CN115736927A - Wearable measuring device for installing magnetic sensor and using method thereof - Google Patents

Abstract

The invention discloses a wearable measuring device for mounting a magnetic sensor, which comprises at least one bandage, at least one magnetic sensor, a sensor fixing component and a bandage connecting piece, wherein the sensor fixing component is matched with the magnetic sensor for mounting, the bandage comprises an elastic structure with a plurality of through holes, two ends of the elastic structure are connected with the bandage connecting piece to form a closed loop structure, the bandage is worn on an individual to be measured, the sensor fixing component is connected to the bandage, the sensor fixing component is connected with the magnetic sensor, and the magnetic sensor is an optical atom magnetometer and is used for measuring a magnetic signal generated by the individual to be measured. The invention can adapt to various measuring objects, can better fit with a measuring position, has simple structure, improves the signal acquisition strength, reduces the cost, and leads the magnetic signal detection result to be more accurate by combining with the use method.

Description

Wearable measuring device for installing magnetic sensor and using method thereof

Technical Field

The invention belongs to the technical field of medical diagnosis and instruments, and particularly relates to a wearable measuring device for mounting a magnetic sensor and a using method thereof.

Background

The magnetic signal can contain more abundant information than the conventional electric signal, the diagnosis of various diseases is carried out by measuring the magnetic field of the human body, the magnetic signal is a brand-new disease diagnosis technology developed in recent years, for example, the measurement and analysis of the magnetic signals of the magnetocardiogram, the magnetoencephalography and the like, the magnetic signal is more sensitive to the diagnosis and the measurement of certain diseases than the conventional electric signal, and the magnetic signal has the advantages of no contact and no wound, and is expected to be used as an important technical means for clinical diagnosis of diseases in the near future.

For example, there are two main helmet designs in existing devices, such as a brain magnetic instrument based on an atomic magnetometer: the other is a flexible cap which is made of elastic cloth and can be tightly attached to the skin, and although the flexible cap is suitable for different head shapes, the spatial positioning among sensors is easy to deviate, so that the accuracy of magnetoencephalogram detection data is influenced. The rigid helmet is a magnetoencephalogram helmet or magnetoencephalogram helmet customized based on a 3D printing technology, a magnetic sensor is arranged on the helmet to further complete the measurement of magnetic field signals of a local or whole brain area, although the position of the sensor of the rigid helmet cannot generate random offset, the arranged sensor is far away from the scalp to cause the reduction of signal acquisition strength, and the personalized 3D modeling customization is realized, so that the cost is high, and the period is long. For example, in the measurement of a cardiac magnetic field, a multi-point magnetocardiogram is performed by using a magnetocardiogram apparatus in order to obtain sufficient cardiac magnetic field distribution information. However, in the current market, when magnetic signal measurement is performed on different diseases, different body parts correspond to different measurement devices, and the application conditions are limited, the cost is high, or the application is complicated and inconvenient, so that a novel design is needed to further solve the existing problems.

Disclosure of Invention

Therefore, the invention provides a wearable measuring device for mounting a magnetic sensor, which comprises a binding belt, a binding belt connecting piece, a sensor fixing component and the magnetic sensor, wherein the magnetic sensor is arranged on the binding belt through the fixing component, the binding belt has an elastic structure, can adapt to various measuring parts of a human body, can be better attached to a measuring position without generating wrinkles, has a simple structure, reduces the production and test cost while improving the signal acquisition strength, and also ensures that the magnetoencephalogram detection result is more accurate by combining with the use method of the device.

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

the wearable measuring device comprises at least one strap, at least one magnetic sensor, a sensor fixing component and a strap connecting piece, wherein the sensor fixing component and the strap connecting piece are installed in a matched mode with the magnetic sensor, the strap comprises an elastic structure with a plurality of through holes, two ends of the elastic structure are connected, the strap connecting piece forms a closed loop structure, the strap is worn on an individual to be measured, the sensor fixing component is connected to the strap, the magnetic sensor is connected to the sensor fixing component, and the magnetic sensor is an optical atom magnetometer and used for measuring magnetic signals generated by the individual to be measured.

Preferably, the binding band is divided into a left section area, a right end area and a middle section area, the left section area and the right section area are of the elastic structure with the plurality of through holes, the middle section area is of the non-elastic structure, and the sensor fixing component is connected to the middle section area.

Preferably, the bandage is divided into a left section area, a right end area and a middle section area, the left section area and the right section area are the elastic structures with the through holes, the middle section area is the elastic structure with hook and loop fasteners or hook and loop fasteners, and the sensor fixing component is connected to the middle section area.

