CN114680917A

CN114680917A - Leg supporting device for medical examination

Info

Publication number: CN114680917A
Application number: CN202210383776.0A
Authority: CN
Inventors: 刘锴; 陈财忠; 孙海涛; 张澍杰
Original assignee: Zhongshan Hospital Fudan University
Current assignee: Zhongshan Hospital Fudan University
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-07-01

Abstract

The invention belongs to the technical field of medical equipment, and discloses a leg supporting device for medical examination, which comprises a leg pad assembly, two groups of adjusting assemblies and an angle indicating assembly, wherein the two groups of adjusting assemblies are arranged on the leg pad assembly; the leg pad assembly comprises a supporting pad and a peripheral frame, and the supporting pad is used for supporting a human body in an abutting mode; the two groups of adjusting assemblies are respectively connected with two ends of the leg pad assembly, the supporting roll is supported on the supporting pad in an abutting mode, the height of the supporting roll is adjustable, the width adjusting mechanism comprises two fixing pieces which are respectively clamped and connected with two sides of the frame, and the distance between the two fixing pieces is adjustable; the angle indicating assembly comprises an angle indicating disc, a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are respectively and fixedly connected with the two groups of adjusting assemblies, the lengths of the first connecting rod and the second connecting rod are adjustable, the first connecting rod and the second connecting rod are rotatably connected to the angle indicating disc, and the angle indicating disc is used for indicating the relative angle of the first connecting rod and the second connecting rod. The leg supporting device for medical examination of the invention has the advantages that the height, the width and the gradient of the front end and the rear end are adjustable, and the same examination body position is easy to accurately repeat.

Description

Leg supporting device for medical examination

Technical Field

The invention relates to the technical field of medical equipment, in particular to a leg supporting device for medical examination.

Background

CT and mri examinations require the patient to remain in a fixed position for a long period of time, and often require the patient to adopt specific positions in order to optimize the scanning position, for example, standard examination protocols require the patient to remain in a raised position on both lower limbs when performing lumbar related mri or CT examinations to reduce the effect of the lumbar physiological curve on the examination. At the moment, the patient can be supported in an auxiliary way by adopting the leg pad, the patient can easily keep a fixed position by the leg pad, leg blood can easily flow back to the heart by virtue of gravity, the blood circulation of the leg is accelerated, leg muscles can be relaxed, edema can be eliminated, muscle spasm can be prevented, and the patient feels comfortable.

However, the body size and the height of a patient have great difference, the existing leg pad is basically in a fixed shape filled with sponge, cannot be adjusted according to the comfort requirement and the requirement of the body position to be checked, the height of the front end and the rear end, the width of the leg pad, the gradient of the front end and the rear end and the like of the leg pad are fixed, the leg pad cannot adapt to patient groups with different body sizes and passive body positions, and the leg pad is inconvenient to use and poor in applicability.

Moreover, a few patients cannot achieve a horizontal position due to spinal deformity, and leg pads are added to the hip and the legs of the patients to help the patients to lie horizontally. But because the variety of patient's size and the state of an illness, the different slopes of leg pad often influence the change of lumbar vertebrae physiological curve and intervertebral disc space when the patient inspects, and same patient often can not accurate repetition the same inspection position when accepting many times lumbar vertebrae inspection at different times, needs leg pad front and back relative angle fixed can not disturb the inspection result in order to guarantee lumbar vertebrae physiological curve to provide supplementary for accurate medical treatment.

Therefore, there is a need for a leg support device for medical examination that solves the above problems.

Disclosure of Invention

The invention aims to provide a leg supporting device for medical examination, which has adjustable height, width and gradient at the front end and the rear end, is easy to accurately repeat the same examination body position and does not interfere with the examination result.

In order to achieve the purpose, the invention adopts the following technical scheme:

there is provided a leg support device for medical examination, comprising:

the leg pad assembly comprises a supporting pad and a frame arranged around the supporting pad in a surrounding mode, and the supporting pad is configured to abut against and support a human body;

the two groups of adjusting assemblies comprise supporting rollers and a width adjusting mechanism, the two groups of adjusting assemblies are respectively connected to two ends of the leg pad assembly, the two supporting rollers are respectively abutted against and support two ends of the supporting pad, the heights of the supporting rollers are adjustable, the width adjusting mechanism comprises two fixing pieces which are oppositely arranged, the two fixing pieces are respectively clamped on two sides of the frame, and the distance between the two fixing pieces is adjustable; and

the angle indicating assembly comprises an angle indicating disc, and a first connecting rod and a second connecting rod which are respectively fixedly connected with the two groups of adjusting assemblies, the lengths of the first connecting rod and the second connecting rod are adjustable, the first connecting rod and the second connecting rod are rotatably connected with the angle indicating disc, and the angle indicating disc is configured to indicate the relative angle of the first connecting rod and the second connecting rod.

