CN218832911U - Leg support - Google Patents

Abstract

The present application relates to a leg rest. The leg support includes: a base plate; one end of the first supporting plate is hinged with the bottom plate; one end of the second supporting plate is hinged with the other end of the first supporting plate, and the other end of the second supporting plate is connected with the bottom plate in a sliding manner; the limiting structure is used for limiting the second supporting plate to slide relative to the bottom plate; the crus fixing frame is arranged on the second supporting plate; the locking structure is connected with the bottom plate and used for being connected with the operating table. The leg support of this application can satisfy the great crooked demand of shank, and the suitability is strong.

Description

Leg support

Technical Field

The application relates to the field of medical equipment, in particular to a leg support.

Background

With the development of the technology, minimally invasive surgery for leg surgery is increasingly popular, and due to the lack of vision correction in the minimally invasive surgery, the fracture reduction and the position for placing endophytes need to be repeatedly adjusted under X-ray fluoroscopy, so that the surgical risk and the radiation injury of workers are increased. The problem can be solved better with the leg support that entirely passes through, however, the angle scope that can use to bend the knee is less for current leg support that entirely passes through, is difficult to satisfy the requirement of operation.

Disclosure of Invention

Based on this, the application provides a shank support, can satisfy the great crooked demand of shank, and the operation of being convenient for goes on.

One embodiment of the present application provides a leg rest, comprising: a base plate; one end of the first supporting plate is hinged with the bottom plate; one end of the second supporting plate is hinged with the other end of the first supporting plate, and the other end of the second supporting plate is connected with the bottom plate in a sliding manner; the limiting structure is used for limiting the second supporting plate to slide relative to the bottom plate; the shank fixing frame is arranged on the second supporting plate; the locking structure is connected with the bottom plate and used for being connected with the operating table.

According to some embodiments of the application, the leg support further comprises a knee joint support structure comprising: a first rotating shaft; the side stop block is arranged at the end part of the first rotating shaft, and the end part of the first supporting plate far away from the bottom plate is connected with the side stop block; the rotary drum is rotatably arranged on the first rotating shaft, and the end part, far away from the bottom plate, of the second supporting plate is connected with the rotary drum.

According to some embodiments of the application, the side stop comprises: the annular part is arranged on the first rotating shaft; the blocking part is arranged on the outer wall of the annular part.

According to some embodiments of the present application, the end of the first supporting plate connected to the bottom plate is provided with a second rotating shaft; the leg support further comprises: the hinge seat is arranged on the bottom plate and provided with a rotating shaft groove matched with the second rotating shaft; the briquetting, the articulated seat of detachable connection, the briquetting is arranged in the restriction of second pivot in the pivot groove.

According to some embodiments of the present application, the end of the second supporting plate connected to the bottom plate is provided with a clamping column; the limiting structure comprises a guide rail, a plurality of clamping grooves are sequentially arranged on the guide rail, and the clamping grooves are matched with the clamping columns.

According to some embodiments of the present application, the lower leg mount is slidably disposed on the second support plate.

According to some embodiments of the application, the locking structure comprises: a first support column; the transfer block is used for fastening the first support column on the operating bed; one end of the second supporting column is detachably connected with the first supporting column, and the other end of the second supporting column is detachably connected with the bottom plate.

According to some embodiments of the application, be provided with the fixture block on the bottom plate, the second support column includes: one end of the column body is detachably connected with the first supporting column; the clamping hook is arranged at the other end of the column body and is detachably connected with the clamping block.

According to some embodiments of the application, the base plate comprises: the first splice plate and the second splice plate; and the splicing structure is used for connecting the first splicing plate and the second splicing plate.

According to some embodiments of the application, a splice structure comprises: the first locking seat and the second locking seat are respectively provided with a locking groove, the first locking seat is arranged on the first splice plate, and the second locking seat is arranged on the second splice plate; the first locking block is rotatably arranged on the first locking seat and can partially slide into the locking groove of the second locking seat; the second locking block is rotatably arranged on the second locking seat and can partially slide into the locking groove of the first locking seat.

