CN218899475U

CN218899475U - Muscle strength measuring instrument and muscle strength detecting system

Info

Publication number: CN218899475U
Application number: CN202222305695.7U
Authority: CN
Inventors: 王鹏; 黄济超
Original assignee: Shenzhen Lianying Zhirong Medical Technology Co ltd
Current assignee: Shenzhen Lianying Zhirong Medical Technology Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-04-25
Anticipated expiration: 2032-08-31

Abstract

The application relates to a muscle strength measuring instrument and muscle strength detecting system, the muscle strength measuring instrument includes shell, tension pressure sensor, atress part and output part. The device comprises a shell, a tension pressure sensor, a stress component, an output component and a force sensor, wherein the tension pressure sensor is arranged in the shell, the stress component is arranged outside the shell, one end of the stress component is connected with the tension pressure sensor, the other end of the stress component is used for receiving external force, and the output component is in communication connection with the tension pressure sensor and is used for outputting acting force detected by the tension pressure sensor. Through above-mentioned muscle strength measuring apparatu, but direct measurement obtains muscle strength, has realized quantifying muscle strength, has improved the accuracy of muscle strength test, and whole muscle strength measuring apparatu simple structure need not complicated equipment operation simultaneously, and the test process is simple and convenient, need not the special personnel and instructs, has improved the high efficiency and the convenience of test.

Description

Muscle strength measuring instrument and muscle strength detecting system

Technical Field

The application relates to the technical field of medical services, in particular to a muscle strength measuring instrument and a muscle strength detecting system.

Background

Muscle strength (abbreviated as "muscle strength") refers to the strength of muscle contraction when a limb makes voluntary exercises, and measurement of muscle strength, i.e., muscle strength measurement, is an important basis for determining the muscle strength state of a patient and evaluating the rehabilitation training effect.

Clinically, the commonly adopted muscle strength examination process is that an operator orders a patient to complete specified actions, such as stretching and bending movements of joints, and applies resistance to the patient so as to observe the completion condition of the specified actions by the patient, sense the resistance degree of the patient, estimate the muscle strength of the patient and determine the muscle strength level of the patient.

However, the above-mentioned muscle strength examination method is greatly subjectively affected by an operator, and thus the muscle strength cannot be accurately quantified.

Disclosure of Invention

In view of the above, it is desirable to provide a muscle strength measuring instrument and a muscle strength detecting system.

In a first aspect, the present application provides a muscle strength measuring apparatus comprising:

a housing 101, a tension and pressure sensor 102, a force receiving member 103, and an output member 104;

a pull pressure sensor 102 is provided in the housing 101;

the force-bearing component 103 is arranged outside the shell 101, one end of the force-bearing component 103 is connected with the tension pressure sensor 102, and the other end of the force-bearing component 103 is used for receiving external force;

the output unit 104 is communicatively connected to the pull pressure sensor 102, and outputs the force detected by the pull pressure sensor 102.

In one embodiment, the muscle strength measuring instrument further comprises a fixing strap 105, and a strap clamping groove 1011 is formed in the outer shell 101; the fixing strap 105 is detachably connected to the housing 101 through the strap catching groove 1011.

In one embodiment, the securing strap 105 is a hook and loop strap, including a hook and loop strap that can be freely adhered and separated; the binding band clamping groove 1011 comprises a first clamping groove and a second clamping groove which are respectively positioned at two sides of the shell 101; the hook face belt is detachably connected with the shell 101 through the first clamping groove, and the loop face belt is detachably connected with the shell 101 through the second clamping groove.

In one embodiment, the force-receiving member 103 comprises a pull ring; the pull ring is connected with the external fixing body through an elastic belt.

In one embodiment, the pull pressure sensor 102 comprises a resistance strain gauge sensor comprising an elastic body, a resistance strain gauge, and a measurement circuit;

the elastic body is connected with the stress part 103, the resistance strain gauge is fixed on the elastic body, and the measuring circuit is electrically connected with the resistance strain gauge.

