CN214259774U - Cross leg skin flap postoperative fixing device - Google Patents

Abstract

The utility model relates to a fixing device after a crus-alternating flap operation, which belongs to the field of medical equipment. The device comprises a base, a traversing device connected with the upper surface of the base in a sliding way, an upper fixing device connected with the traversing device in a sliding way and a lower fixing device arranged on the upper surface of the base; the bottom surface of the lower fixing device is movably connected with a telescopic supporting rod; go up fixing device bottom demountable installation and have last fixing bracket, lower fixing device surface movable mounting has more than two fixing bracket, and fixing bracket's angle is adjustable. The problem of current medical treatment means mostly adopt the bandage to add the fixed mode of gypsum to fix, can't adjust the pressure between two legs in the operation, make skin flap excessively oppress easily is solved. This crus of diaphragm skin surgery postoperative fixing device uses through last fixing device and lower fixing device's combination, can realize multiple fixed mode between the both legs, simple structure, and convenient operation has satisfied the fixed demand of patient's crus of diaphragm skin postoperative.

Description

Cross leg skin flap postoperative fixing device

Technical Field

The utility model relates to a fixing device after a crus-alternating flap operation, which belongs to the field of medical equipment.

Background

When the lower limbs are injured by accident to cause skin defect, and the defect is large to cause tendon leakage or skeleton exposure, a flap repairing operation needs to be carried out, and in order to ensure that a flap survives after the flap operation, the flap can not be pulled or pressed, the pressure between two legs needs to be adjusted to prevent the distortion and folding of the affected limb, and the affected limb needs to be continuously fixed for 3-4 weeks after the operation, so that the pedicle can be cut off to carry out a second-stage operation.

The lower limbs need to be fixed after the operation, so that secondary damage to the repaired operation part caused by the swing of the legs is prevented; most of the existing medical means adopt a mode of fixing by a bandage and plaster, and the mode can not adjust the pressure between two legs, so that the skin flap is easy to be excessively pressed.

Disclosure of Invention

The utility model aims to provide a: provides a fixing device used after the operation of the crus cruris flap, which can adjust the pressure between two legs and fix the legs.

The technical scheme of the utility model is that:

the utility model provides a crus of diaphragm skin surgery postoperative fixing device which characterized in that: the device comprises a base, a traversing device in sliding connection with the upper surface of the base, an upper fixing device in sliding connection with the traversing device, and a lower fixing device arranged on the upper surface of the base.

The transverse moving device comprises a first bracket, a second bracket and a connecting rod fixedly connected between the first bracket and the second bracket; the first support is connected to one side of the upper surface of the base in a sliding mode; the second bracket is connected to the other side of the upper surface of the base in a sliding manner; the connecting rod is arranged at one end of the first support and one end of the second support, which are close to the base.

The base upper surface parallel arrangement have two recesses, first support with the lower bottom surface of second support install respectively in the recess, first support with the lower bottom surface of second support all be provided with the arch, arch and base on recess looks adaptation.

The upper fixing device comprises a movable beam, two hanging rods movably connected with the movable beam and an upper fixing bracket detachably connected with the hanging rods; the opposite face of first support and second support all is provided with the spout, walking beam both ends respectively with the spout sliding connection of first support and second support.

The suspender in the upper fixing device is a telescopic rod, each group of suspenders comprises two telescopic rods, and the telescopic rods are detachably connected with the upper fixing bracket respectively.

The movable beam in the upper fixing device is provided with a bottom surface sliding groove and a side surface sliding groove, the bottom surface sliding groove is communicated with the side surface sliding groove, the upper end of the suspender is detachably hung in the bottom surface sliding groove, and the upper end of the suspender is sleeved with a bearing A which slides in the bottom surface sliding groove; the side surface of the movable beam is provided with more than two locking nuts, the locking nuts are connected in the side surface sliding grooves in a sliding mode, and the bearing A is fixed after the locking nuts are locked.

