CN210095721U - Wearable flexible biological magnetic field detection device - Google Patents
Wearable flexible biological magnetic field detection device Download PDFInfo
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- CN210095721U CN210095721U CN201920105923.1U CN201920105923U CN210095721U CN 210095721 U CN210095721 U CN 210095721U CN 201920105923 U CN201920105923 U CN 201920105923U CN 210095721 U CN210095721 U CN 210095721U
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- field detection
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Abstract
The utility model discloses a wearable flexible biological magnetic field detection device, including sensing subassembly, processing module, flexible basement and dampproofing piece, the flexible basement bears the sensing subassembly with processing module, dampproofing piece covers flexible basement and above-mentioned subassembly surface, sensing subassembly connects processing module. The utility model discloses a measure biological magnetic field through magnetoelectric sensor, magnetoelectric sensor is the magnetic field detection device based on magnetoelectric effect, and the signal of telecommunication of magnetoelectric sensor output is linear relation with the biological magnetic signal who is detected, can the back-stepping obtain magnetic signal from this. The utility model has the characteristics of succinct simple, be convenient for realize, with low costs, required space is little, the flexibility is strong etc.
Description
Technical Field
The utility model relates to a medical treatment detects technical field, in particular to wearable flexible biological magnetic field detection device.
Background
According to the BioSaval law, the bioelectric current of muscle cells and nerve cells can generate a magnetic field, a biological magnetic field signal generated by an organism carries valuable information of physiological processes, pathology and the like, the strength of the biological magnetic field signal is stable, the transmission is simple, and the magnetic field can be accurately positioned. At present, most of biological magnetic signals are measured in a magnetic shielding room, and the method is complex in implementation process, high in requirement on external conditions, high in cost, large in required space and limited in measurement flexibility.
Utility model CN203524672U relates to a weak biological magnetism signal acquisition system based on magnetic sensor, including magnetic sensor array module, sensor interface module, signal conditioning module, MCU control module, host computer, power management module. The magnetic sensor array module includes a high performance MI (Magnetoimpedance) magnetic sensor, an adaptive calibration circuit, and an operating state indication circuit. And a multi-channel analog signal switching circuit of the sensor interface module transmits the output signals of the sensor array to the signal conditioning module in turn. A preposed programmable instrument amplifying circuit and a secondary fixed gain amplifying circuit of the signal conditioning module amplify the voltage amplitude of a weak signal output by the sensor array, then filter an interference signal by a low-pass filter circuit, and an A/D conversion circuit converts an analog signal into a digital signal. And the RS232 serial port communication circuit of the MCU control module transmits the digital signals after A/D conversion to the upper computer.
The acquisition mode of the biomagnetic signal acquisition system of the comparison file is complex, the requirement on external conditions is high, the cost is high, the required space is large, the measurement flexibility is limited, and the use of personnel is not facilitated.
SUMMERY OF THE UTILITY MODEL
The collection mode is comparatively complicated to prior art, requires high to external conditions, and is with high costs, needs the space big, and it is low to measure the flexibility, is unfavorable for the problem that personnel used, the utility model discloses a wearable flexible biological magnetic field detection device has simple structure, easily realizes, and is with low costs, and required space is little, characteristics that the flexibility is strong.
The technical scheme of the utility model is as follows.
The utility model provides a wearable flexible biological magnetic field detection device, including sensing subassembly, processing module, flexible basement and dampproofing piece, flexible basement bears sensing subassembly with processing module, dampproofing piece covers flexible basement and above-mentioned subassembly surface, sensing subassembly connects processing module. The sensing component is used for detecting a biological magnetic signal of a measured object, and the processing component is used for processing the biological magnetic signal to obtain biological magnetic data.
Preferably, the sensing component comprises a magnetoelectric sensor formed by compounding a piezoelectric material and a magnetostrictive material and used for detecting a biological magnetic signal of a measured object; the magnetoelectric sensor is a detection device based on magnetoelectric effect, and an electric signal output by the magnetoelectric sensor and an input magnetic signal are in a linear relation, so that the magnetic signal can be obtained through reverse estimation.
Preferably, the processing component comprises a signal processing module and a prompting module, and the signal processing module is connected with the sensing component and the prompting module. The processing component is configured to process an electrical signal obtained by the sensing component, and in a possible implementation manner, the signal processing module includes: the sensor comprises a main control chip, a filter capacitor, a signal amplifier and an analog-to-digital converter, wherein the filter capacitor is connected with the sensing assembly, the signal amplifier is connected with the filter capacitor, the digital-to-analog converter is connected with the signal amplifier, and the main control chip is connected with the analog-to-digital converter. Because the biomagnetic signal is weak, a series of preprocessing such as amplification and filtering is required.
Preferably, the prompting module comprises a vibrator and an LED lamp, and the vibrator and the LED lamp are connected with the signal processing module. After the signal transmission is normal, the vibrator vibrates once, and the LED lamp flickers once, which indicates normal.