Preferably, the binding band is divided into two sections, wherein one section is the elastic structure with the plurality of through holes, and the other section is the elastic structure with hook and loop fasteners or hook and loop fasteners.

Preferably, the binding belt connecting piece is a binding belt, and two ends of the binding belt are provided with fixing hooks.

Preferably, the binding band connecting piece is a button, and the button is connected to one end, far away from the through hole, of the binding band.

Preferably, the fixed subassembly of sensor includes bayonet socket and sensor base, sensor base fixed connection in on the bandage, be provided with the location anchor point on the sensor base, the bayonet socket with be the rotation relation of connection between the sensor base, the bayonet socket is used for the installation magnetic sensor.

Preferably, the sensor fixing component is an integrated structure and comprises a bottom surface structure and two oppositely arranged vertical grabs, the vertical grabs are elastic structures, and the magnetic sensor is installed between the two vertical grabs.

Preferably, a layer of heat insulation rubber strip is arranged on the binding band and used for isolating heat generated by the magnetic sensor in the working process.

Preferably, the strap connector further comprises a strap mount connected between the strap and the strap connector.

A use method of the wearable measuring device for mounting a magnetic sensor, the method comprising the steps of: (1) fixing the magnetic sensor to the strap; (2) Wearing the bandage and the bandage connecting piece on the tested individual; (3) adjusting the position of a plurality of said straps and fixing them; (4) Determining the reference point of the measured individual and the position of each magnetic sensor; (5) measuring magnetic field signal data of the tested individual; (6) Judging whether the reference data are acquired completely, if not, returning to the step (4) to acquire the reference data; and (7) completing magnetic signal measurement.

Compared with the prior art, the invention has the beneficial effects that: 1) The wearable measuring device for mounting the magnetic sensor is characterized in that the magnetic sensor is arranged on the binding band through the sensor fixing component to measure the magnetic signal at the position required by a human body, the binding band comprises an elastic structure, the wearable measuring device can be adaptively adjusted according to the size of individual tissues in use, no folds are generated, the wearable measuring device can be better attached to a measuring part, the signal acquisition strength is improved, the wearable measuring device is simple in structure, and the production and test cost is obviously reduced; 2) In use, each bandage can be independently adjusted, and the number of bandages and the spacing distance can be arranged in combination with actual conditions in a test, so that signal crosstalk among sensors is avoided.

Drawings

FIG. 1 is a first schematic view of a strap configuration according to an embodiment of the present invention;

FIG. 2 is a second schematic view of the strap configuration of the embodiment of the present invention;

FIG. 3 is a third schematic view of the strap configuration of the embodiment of the present invention;

FIG. 4 is a fourth strap configuration in accordance with an embodiment of the present invention;

FIG. 5 is a first schematic structural diagram of a sensor fixing assembly according to an embodiment of the present invention;

FIG. 6 is a second schematic view of a sensor fixing assembly according to an embodiment of the present invention;

fig. 7 is a side schematic view of a multi-strap combination application in accordance with an embodiment of the present invention.

Detailed Description

The following describes in more detail embodiments of the present invention with reference to the schematic drawings. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

The utility model provides a wearable measuring device for installing magnetic sensor, includes bandage, bandage connecting piece, the fixed subassembly of sensor and magnetic sensor, and the bandage includes elastic structure, and the bandage connecting piece is connected and is formed closed loop structure between the both ends of bandage in order to bind on the human body, and wherein the one side of bandage is laminated in the surface of position is surveyed to the human body, and the fixed subassembly of sensor is connected to the another side of bandage, and the magnetic sensor is connected and is used for measuring human magnetic signal on the fixed subassembly of sensor. The bandage with the elastic structure enables the wearable measuring device to be better adaptive to differences among the detected individuals in use, for example, when the head magnetoencephalo signals of a plurality of children of the same age are measured, the sizes of the head types of the detected individuals can be different due to the differences of the individuals, and the bandage comprising the elastic structure can be adjusted adaptively according to different head types, so that the wearable measuring device can be better attached to the heads of the detected individuals, and the acquisition effect of the magnetic sensor on the magnetic signals is effectively improved. The wearable measuring device is convenient and quick to use and operate, different lengths and sizes of the straps correspond to different measuring positions, the same size of the strap can be applied to various environments, and for example, the strap suitable for measuring the head magnetoencephalography signals of children can also be used for measuring the arm muscle magnetic signals of adults. In addition, when the measuring device is used among different test objects, except for replacing the binding band, other parts can be used commonly, specific measuring equipment at specific parts is not needed, and the measuring device has strong universality.