The leg support can meet the requirement of large bending of the leg, the angle of the included angle between the first support plate and the second support plate can be adjusted according to different patients, and the applicability is strong; the leg support is fixed on the operating bed by using the locking structure, so that the operation precision is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without exceeding the protection scope of the present application.

FIG. 1 is a schematic view of a leg support of an embodiment of the present application mounted to an operating bed;

FIG. 2 is a first schematic view of a leg support according to an embodiment of the present application;

FIG. 3 is a second schematic view of a leg support according to an embodiment of the present application;

FIG. 4 is a schematic view of a knee joint support structure according to an embodiment of the present application;

FIG. 5 is a schematic view of a side stop of an embodiment of the present application;

FIG. 6 is a schematic view of the first support plate hinged to the base plate according to the embodiment of the present application;

FIG. 7 is a schematic view of a hinged mount according to an embodiment of the present application;

FIG. 8 is a schematic view of a limiting structure according to an embodiment of the present disclosure;

FIG. 9 is a schematic view of a calf support according to an embodiment of the present application;

FIG. 10 is a schematic view of a locking mechanism of an embodiment of the present application;

FIG. 11 is an exploded view of the locking structure of the embodiment of the present application;

FIG. 12 is a schematic illustration of a leg support according to an embodiment of the present application shown disassembled;

FIG. 13 is a schematic illustration of a splice structure according to an embodiment of the present application;

FIG. 14 is an exploded view of a mosaic of the embodiments of the present application;

FIG. 15 is a schematic view of a lock receptacle according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

As shown in fig. 1, 2 and 3, an embodiment of the present application provides a leg support 100, and the leg support 100 includes a base plate 1, a first support plate 2, a second support plate 3, a limiting structure 4, a lower leg fixing frame 5 and a locking structure 6. The leg support 100 is a full-transparent leg support, made of an X-ray transmission material, and used for supporting legs during an operation, so that the operation is facilitated.

The bottom plate 1 is located on the upper surface of the operating table 200, the whole bottom plate 1 is a rectangular plate, and the long edge of the bottom plate 1 is basically parallel to the long edge of the operating table 200.

One end of the first supporting plate 2 is hinged with the bottom plate 1, the other end of the first supporting plate 2 is hinged with one end of the second supporting plate 3, and the other end of the second supporting plate 3 is slidably connected with the bottom plate 1, for example, the end of the second supporting plate 3 connected with the bottom plate 1 is parallel to the long edge of the bottom plate 1 and can slide. First backup pad 2 is used for supporting the thigh, and the mutual articulated tip of first backup pad 2 and second backup pad 3 is used for supporting the knee joint, and second backup pad 3 is used for supporting the shank, and the angle of contained angle between first backup pad 2 and the second backup pad 3 can be adjusted to slip second backup pad 3. For example, the angle between the first support plate 2 and the second support plate 3 can be adjusted between 45 ° and 135 °.

The limiting structure 4 is used for limiting the sliding of the second supporting plate 3 relative to the bottom plate 1. After the second supporting plate 3 is adjusted in place, the sliding of the second supporting plate 3 is limited by the limiting structure 4, so that the included angle between the first supporting plate 2 and the second supporting plate 3 is kept unchanged, and the operation is convenient to carry out.

The shape of the shank fixing frame 5 is matched with the shape of the shank and the foot of the human body, the shank fixing frame 5 is arranged on the second supporting plate 3, and the shank and the foot are placed on the shank fixing frame 5 when the shank fixing frame is used, so that the shank is convenient to fix.

One end of the locking structure 6 is connected with the bottom plate 1, and the other end of the locking structure 6 is connected with the operating table 200. The leg support 100 is fastened to the operating table 200 by the locking structure 6, so that the leg support 100 is prevented from moving during the operation.

In use, the leg support 100 is fastened to the operating table 200 by the locking structure 6, the patient's leg is placed on the leg support 100, the second support plate 3 is slid to bend the patient's leg to a suitable angle, and the patient's leg is fixed to the leg support 100, for example, using a strap to secure the leg.

This application is through the contained angle of sliding 3 adjustment first backup pads 2 of second backup pads and between 3 of second backup pads to satisfy different patients' demand. The adjustable range of the included angle between the first supporting plate 2 and the second supporting plate 3 is large, and the leg support 100 has strong applicability.

