CN219374662U - Hip joint and knee joint mobility measuring device - Google Patents

Abstract

The application provides a hip joint and knee joint activity measuring device which comprises a trunk fixing structure and an activity measuring assembly; the activity degree measurement assembly comprises a thigh fixed structure hinged with the trunk fixed structure, a shank fixed structure hinged with the thigh fixed structure, a first angle measurement device arranged at the hinged position of the trunk fixed structure and the thigh fixed structure, and a second angle measurement device arranged at the hinged position of the thigh fixed structure and the shank fixed structure, wherein the first angle measurement device can measure the hinge angle of the trunk fixed structure and the thigh fixed structure, and the second angle measurement device can measure the hinge angle of the thigh fixed structure and the shank fixed structure. When the device is used, the thigh fixing structure and the shank fixing structure are respectively fixed on the thigh and the shank of a patient, so that the mobility measurement can be carried out on the hip joint and the knee joint of the patient at the same time. Compared with the traditional measuring means, the measuring device provided by the application is simpler and more convenient in measuring operation and higher in measuring accuracy.

Description

Hip joint and knee joint mobility measuring device

Technical Field

The application belongs to the technical field of medical detection equipment, and more particularly relates to a hip joint and knee joint activity measuring device.

Background

Articulation refers to the angle of arc of motion or rotation through which the distal end of the joint moves as much as possible when the joint is in motion. Measurement of the mobility of the hip and knee joints is an important indicator for assessing the degree of impairment of the motor function of the joint, and accurate measurement of the mobility of the joint will help to determine whether the joint is restricted in movement, to what extent it is restricted, and to formulate an appropriate treatment for this.

The internationally adopted method for measuring the joint mobility mainly comprises a mechanical measuring system, an ultrasonic measuring system, an electromagnetic measuring system and the like, and the measuring systems have the problems of high manufacturing cost, complex operation, high equipment environment limitation and the like in spite of accurate measurement of the joint mobility. The joint mobility is measured by a protractor method in China traditionally, and the angle gauge is manufactured by connecting a semicircle protractor or full circle protractor with two straight rulers. When in use, the center point of the protractor is accurately aligned to the center of the movable shaft of the measured joint, and the distal ends of the two scales are respectively parallel to the long shafts of limbs at the two ends of the center of the movable shaft. As the joint moves, the joint motion is read on the protractor scale. The universal protractor is used for measuring the mobility, so that the problems of complex operation, low measurement accuracy and the like are solved, the mobility of the double hip joints and the double knee joints are respectively measured one by using a traditional instrument, four measurement operations are required, and the flow is complex and time-consuming.

Disclosure of Invention

An object of the embodiment of the application is to provide a hip joint and knee joint activity measuring device to solve the technical problems that in the prior art, hip joint and knee joint activity measuring operation is complicated and measuring accuracy is not high.

In order to achieve the above purpose, the technical scheme adopted in the application is as follows:

providing a hip and knee joint mobility measuring device comprising a torso fixing structure and a mobility measuring assembly; the mobility measurement assembly comprises a thigh fixing structure hinged with the trunk fixing structure, a shank fixing structure hinged with the thigh fixing structure, a first angle measurement device arranged at the hinged position of the trunk fixing structure and the thigh fixing structure, and a second angle measurement device arranged at the hinged position of the thigh fixing structure and the shank fixing structure, wherein the first angle measurement device can measure the hinge angle of the trunk fixing structure and the thigh fixing structure, and the second angle measurement device can measure the hinge angle of the thigh fixing structure and the shank fixing structure.

As a further improvement of the above technical scheme:

optionally, the trunk fixing structure is a trunk fixing structure which is telescopic along a height direction thereof, and the thigh fixing structure is a thigh fixing structure which is telescopic along a length direction thereof.

Optionally, the trunk fixing structure includes a first trunk fixing member and a second trunk fixing member arranged at intervals in a width direction, and a connecting member for connecting the first trunk fixing member and the second trunk fixing member.

Optionally, the trunk fixing structure further includes a first base and a first telescopic member telescopically connected to the first base.