The binding belt provided by the invention is positioned on the surface of the designated measuring position of the human body of the measured person, is used for bearing the sensor fixing component, can have various structures, and different binding belts can be combined and used corresponding to the sensor fixing components with different structures.

As shown in fig. 1, the first strap comprises an elastic structure and a non-elastic structure, wherein the middle section area 120 is a non-elastic structure, the left section area 110 and the right section area 110' are elastic structures with a plurality of through holes 111, the non-elastic structure of the strap is used for installing the sensor fixing component, and the elastic structure of the strap is used for adjusting the length of the strap to adapt to different binding positions or strap objects, so that the applicability of the measuring device is improved. The sensor fixing component is arranged on the inelastic structure located in the middle section area 120 of the bandage, so that in the testing process, the sensor is not prone to random offset, the space positioning accuracy is improved, due to the inelastic design, the bandage in the area cannot be wrinkled in the fixed testing process, the bandage is more attached to the scalp, and the signal acquisition strength is enhanced. The sensor fixing component corresponding to the first bandage comprises a sensor base and a bayonet, the bayonet is connected above the sensor base in a rotating mode, the sensor base is installed on the surface, far away from the body surface of a measured person, of the bandage in an inelastic structure, the installation mode can be achieved through bonding or riveting, and the sensor fixing component is not limited to the installation mode. The number and the spacing distance of the sensor bases can be arranged as required, and positioning anchor points are arranged on the sensor bases and used for positioning the space of the sensor bases. Preferably, on the non-elastic part face of the bandage with the sensor base, except for the part combined with the sensor base, hook and loop fasteners are arranged at other parts of the face, that is, the face between the plurality of sensor bases in the non-elastic part of the bandage is a hook and loop fastener face, when a plurality of bandages are worn on the head of a testee at the same time, in order to better fix the positions between the bandages, the hook and loop fastener face arranged on the non-elastic area of the bandage is combined with the hook and loop fastener with the hair side on the fixing band (not shown in the figure) to realize fixed connection so as to prevent the bandage from moving on the surface of the head.

As shown in FIG. 2, the second strap has a structure different from that of the first strap only in the middle region, the middle section area 220 of the second strap is an elastic structure with a hook and loop fastener or a hook and loop fastener, the middle section area 220 is also used for mounting the sensor fixing component, and the left section area 210 and the right section area 210' are still elastic structures with a plurality of through holes 211. The whole elastic structure that all is of this bandage structural design for the bandage can have bigger adjustment interval in its length in using, can adapt to the object of binding better, binds this bandage well in using earlier, fixes the sensor fixed component who has magnetic sensor and arranges the one side of keeping away from the person's body surface at the bandage after the good position again. The sensor fixing component used corresponding to the second bandage is the same as the sensor fixing component used corresponding to the first bandage in specific structure, other structures can be adopted, the bottom surface of the structure needs to be provided with hook and loop fasteners or hook and loop fasteners, the sensor fixing component can be conveniently fixed on the second bandage, the sensor fixing component is convenient to mount and dismount, the relative position between the sensor fixing components can be conveniently adjusted, the relative position between the magnetic sensors can be conveniently adjusted, and the acquisition effect of the measuring device on magnetic signals is improved.

As shown in fig. 3, the third bandage is an elastic structure, the whole structure is divided into two sections, one section is an elastic structure 310 with a plurality of through holes 311, and the other section is an elastic structure 320 with a loop fastener or hook fastener. The sensor fixing component used corresponding to the third bandage is provided with hook-and-loop fasteners or hook-and-loop fasteners on the bottom surface of the structure, so that the sensor fixing component can be conveniently fixed on the third bandage, the sensor fixing component is convenient to mount and dismount, relative positions of the sensor fixing components can be conveniently adjusted, relative positions of the magnetic sensors can be conveniently adjusted, and the magnetic signal acquisition effect of the measuring device is improved.

It is to be understood that in the aforementioned different kinds of straps, the shape of the through hole is not particularly limited. For example, the through hole in the second type of binding band may be a circular through hole 211 in fig. 2, or may be a rectangular through hole 211' in fig. 4 (a); for another example, the through hole in the second strap may be a circular through hole 311 in fig. 3, or may be a rectangular through hole 311' in fig. 4 (b).