As shown in fig. 2 and 4, the leg support 100 further comprises a knee support structure 7, the first support plate 2 and the second support plate 3 are hinged by the knee support structure 7, and the knee support structure 7 can also be used to support the knee. The knee joint support structure 7 includes a first rotation shaft 71, a side stopper 72, and a drum 73. Alternatively, the number of the side stoppers 72 is two, the two side stoppers 72 are respectively disposed at two ends of the first rotating shaft 71, and the side stoppers 72 may be mounted on the first rotating shaft 71 by interference fit. The end of the first support plate 2 remote from the base plate 1 is connected to the side stop 72, for example, the first support plate 2 is connected to the side stop 72 by screws. The drum 73 is rotatably fitted over the first shaft 71, and the drum 73 is located between the two side stoppers 72. The end of the second support plate 3 remote from the base plate 1 is connected to the drum 73, for example, the second support plate 3 is screwed to the drum 73. When the end of the second support plate 3 connected to the bottom plate 1 slides, the second support plate 3 drives the drum 73 to rotate around the axis of the first rotating shaft 71, so as to adjust the angle between the first support plate 2 and the second support plate 3. In use, the drum 73 can support the popliteal fossa of the knee joint, and the two lateral stops 72 are located on either side of the knee joint for facilitating fixation of the knee joint.

As shown in fig. 5, in some embodiments, the side stop 72 includes an annular portion 721 and a blocking portion 722. The annular portion 721 is mounted on the first shaft 71 through its inner bore. The blocking portion 722 is provided on the outer wall of the annular portion 721. When the patient's leg is placed on the leg support 100, the blocking portion 722 is positioned outside the knee joint and blocks the knee joint. Optionally, the outer wall of the ring part 721 includes a plane 723, and the first support plate 2 contacts the plane 723 to facilitate the connection of the first support plate 2 with the side stopper 72.

As shown in fig. 6 and 7, both side walls of the end portion of the first support plate 2 connected to the base plate 1 are provided with second rotating shafts 21. Leg rest 100 further includes a hinge mount 81 and a press block 82. The hinge base 81 includes a hinge base body 811, and the hinge base body 811 is disposed on the bottom plate 1. Two relative lateral walls of articulated seat body 811 all are provided with lug 812, are provided with upward open-ended pivot groove 813 on lug 812, and pivot groove 813 and second pivot 21 looks adaptation. The outer wall of the lug 812 is provided with an external thread, the pressing block 82 is provided with an internal thread matched with the external thread of the lug 812, and the pressing block 82 is in threaded connection with the lug 812 to limit the second rotating shaft 21 in the rotating shaft groove 813. Through the threaded connection of briquetting 82 and articulated seat 81 for can dismantle between first backup pad 2 and the bottom plate 1, be convenient for carry out disinfection and isolation to leg support 100.

As shown in fig. 8, in some embodiments, two side walls of the end of the second supporting plate 3 connected to the bottom plate 1 are provided with clamping posts 31. The limiting structure 4 includes two guide rails 41, and the guide rails 41 extend parallel to the long side direction of the bottom plate 1, and the two guide rails 41 are parallel to each other in this embodiment. A plurality of clamping grooves 42 are sequentially arranged on the guide rail 41, and the clamping grooves 42 are matched with the clamping columns 31. The locking posts 31 can limit the sliding movement of the second support plate 3 when they are locked into the locking slots 42. The clamping groove 42 matched with the clamping column 31 is selected according to the angle of the included angle between the first supporting plate 2 and the second supporting plate 3 which needs to be adjusted. When the second support plate 3 needs to be slid, the second support plate 3 is lifted up, so that the clamping column 31 is moved out of the clamping groove 42, and the second support plate 3 can be slid.

As shown in FIG. 9, in some embodiments, the calf mount 5 includes L-shaped plates 51, a calf support 53 and a foot support 54, both the calf support 53 and the foot support 54 being disposed on the L-shaped plates 51. The bottom surface of the L-shaped plate 51 is provided with a slider 52. The second support plate 3 is provided with a slide hole 32 matched with the slide block 52, and the long side of the slide hole 32 is parallel to the long side of the second support plate 3. The lower leg fixing frame 5 can slide relative to the second supporting plate 3 through the matching of the slide block 52 and the slide hole 32, so as to better adapt to the requirements of different patients.