In one embodiment, the muscle force measuring instrument further comprises a nine-axis sensor 106, wherein the nine-axis sensor 106 is arranged inside the housing 101 and is in communication connection with the output member 104; nine-axis sensor 106 includes, among other things, a three-axis accelerometer, a three-axis gyroscope, and a three-axis magnetometer.

In one embodiment, the output component 104 includes an electrically connected antenna and a communication module, which is a bluetooth module or a wifi module.

In one embodiment, the output member 104 includes a display screen disposed on a surface of the housing 101, the display screen being electrically connected to the pull pressure sensor 102.

In one embodiment, the muscle force meter further comprises an energy storage component 107; the energy storage component 107 is electrically connected to the pull pressure sensor 102 and the output component 104, respectively.

In one embodiment, the muscle strength meter further comprises a charging circuit and a charging interface electrically connected;

the charging circuit is disposed inside the housing 101 and is electrically connected with the energy storage component 107; the charging interface is provided on the surface of the housing 101.

In a second aspect, the present application provides a muscle strength detection system comprising a terminal and a muscle strength measurement instrument according to any one of the preceding claims, the muscle strength measurement instrument being in communication with the terminal; the terminal comprises a display unit for displaying the measurement data acquired by the muscle strength measuring instrument.

In one embodiment, the content displayed in the display unit further includes at least one of muscle strength level, teaching video, measurement task, test report, and instruction opinion.

In the muscle strength measuring instrument and the muscle strength detecting system, the muscle strength measuring instrument comprises a shell, a tension pressure sensor, a stress part and an output part. The tension and pressure sensor is arranged in the shell, the stress part is arranged outside the shell, one end of the stress part is connected with the tension and pressure sensor, the other end of the stress part is used for receiving external force, and the output part is in communication connection with the tension and pressure sensor and is used for outputting the tension detected by the tension and pressure sensor. Through above-mentioned muscle strength measuring apparatu, but direct measurement obtains user's muscle strength, has realized quantifying muscle strength, has improved the accuracy of muscle strength test, and whole muscle strength measuring apparatu structure is succinct simultaneously, need not complicated equipment operation, and the testing process is simple and convenient, need not the special personnel and guides, has improved the high efficiency and the convenience of test.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, and it should be apparent that the drawings in the following description are only some embodiments of the present application and should not be construed as limiting the present utility model in any way. Other embodiments and corresponding figures for other embodiments will be apparent to those of ordinary skill in the art from the drawings.

FIG. 1 is a schematic cross-sectional view of a muscle strength meter according to one embodiment;

FIG. 2 is a schematic view of a housing of the myodynamia meter with a securing strap in accordance with one embodiment;

FIG. 3 is a schematic diagram of the use of a myodynameter in one embodiment;

FIG. 4 is a schematic view showing a structure of a housing provided with a fixing strap in the myodynameter according to another embodiment;

FIG. 5 is a schematic diagram of the topology of the interior of the housing of the myodynameter in one embodiment;

FIG. 6 is a display of a display screen on a myodynameter in one embodiment;

FIG. 7 is a display of a display screen of a myodynameter in another embodiment.

FIG. 8 is a schematic diagram of the topology of the interior of the housing of the myodynameter in another embodiment;

FIG. 9 is a schematic diagram of a muscle strength detection system according to an embodiment;

FIG. 10 is a diagram of the display content of a display unit on a terminal in one embodiment;

fig. 11 is a display content of a display unit on a terminal in another embodiment.

Reference numerals illustrate:

101-shell 1011-bandage clamping groove

102-tension and pressure sensor

103-force-bearing member

104-output part

105-fixing strap

106-nine-axis sensor

107-energy storage component

100-muscle strength measuring instrument 200-terminal

Description of the embodiments

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. 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. In addition, the connection may be for both a fixing action and a coupling or communication action.

It is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one …" does not exclude the presence of other identical or equivalent elements in a process, method, article, or apparatus that comprises the element. In addition, the terms "upper", "lower", "top", "bottom", etc. do not constitute absolute spatial relationship limitations, but rather are a relative concept.

The application provides a muscle strength measuring instrument which can realize quantitative measurement of muscle strength. Fig. 1 is a schematic cross-sectional view of a muscle force measuring instrument, as shown in fig. 1, including a housing 101, a tension and pressure sensor 102, a force receiving member 103, and an output member 104.