Preferably, the surface of the bandage contacting the human body surface can be attached with a layer of heat insulation material, such as a heat insulation adhesive tape, for isolating the influence of heat generated by the magnetic sensor during long-time work on the skin, so that the measuring device has better comfort.

The bandage connecting piece is used for connecting the two ends of the bandage to fix the bandage on a human body, namely, the measuring device is worn on the body, and the bandage connecting piece and the bandage are correspondingly designed and used. Aiming at the first type of bandage and the second type of bandage, the connecting piece of the bandage is a binding belt, the binding belt is also of an elastic structure, fixing hooks are arranged at two ends of the binding belt, and the fixing hooks are matched and connected with through holes in the bandage, so that the binding belt is connected with the binding belt, and a closed-loop structure is formed to be worn on the body. For the third bandage, the connecting piece of the bandage is a button 321, the button is connected to the end of the elastic structure with the plurality of through holes away from the elastic structure with the plurality of through holes in the elastic structure with the hair surface magic tape or hook of the third bandage, and the through hole for connecting the button to the other end of the third bandage is used for binding the bandage on the body. The first bandage and the second bandage combined bandage connecting piece are mostly used for measuring brain magnetic signals or magnetocardiogram signals, the third bandage combined bandage connecting piece is mostly used for measuring arm or leg muscle magnetic signals, but the combined use between the bandage and the bandage connecting piece is not limited to the above, and the first bandage and the second bandage combined bandage connecting piece can be adaptively adjusted according to the actual needs of the part to be measured. Preferably, the bandage connecting piece still can contain the bandage mount, and when many bandages bound the head simultaneously, the tip of many bandages can be connected respectively on the bandage mount, guarantees many bandages and levels dresses in the head in order to prevent the perk or the fold to guarantee the collection of magnetic signal better.

The sensor fixing assembly provided by the invention is used for bearing a magnetic sensor, can have various structures, is processed by using nonmagnetic and heat-resistant materials, and is preferably manufactured by 3D printing of a polyether-ether-ketone material.

As shown in fig. 5, the sensor fixing assembly (also referred to as a first sensor fixing assembly) includes a sensor base 410 and a bayonet 420, and the bayonet 420 is rotatably connected above the sensor base 410. Since the bayonet 420 and the sensor base 410 are coupled by rotation, the sensor fixing member may assume various states, for example, the state presented in fig. 5 (a) or fig. 5 (b). Sensor base 410 fixed connection is provided with the location anchor point in keeping away from the one side of measurand body surface of bandage on sensor base 410 for carry out space orientation to the magnetic sensor who installs in this position. The number and the position arrangement of the sensor bases 410 can be adjusted according to actual needs, and a magnetic sensor array can be formed by matching a plurality of sensors. Bayonet 420 can rotate relative to the sensor base and lift in order to expose the location anchor point on the sensor base, connects in the sensor base top through the axis of rotation structure in this embodiment, and magnetic sensor is fixed in the bayonet, preferably adopts pluggable structure to assemble in bayonet 420, conveniently installs and removes in using. The connecting surface between the structure and the bandage can be provided with a hook-and-loop fastener or a hair surface hook-and-loop fastener according to the requirement.

As shown in fig. 6, the sensor fixing component (also called a second sensor fixing component) is a one-piece structure, and includes a bottom surface structure 510 and two oppositely disposed vertical hooks 520 and 520', and the two oppositely disposed vertical hooks 520 and 520' are disposed above the bottom surface structure and on the side edges of the bottom surface structure, respectively. The two oppositely arranged vertical grapples 520 and 520' can be inclined away from each other and can be rebounded to the original position, and the magnetic sensor can be assembled and disassembled on the sensor fixing component by utilizing the elastic deformation. The connecting surface between the structure and the bandage can be provided with a hook-and-loop fastener or a hair surface hook-and-loop fastener according to the requirement.

The sensor fixing component can also adopt a screw fixing type base, the center of the base is provided with an internal thread hole, and the magnetic sensor shell is matched with a screw which can be directly fixed on the base by the screw. The magnetic sensor can be assembled and disassembled by adopting a pressure rebound type base and utilizing the compression or extension of a spring to combine with a limiting structure.