Optionally, the thigh fixing structure includes a second base hinged to the first telescopic member, a second telescopic member telescopically connected to the second base, and a thigh fixing member connected to the second telescopic member.

Optionally, the shank fixation structure comprises a third base hinged to the second telescopic member, a third telescopic member telescopically connected to the third base, and a shank fixation member connected to the third telescopic member.

Optionally, the thigh fixing structure is further provided with a telescopic positioning structure for fixing the second base and the second telescopic member to each other.

Optionally, the telescopic positioning structure includes a plurality of positioning holes formed in one of the second base and the second telescopic member, and an elastic telescopic member elastically and telescopically mounted on the other of the second base and the second telescopic member, the elastic telescopic member has an extended state and a retracted state, and when the elastic telescopic member is in the extended state, the elastic telescopic member is selectively inserted into a target positioning hole of the plurality of positioning holes.

Optionally, the first angle measurement device is an electronic angle measurement device.

Optionally, the number of the activity measuring components is 2, and two sides of the trunk fixing structure are respectively connected with one activity measuring component.

The utility model provides a hip joint and knee joint activity degree measuring device's beneficial effect lies in:

the hip joint and knee joint activity measuring device comprises a trunk fixing structure and an activity measuring assembly; the activity degree measurement assembly comprises a thigh fixed structure hinged with the trunk fixed structure, a shank fixed structure hinged with the thigh fixed structure, a first angle measurement device arranged at the hinged position of the trunk fixed structure and the thigh fixed structure, and a second angle measurement device arranged at the hinged position of the thigh fixed structure and the shank fixed structure, wherein the first angle measurement device can measure the hinge angle of the trunk fixed structure and the thigh fixed structure, and the second angle measurement device can measure the hinge angle of the thigh fixed structure and the shank fixed structure. The trunk fixing structure is used for being fixed with the trunk of a patient. The mobility measuring assembly is used for measuring the mobility of the hip joint and the knee joint. The thigh fixing structure is fixed on the thigh of the patient, and the thigh fixing structure and the thigh should be prevented from sliding relatively. The shank fixation structure is fixed on the shank of the patient and should be prevented from sliding relative to the shank. The trunk fixing structure is hinged with the thigh fixing structure so as to adapt to the movement of the hip joint. The first angle measuring device is arranged at the hinge joint of the trunk fixing structure and the thigh fixing structure and is used for measuring the hinge angle of the trunk fixing structure and the thigh fixing structure, namely the activity degree of the hip joint. The second angle measuring device is arranged at the hinge joint of the thigh fixing structure and the shank fixing structure and is used for measuring the hinge angle of the thigh fixing structure and the shank fixing structure, namely the mobility of the knee joint. Specifically, when in use, the first angle measuring device should be correspondingly arranged at the position of the large rotor; the second angle measuring device should be correspondingly arranged at the lateral knee joint clearance position.

The hip joint and knee joint mobility measuring device can measure the mobility of the hip joint and the knee joint of a patient only by fixing the thigh fixing structure and the shank fixing structure on the thigh and shank parts of the patient respectively. Compared with the traditional manual measurement of the protractor, the hip joint and knee joint activity measuring device is simpler and more convenient in measuring operation and higher in measuring accuracy.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following description will briefly introduce the drawings that are needed in the embodiments or the description of the prior art, it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a front view of a hip and knee joint motion measuring device provided herein;

FIG. 2 is a schematic side view of a hip and knee joint motion measuring device provided herein;

FIG. 3 is a schematic perspective view of a hip and knee joint mobility measuring device provided herein;

FIG. 4 is a schematic view of a partial enlarged structure of the hip and knee joint mobility measuring device provided herein;

fig. 5 is a schematic view of a partial cross-sectional structure of the hip and knee joint motion measuring device provided herein.