Wherein a pull pressure sensor 102 is provided in the housing 101; the force-bearing component 103 is arranged outside the shell 101, one end of the force-bearing component 103 is connected with the tension pressure sensor 102, and the other end of the force-bearing component 103 is used for receiving external force; the output component 104 is communicatively coupled to the pull pressure sensor 102 for outputting the force detected by the pull pressure sensor 102.

The housing 101 is a hollow housing structure, and is used as a main body of the muscle force measuring apparatus to accommodate the tension and pressure sensor 102, the load bearing member 103 and the output member 104. In the present embodiment, the shape, size and material of the housing 101 are not particularly limited, so as to satisfy the basic requirement.

The force-receiving component 102 is used for receiving an external force, applying the external force to the pull pressure sensor 102, collecting a force value by the pull pressure sensor 102, transmitting the collected force value to the output component 104, and outputting the collected force value by the output component 104.

In practical application, the muscle strength measuring instrument has various use modes, and a user can select to use according to own needs. Alternatively, the muscle strength measuring apparatus may include, but is not limited to, the following methods:

mode one

The muscle force measuring instrument is horizontally placed, the stress surface of the stress part 103 faces upwards, a user applies pressure to the stress surface of the stress part 103 by using a part to be measured, the pressure acts on the tension pressure sensor 102, the tension pressure sensor 102 collects a pressure value, and the output part 104 outputs the pressure value.

Mode two

The user fixes the housing 101 of the muscle strength measuring instrument by using the lower limb, applies a pulling force to the force receiving member 103 by using the upper limb, the pulling force acts on the pulling pressure sensor 102, the pulling pressure sensor 102 collects a pulling force value, and the output member 104 outputs the pulling force value.

Optionally, the housing 101 of the muscle force measuring apparatus may further include a fixing structure on the housing 101 on the side where the non-stress member 103 is located, so as to fix the housing 101 of the muscle force measuring apparatus to an external fixing body. The fixing structure can be an adhesion layer, and the muscle strength measuring instrument is fixed on an external fixing body in an adhesion mode, and can also be other fastening structures or binding structures.

In the case where the housing 101 of the muscle strength meter includes a fixing structure, the muscle strength meter further includes the following usage modes:

mode three

The housing 101 of the muscle strength measuring instrument is fixed with an external fixing body through the fixing structure, a user applies pressure or tension to the force receiving component 103 and acts on the tension pressure sensor 102, the tension pressure sensor 102 collects a pressure value/tension value, and the output component 104 outputs the pressure value/tension value.

In this embodiment, a muscle force measuring apparatus is provided that includes a housing, a tension pressure sensor, a force receiving member, and an output member. The device comprises a shell, a tension pressure sensor, a stress component, an output component and a force sensor, wherein the tension pressure sensor is arranged in the shell, the stress component is arranged outside the shell, one end of the stress component is connected with the tension pressure sensor, the other end of the stress component is used for receiving external force, and the output component is in communication connection with the tension pressure sensor and is used for outputting acting force detected by the tension pressure sensor. Through above-mentioned muscle strength measuring apparatu, but direct measurement obtains muscle strength, has realized quantifying muscle strength, has improved the accuracy of muscle strength test, and whole muscle strength measuring apparatu simple structure need not complicated equipment operation simultaneously, and the test process is simple and convenient, need not the special personnel and instructs, has improved the high efficiency and the convenience of test.

In one embodiment, as shown in FIG. 2, the muscle strength meter further includes a securing strap 105. The casing 101 is provided with a binding band slot 1011, and the fixing binding band 105 is detachably connected with the casing 101 through the binding band slot 1011.

The fixing band 105 corresponds to the above-described fixing structure. Alternatively, to facilitate user application of force, a securing strap 105 is provided on the opposite side of the housing 101 from the force receiving member 103.

Alternatively, the securing strap 105 may be a wrapping strap that is passed through a strap slot 1011 on the housing 101 to wrap the external fixator/user's measurement site multiple times to fixedly position the muscle force meter's housing 101 with the external fixator/user's measurement site.