The lower fixing device comprises a fixing plate, more than two fixing brackets and a supporting seat; the center of the bottom surface of the fixed plate is movably connected with the top end of the supporting seat; two ends of the bottom surface of the fixed plate are respectively movably connected with two telescopic supporting rods;

the upper surface of the fixed plate is provided with a slide rail and a slide block matched with the slide rail; the fixed bracket bottom fixed connection turning block, turning block and slider between be provided with bearing B, the downthehole axis of rotation of installing of bearing B, axis of rotation one end and turning block swing joint, the axis of rotation other end and slider swing joint, it is fixed through screw locking between turning block and the slider.

Last fixing device in last fixing device on the fixing bracket with down fixing device in the fixing bracket all including holding in the palm the pad, the both sides of holding in the palm the pad be provided with the fixed band respectively, the fixed band can dismantle the connection and be in hold in the palm the both sides of pad, hold in the palm the pad for inflatable packer.

The fixing belt is characterized in that one side of the fixing belt is a hook surface, and the other side of the fixing belt is a hook surface, and the fixing belts on the two sides are in lap joint with the hook and loop surface through the hook and loop surface.

The supporting seat is hinged with the center of the bottom surface of the fixed plate and is provided with a through hole; the connecting rod passes through the through hole of the supporting seat.

The upper fixing device also comprises a lifting mechanism; the lifting mechanism comprises a driving rod, two driving gears, a first rack, a second rack and a crank fixedly connected to one end of the driving rod;

one end of the driving rod is rotatably connected with the upper end of the first bracket, and the other end of the driving rod is rotatably connected with the upper end of the second bracket;

the two driving gears are respectively sleeved at two ends of the driving rod;

the first rack is fixedly connected to one end of the side face of the movable beam and meshed with the driving gear;

the second rack is fixedly connected to the other end of the side face of the movable beam and meshed with the driving gear;

and a limiting column is arranged on the outer side surface of the upper end of the first support.

The beneficial effects of the utility model reside in that:

1. the fixing device after the crus-alternating flap operation can realize multiple fixing modes between two legs by the combined use of the upper fixing device and the lower fixing device; the upper fixing device of the utility model can lift the leg to be fixed above, and the lower fixing device can lift the leg to be fixed below, thus preventing excessive pressure and tearing on the skin flap; the transverse moving device of the utility model can move back and forth with the upper fixing device connected with the transverse moving device, and can finely adjust the leg supporting position fixed above the transverse moving device, so that the patient can have a more comfortable posture;

2. the upper fixing device of the utility model can slide up and down to support the legs fixed above and then adjust the pressure of the legs fixed above to the lower legs by adjusting the height of the movable beam, and the suspender can extend and rotate to ensure that the legs fixed above slightly rotate to make the posture of the patient more comfortable; the utility model adopts the inflatable cushion and the bedding air bag, which not only can adjust the lifting height of the leg support frame, but also can ensure that the leg support frame has good shock absorption performance, and can make the leg support frame more comfortable to contact with the leg; the fixing strap of the utility model adopts the magic tape matt surface to conveniently and rapidly complete the fixation of the fixing bracket and the leg; the utility model discloses a hoist mechanism makes the space that has further risen of the height of walking beam, satisfies more user demands through the height of adjusting the walking beam. In the lower fixing device, the telescopic supporting rod on the bottom surface of the fixing plate can realize the rotation and the fixation of the fixing plate around the supporting seat through the telescopic effect. The rotation of the fixing plate realizes the angle adjustment of the fixing bracket of the lower fixing device in the vertical direction. Satisfy the user demand of shank flap postoperative through adjusting fixing device and lower fixing device.

Drawings

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

fig. 2 is a schematic structural view of the lifting device of the present invention;

FIG. 3 is a schematic view showing a cross-sectional structure of the coupling of the suspension bar and the transfer beam;

FIG. 4 is a schematic structural view of a slide rail, a slide block and a rotating block of a fixing plate;

FIG. 5 is a schematic view of a connection structure of the fixing bracket and the slider;

FIG. 6 is a schematic view of the left leg hanging structure of the present invention in use;

FIG. 7 is a structural diagram of the right leg of the utility model in use;

FIG. 8 is a structural diagram of the present invention showing a flat-laid leg;

fig. 9 is a schematic view of the structure of the two legs of the present invention in use.