Preferably, the device further comprises a communication component, wherein the communication component is connected with the processing component and used for transmitting the biomagnetic data to the terminal equipment, and the communication component comprises at least one of a Bluetooth communication module, a WIFI module or a cellular network module.
Preferably, still include independent power supply module, power supply module includes battery, voltage stabilizing chip and wireless charging coil are connected to the battery, communication subassembly and processing subassembly are connected to voltage stabilizing chip's output. The independent power supply assembly improves the cruising ability of the device, supports wireless charging and enables charging to be more convenient.
Preferably, the surface of the flexible substrate is provided with a plurality of protrusions, and the sensing assembly, the processing assembly, the communication assembly and the power supply assembly are arranged on the protrusions. When the flexible substrate deforms, the deformation of the protrusions is small, and the assembly can be protected from being damaged.
Preferably, the device further comprises a flexible lead which is a connecting part between the components.
Preferably, the length of each flexible conductor is greater than the distance between the components to which it is connected. Therefore, the flexible bending space of the device can be further enlarged by the bending arrangement of the lead, and when the tested object is in an active state, the flexible lead can be stretched, but the activity of the tested object is not limited.
Preferably, the wearable device comprises a containing cavity made of flexible materials and a fixing piece, the fixing piece is connected with the containing cavity, a flexible substrate is arranged in the containing cavity, and the fixing piece is fixed on a human body or attached to clothes.
The utility model is used for measure biological magnetic signal, have succinctly simple, be convenient for realize, with low costs, required space is little, characteristics such as flexibility is strong.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate exemplary embodiments, features, and aspects of the present invention and, together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic diagram of a flexible wearable biomagnetic field detection device shown in accordance with an exemplary embodiment;
FIG. 2 is a schematic diagram of a flexible wearable biomagnetic field detection device shown in accordance with an exemplary embodiment;
FIG. 3 is a schematic diagram illustrating a sensing assembly of a flexible wearable biomagnetic field detection device according to an exemplary embodiment;
FIG. 4 is a flow diagram illustrating a flexible wearable biomagnetic field detection device acquiring biomagnetic field data according to an example embodiment;
FIG. 5 is a schematic view of the wearing of a flexible wearable biomagnetic field detection device according to an exemplary embodiment;
FIG. 6 is a schematic view of the wearing of a flexible wearable biomagnetic field detection device according to an exemplary embodiment;
fig. 7 is a wearing schematic diagram of a flexible wearable biomagnetic field detection device according to an exemplary embodiment.
Detailed Description
Various exemplary embodiments, features and aspects of the present disclosure will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present invention. It will be understood by those skilled in the art that the present invention may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present invention.
Example 1: fig. 1 is a schematic diagram of a flexible wearable biomagnetic field detection device shown in accordance with an example embodiment. As shown in fig. 1, the flexible wearable biological magnetic field detection device includes a sensing component 1, a processing component 2, a flexible substrate 3, and a moisture-proof sheet (not shown), where the flexible substrate 3 carries the sensing component 1 and the processing component 2, and the moisture-proof sheet covers the flexible substrate 3 and the surface of the components. The sensing assembly 1 is connected with the processing assembly 2 through a flexible lead. The sensing assembly 1 comprises a magnetoelectric sensor for detecting biological magnetic signals, and the processing assembly 2 and the sensing assembly 1 are both carried by the flexible substrate 3. In the embodiment, a magnetoelectric sensor is used for measuring a biological magnetic field signal, the magnetoelectric sensor is a detection device based on a magnetoelectric effect, and an electric signal output by the magnetoelectric sensor and an input magnetic signal are in a linear relation, so that a magnetic signal can be obtained through back-stepping. In this embodiment, the processing component includes a signal processing module and a prompt module, and the signal processing module is connected to the sensing component and the prompt module. The prompting module comprises a vibrator and an LED lamp, and the vibrator and the LED lamp are connected with the signal processing module. The information processing module comprises a main control chip, a filter capacitor, a signal amplifier and an analog-to-digital converter, wherein the filter capacitor is connected with a lead, the signal amplifier is connected with the filter capacitor, the digital-to-analog converter is connected with the signal amplifier, and the main control chip is connected with the analog-to-digital converter. Because the biomagnetic signal is weak, a series of preprocessing such as amplification and filtering is required.