Alternatively, the securing straps 105 may be elastic straps that pass through strap slots 1011 in the housing 101 to secure the housing 101 of the muscle force meter to an external fixture/measurement site of the user.

When the fixing band 105 fixes the housing 101 of the muscle force measuring device to the external fixing body, the user can directly apply force to the force receiving member 103 to measure the muscle force. In the case where the fixing band 105 fixes the housing 101 of the muscle force measuring apparatus to the measuring site of the user, it is also necessary to connect the force receiving member 103 to an external fixing body to perform muscle force measurement using the force and the reaction force under the user's action.

As shown in fig. 3, the force receiving member 103 includes a pull ring connected to an external fixing body, which may be a wall body as shown in fig. 3, through an elastic band. When a user performs muscle strength measurement, the casing 101 of the muscle strength measurement instrument can be worn on the wrist through the fixing straps 105, the arm is bent to apply force, the casing 101 is driven to move in a direction away from the wall, the user continuously applies force, the elastic strap is stressed and straightened and acts on the tension pressure sensor 102, and the tension pressure sensor 102 collects the applied force of the user.

In this embodiment, the muscle strength measuring instrument that provides still includes the fixed bandage, is provided with the bandage draw-in groove on the shell, and the fixed bandage passes through the bandage draw-in groove and can dismantle with the shell and be connected. The muscle strength measuring instrument has various use modes and can meet different measurement requirements of users.

To enhance ease of use, in one embodiment, the securing strap 105 is a hook and loop strap, as shown in FIG. 4, comprising a hook and loop strap A and a loop strap B that can be freely adhered and separated. Accordingly, the strap slot 1011 includes a first slot a and a second slot b on both sides of the housing 101, respectively.

The hook surface belt a is detachably connected with the shell 101 through a first clamping groove a, and the loop surface belt B is detachably connected with the shell 101 through a second clamping groove B.

When in use, a user can separate the hook band a and the loop band B of the fixing strap 105, and set the hook band a and the loop band B around the external fixing body/measuring part, and then adjust the bonding position according to the size of the external fixing body/the feeling of the user to bond the hook band a and the loop band B, so as to fix the housing 101 of the muscle force measuring apparatus with the external fixing body/measuring part.

In this embodiment, the fixing strap in the provided muscle force measuring instrument is a fastening strap, and includes a hook surface strap and a loop surface strap that can be freely adhered and separated, and the strap clamping groove correspondingly includes a first clamping groove and a second clamping groove that are respectively located at two sides of the housing. The hook surface belt is detachably connected with the shell through the first clamping groove, and the loop surface belt is detachably connected with the shell through the second clamping groove. The quick binding and unbinding of the shell of the muscle strength measuring instrument and the external fixing body/measuring part can be realized through the fastening tape, and the convenience of use is improved.

In one embodiment, pull pressure sensor 102 comprises a resistance strain gauge sensor.

The resistance strain sensor comprises an elastic main body, a resistance strain gauge and a measuring circuit, wherein the elastic main body is connected with the stress part 103, the resistance strain gauge is fixed on the elastic main body, and the measuring circuit is electrically connected with the resistance strain gauge.

Under the action of the stress part 103, the elastic body deforms to drive the resistance strain gauge to deform, so that the resistance value of the resistance strain gauge changes, the electric signal in the corresponding measuring circuit changes, and the measuring circuit obtains the current acting force value based on the changed electric signal. In this embodiment, the force measuring principle of the resistance strain sensor is the same as that of the prior art, and will not be described herein.

In this embodiment, a tension pressure sensor in a muscle force measuring instrument is provided that includes a resistance strain gauge sensor including an elastic body, a resistance strain gauge, and a measurement circuit. The elastic main body is connected with the stress part, the resistance strain gauge is fixed on the elastic main body, and the measuring circuit is electrically connected with the resistance strain gauge. The resistance strain sensor can directly quantify the muscle strength, and meanwhile, does not occupy a large amount of space, thereby being beneficial to the miniaturization design of the whole muscle strength measuring instrument.