In the figure: 1. the device comprises a base, 2, a transverse moving device, 2-1, a first support, 2-2, a second support, 2-3, a connecting rod, 3, an upper fixing device, 3-1, a moving beam, 3-2, a hanging rod, 3-3, a bearing A, 3-4, an upper fixing bracket, 4, a lower fixing device, 4-1, a fixing plate, 4-2, a supporting seat, 4-3, a telescopic supporting rod, 5, a lifting mechanism, 5-1, a driving rod, 5-2, a driving gear, 5-3, a crank, 5-4, a first rack, 5-5, a second rack, 6, a fixing bracket, 7, a limiting column, 8, a sliding rail, 9, a sliding block, 10, a rotating block, 11, a locking nut, 12 and a bearing B.

Detailed Description

Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1:

the fixing device used after the crus-crus flap operation is shown in the attached drawing 1 and comprises a base 1, a transverse moving device 2 connected with the upper surface of the base 1 in a sliding manner, an upper fixing device 3 connected with the transverse moving device 2 in a sliding manner and a lower fixing device 4 arranged on the upper surface of the base 1.

The transverse moving device 2 comprises a first bracket 2-1, a second bracket 2-2 and a connecting rod 2-3 fixedly connected between the first bracket 2-1 and the second bracket 2-2; the first bracket 2-1 is connected to one side of the upper surface of the base 1 in a sliding manner; the second bracket 2-2 is connected to the other side of the upper surface of the base 1 in a sliding manner; the connecting rod 2-3 is arranged at one end of the first bracket 2-1 and one end of the second bracket 2-2 close to the base 1.

The upper surface of the base 1 is provided with two grooves in parallel, the lower bottom surfaces of the first support 2-1 and the second support 2-2 are respectively arranged in the grooves, the lower bottom surfaces of the first support 2-1 and the second support 2-2 are respectively provided with a bulge, and the bulges are matched with the grooves on the base 1, so that the traversing device 2 can horizontally slide on the upper surface of the base 1.

The upper fixing device 3 comprises a movable beam 3-1, two suspension rods 3-2 movably connected with the movable beam 3-1 and an upper fixing bracket 3-4 detachably connected with the suspension rods 3-2; the opposite surfaces of the first support 2-1 and the second support 2-2 are respectively provided with a sliding groove, and two ends of the movable beam 3-1 are respectively connected with the sliding grooves of the first support 2-1 and the second support 2-2 in a sliding manner.

The hanging rods 3-2 in the upper fixing device 3 are telescopic rods, each group of hanging rods 3-2 comprises two telescopic rods, and the telescopic rods are detachably connected with the upper fixing brackets 3-4 respectively. The upper fixing bracket 3-4 and the suspender 3-2 are angularly adjustable through a rotating shaft and are locked and fixed by a locking nut 11, and the upper fixing bracket 3-4 can realize angular adjustment in the vertical direction, so that the lower limb of a patient can be adjusted to the most reasonable joint angle with the upper fixing bracket 3-4. The hanging rods 3-2 are telescopic rods, each group of hanging rods 3-2 comprises two telescopic rods, the telescopic rods are detachably connected with the upper fixing brackets 3-4 respectively, the length of the hanging rods 3-2 can be adjusted according to use requirements, and the two hanging rods 3-2 can be matched with each other to be used in different lengths.

The movable beam 3-1 in the upper fixing device 3 is provided with a bottom surface chute and a side surface chute, as shown in figure 3, the bottom surface chute is communicated with the side surface chute, the upper end of the suspender 3-2 is detachably hung in the bottom surface chute, and the suspender 3-2 can be taken down from the bottom surface chute of the movable beam 3-1 when not used. The upper end of the suspender 3-2 is sleeved with a bearing A3-3, and the bearing A3-3 slides in the bottom sliding groove; a locking nut 11 is arranged on the side face of the movable beam 3-1, the locking nut 11 is connected in a side face sliding groove in a sliding mode, and the bearing A3-3 is fixed after the locking nut 11 is locked. The hanger rod 3-2 can rotate in the horizontal direction through the bearing A3-3, the hanger rod 3-2 drives the upper fixing bracket 3-4 to rotate together, the angle adjustment of the upper fixing bracket 3-4 in the horizontal direction is realized, after the angle adjustment is finished, the locking nut 11 slides to the position of the hanger rod 3-2 in the side sliding groove, and the bearing A3-3 is locked and fixed.