As a preferable structure of the present invention, the adjusting assembly further includes:

the supporting seat comprises an upright adjusting support rod; and

the support frame, the support frame sliding connection in adjust branch, the backing roll connect in the support frame.

As a preferable structure of the present invention, the adjusting assembly further includes an adjusting bolt, a plurality of first adjusting holes are arranged in the adjusting support rod along a vertical direction, the support frame is provided with a second connecting hole, the second connecting hole can correspond to the first adjusting hole, and the adjusting bolt is in threaded connection with the second connecting hole and any one of the first adjusting holes.

As a preferable structure of the present invention, the width adjustment mechanism further includes:

one end of the first adjusting rod is detachably connected with one fixing piece; and

one end of the second adjusting rod is detachably connected to the other end of the fixing piece, and the other end of the second adjusting rod is in threaded connection with the other end of the first adjusting rod.

As a preferred structure of the present invention, the support frame is a U-shaped frame, the support roller is connected to the top end of the support frame, the adjusting support rod is slidably connected to the bottom end of the support frame, the first adjusting rod is fixedly connected to one side of the support frame, and the second adjusting rod is rotatably connected to the other side of the support frame.

As a preferable structure of the present invention, the fixing member includes:

a first connection frame; and

the second connecting frame, the second connecting frame connect in first connecting frame, first connecting frame with form the joint groove between the second connecting frame, the frame can the joint groove.

As a preferable structure of the present invention, the fixing member further includes a tension spring, and two ends of the tension spring are respectively connected to the first connection frame and the second connection frame, so that the first connection frame is close to the second connection frame.

As a preferable structure of the present invention, the first connecting rod includes:

one end of the first fixing rod is fixedly connected with the first adjusting rod;

one end of the first telescopic rod is connected to the other end of the first fixing rod in a sliding mode; and

and the connecting frame is connected to the other end of the first telescopic rod and is provided with a rotating groove and a rotating shaft.

As a preferable structure of the present invention, the second connecting rod includes:

one end of the second fixing rod is fixedly connected with the first adjusting rod far away from the first connecting rod; and

and one end of the second telescopic rod is slidably connected with the other end of the second fixing rod, and the other end of the second telescopic rod is arranged in the rotating groove and is rotatably connected with the rotating shaft.

As a preferred structure of the present invention, the angle indicator is fixedly connected to the rotating shaft, and a plurality of angle marks are disposed on the angle indicator, the angle marks are configured to indicate relative angles of the first fixing rod and the second fixing rod, and the first fixing rod and the second fixing rod can be aligned with different angle marks respectively.

The invention has the beneficial effects that:

the leg support device for medical examination provided by the invention has the advantages that the height of the support roll is adjustable, the distance between the two fixing pieces is adjustable, the lengths of the first connecting rod and the second connecting rod are adjustable, leg pad assemblies with different heights, widths and lengths can meet the requirements of comfort level and examination body position of patients, and the leg support device is suitable for patient groups with different body types and passive body positions, is convenient to use and has good applicability; in the fixed medical examination of relative angle around the key assurance leg pad subassembly of needs, angle indication through the angle dial can make leg pad subassembly keep the same slope in many times medical examination, guarantees that lumbar vertebrae physiological curve can not disturb the inspection result, for accurate medical treatment provides the additional function, and the angle is instructed clearly and definitely moreover, easily observes to as the adjustment basis. Moreover, the connection of the first connecting rod and the second connecting rod enables the two groups of adjusting assemblies at the front end and the rear end to be connected into a whole, the adjusting assemblies are prevented from moving to tear the leg pad assemblies, and the reliability is higher.

Drawings

FIG. 1 is a schematic structural diagram of a leg support device for medical examination provided by an embodiment of the present invention;

FIG. 2 is a schematic diagram of a leg support apparatus for medical examination provided by an embodiment of the present invention in a disassembled structure;

FIG. 3 is a schematic, disassembled view of an adjustment assembly and an angle indicating assembly provided by an embodiment of the present invention;

fig. 4 is a partially enlarged schematic view of a portion a in fig. 2.