The muscle strength measuring instrument can be used as an auxiliary instrument for rehabilitation training of patients, and in general, various test data including muscle strength are needed to determine the effect of rehabilitation training of patients. Based on this, in one embodiment, as shown in fig. 5, fig. 5 is a schematic diagram of the topology inside the housing 101 of the muscle force measuring apparatus, which further includes a nine-axis sensor 106.

The nine-axis sensor 106 is provided inside the casing 101 and is communicatively connected to the output member 104. Nine-axis sensor 106 includes a three-axis accelerometer, a three-axis gyroscope, and a three-axis magnetometer. The triaxial accelerometer is used for measuring acceleration values generated on three axes of the space X, Y, Z when a user performs specified actions in the force measuring process; the triaxial gyroscope is used for measuring the motion state (such as motion track, acceleration and the like) of a measuring part of a user in the force measuring process; the triaxial magnetometer is used for testing the magnetic field intensity and direction of the using space of the muscle strength measuring instrument and positioning the azimuth of the measuring part.

After the sensors (e.g., the tension sensor 102, the nine-axis sensor 106, etc.) mounted on the muscle strength measuring instrument collect corresponding test data, the collected test data is output through the output unit 104.

In this embodiment, the provided muscle force measuring apparatus further includes a nine-axis sensor. The nine-axis sensor is disposed within the housing and is in communication with the output member. The nine-axis sensor comprises a three-axis accelerometer, a three-axis gyroscope and a three-axis magnetometer. In the use process of the muscle strength measuring instrument, the muscle strength of the measuring part can be obtained through the tension pressure sensor, and the measuring data with more dimensionalities such as the acceleration, the movement track and the like of the measuring part can be obtained through the nine-axis sensor, so that the functions of the muscle strength measuring instrument are enriched, and meanwhile, a doctor can accurately judge the rehabilitation training effect of a patient based on the obtained multidimensional measuring data, so that a more accurate and effective training plan can be formulated for the patient.

The output means 104 may output the acquired measurement data in various forms, and may be output by the muscle force measuring machine itself or by a device other than the muscle force measuring machine.

In one alternative embodiment, output member 104 includes a display screen disposed on a surface of housing 101 and electrically coupled to pull pressure sensor 102.

After the tension pressure sensor 102 collects the acting force applied by the user, the value of the acting force is transmitted to the display screen, and the acting force is output in the form of displaying the value of the acting force on the display screen of the muscle strength measuring instrument.

Alternatively, the display screen may display the value of the force (i.e., muscle force) collected by the pull pressure sensor 102 in real time, and may graphically display the collected force as the pull pressure sensor 102 is periodically sampled. Wherein the chart may be a table as shown in fig. 6 to show each value of the periodically acquired force; the graph may also be a line graph as shown in fig. 7 to show each value of the periodically acquired force.

After the pulling pressure sensor 102 collects the acting force applied by the user, the acting force value is transmitted to the communication module, and under the action of the antenna, the communication module sends the collected acting force value to the external device which is in communication with the internal communication module of the muscle strength measuring instrument, and the external device directly displays the received acting force value or further processes and then outputs the acting force value.

In this embodiment, the output part in the provided muscle strength measuring instrument includes the display screen that sets up on the shell surface, and this display screen is connected with drawing pressure sensor electricity to the muscle strength output that will measure through the display screen of muscle strength measuring instrument itself shows, makes the user see the test result fast, convenient and directly perceivedly. The output component can also comprise an antenna and a communication module which are electrically connected, wherein the communication module is a Bluetooth module or a wifi module, so that the collected acting force is transmitted to the external equipment for direct display based on a communication link between the communication module and the external equipment, or is further processed and then output, so that the measurement result is clearly displayed, or is output after deep analysis.

In one embodiment, as shown in fig. 8, the muscle force meter further includes an energy storage component 107. The energy storage component 107 is electrically connected to the pull pressure sensor 102 and the output component 104, respectively.

Alternatively, the energy storage component 107 may be an energy storage battery that may power the pull pressure sensor 102 and the output component 104 inside the muscle force meter.