Wherein, each reference sign in the figure:

1. a torso fixing structure; 11. A first torso mount;

12. a second torso mount; 13. A connecting piece;

14. a first base; 15. A first telescopic member;

2. an activity measurement assembly; 21. Thigh fixing structure;

211. a second base; 212. A second telescopic member;

213. thigh fixing parts; 214. A telescopic positioning structure;

2141. positioning holes; 2142. An elastic expansion piece;

22. a shank fixation structure; 221. A third base;

222. a third telescopic member; 223. A shank fixation;

23. a first angle measurement device; 24. And a second angle measuring device.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

As shown in fig. 1 to 3, the present application provides a hip and knee joint mobility measuring device including a torso fixing structure 1 and a mobility measuring assembly 2; the mobility measuring assembly 2 comprises a thigh fixing structure 21 hinged with the trunk fixing structure 1, a shank fixing structure 22 hinged with the thigh fixing structure 21, a first angle measuring device 23 arranged at the hinge position of the trunk fixing structure 1 and the thigh fixing structure 21, and a second angle measuring device 24 arranged at the hinge position of the thigh fixing structure 21 and the shank fixing structure 22, wherein the first angle measuring device 23 can measure the hinge angle of the trunk fixing structure 1 and the thigh fixing structure 21, and the second angle measuring device 24 can measure the hinge angle of the thigh fixing structure 21 and the shank fixing structure 22.

The torso fixing structure 1 is used for fixing to a torso (such as pelvis, lumbar abdomen, chest, etc.) of a patient. The mobility measuring assembly 2 is used to measure mobility of the hip and knee joints. The thigh fixing structure 21 is fixed on the thigh of the patient, and the thigh fixing structure 21 should be prevented from sliding relative to the thigh. The shank fixation device 22 is fixed to the patient's shank and relative slippage of the shank fixation device 22 and the shank should be avoided. The torso fixing structure 1 is hinged to the thigh fixing structure 21 to accommodate movement of the hip joint. The first angle measuring device 23 is installed at the hinge position of the trunk fixing structure 1 and the thigh fixing structure 21, and the first angle measuring device 23 is used for measuring the hinge angle of the trunk fixing structure 1 and the thigh fixing structure 21, namely the movement degree of the hip joint. The second angle measuring device 24 is installed at the hinge of the thigh fixing structure 21 and the shank fixing structure 22, and the second angle measuring device 24 is used for measuring the hinge angle of the thigh fixing structure 21 and the shank fixing structure 22, namely the mobility of the knee joint. Specifically, when in use, the first angle measuring device 23 is correspondingly arranged at the position of the large rotor; the second angle measurement device 24 should be positioned in the lateral knee joint space.

The hip joint and knee joint mobility measuring device can measure the mobility of the hip joint and knee joint of a patient at the same time only by fixing the thigh fixing structure 21 and the shank fixing structure 22 on the thigh and shank parts of the patient respectively. Compared with the traditional manual measurement of the protractor, the hip joint and knee joint activity measuring device is simpler and more convenient in measuring operation and higher in measuring accuracy.

The joint mobility specifically means: the maximum arc that can be achieved when a joint moves, also called the range of motion of the joint, is often expressed in degrees. The determination of the range of motion of a joint is an essential step in assessing patients suffering from muscle, bone and nerve damage and is one of the indicators for assessing the range and extent of impairment of the motor function of the joint. The main purpose is that: determining whether there is limited joint movement and finding a cause affecting joint movement; determining a degree of joint movement limitation; determining an appropriate therapeutic target, and determining the extent to which rehabilitation is possible; providing objective basis for selecting proper treatment mode and method; objectively measuring the progress of the joint movement range to evaluate the effect of rehabilitation therapy and training; provides power for patients and therapists, provides objective data for scientific research, and the like.

As shown in fig. 2 and 3, in one embodiment of the present application, the trunk fixing structure 1 is a trunk fixing structure 1 which is stretchable in the height direction thereof, the thigh fixing structure 21 is a thigh fixing structure 21 which is stretchable in the length direction thereof, and the shank fixing structure 22 is a shank fixing structure 22 which is stretchable in the length direction thereof.

The trunk fixing structure 1, the thigh fixing structure 21 and the shank fixing structure 22 are all used in a telescopic manner, so that the use lengths of the trunk fixing structure 1, the thigh fixing structure 21 and the shank fixing structure 22 can be conveniently adjusted, and the device is suitable for patients with different limb lengths.