The magnetic sensor is an optical atom magnetometer, has higher sensitivity, can effectively detect extremely weak magnetic field information generated when intracranial cortical nerve activity of a detected person is detected by fixing the magnetic sensor on the scalp surface of the detected person, converts the magnetic field information into current information according to the magnetic field intensity change and transmits the current information to an internal processing module of a magnetoencephalography system, and then the intracranial nerve activity can be detected. The magnetic sensor is fixed on the scalp surface of a measured person through the sensor fixing component, each sensor corresponds to one sensor fixing component, and a plurality of sensors can be used for forming a magnetic sensor array so as to comprehensively detect the neural activity information of a plurality of intracranial parts of the measured person.

The invention describes the use method of the measuring device through a specific embodiment, as shown in fig. 7, in this embodiment, a first kind of binding belt is adopted to cooperate with a first kind of sensor fixing component to combine with a magnetic sensor to measure the brain magnetic signal of the head of the measured person, in the application, a plurality of first kind of binding belts combine with a fixing belt and a binding belt to form a brain magnetic map cap, the specific use steps are as follows:

(1) Fixing a magnetic sensor on the strap;

the number of the magnetic sensors is determined according to the requirement, the number of the bayonets and the number of the sensor fixing assemblies are correspondingly determined, each magnetic sensor is installed in the bayonets of the sensor fixing assemblies so as to be fixed on the binding belt, the number of the binding belt and the magnetic sensors is determined before the step, and the specific position of the sensor fixing assembly on the single binding belt is determined.

(2) Fixing the bandage and the bandage connecting piece on the head of the tested person;

firstly, a binding belt and a binding belt are connected through a hook and a through hole, the binding belt is attached to the top of the head of a person to be measured in the extending direction from the left ear (or the right ear) to the right ear (or the left ear) through the top of the head, the binding belt bypasses the lower jaw of the person to be measured and is connected to the two ends of the binding belt to realize the fixation of the binding belt, and after the binding belt is firmly fixed with the binding belt by bypassing the lower jaw, the rest binding belts are connected with the binding belt.

(3) Adjusting the positions of the plurality of binding bands and fixing the binding bands by fixing belts;

according to the actual condition of the testee, the specific positions of the plurality of binding bands on the top of the head of the testee are adjusted, the binding bands can be ensured to be flatly attached to the scalp, and the distance between the binding bands is ensured to ensure that signal crosstalk cannot be generated among the sensors. After the positions of the plurality of binding bands are determined, the hook and loop surface of the magic tape between the sensors on the binding bands is connected, so that the fixing bands and the binding bands are distributed vertically and horizontally, the relative positions of the binding bands are fixed, and the stable measurement of space positioning is ensured.

(4) Determining the head reference point of the measured person and the positions of the magnetic sensors;

when all the fixing bands and the binding bands are fixed firmly, bayonets for fixing the magnetic sensor are rotated around a rotating shaft of the sensor base to be lifted relative to the sensor base, and positioning anchor points arranged on the sensor base are exposed. Then, using a high-precision three-dimensional scanner, subject head fiducials including nasion, anterior left ear, anterior right ear, and inion were measured, and the location anchors on each sensor base were scanned. After scanning is finished, the scanning data is recorded into a space positioning analysis module in a magnetoencephalogram system so as to determine the three-dimensional coordinates of each magnetic sensor, the three-dimensional coordinates of the center of the datum point and the posture of each magnetic sensor relative to the head of the testee, so that the detection result is more accurate.

(5) Measuring signal data of an external magnetic field of a measured person;

resetting all bayonets for fixing the magnetic sensor around a rotating shaft of the sensor base, enabling the magnetic sensor to be tightly attached to the scalp of the testee, starting to measure signal data of the change of the external magnetic field of the head of the testee, and transmitting the acquired brain magnetic signal data to a signal detection and storage module in a brain magnetic map system.

(6) Judging whether the reference data is acquired or not, if not, returning to the step (4) to acquire the reference data;

after the measurement of the magnetoencephalogram signal data is finished, whether the reference data is acquired or not is judged, if the acquisition is not finished, the step (4) is returned, the head datum point of the measured person and the spatial positioning data of the positions of the magnetic sensors are acquired again and used as the reference data, the error influence caused by the displacement of the magnetoencephalogram cap in the test is reduced, and the accuracy of the detection result is improved.

(7) Completing magnetic signal measurement;

the magnetoencephalography system comprises a magnetoencephalography imaging module, a signal detection and storage module and a magnetoencephalography detection module, wherein the magnetoencephalography imaging module in the magnetoencephalography system receives and analyzes position and posture data of a magnetic sensor of the spatial positioning analysis module and magnetoencephalography measurement data in the signal detection and storage module, and a magnetoencephalography detection result of a tested person is generated through analysis and processing.