To avoid wasting resources, the energy storage component 107 may be a rechargeable battery, and the muscle strength measuring instrument further includes a charging circuit and a charging interface electrically connected correspondingly. Wherein, the charging circuit is arranged inside the shell 101 and is electrically connected with the energy storage component 107, and the charging interface is arranged on the surface of the shell 101.

The charging interface on the housing 101 of the muscle force meter may be connected to an external power source and charge the energy storage component 107 via a charging circuit. Alternatively, the charging interface may be a USB interface. The charging circuit stabilizes the external power supply, converts the ac power into dc power, adjusts the voltage, and then inputs the regulated voltage to the energy storage component 107.

The application also provides a muscle strength detection system, as shown in fig. 9, including a terminal 200 and the muscle strength measurement instrument 100 according to any one of the foregoing embodiments, where the muscle strength measurement instrument 100 is in communication connection with the terminal 200.

Wherein the terminal 200 includes a display unit. The muscle force measuring instrument 100 transmits the acquired measurement data to the terminal 200, and the terminal 200 displays the measurement data acquired by the muscle force measuring instrument 100 through the display unit.

Alternatively, the terminal 200 may be a smart terminal such as a mobile phone, a PC, or the like. The display unit of the terminal 200 is the display screen of the intelligent terminal such as a mobile phone, a PC and the like.

Optionally, referring to fig. 1 to 8, the muscle force measuring apparatus 100 includes:

a pull pressure sensor 102 is provided in the housing 101;

It should be noted that, the specific structure, function and usage of the muscle strength measuring apparatus are detailed in the foregoing related embodiments, and are not repeated herein.

Optionally, the terminal 200 performs a series of algorithm processing on the received measurement data, and displays the processed measurement data in real time on a display screen, where a specific algorithm may be a prior art and will not be described in detail. As shown in fig. 10, the display content of the muscle strength may be a waveform chart in seconds, the horizontal axis represents time, and the vertical axis represents the value of the muscle strength. The display also includes a measurement site that a user may enter into the terminal 200 prior to testing. The measuring part reciprocates, and the numerical value is also displayed in real time.

Optionally, the terminal 200 may further determine the muscle strength level of the measurement location corresponding to the user according to the corresponding relationship between the muscle strength range and the muscle strength level corresponding to the preset measurement location, and display the muscle strength level through the display unit. The corresponding muscle strength grade can be determined by comparing the muscle strength average value in one test period with the corresponding relation between the muscle strength range and the muscle strength grade.

For example, for a measurement site of biceps brachii, the corresponding correspondence between the muscle strength range and the muscle strength level is shown in table 1 below:

table 1 correspondence table of muscle strength ranges and muscle strength grades of biceps brachii

The display content shown in fig. 10 includes a maximum value, a minimum value and an average value of muscle strength measured by the user in one test period, and the muscle strength level of the biceps brachii of the user is obtained by querying the correspondence table between the muscle strength range and the muscle strength level of the biceps brachii of the user based on the average value 80N.

Alternatively, the terminal 200 may also output a test report including the above contents and display it through a display unit.

In order to enable a user to more efficiently measure the muscle strength of the target muscle, the terminal also has a teaching function.

Optionally, as shown in fig. 11, the left side of the display interface is a teaching video/animation, and is provided with a voice broadcast and a text prompt, so as to help the user to move the target muscle group according to the corresponding action. After the user wears the muscle strength measuring apparatus 100, the user performs corresponding actions, and the terminal 200 directly displays and records the acquired muscle strength. The right side of the interface is a state display of the user wearing the muscle strength measuring instrument 100, the simulation animation simulates the action track of the user in real time, after the monitoring function is started, the muscle strength measuring instrument 100 measures the change of the muscle strength value, when the user moves to a limit state and maintains for more than 3 seconds, the terminal 200 records the muscle strength at the moment and displays the muscle strength in a dynamic data field of the right side interface, and the data is synchronously recorded to the muscle strength of the corresponding muscle of the user.