The lower fixing device 4 comprises a fixing plate 4-1, more than two fixing brackets 6 and a supporting seat 4-2; the fixed plate 4-1 is movably connected to the top end of the supporting seat 4-2, two telescopic supporting rods 4-3 are arranged on the bottom surface of the fixed plate 4-1, and the telescopic supporting rods 4-3 are movably connected with the bottom surface of the fixed plate 4-1; the upper surface of the fixed plate 4-1 is provided with a slide rail 8 and a slide block 9 matched with the slide rail 8; as shown in fig. 5, the bottom of the fixed bracket 6 is fixedly connected with a rotating block 10; the novel slide block structure is characterized in that a bearing B12 is arranged between the rotating block 10 and the slide block 9, as shown in the attached drawing 4, a rotating shaft is installed in a bearing B12 hole, one end of the rotating shaft is movably connected with the rotating block 10, the other end of the rotating shaft is movably connected with the slide block 9, a circular through groove is processed in the rotating block 10, a screw hole is formed in the slide block 9, and after the rotating block 10 rotates, a screw slides to the position of the screw hole in the circular through groove, so that the rotating block 10 and the slide block 9 can be locked and fixed through the screw. The adjustment of the upper fixing bracket 6 of the lower fixing device 4 in the horizontal angle is realized by horizontally rotating the rotating block 10.

The bottom surface of the lower fixing device 4 is hinged with a supporting seat 4-2, and the supporting seat 4-2 is provided with a through hole; the supporting seat 4-2 is hinged with the center of the bottom surface of the fixed plate 4-1, and the supporting seat 4-2 is provided with a through hole; the connecting rod 2-3 passes through the through hole of the supporting seat 4-2, and the supporting seat 4-2 is in sliding connection with the connecting rod 2-3. The supporting seat 4-2 slides on the connecting rod 2-3 to drive the fixing plate 4-1 in the lower fixing device 4 to move in the horizontal direction. The telescopic supporting rod 4-3 on the bottom surface of the fixed plate 4-1 can realize the rotation and fixation of the fixed plate 4-1 around the supporting seat 4-2 through the telescopic action. Rotation of the fixed plate 4-1 effects angular adjustment of the fixed bracket 6 on the lower fixture 4 in the vertical direction.

The upper fixing bracket 3-4 in the upper fixing device 3 and the fixing bracket 6 in the lower fixing device 4 both comprise support pads, fixing belts are respectively arranged on two sides of each support pad, and the fixing belts are detachably connected on two sides of each support pad. The fixing band of both sides is passed through the magic and is pasted hook face and magic tape matt surface overlap joint together, and is more swift stable when fixed for fixing that one side of fixing band is for the hook face of magic tape matt surface opposite side.

The upper fixing device 3 further comprises a lifting mechanism 5; as shown in fig. 2, the lifting mechanism 5 comprises a driving rod 5-1, two driving gears 5-2, a first rack 5-4 and a second rack 5-5, and a crank 5-3 fixedly connected to one end of the driving rod 5-1; one end of the driving rod 5-1 is rotatably connected with the upper end of the first bracket 2-1, and the other end of the driving rod is rotatably connected with the upper end of the second bracket 2-2; the two driving gears 5-2 are respectively sleeved at two ends of the driving rod 5-1; the first rack 5-4 is fixedly connected to one end of the side face of the movable beam 3-1, and the first rack 5-4 is meshed with the driving gear 5-2; the second rack 5-5 is fixedly connected to the other end of the side face of the movable beam 3-1, and the second rack 5-5 is meshed with the driving gear 5-2; and a limiting column 7 is arranged on the outer side surface of the upper end of the first support 2-1 and has a limiting effect on the lifting mechanism 5.