As shown in fig. 1, in one embodiment of the present application, the torso fixing structure 1 includes first and second torso fixing members 11 and 12 arranged at intervals in the width direction, and a connecting member 13 for connecting the first and second torso fixing members 11 and 12.

Wherein, the first trunk fixing part 11 and the second trunk fixing part 12 are respectively supported and fixed on two sides of the pelvis. The first torso fixing 11 and the second torso fixing 12 are connected by a connecting member 13 so that the torso fixing structure 1 is tied to the torso of the patient.

As shown in fig. 1, in one embodiment of the present application, the connector 13 is an adjustable connection length connector 13. Specifically, the connecting piece 13 is an elastic bandage with a magic tape. The elastic bandage of the trunk fixing structure 1 should be capable of completely hooping the trunk (such as pelvis) and capable of being firmly bound by adjusting the length of the elastic bandage to adapt to pelvis of different sizes.

As shown in fig. 1, in one embodiment of the present application, the torso fixing structure 1 further includes a first base 14 and a first telescopic member 15 telescopically connected to the first base 14.

The first base 14 is connected to the first trunk fixing part 11 or the second trunk fixing part 12, and the first base 14 may be specifically a first outer sleeve. One end of the first outer sleeve is fixedly connected to the first trunk fixing part 11 or the second trunk fixing part 12, and the other end of the first outer sleeve is used for installing a telescopic first telescopic part 15. The first telescopic member 15 may specifically be a first inner mandrel. The first inner core shaft is telescopically sleeved in the first outer sleeve. By controlling the telescopic length of the first inner core shaft, the first angle measuring device 23 is adjusted to be correspondingly placed at the central position of the hip joint.

As shown in fig. 1, in one embodiment of the present application, the thigh fixing structure 21 includes a second base 211 hinged to the first telescopic member 15, a second telescopic member 212 telescopically coupled to the second base 211, and a thigh fixing 213 coupled to the second telescopic member 212.

Wherein the second base 211 is hinged with the first telescopic member 15 of the trunk fixing structure 1. The second base 211 may specifically be a second outer sleeve. The second outer sleeve is provided with a hinge or a rotating shaft to realize hinged connection with the first telescopic member 15. The second telescopic member 212 may specifically be a second inner mandrel. The second inner mandrel is telescopically sleeved in the second outer sleeve. Thigh mount 213 is specifically an arcuate plastic shell/brace for fitting over the thigh of a patient. The arc-shaped plastic shell/protector is connected to the second inner core shaft and moves along with the expansion and contraction of the second inner core shaft. In order to avoid the second outer sleeve from interfering the connection of the arc-shaped plastic shell and the second inner mandrel, the second outer sleeve is also provided with a clearance groove so as to facilitate the movement of the arc-shaped plastic shell and the second inner mandrel. The thigh fixing 213 is further provided with two elastic bandages so that the thigh fixing 213 is firmly bound with the thigh of the patient, and the thigh fixing 213 is prevented from sliding relative to the thigh of the patient.

As shown in fig. 1, in one embodiment of the present application, the calf securing structure 22 includes a third base 221 hinged to the second telescoping member 212, a third telescoping member 222 telescopically coupled to the third base 221, and a calf securing member 223 coupled to the third telescoping member 222.

Wherein the third base 221 is hingedly connected to the second telescoping member 212. The third base 221 is specifically a third outer sleeve, and a hinge or a rotating shaft is arranged on the third outer sleeve to realize hinged connection with the second inner core shaft. The third telescoping member 222 is embodied as a third inner mandrel. The third inner core shaft is telescopically sleeved in the third outer sleeve. The calf holder 223 is specifically an arcuate plastic shell/brace for fitting over the patient's calf. The arc-shaped plastic shell/protector is connected to the third inner core shaft and moves along with the expansion and contraction of the third inner core shaft. In order to avoid the third outer sleeve from interfering the connection of the arc-shaped plastic shell and the third inner mandrel, the third outer sleeve is also provided with a clearance groove so as to facilitate the movement of the arc-shaped plastic shell and the third inner mandrel. Two elastic bandages are also provided on the shank fixation member 223 so that the shank fixation member 223 is securely tied to the patient's shank, avoiding relative sliding of the shank fixation member 223 and the patient's shank.

