bracket 2 is provided with a shrinking slot 202, a connecting sliding hole 203 and a limit slot 204; the shrinking slot The inner wall of 202 is fixedly connected with a limit spring 8, one side of the limit spring 8 is fixedly connected with a sliding block 81, one side of the sliding block 81 is fixedly connected with a positioning shaft 82, and the outer side of the sliding block 81 is fixedly connected There is a movable push plate 83, the clamping holes 72 on the restraint strap 7 are evenly distributed on its surface, and the clamping holes 72 can reduce the area for tightening the lower limbs on the one hand, and on the other hand, are convenient to be clamped with the surface of the positioning shaft 82 to realize Limit and fix the restraint straps 7 after tying the lower limbs to prevent the restraint straps 7 from loosening during the operation, ensure the stability of the tightening of the lower limbs during the operation, and enhance the safety of the operation. The shrink groove 202 The inner sliding block 81 can be slidably adjusted through the movable push plate 83 . When the sliding block 81 compresses the limit spring 8 , the sliding block 81 synchronously drives the positioning shaft 82 to disengage from the limit slot 204 and retract into the shrinkage groove. In the interior of 202, after the positioning shaft 82 is retracted into the interior of the shrinking groove 202, it is convenient for the restraint strap 7 to be pulled out normally. The push plate 83 and the sliding block 81 drive the positioning shaft 82 to move to the inside of the limit slot 204 under the elastic force of the limit spring 8 . Inside the card slot 204, when the positioning shaft 82 is snapped into the inside of the card hole 72, a limit for the restraint strap 7 is formed, so that the restraint strap 7 is in a tightened state, and the phenomenon of loosening does not occur, and the restraint is kept. Strap 7 stability when in use.

The interior of the receiving slot 200 is communicated with the interior of the through hole 201. The size of the retaining ring 71 is larger than the size of the through hole 201, which is used for the stability of the retaining ring 71 when it is not in use. The 71 cannot pass through the interior of the through hole 201 after being contracted, and the retaining ring 71 is kept at the outer side of the support bracket 2 to facilitate the pulling and pulling of the binding strap 7 in use.

The inside of the shrinking slot 202 is communicated with the inside of the limit slot 204 through the through hole 201 , and the inside of the shrinking slot 202 is communicated with the inside of the connecting sliding hole 203 for the sliding block 81 and positioning. The shaft 82 is stably sliding and adjusted, and the positioning shaft 82 inside the shrinking slot 202 can penetrate into the interior of the limiting slot 204 through the interior of the through hole 201, so as to facilitate the extension and contraction adjustment of the positioning shaft 82, thereby facilitating the regulation of the binding strap 7 .

One side of the movable push plate 83 passes through the inside of the connecting sliding hole 203 and extends to the outside of the support bracket 2 to drive the sliding block 81 to move and adjust synchronously. The movable push plate 83 is exposed outside, which is convenient for manual operation. adjustment and use.

Further, the bottom of the support frame 1 is provided with a base 100 , and the top of the base 100 is fixedly connected to a limit slide 110 , and the top of the limit slide 110 penetrates the surface of the support frame 1 and extends to the interior of the support frame 1 , and the limit The surface of the slide plate 110 is slidably connected with the surface of the support frame 1, and the surface of the limit slide plate 110 is rotationally connected to the inner side of the support frame 1 through the rotating shaft, which provides support for the rotation of the support frame 1 to ensure the connection between the support frame 1 and the limit slide plate 110. the stability of the connection;

A first rotating member 120 is fixedly connected to the inner side of the base 100 , a telescopic member 130 is rotatably connected to the surface of the first rotating member 120 , and a second rotating member 140 is rotatably connected to the output end of the telescopic member 130 . The top end is fixedly connected with the bottom of the support frame 1, and the telescopic element 130 connects the base 100 and the support frame 1 through the first rotating member 120 and the second rotating member 140, so as to facilitate the upward rotation adjustment of the support frame 1 through the telescopic member 130 to adapt to different The lower limb position of the inclined structure can meet the needs of patients to perform surgical medical treatment under the lower limb position of different inclined structures, and enhance the adaptability of the lower limb support.