As shown in fig. 10 and 11, in some embodiments, the locking structure 6 includes a first support post 61, an adapter block 62, a locking block 63, and a second support post 64.

The adapting block 62 is provided with a sliding slot 621 and a through hole 622, the sliding slot 621 is adapted to the track 210 of the operating table 200, and the adapting block 62 can slide along the track 210. The through hole 622 extends in the vertical direction, the through hole 622 communicates with the slide groove 621, and the first support column 61 can be inserted into the through hole 622. The side wall of the transfer block 62 is provided with a threaded hole 623, and the threaded hole 623 is communicated with the sliding groove 621. The locking block 63 is provided with an external thread matched with the threaded hole 623, and when the locking block 63 is rotated, the locking block 63 can press the first support column 61. The groove wall of the sliding groove 621 tightly contacts the outer surface of the rail 210, and the locking block 63 pushes the first support column 61 to press the rail 210 from the outer side of the rail 210, so as to fasten the first support column 61 on the operating table 200.

One end of the second supporting column 64 is detachably connected with the first supporting column 61, and the other end of the second supporting column 64 is detachably connected with the bottom plate 1. For example, a horizontal through hole 611 is provided at the top of the first support column 61, a screw hole 612 is provided on the side wall of the first support column 61, the second support column 64 is slidably inserted into the through hole 611, and a screw is installed in the screw hole 612 for fastening the second support column 64.

In some embodiments, a latch 11 is disposed on the upper surface of the base plate 1, and the latch 11 is used to connect to the second supporting post 64. A locking groove 111 is formed on a side wall of the latch 11 away from the first support post 61. The second support post 64 includes a post 641 and a catch 642. The cylinder 641 can be inserted into the through hole 611 of the first support column 61. The hooks 642 are generally L-shaped and include a vertical portion and a horizontal portion connected to each other. One end of the cylinder 641 is connected with the vertical part of the hook 642. The end of the horizontal part far from the vertical part is provided with a hook body matched with the clamping groove 111. The vertical portion is provided with a screw hole 643 in which a screw is mounted to be able to fasten the hook 642 to the latch 11.

As shown in fig. 12 and 13, in some embodiments, the bottom plate 1 includes a first splice plate 11, a second splice plate 12, and a splice structure 9, and the splice structure 9 connects the first splice plate 11 and the second splice plate 12 together to form the bottom plate 1. As the bottom plate 1 is longer, the bottom plate 1 is designed to be detachable, so that the bottom plate 1 can be conveniently sterilized.

In some embodiments, the splice structure 9 includes a locking seat 91 and a locking block 92, the locking block 92 being disposed below the locking seat 91.

As shown in fig. 14 and 15, the lock receptacle 91 includes a support block 911 and a lock receptacle body 912, the lock receptacle body 912 is substantially semi-circular, and the two support blocks 911 are respectively located at two ends of the lock receptacle body 912. The lower surface of the lock receptacle body 912 and the two support blocks 911 form an opening 916. The lower surface of the locking seat body 912 is provided with an arc-shaped first locking groove 913. The locking block 92 includes a base plate 921, and a first locking portion 923 is disposed on the base plate 921, and the first locking portion 923 is matched with the first locking groove 913. A portion of the base 921 extends out of the opening 916 of the locking socket 91. The end of the substrate 921 extending out of the opening 916 is provided with an operation portion 922. The operation portion 922 is biased to rotate the lock block 92.

The number of the locking seats 91 is at least two, and the number of the locking blocks 92 is the same as that of the locking seats 91. The first locking seat is arranged on the first splicing plate 12, and the second locking seat is arranged on the second splicing plate 13. The first locking block is rotatably arranged on the first locking seat, and the second locking block is rotatably arranged on the second locking seat. Rotating first locking piece, the first closure portion 923 of part of first locking piece can slide into the first locking groove 913 of second locking seat, rotates the second locking piece, and the first closure portion 923 of part of second locking piece can slide into the first locking groove 913 of first locking seat, realizes first splice plate 12 and the connection of second splice plate 13.