In the figure:

1. a leg pad assembly; 11. a support pad; 12. a frame; 2. an adjustment assembly; 21. a support roller; 22. a width adjustment mechanism; 221. a fixing member; 2211. a first connection frame; 2212. a second connection frame; 2213. a clamping groove; 2214. a tension spring; 222. a first adjusting lever; 223. a second adjusting lever; 23. a supporting seat; 231. adjusting the supporting rod; 2311. a first adjustment aperture; 24. a support frame; 241. a second connection hole; 25. adjusting the bolt; 3. an angle indicating assembly; 31. an angle indicating dial; 32. a first connecting rod; 321. a first fixing lever; 322. a first telescopic rod; 323. a connecting frame; 3231. a rotating groove; 3232. a rotating shaft; 33. a second connecting rod; 331. a second fixing bar; 332. and a second telescopic rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 to 4, the embodiment of the present invention provides a leg support device for medical examination, which comprises a leg pad assembly 1, two sets of adjusting assemblies 2 and an angle indicating assembly 3. The leg pad assembly 1 includes a support pad 11 and a frame 12 surrounding the support pad 11, the support pad 11 being configured to abut and support a human body. The supporting pad 11 has two arc bulges along the length direction, and the arc between the two arc bulges is sunken, so that the buttocks or the legs of a patient can be placed in different arc bulges or arc sunken positions according to the use requirement to adapt to the body curve. In this embodiment, the supporting pad 11 and the frame 12 are both made of flexible materials with a certain thickness, such as rubber and leather, which are soft to touch, and can make the patient feel comfortable and provide sufficient supporting capability, and can adapt to the adjustment of height and angle, so that the flexible deformation capability is good and the resetting is easy.

The adjusting assemblies 2 comprise supporting rollers 21 and width adjusting mechanisms 22, the two groups of adjusting assemblies 2 are respectively connected to two ends of the leg pad assembly 1, the two supporting rollers 21 are respectively abutted against and support two ends of the supporting pad 11, and the supporting capability of the supporting pad 11 is enhanced; the supporting rollers 21 are adjustable in height, and the front end and the rear end of the leg pad assembly 1 can have different heights by respectively adjusting the two supporting rollers 21 at the two ends of the supporting pad 11, so that the leg pad assembly is suitable for patient groups with different body types and passive body positions. The width adjustment mechanism 22 comprises two fixing parts 221 which are oppositely arranged, the two fixing parts 221 are respectively clamped on two sides of the frame 12, the distance between the two fixing parts 221 is adjustable, when the leg pad assembly 1 with different widths is adopted, the requirements of clamping two sides of the frame 12 are met by adjusting the distance between the two fixing parts 221 which are in the same group, the leg pad assemblies 1 with different widths are fixed, and the movement or deformation in medical examination is prevented.

The angle indicating assembly 3 comprises an angle indicating disc 31 and first connecting rods 32 and second connecting rods 33 which are respectively fixedly connected with the two groups of adjusting assemblies 2, the lengths of the first connecting rods 32 and the second connecting rods 33 are adjustable, the distance between the two supporting rollers 21 can be adjusted through the first connecting rods 32 and the second connecting rods 33 with different lengths, and the leg pad assembly 1 with different lengths is adapted to support requirements. Leg pad subassembly 1 of different heights, different width, different length around can satisfy patient's comfort level and inspection position demand, adapts to the patient crowd of different sizes and passive position, convenient to use, and the suitability is good. The first and second connecting

rods

32 and 33 are rotatably connected to the angle indicating dial 31, and the angle indicating dial 31 is configured to indicate a relative angle of the first and second connecting

rods

32 and 33. Since the first connecting rod 32 and the second connecting rod 33 are respectively and fixedly connected with the two sets of adjusting assemblies 2, the relative angle between the first connecting rod 32 and the second connecting rod 33 also represents the relative angle between the two supporting rollers 21, i.e. the relative angle between the front end and the rear end of the leg pad assembly 1. In the medical examination of the fixed relative angle around need key assurance leg pad subassembly 1, through the angle indication of angle dial 31, can make leg pad subassembly 1 keep the same slope in many times medical examination, guarantee that lumbar vertebrae physiology curve can not disturb the inspection result, provide the additional action for accurate medical treatment, the angle is instructed clearly moreover, easily observes to as the adjustment basis. The angle indication assembly 3 can not only adapt to the requirements of the leg pad assemblies 1 with different lengths, but also can clearly indicate the gradient of the leg pad assemblies 1, and moreover, the connection of the first connecting rod 32 and the second connecting rod 33 enables the two groups of adjusting assemblies 2 at the front and the rear ends to be connected into a whole, so that the adjusting assemblies 2 are prevented from moving to tear the leg pad assemblies 1, and the reliability is higher.