The fixing device after the crus-alternating flap operation can realize multiple fixing modes between two legs by the combined use of the upper fixing device 3 and the lower fixing device 4; the upper fixing device 3 of the utility model can lift the legs upwards, and the lower fixing device 4 can lift the legs upwards, thus preventing excessive pressure and tearing on the skin flap; the transverse moving device 2 of the utility model can move back and forth with the upper fixing device 3 connected with the transverse moving device and can finely adjust the leg supporting position fixed above the transverse moving device, so that the patient can have more comfortable posture; the movable beam 3-1 of the utility model can slide up and down to support the legs fixed above and then adjust the pressure of the legs fixed above to the lower legs by adjusting the height of the movable beam 3-1, and the suspender 3-2 can make the legs fixed above rotate slightly to make the posture of the patient more comfortable; the utility model adopts the inflatable cushion and the air bag for bedding, which not only can adjust the lifting height of the leg support frame, but also can ensure that the leg support frame has good shock absorption performance; the contact with the legs is more comfortable; the fixing straps of the utility model all adopt magic tape matt surfaces, so that the fixing of the upper fixing bracket 3-4 or the fixing bracket 6 and the leg part can be conveniently and rapidly completed; the lifting mechanism 5 of the utility model makes the height of the movable beam 3-1 have a space for further rising. In the lower fixing device 4, the telescopic supporting rod 4-3 at the bottom surface of the fixing plate 4-1 can realize the rotation and the fixation of the fixing plate 4-1 around the supporting seat 4-2 through the extension and retraction. The rotation of the fixing plate 4-1 enables the angular adjustment of the fixing bracket 6 of the lower fixing means 4 in the vertical direction. The use requirement after the crus-crus flap operation is met by adjusting the upper fixing device 3 and the lower fixing device 4.

Example 2:

when a patient needs to adopt a posture that the right leg is lowered and the left leg is lifted for fixing, as shown in the attached figure 6, firstly, the supporting seat 4-2 of the lower fixing device 4 slides to a position suitable for placing the two legs of the patient along the connecting rod 2-3, and then the angle of the fixing plate 4-1 is adjusted by adjusting the length of the telescopic rod; then the position of the transverse moving device 2 on the base 1 is adjusted, then the lower fixing device 4 is slid to the side, which is far to the right, of the base 1, the number and the position of the fixing brackets 6 on the lower fixing device 4 are determined according to the positions of the legs of the patient needing to be fixed, the fixing brackets 6 are adjusted in a sliding mode on the sliding rails 8, meanwhile, the angle between the rotating block 10 and the sliding block 9 below the fixing brackets 6 is rotated, and the right leg is placed on the fixing brackets 6 and is fixed together in a lap joint mode through the fixing belts after the fixing requirements of the patient are met.

And then the rotating block 10 is screwed and fixed on the sliding block 9, and the sliding block 9 is fixed between the sliding block 9 and the sliding rail 8 through a locking nut.

Then, the lifting mechanism 5 is used for shaking the crank 5-3 to adjust the height of the movable beam 3-1 in the upper fixing device 3, the movable beam 3-1 can move up and down in the sliding grooves of the first bracket 2-1 and the second bracket 2-2 until the fixing bracket reaches the proper height, the position of the crank 5-3 is locked through the limiting column 7, and the movable beam 3-1 is fixed. Because the fixing bracket 6 is detachably connected with the suspender 3-2, the fixing bracket is detached at the moment, the fixing bracket is firstly placed below the left leg of the patient, then the angle between the suspender 3-2 and the fixing bracket 6 is adjusted, and after the position is determined, the fixing bracket 6 is fixed on the suspender 3-2.

When the patient needs to adopt the posture that the left leg is lowered and the right leg is lifted for fixing, as shown in fig. 7, the operation is the same as the above-mentioned principle, and the left and right relative positions of the upper fixing device 3 and the lower fixing device 4 are exchanged for use. In use, the airbag is paved below the fixed bracket 6, so that the patient feels more comfortable while absorbing shock.