Optionally, an arc-shaped second locking portion 915 is formed between the inner wall 914 of the locking seat 91 and the groove wall of the first locking groove 913. The base plate 921 of the locking block 92 is provided with a third locking portion 924, the first locking portion 923, the base plate 921 and the third locking portion 924 form a second locking groove 925 together, and the second locking groove 925 is matched with the second locking portion 915, which is beneficial to improving the connection stability of the splicing structure 9.

The leg support 100 of the present embodiment is a full-penetration leg support, which facilitates the leg surgery. The angle of the included angle between the first support plate 2 and the second support plate 3 can be adjusted within a large range, and the leg support 100 can meet the requirements of different patients. The leg support 100 is convenient to disassemble, store and sterilize.

The foregoing detailed description of the embodiments of the present application has been presented to illustrate the principles and implementations of the present application, and the description of the embodiments is only intended to facilitate the understanding of the methods and their core concepts of the present application. Meanwhile, a person skilled in the art should, according to the idea of the present application, change or modify the embodiments and applications of the present application based on the scope of the present application. In view of the above, the description should not be taken as limiting the application.

Claims (10)

1. A leg rest, comprising:

a base plate;

one end of the first supporting plate is hinged with the bottom plate;

one end of the second supporting plate is hinged with the other end of the first supporting plate, and the other end of the second supporting plate is connected with the bottom plate in a sliding mode;

the limiting structure is used for limiting the second supporting plate to slide relative to the bottom plate;

the crus fixing frame is arranged on the second supporting plate;

the locking structure is connected with the bottom plate and used for being connected with an operating table.

2. The leg support of claim 1, further comprising a knee support structure, the knee support structure comprising:

a first rotating shaft;

the side stop block is arranged at the end part of the first rotating shaft, and the end part of the first supporting plate far away from the bottom plate is connected with the side stop block;

the rotating drum is rotatably arranged on the first rotating shaft, and the end part, far away from the bottom plate, of the second supporting plate is connected with the rotating drum.

3. The leg support of claim 2 wherein said side stops comprise:

the annular part is arranged on the first rotating shaft;

and the blocking part is arranged on the outer wall of the annular part.

4. A leg support according to claim 1, wherein a second pivot is provided at the end of the first support plate connected to the base plate; the leg support further comprises:

the hinge seat is arranged on the bottom plate and provided with a rotating shaft groove matched with the second rotating shaft;

the pressing block is detachably connected with the hinged base and used for limiting the second rotating shaft in the rotating shaft groove.

5. The leg rest of claim 1, wherein the end of the second support plate connected to the base plate is provided with a snap post;

the limiting structure comprises a guide rail, a plurality of clamping grooves are sequentially arranged on the guide rail, and the clamping grooves are matched with the clamping columns.

6. The leg support of claim 1 wherein said calf mount is slidably disposed on said second support plate.

7. The leg support of claim 1, wherein the locking structure comprises:

a first support column;

a transfer block for securing the first support column to the operating bed;

one end of the second supporting column is detachably connected with the first supporting column, and the other end of the second supporting column is detachably connected with the bottom plate.

8. The leg rest of claim 7, wherein the base plate has a latch disposed thereon, and the second support post comprises:

one end of the column body is detachably connected with the first supporting column;

the clamping hook is arranged at the other end of the column body and is detachably connected with the clamping block.

9. The leg support of claim 1, wherein the bottom plate comprises:

the first splice plate and the second splice plate;

and the splicing structure is used for connecting the first splicing plate and the second splicing plate.

10. The leg support of claim 9, wherein the splice structure comprises:

the first locking seat and the second locking seat are respectively provided with a locking groove, the first locking seat is arranged on the first splicing plate, and the second locking seat is arranged on the second splicing plate;

the first locking block is rotatably arranged on the first locking seat and can partially slide into the locking groove of the second locking seat;

and the second locking block is rotatably arranged on the second locking seat and can partially slide into the locking groove of the first locking seat.

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