To sum up, the device for lower limb position auxiliary fixation in lower limb surgery can not only adjust each group of support brackets 2 separately, so as to adjust the support bracket 2 downward in the lower limb part of the required operation, so that the scope of the lower limb operation can be completely adjusted. It is exposed to facilitate the operation, and the support bracket 2 without downward adjustment can continue to assist and fix the part that does not require operation, so as to ensure the stability of the lower limb operation;

In addition, the clamping hole 72 on the restraint strap 72 is used in conjunction with the positioning shaft 82 to realize the limit and fixation of the restraint strap 7 after tying the lower limb, prevent the restraint strap 7 from loosening during the operation, and ensure the operation. The stability of the tightening of the lower limbs during the process enhances the safety of the operation. When the positioning shaft 82 is snapped into the interior of the clamping hole 72, a limit for the restraint strap 7 is formed, so that the restraint strap 7 is in a tightened state and does not stop. The phenomenon of loosening occurs, and the stability of the restraint strap 7 is maintained during use.

Finally, it should be noted that the above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to Modifications are made to the technical solutions described in the foregoing embodiments, or equivalent replacements are made to some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection.

Claims (7)

1. The utility model provides a device that lower limbs position was supplementary fixed in lower limbs operation which characterized in that includes:

the supporting frame (1) is provided with a first connecting groove (11) at the top of the supporting frame (1), and the supporting frame (1) is provided with a limiting sliding groove (12) and a positioning hole (13) respectively;

the supporting bracket (2) is connected to the outer side of the supporting frame (1), and a placing groove (21) is formed in the top of the supporting bracket (2) and used for assisting in supporting and fixing the lower limb part;

the spring telescopic piece (3) is arranged between the inner wall of the support frame (1) and the inner wall of the support bracket (2) and used for connecting the support frame (1) and the support bracket (2);

the surface of the limiting sliding plate (4) is fixed on the inner side of the supporting bracket (2) and used for enhancing the stability of the supporting bracket (2) during lifting adjustment;

the surface of the positioning screw (5) is installed between the surface of the support bracket (2) and the surface of the limiting sliding plate (4) in a threaded mode and used for fixing the support bracket (2) in a matched mode after lifting adjustment is conducted on the support bracket (2);

the supporting bracket (2) is respectively provided with a containing groove (200), a second connecting groove (210) and a through hole (201);

a spring winder (6) is installed inside the accommodating groove (200), a binding band (7) is wound on the surface of the spring winder (6), and one end of the binding band (7) is fixedly connected with a retaining ring (71);

the inner wall of the second connecting groove (210) is fixedly connected with a clamping hook (9);

the interior of the containing groove (200) is communicated with the interior of the through hole (201), and the size of the retaining ring (71) is larger than that of the through hole (201) and is used for stably retracting the retaining ring (71) when the retaining ring is not used;

a plurality of clamping holes (72) are formed in the binding band (7), and a contraction groove (202), a connecting sliding hole (203) and a limiting clamping groove (204) are formed in the supporting bracket (2);

the inner wall fixedly connected with spacing spring (8) of shrink groove (202), one side fixedly connected with sliding block (81) of spacing spring (8), one side fixedly connected with location axle (82) of sliding block (81), the outside fixedly connected with activity push pedal (83) of sliding block (81).

2. The device for assisting in fixing the posture of the lower limb in the lower limb operation according to claim 1, wherein: one limiting sliding groove (12) corresponds to the three positioning holes (13), and the inside of the limiting sliding groove (12) is communicated with the inside of the positioning holes (13) and is used for being connected with a positioning screw.

3. The device for assisting in fixing the posture of the lower limb in the lower limb operation according to claim 1, wherein: prop bracket (2) and be provided with nine at least groups, nine groups prop parallel distribution between bracket (2) to every group props the regulation on bracket (2) the same with location structure.

4. The device for assisting in fixing the posture of the lower limb in the lower limb operation according to claim 3, wherein: the inner surface of the support bracket (2) is in sliding connection with the outer surface of the support frame (1), and the surface of the limiting sliding plate (4) is in sliding connection with the inner surface of the limiting sliding groove (12) and used for limiting the vertical adjustment of the support bracket (2).

5. The device for assisting in fixing the posture of the lower limb in the lower limb operation according to claim 1, wherein: the surface of the positioning screw (5) is clamped with the inner surface of the positioning hole (13) and used for positioning the bracket (2) after lifting adjustment.

6. The device for assisting in fixing the posture of the lower limb in the lower limb operation according to claim 1, wherein: the inner part of the contraction groove (202) is communicated with the inner part of the limiting clamping groove (204) through a through hole (201), and the inner part of the contraction groove (202) is communicated with the inner part of the connecting sliding hole (203) and used for stable sliding adjustment of the sliding block (81) and the positioning shaft (82).

7. The device for assisting in fixing the posture of the lower limb in the lower limb operation according to claim 1, wherein: one side of the movable push plate (83) passes through the inside of the connecting sliding hole (203) and extends to the outer side of the support bracket (2) to drive the sliding block (81) to move and adjust synchronously.

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