Example 3:

when a patient needs to fix both legs on the lower fixing device 4 at the same time, as shown in fig. 8, firstly, the supporting seat 4-2 of the lower fixing device 4 slides to a position suitable for placing both legs of the patient along the connecting rod 2-3, and then the angle of the fixing plate 4-1 is adjusted by adjusting the length of the telescopic rod; and then the number and the position of the fixed brackets 6 on the lower fixing device 4 are determined according to the positions of the legs fixed on the fixed plate 4-1 as required, the fixed brackets 6 are adjusted by sliding on the sliding rails 8, and the angle between the rotating block 10 and the sliding block 9 below the fixed brackets 6 is simultaneously rotated until the fixing requirements of the patient are met, and then the two legs of the patient are simultaneously placed on the fixed brackets 6 and are lapped together and fixed through the fixing belts.

And finally, the rotating block 10 is screwed and fixed on the sliding block 9, and the sliding block 9 is fixed between the sliding block 9 and the sliding rail 8 through a locking nut. At this time, both legs of the patient can be simultaneously fixed to the fixing plate 4-1 of the lower fixing means 4. In use, the airbag is paved below the fixed bracket 6, so that the patient feels more comfortable while absorbing shock.

Example 4:

when a patient needs to suspend and fix two legs above the patient at the same time, only the upper fixing device 3 is used, as shown in fig. 9, the position of the transverse moving device 2 on the base 1 is firstly adjusted, then the crank 5-3 is shaken by the lifting mechanism 5 to adjust the height of the moving beam 3-1 in the upper fixing device 3, the moving beam 3-1 can move up and down in the sliding grooves of the first support 2-1 and the second support 2-2, and after the fixing bracket reaches the proper height, the crank 5-3 is locked by the limiting column 7, and the moving beam 3-1 is fixed. Because the fixing bracket 6 is detachably connected with the hanging rods 3-2, the fixing bracket 6 is detached at the moment, the fixing bracket is firstly placed below the left leg of the patient, then the distance between the two hanging rods 3-2, the angles of the hanging rods 3-2 and the fixing bracket 6 and the positions of the hanging rods 3-2 and the fixing bracket 6 are all determined, and then the fixing bracket 6 is locked on the hanging rods 3-2. The fixing of the simultaneous lifting of the two legs of the patient is completed, the lifting rods 3-2 are telescopic rods, each group of lifting rods 3-2 comprises two telescopic rods, the telescopic rods are detachably connected with the fixing bracket 6 respectively, the lengths of the two groups of lifting rods 3-2 can be adjusted according to requirements respectively, the lifting rods 3-2 horizontally rotate through bearings at the top ends, and the angle between the lifting rods 3-2 and the fixing bracket 6 is adjusted to the angle which is most comfortable for the patient according to requirements. In use, the airbag is paved below the fixed bracket 6, so that the patient feels more comfortable while absorbing shock.

The above-described embodiments are merely preferred examples of the present invention and are not exhaustive of the possible implementations of the present invention. Any obvious modifications to the above would be obvious to those of ordinary skill in the art, but would not bring the invention so modified beyond the spirit and scope of the present invention.

Claims (10)

1. The utility model provides a crus of diaphragm skin surgery postoperative fixing device which characterized in that: the device comprises a base (1), a transverse moving device (2) in sliding connection with the upper surface of the base (1), an upper fixing device (3) in sliding connection with the transverse moving device (2), and a lower fixing device (4) arranged on the upper surface of the base (1).

2. The device of claim 1, wherein the fixation device is used after a flap surgery, and comprises: the transverse moving device (2) comprises a first bracket (2-1), a second bracket (2-2) and a connecting rod (2-3) fixedly connected between the first bracket (2-1) and the second bracket (2-2); the first bracket (2-1) is connected to one side of the upper surface of the base (1) in a sliding manner; the second bracket (2-2) is connected to the other side of the upper surface of the base (1) in a sliding manner; the connecting rod (2-3) is arranged at one end of the first bracket (2-1) and one end of the second bracket (2-2) close to the base (1).

3. The device of claim 2, wherein the fixing device is used after the operation of the flap of the thigh-bone flap: the upper surface of the base (1) is provided with two parallel grooves, the lower bottom surfaces of the first support (2-1) and the second support (2-2) are respectively installed in the grooves, the lower bottom surfaces of the first support (2-1) and the second support (2-2) are respectively provided with a protrusion, and the protrusions are matched with the grooves of the base (1).