As shown in fig. 5, in one embodiment of the present application, a telescopic positioning structure 214 for fixing the second base 211 and the second telescopic member 212 to each other is further provided on the thigh fixing structure 21.

Wherein the telescopic positioning structure 214 can fix the second base 211 and the second telescopic member 212 to each other, so that the thigh fixing structure 21 is fixed at a desired use length, and the thigh fixing structure 21 is prevented from being telescopic at the time of operation. It will be appreciated that the torso fixing structure 1 is also provided with a telescopic positioning structure capable of fixing the first base 14 and the first telescopic member 15 to each other, so as to fix the torso fixing structure 1 to a desired length of use and prevent the torso fixing structure 1 from telescoping during operation. It will be appreciated that the shank fixation device 22 is also provided with a telescopic positioning means for fixing the third base 221 and the third telescopic member 222 to each other, so as to fix the shank fixation device 22 to a desired length of use and prevent the shank fixation device 22 from telescoping during operation.

As shown in fig. 5, in one embodiment of the present application, the telescopic positioning structure 214 includes a plurality of positioning holes 2141 formed on one of the second base 211 and the second telescopic member 212, and an elastic telescopic member 2142 elastically mounted on the other of the second base 211 and the second telescopic member 212, wherein the elastic telescopic member 2142 has an extended state and a retracted state, and when the elastic telescopic member 2142 is in the extended state, the elastic telescopic member 2142 is selectively inserted into a target positioning hole 2141 of the plurality of positioning holes 2141.

Specifically, the second base 211 is provided with a plurality of positioning holes 2141 sequentially arranged at intervals along the extending direction, and the second extending member 212 is provided with an elastic extending member 2142, for example, a pin that can be elastically extended and retracted. When the elastic telescoping member 2142 is selectively inserted into the target positioning hole 2141 of the plurality of positioning holes 2141, the telescoping positions of the second base 211 and the second telescoping member 212 are locked to lock the thigh securing structure 21 at a fixed telescoping length. It is understood that the elastic telescoping member 2142 may also be disposed on the second base 211, and the positioning hole 2141 is disposed on the second telescoping member 212. The shank fixation device 22 is also provided with a telescopic positioning structure 214 for locking the telescopic length of the shank fixation device 22.

In other embodiments, the telescoping positioning structure 214 may also be a detent pin structure, a detent bolt structure, or the like.

As shown in fig. 2, 3 and 4, in one embodiment of the present application, the first angle measuring device 23 and the second angle measuring device 24 each employ an electronic angle measuring instrument.

The electronic angle measuring instrument is a measuring instrument capable of converting the angle fluctuation into an electric signal and displaying the electric signal as a reading. Besides the dial with the degree, the electronic angle measuring instrument is also provided with a display screen for displaying the reading number, a button for controlling the electronic angle measuring instrument to be opened or closed, a button for resetting correction or zeroing, a button for storing the reading number and the like. The electronic angle measuring instrument can accurately and intuitively read the readings of the movement degrees of the hip joint and the knee joint.

When the electronic angle measuring instrument is used, the electronic angle measuring instrument is correspondingly placed at the center of the hip joint and the knee joint, and the electronic angle measuring instrument is driven to rotate through the movement of the thigh fixing structure 21 and the shank fixing structure 22, so that the maximum movement range of the hip joint and the knee joint, namely the movement degree of the hip joint and the knee joint, is measured. The patient is in the state of standing, and trunk fixed knot constructs 1, thigh fixed knot construct 21 and shank fixed knot construct 22 are parallel to each other, and the number of degrees of electronic angle measuring apparatu is 0 this moment, and the patient extremely bends the knee and bends the hip, and the number of degrees of electronic angle measuring apparatu are ordered, and the patient extremely stretches the knee and stretches the hip again, and the number of degrees of electronic angle measuring apparatu are ordered, and the range of motion of two record numbers of degrees is the mobility that corresponds hip joint and knee joint.