In summary, the invention provides a wearable measuring device for mounting a magnetic sensor and a using method thereof, the measuring device comprises a bandage, a bandage connecting band, a sensor fixing component and the magnetic sensor, the magnetic sensor is arranged on the bandage through the fixing component, the bandage has an elastic structure, can adapt to various measuring parts of a human body, has high universality, does not generate wrinkles, can better fit the measuring parts, improves the signal acquisition strength, has a simple structure, obviously reduces the production and test cost, and can be independently adjusted in use, the number of the bandage and the spacing distance can be arranged in combination with the actual situation in the test, and the signal crosstalk between the sensors is avoided. The measuring device of the invention is applied to realize the detection of the magnetic signals of the body of the measured person, the effective fixation of the position of the magnetic sensor, the signal acquisition of the close-fitting measuring position and the independent adjustment of each bandage, thus obviously improving the precision and the accuracy of the detection result.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and any person skilled in the art can make various changes, modifications, substitutions and alterations without departing from the principle and spirit of the present invention, and the scope of the present invention is defined by the claims and their equivalents.

Claims (11)

1. A wearable measuring device for installing a magnetic sensor is characterized by comprising at least one strap, at least one magnetic sensor, a sensor fixing component and a strap connecting piece, wherein the sensor fixing component is matched with the magnetic sensor and installed on the strap, the strap comprises an elastic structure with a plurality of through holes, two ends of the elastic structure are connected with the strap connecting piece to form a closed loop structure, the strap is worn on an object to be measured, the sensor fixing component is connected to the strap, the magnetic sensor is connected to the sensor fixing component, and the magnetic sensor is an optical atomic magnetometer and used for measuring magnetic signals generated by the object to be measured.

2. The wearable measuring device for mounting a magnetic sensor according to claim 1, wherein the strap is divided into a left section region, a right section region, and a middle section region, the left section region and the right section region are the elastic structure with the plurality of through holes, the middle section region is an inelastic structure, and the sensor fixing member is attached to the middle section region.

3. The wearable measuring device for mounting a magnetic sensor according to claim 1, wherein the strap is divided into a left section region, a right section region and a middle section region, the left section region and the right section region are the elastic structures with the plurality of through holes, the middle section region is the elastic structure with hook and loop fasteners or with hair and loop fasteners, and the sensor fixing component is connected to the middle section region.

4. The wearable measuring device for mounting a magnetic sensor according to claim 1 wherein the strap is divided into two sections, wherein one section is the elastic structure with a plurality of through holes, and the other section is the elastic structure with hook and loop fasteners or with hair surface and loop fasteners.

5. The wearable measuring device for mounting a magnetic sensor according to claim 2 or 3 wherein the strap connector is a restraining strap with a fixing hook at each end.

6. The wearable measurement device for mounting a magnetic sensor according to claim 4 wherein the strap attachment is a button attached to an end of the strap distal from the through hole.

7. The wearable measuring device for mounting a magnetic sensor according to claim 1, wherein the sensor fixing assembly comprises a bayonet and a sensor base, the sensor base is fixedly connected to the strap, a positioning anchor point is provided on the sensor base, a rotational connection relationship is provided between the bayonet and the sensor base, and the bayonet is used for mounting the magnetic sensor.

8. The wearable measuring device for mounting a magnetic sensor of claim 1 wherein the sensor mounting assembly is a one-piece structure comprising a bottom structure and two opposing vertical catches, the vertical catches being resilient structures between which the magnetic sensor is mounted.

9. The wearable measuring device for mounting a magnetic sensor according to claim 1, wherein the band is provided with a layer of heat insulation rubber strip for insulating heat generated by the magnetic sensor during operation.

10. The wearable measurement device for mounting a magnetic sensor of claim 1 wherein the strap connector further comprises a strap mount connected between the strap and the strap connector.

11. Use of a wearable measurement device for mounting magnetic sensors according to any of claims 1-10 characterized in that the method comprises the steps of:

(1) Fixing the magnetic sensor to the strap;

(2) Wearing the bandage and the bandage connecting piece on the tested individual;

(3) Adjusting the position of a plurality of straps and fixing the straps;

(4) Determining the reference point of the measured individual and the position of each magnetic sensor;

(5) Measuring magnetic field signal data of the tested individual;

(6) Judging whether the reference data is acquired completely, if not, returning to the step (4) to acquire the reference data;

(7) Completing the magnetic signal measurement.

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