4. The device of claim 2, wherein the fixing device is used after the operation of the flap of the thigh-bone flap: the upper fixing device (3) comprises a movable beam (3-1), two suspension rods (3-2) movably connected with the movable beam (3-1) and an upper fixing bracket (3-4) detachably connected with the suspension rods (3-2); the opposite surfaces of the first support (2-1) and the second support (2-2) are respectively provided with a sliding groove, and the two ends of the movable beam (3-1) are respectively in sliding connection with the sliding grooves of the first support (2-1) and the second support (2-2).

5. The device of claim 4, wherein the fixing device is used after the operation of the flap of the thigh-section: the hanging rods (3-2) in the upper fixing device (3) are telescopic rods, each group of hanging rods (3-2) comprises two telescopic rods, and the telescopic rods are detachably connected with the upper fixing brackets (3-4) respectively.

6. The device of claim 4, wherein the fixing device is used after the operation of the flap of the thigh-section: a moving beam (3-1) in the upper fixing device (3) is provided with a bottom surface sliding groove and a side surface sliding groove which are communicated, the upper end of the suspender (3-2) is detachably hung in the bottom surface sliding groove, a bearing A (3-3) is sleeved at the upper end of the suspender (3-2), and the bearing A (3-3) slides in the bottom surface sliding groove; the side surface of the movable beam (3-1) is provided with more than two locking nuts (11), the locking nuts (11) are connected in the side surface sliding grooves in a sliding mode, and the bearing A (3-3) is fixed after the locking nuts (11) are locked.

7. The device of claim 2, wherein the fixing device is used after the operation of the flap of the thigh-bone flap: the lower fixing device (4) comprises a fixing plate (4-1), more than two fixing brackets (6) and a supporting seat (4-2); the center of the bottom surface of the fixed plate (4-1) is movably connected with the top end of the supporting seat (4-2); two ends of the bottom surface of the fixed plate (4-1) are respectively movably connected with two telescopic supporting rods (4-3);

a slide rail (8) and a slide block (9) matched with the slide rail (8) are arranged on the upper surface of the fixed plate (4-1); fixed bracket (6) bottom fixed connection turning block (10), turning block (10) and slider (9) between be provided with bearing B (12), the downthehole axis of rotation of installing of bearing B (12), axis of rotation one end and turning block (10) swing joint, the axis of rotation other end and slider (9) swing joint, it is fixed through screw locking between turning block (10) and slider (9).

8. The device for fixing after a surgical operation of a skin flap for crus according to claim 4 or 7, wherein: the fixing device is characterized in that the upper fixing bracket (3-4) in the upper fixing device (3) and the fixing bracket (6) in the lower fixing device (4) both comprise support pads, fixing belts are respectively arranged on two sides of each support pad, and the fixing belts are detachably connected to two sides of each support pad.

9. The device of claim 7, wherein the fixing device is used after the operation of the flap of the thigh-bone flap: the supporting seat (4-2) is hinged with the center of the bottom surface of the fixed plate (4-1), and the supporting seat (4-2) is provided with a through hole; the connecting rod (2-3) passes through the through hole of the supporting seat (4-2).

10. The device of claim 4, wherein the fixing device is used after the operation of the flap of the thigh-section: the upper fixing device (3) further comprises a lifting mechanism (5); the lifting mechanism (5) comprises a driving rod (5-1), two driving gears (5-2) respectively sleeved at two ends of the driving rod (5-1), a first rack (5-4) fixedly connected to one end of the side surface of the movable beam (3-1) and a second rack (5-5) fixedly connected to the other end of the side surface of the movable beam (3-1);

a limiting column (7) is arranged on the outer side face of the upper end of the first support (2-1);

one end of the driving rod (5-1) is rotatably connected with the upper end of the first bracket (2-1), and the other end of the driving rod is rotatably connected with the upper end of the second bracket (2-2); a crank (5-3) is fixedly connected to one end, extending out of the first bracket (2-1), of the driving rod (5-1);

the first rack (5-4) is meshed with the driving gear (5-2);

the second rack (5-5) is meshed with the driving gear (5-2).

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