More specifically, as shown in fig. 2 and 3, the adjusting assembly 2 further includes a support seat 23 and a support frame 24. The support base 23 includes an upright adjustment rod 231; the support frame 24 is slidably connected to the adjusting rod 231, and the support roller 21 is connected to the support frame 24. The supporting seat 23 can provide integral support, and the supporting frame 24 slides up and down along the upright adjusting support rod 231 to realize height adjustment of the supporting roller 21, so that the structure is simple and compact.

Preferably, the adjusting assembly 2 further includes an adjusting bolt 25, as shown in fig. 4, the adjusting rod 231 is provided with a plurality of first adjusting holes 2311 arranged in the up-down direction, the supporting bracket 24 is provided with a second connecting hole 241, the second connecting hole 241 can correspond to the first adjusting holes 2311, and the adjusting bolt 25 is threadedly connected to the second connecting hole 241 and any one of the first adjusting holes 2311. The height adjustment of the support roller 21 can be achieved by the second connection hole 241 corresponding to the first adjustment holes 2311 of different heights. The adjusting bolts 25 are adopted for connection and fixation, the adjustment is quick, and the disassembly and the assembly are convenient.

More specifically, the width adjustment mechanism 22 further includes a first adjustment lever 222 and a second adjustment lever 223. One end of the first adjustment lever 222 is detachably connected to a fixing member 221; one end of the second adjustment lever 223 is detachably coupled to the other fixing member 221, and the other end is screw-coupled to the other end of the first adjustment lever 222. The width between the two fixing members 221 can be adjusted by screwing the first adjustment lever 222 and/or the second adjustment lever 223; the front and rear width adjusting mechanisms 22 are adjusted respectively, so that the width adjusting mechanisms 22 at the front and rear ends of the leg pad assembly 1 have the same width, and the frame 12 can be clamped and fixed.

Preferably, the supporting frame 24 is a U-shaped frame, the supporting roller 21 is connected to the top end of the supporting frame 24, the adjusting rod 231 is slidably connected to the bottom end of the supporting frame 24, the first adjusting rod 222 is fixedly connected to one side of the supporting frame 24, and the second adjusting rod 223 is rotatably connected to the other side of the supporting frame 24. The U-shaped frame is light in weight, good in supporting performance and stable. When the width needs to be adjusted, the first adjusting rod 222 is fixed, and the second adjusting rod 223 is screwed and rotated; when the height of the supporting frame 24 needs to be adjusted, the supporting frame 24 slides up and down along the adjusting rod 231, and drives the first adjusting rod 222 and the second adjusting rod 223 to move up and down simultaneously, so as to achieve the synchronous adjustment of the supporting pad 11 and the frame 12 of the leg pad assembly 1.

Preferably, the fixing member 221 includes a first connection frame 2211 and a second connection frame 2212. The second connection frame 2212 is connected to the first connection frame 2211, a clamping groove 2213 is formed between the first connection frame 2211 and the second connection frame 2212, and the frame 12 can be clamped in the clamping groove 2213. The first connecting frame 2211 and the second connecting frame 2212 form a U-shaped frame, the opening of the U-shaped frame is upward, the clamping groove 2213 in the U-shaped frame can be clamped with the frame 12 to effectively fix the leg pad assembly 1, the leg pad assembly 1 is easy to take down, and the inspection or maintenance is convenient.