Optionally, the display interface of the terminal 200 further includes a task icon for setting a daily muscle strength measurement task, and the terminal automatically matches a plurality of different motion example actions according to the muscle strength condition measured by the user on a certain target portion, so as to measure and analyze the muscle strength of the target portion in all directions. The user can click the task icon and select the measurement task of the target portion to measure, and after the user finishes all muscle strength measurement actions for the target portion, the terminal 200 outputs a series of information based on the action-muscle strength-muscle group name of the target portion, gives guiding advice for treatment or rehabilitation according to the muscle strength condition, such as "lower strength of flexion and extension," please perform corresponding movement to improve muscle strength, and the like, and displays the information through the display unit.

The foregoing is a further detailed description of the utility model in connection with specific/preferred embodiments, and it is not intended that the utility model be limited to such description. It will be apparent to those skilled in the art that several alternatives or modifications can be made to the described embodiments without departing from the spirit of the utility model, and these alternatives or modifications should be considered to be within the scope of the utility model. In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "preferred embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples merely represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.

Claims

1. A muscle strength measuring instrument, characterized in that the muscle strength measuring instrument comprises a shell (101), a tension pressure sensor (102), a stress component (103) and an output component (104);

the pull pressure sensor (102) is arranged in the housing (101);

the stress component (103) is arranged outside the shell (101), one end of the stress component (103) is connected with the tension pressure sensor (102), and the other end of the stress component (103) is used for receiving external force;

the output component (104) is in communication connection with the pull pressure sensor (102) and is used for outputting the acting force detected by the pull pressure sensor (102).

2. The muscle strength meter according to claim 1, further comprising a fixing strap (105), wherein a strap clamping groove (1011) is provided on the housing (101); the fixing strap (105) is detachably connected with the shell (101) through the strap clamping groove (1011).

3. The myodynamia measuring instrument as recited in claim 2, wherein the securing strap (105) is a hook and loop strap comprising a hook and loop strap that can be freely adhered and separated; the binding band clamping groove (1011) comprises a first clamping groove and a second clamping groove which are respectively positioned at two sides of the shell (101); the hook face belt is detachably connected with the shell (101) through the first clamping groove, and the loop face belt is detachably connected with the shell (101) through the second clamping groove.

4. The muscle strength meter according to claim 1, characterized in that the force-receiving member (103) comprises a pull ring; the pull ring is connected with an external fixing body through an elastic belt.

5. The muscle strength meter of claim 1, wherein the tension pressure sensor (102) comprises a resistance strain gauge sensor comprising an elastic body, a resistance strain gauge, and a measurement circuit;

the elastic main body is connected with the stress part (103), the resistance strain gauge is fixed on the elastic main body, and the measuring circuit is electrically connected with the resistance strain gauge.

6. The muscle strength meter according to any one of claims 1 to 5, further comprising a nine-axis sensor (106), the nine-axis sensor (106) being arranged inside the housing (101) and being in communication with the output member (104); wherein the nine-axis sensor (106) comprises a three-axis accelerometer, a three-axis gyroscope, and a three-axis magnetometer.

7. The muscle strength meter according to any one of claims 1-5, wherein the output member (104) comprises an electrically connected antenna and a communication module, which is a bluetooth module or a wifi module.

8. The muscle strength meter according to any one of claims 1-5, wherein the output member (104) comprises a display screen arranged on a surface of the housing (101), the display screen being electrically connected to the pull pressure sensor (102).

9. The muscle strength meter according to any one of claims 1 to 5, further comprising an energy storage component (107); the energy storage component (107) is electrically connected with the pull pressure sensor (102) and the output component (104), respectively.

10. The muscle strength meter of claim 9, further comprising a charging circuit and a charging interface electrically connected;

the charging circuit is arranged inside the shell (101) and is electrically connected with the energy storage component (107); the charging interface is arranged on the surface of the shell (101).

11. A muscle strength testing system comprising a terminal and a muscle strength meter according to any one of claims 1 to 9, the muscle strength meter being communicatively connected to the terminal; the terminal comprises a display unit for displaying the measurement data acquired by the muscle strength measuring instrument.

12. The muscle strength testing system of claim 11, wherein the content displayed in the display unit further comprises at least one of a muscle strength grade, a teaching video, a measurement task, a test report, and a coaching opinion.