As shown in fig. 1, in one embodiment of the present application, the number of activity measuring assemblies 2 is 2, and two sides of the torso fixing structure 1 are connected to one activity measuring assembly 2.

Specifically, one activity degree measuring component 2 installs in patient's left side for measure hip joint and knee joint activity degree of patient's left limb, and another activity degree measuring component 2 installs in patient's right side for measure hip joint and knee joint activity degree of patient's right limb, so that accomplish the activity degree measurement of patient's two hip joints and two knee joints in step, compare in traditional measuring means, the hip joint and the knee joint activity degree measuring device of this application use more labour saving and time saving, operate more portably.

The foregoing description of the preferred embodiments of the present application is not intended to be limiting, but is intended to cover any and all modifications, equivalents, and alternatives falling within the spirit and principles of the present application.

Claims (10)

1. A hip joint and knee joint mobility measuring device, which is characterized by comprising a trunk fixing structure (1) and a mobility measuring assembly (2); the mobility measurement assembly (2) comprises a thigh fixing structure (21) hinged with the trunk fixing structure (1), a shank fixing structure (22) hinged with the thigh fixing structure (21), a first angle measurement device (23) arranged at the hinge position of the trunk fixing structure (1) and the thigh fixing structure (21), and a second angle measurement device (24) arranged at the hinge position of the thigh fixing structure (21) and the shank fixing structure (22), wherein the first angle measurement device (23) can measure the hinge angle of the trunk fixing structure (1) and the thigh fixing structure (21), and the second angle measurement device (24) can measure the hinge angle of the thigh fixing structure (21) and the shank fixing structure (22).

2. Hip and knee joint mobility measuring device according to claim 1, wherein the trunk fixation structure (1) is a trunk fixation structure (1) which is telescopic in its height direction, and the thigh fixation structure (21) is a thigh fixation structure (21) which is telescopic in its length direction.

3. The hip and knee joint mobility measuring device according to claim 2, wherein the trunk fixing structure (1) includes first and second trunk fixing members (11, 12) arranged at intervals in a width direction, and a connecting member (13) for connecting the first and second trunk fixing members (11, 12).

4. A hip and knee joint mobility measuring device according to claim 3, wherein the torso fixing structure (1) further comprises a first base (14) and a first telescopic member (15) telescopically connected to the first base (14).

5. The hip and knee joint mobility measuring device according to claim 4, wherein the thigh fixing structure (21) comprises a second base (211) hinged to the first telescopic member (15), a second telescopic member (212) telescopically connected to the second base (211), and a thigh fixing member (213) connected to the second telescopic member (212).

6. The hip and knee joint mobility measurement device according to claim 5, wherein the lower leg fixation structure (22) comprises a third base (221) hinged to the second telescopic member (212), a third telescopic member (222) telescopically connected to the third base (221), and a lower leg fixation member (223) connected to the third telescopic member (222).

7. Hip and knee joint mobility measuring device according to claim 5, characterized in that the thigh fixing structure (21) is further provided with a telescopic positioning structure (214) for fixing the second base (211) and the second telescopic member (212) to each other.

8. The hip and knee joint mobility measurement device according to claim 7, wherein the telescopic positioning structure (214) includes a plurality of positioning holes (2141) provided on one of the second base (211) and the second telescopic member (212), and an elastic telescopic member (2142) elastically telescopic mounted on the other of the second base (211) and the second telescopic member (212), the elastic telescopic member (2142) having an extended state and a retracted state, the elastic telescopic member (2142) being selectively insertable into a target positioning hole (2141) among the plurality of positioning holes (2141) when the elastic telescopic member (2142) is in the extended state.

9. Hip and knee joint mobility measuring device according to any one of claims 1 to 8, characterized in that the first angle measuring device (23) is an electronic angle measuring instrument.

10. The hip and knee joint mobility measuring device according to any one of claims 1 to 8, wherein the number of mobility measuring assemblies (2) is 2, and wherein one mobility measuring assembly (2) is connected to each of the two sides of the torso fixing structure (1).