Preferably, the fixing member 221 further includes a tension spring 2214, and both ends of the tension spring 2214 are respectively connected to the first connection frame 2211 and the second connection frame 2212, so that the first connection frame 2211 is close to the second connection frame 2212. More specifically, the first connection frame 2211 and the second connection frame 2212 have connecting holes inside, and the connecting holes of the first connection frame 2211 and the second connection frame 2212 can correspond to each other, the two ends of the tension spring 2214 are located in the connecting holes of the first connection frame 2211 and the second connection frame 2212, and the two ends of the tension spring 2214 are connected with the first connection frame 2211 and the second connection frame 2212 respectively. The pulling force of extension spring 2214 acts on first carriage 2211 and second carriage 2212, the thickness of the joint groove 2213 between first carriage 2211 and the second carriage 2212 is adjustable, because of the elastic material of frame 12 for having certain thickness, the joint groove 2213 of different thickness adapts to the frame 12 of different thickness, the pulling force of extension spring 2214 makes first carriage 2211 and second carriage 2212 can elastic reset, tightly laminate frame 12, it is fixed reliable, and the suitability is strong.

Preferably, the first connecting rod 32 includes a first fixing rod 321, a first telescopic rod 322 and a connecting frame 323. One end of the first fixing rod 321 is fixedly connected to the first adjusting lever 222; one end of the first telescopic rod 322 is slidably connected to the other end of the first fixing rod 321; through the flexible slip of first telescopic link 322, can realize the length adjustment of head rod 32 to the distance before two sets of adjusting part 2 of adjustment adapts to the leg pad subassembly 1 of different length. The embodiment of the invention does not limit the telescopic sliding structure of the first telescopic rod 322, and can be in the form of sliding of a sliding rail and a sliding block. The connecting frame 323 is connected to the other end of the first telescopic bar 322, and the connecting frame 323 is provided with a rotation groove 3231 and a rotation shaft 3232 for connecting the second connecting rod 33.

Preferably, the second connecting rod 33 includes a second fixing rod 331 and a second telescopic rod 332. One end of the second fixing rod 331 is fixedly connected to a first adjusting rod 222 far away from the first connecting rod 32; one end of the second telescopic rod 332 is slidably connected to the other end of the second fixing rod 331; through the flexible slip of second telescopic link 332, can realize the length adjustment of second connecting rod 33 to the distance before two sets of adjusting part 2 of adjustment adapts to the leg pad subassembly 1 of different length. The telescopic sliding structure of the second telescopic rod 332 may be the same as that of the first telescopic rod 322. The other end of the second telescopic rod 332 is disposed in the rotating groove 3231 and rotatably connected to the rotating shaft 3232. It can be understood that when the supporting rollers 21 at both ends before and after adjustment have the same height, the first and second connecting

rods

32 and 33 are in a horizontal state; when the support rollers 21 at the front and rear ends have different heights, the first connecting rod 32 or the second connecting rod 33 relatively rotates around the rotating shaft 3232 to form an included angle, thereby indicating the gradient of the leg pad assembly 1.

Preferably, the angle indicator 31 is fixedly connected to the rotation shaft 3232, a plurality of angle marks are disposed on the angle indicator 31, the angle marks are configured to indicate relative angles of the first fixing rod 321 and the second fixing rod 331, and the first fixing rod 321 and the second fixing rod 331 can be aligned with different angle marks respectively. Specifically, the angle indicator 31 is divided into a left side and a right side, the angle marks on the left side and the right side are from 0 ° to 90 °, the angle display interval can be determined according to the precision requirement, and the angle marks on the left side and the right side are respectively used for corresponding to the first fixing rod 321 and the second fixing rod 331; when the adjusting unit 2 connected to the first connecting rod 32 is higher than the adjusting unit 2 connected to the second connecting rod 33, the angle mark corresponding to the first connecting rod 32 is the slope of the leg pad assembly 1, and when the adjusting unit 2 connected to the second connecting rod 33 is higher than the adjusting unit 2 connected to the first connecting rod 32, the angle mark corresponding to the second connecting rod 33 is the slope of the leg pad assembly 1.

Specifically, in order to facilitate the observation of the angle marks indicated on the angle indicator 31, an observation window (not shown) may be provided on the corresponding frame 12, and the observation window may be manually opened, so that the frame 12 may be kept intact when the observation is not required.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations, and substitutions will occur to those skilled in the art without departing from the scope of the present invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A leg support apparatus for medical examination, comprising:

a leg pad assembly (1) comprising a support pad (11) and a frame (12) surrounding the support pad (11), the support pad (11) being configured to abut and support a human body;

the adjustable leg pad comprises two groups of adjusting assemblies (2), each adjusting assembly (2) comprises supporting rollers (21) and a width adjusting mechanism (22), the two groups of adjusting assemblies (2) are respectively connected to two ends of the leg pad assembly (1), the two supporting rollers (21) are respectively abutted against and support two ends of a supporting pad (11), the heights of the supporting rollers (21) are adjustable, each width adjusting mechanism (22) comprises two oppositely arranged fixing pieces (221), the two fixing pieces (221) are respectively clamped on two sides of a frame (12), and the distance between the two fixing pieces (221) is adjustable; and

the angle indicating assembly (3) comprises an angle indicating disc (31) and a first connecting rod (32) and a second connecting rod (33) which are fixedly connected with the two groups of adjusting assemblies (2) respectively, the lengths of the first connecting rod (32) and the second connecting rod (33) are adjustable, the first connecting rod (32) and the second connecting rod (33) are rotatably connected with the angle indicating disc (31), and the angle indicating disc (31) is configured to indicate the relative angle of the first connecting rod (32) and the second connecting rod (33).

2. The leg support for medical examinations according to claim 1, characterized in that said adjustment assembly (2) further comprises:

the supporting seat (23), the supporting seat (23) includes a vertically arranged adjusting support rod (231); and

support frame (24), support frame (24) sliding connection in adjust branch (231), backing roll (21) connect in support frame (24).

3. The leg support device for medical examination according to claim 2, wherein the adjusting assembly (2) further comprises an adjusting bolt (25), the adjusting rod (231) is provided with a plurality of first adjusting holes (2311) in an up-down direction, the support bracket (24) is provided with a second connecting hole (241), the second connecting hole (241) can correspond to the first adjusting holes (2311), and the adjusting bolt (25) is threadedly connected to the second connecting hole (241) and any one of the first adjusting holes (2311).

4. The leg support for medical examination according to claim 2, wherein the width adjustment mechanism (22) further comprises:

a first adjusting lever (222), one end of the first adjusting lever (222) being detachably connected to one of the fixing members (221); and

and one end of the second adjusting rod (223) is detachably connected to the other fixing member (221), and the other end of the second adjusting rod (223) is in threaded connection with the other end of the first adjusting rod (222).

5. The leg support device for medical examination according to claim 4, wherein the support frame (24) is a U-shaped frame, the support roller (21) is connected to the top end of the support frame (24), the adjusting rod (231) is slidably connected to the bottom end of the support frame (24), the first adjusting rod (222) is fixedly connected to one side of the support frame (24), and the second adjusting rod (223) is rotatably connected to the other side of the support frame (24).

6. The leg support for medical examinations according to claim 1, characterized in that said fixture (221) comprises:

a first connection frame (2211); and

a second connection frame (2212), the second connection frame (2212) is connected to the first connection frame (2211), a clamping groove (2213) is formed between the first connection frame (2211) and the second connection frame (2212), and the frame (12) can be clamped with the clamping groove (2213).

7. The leg supporting device for medical examination as claimed in claim 6, wherein the fixing member (221) further comprises a tension spring (2214), both ends of the tension spring (2214) are respectively connected to the first connection frame (2211) and the second connection frame (2212) so that the first connection frame (2211) is close to the second connection frame (2212).

8. The leg support for medical examination of claim 4, wherein the first connecting rod (32) comprises:

a first fixing rod (321) having one end fixedly connected to the first adjusting lever (222);

a first telescopic rod (322) with one end connected to the other end of the first fixing rod (321) in a sliding manner; and

and the connecting frame (323) is connected to the other end of the first telescopic rod (322), and the connecting frame (323) is provided with a rotating groove (3231) and a rotating shaft (3232).

9. The leg support for medical examinations according to claim 8, characterized in that said second connecting rod (33) comprises:

a second fixing rod (331) having one end fixedly connected to one of the first adjusting levers (222) far from the first connecting lever (32); and

and one end of the second telescopic rod (332) is slidably connected to the other end of the second fixing rod (331), and the other end of the second telescopic rod (332) is arranged in the rotating groove (3231) and is rotatably connected to the rotating shaft (3232).

10. The leg support device for medical examination as claimed in claim 9, wherein the angle indicating plate (31) is fixedly connected to the rotation shaft (3232), the angle indicating plate (31) being provided with a plurality of angle marks configured to indicate relative angles of the first fixing bar (321) and the second fixing bar (331), the first fixing bar (321) and the second fixing bar (331) being alignable with different angle marks, respectively.