Example 2: fig. 2 is a schematic diagram of a flexible wearable biomagnetic field detection device shown in accordance with an example embodiment. As shown in fig. 2, this embodiment is the same as the basic portion of embodiment 1, and further includes a communication component 6 and a power supply component 5. The sensing assembly 1, the processing assembly 2, the communication assembly 6 and the power assembly 5 are set on a flexible substrate 3. In this embodiment, the flexible substrate 3 has a square shape. In this embodiment, the flexible substrate includes a plurality of protrusions, and the sensing component, the processing component, the communication component, and the power component are disposed on the protrusions, and when the flexible substrate deforms, the deformation of the protrusions is small, and the components can be protected from being damaged. In this embodiment, the flexible conducting wire 4 is used to connect the sensing component 1, the processing component 2, the communication component 6 and the power component 5, the flexible conducting wire 4 is in a bending state when not being stretched, and the length of each segment of flexible conducting wire is greater than the distance between the components connected to the segment of flexible conducting wire, so that when the object to be measured is in an active state, the flexible conducting wire may be stretched, and the activity of the object to be measured is not limited. In this embodiment, the sensing component 1 has two output channels connected to the processing component 2, and reduces the influence of the environmental noise by a differential manner. The communication assembly 6 is connected with the processing assembly and used for transmitting the biological magnetic data to the terminal equipment, and the communication assembly 6 comprises a Bluetooth communication module, a WIFI module and a cellular network module. The communication component 6 can be used to transmit the biomagnetic field data to a terminal device, such as: the mobile phone, the computer or the medical equipment can monitor the condition of the biological magnetic field in real time through the terminal equipment. The communication component 6 can transmit the biomagnetic data in the modes of Bluetooth, WIFI or cellular mobile network and the like. Power supply module 5 includes battery, voltage stabilizing chip and wireless charging coil are connected to the battery, communication subassembly and processing subassembly are connected to voltage stabilizing chip's output.
Fig. 3 is a schematic diagram illustrating a sensing assembly of a flexible wearable biomagnetic field detection device according to an example embodiment. As shown in fig. 3, the sensing assembly 1 comprises a magneto-electric sensor 1.1.
Fig. 4 is a flow chart illustrating a flexible wearable biomagnetic field detection device acquiring biomagnetic field data according to an example embodiment. The biological magnetic signal outputs an electric signal through the sensing assembly 1, the two paths of electric signals are input into the filter circuit to filter out clutter, the electric signal is amplified through the signal amplification circuit, a digital signal of biological magnetic data is obtained through the analog-to-digital conversion circuit, and the data is sent to the terminal equipment through the communication circuit.
The flexible wearable biological magnetic field detection device described in the above two embodiments is integrated in a wearable device to acquire biological magnetic field data of a detected object. Fig. 5 is a schematic diagram of a flexible wearable biomagnetic field detection device shown in accordance with an example embodiment. The wearable device comprises a containing cavity made of flexible materials and a fixing piece, wherein the fixing piece is connected with the containing cavity, a flexible substrate is arranged in the containing cavity, and the fixing piece is fixed on a human body or attached to clothes. The fixing piece is a ring belt, a patch and other articles, and surrounds or is attached to the head 6.1, the chest 6.2, the waist and the abdomen 6.3, the wrist 6.4 or the leg 6.5 of the human body. In addition, as shown in fig. 6 and 7, the device is fixed on clothes and helmets through fixing pieces.
It should be noted that the above embodiments of the present invention are only used for further illustration of the technical solution, and are not used for limiting the scope of the technical solution, and any modifications, equivalent substitutions, improvements, etc. based on the technical solution should be considered as being within the protection scope of the present invention.
Claims (10)
1. The wearable flexible biological magnetic field detection device is characterized by comprising a sensing assembly, a processing assembly, a flexible substrate and a moisture-proof sheet, wherein the flexible substrate bears the sensing assembly and the processing assembly, the moisture-proof sheet covers the flexible substrate and the surface of the assembly, and the sensing assembly is connected with the processing assembly.
2. The wearable flexible biological magnetic field detection device of claim 1, wherein the sensing component comprises a magnetoelectric sensor compounded by a piezoelectric material and a magnetostrictive material.
3. The wearable flexible biological magnetic field detection device according to claim 1 or 2, wherein the processing component comprises a signal processing module and a prompting module, and the signal processing module is connected with the sensing component and the prompting module.
4. The wearable flexible biological magnetic field detection device according to claim 3, wherein the prompt module comprises a vibrator and an LED lamp, and the vibrator and the LED lamp are connected with the signal processing module.
5. The wearable flexible biological magnetic field detection device according to claim 4, further comprising a communication component, wherein the communication component is connected to the processing component, and the communication component comprises at least one of a Bluetooth communication module, a WIFI module or a cellular network module.
6. The device according to claim 5, further comprising an independent power supply module, wherein the power supply module comprises a battery, a voltage stabilizing chip and a wireless charging coil, the battery is connected with the voltage stabilizing chip and the wireless charging coil, and the output end of the voltage stabilizing chip is connected with the communication module and the processing module.
7. The wearable flexible biomagnetic field detection device according to claim 6, wherein the flexible substrate is provided with a plurality of protrusions, and the sensing component, the processing component, the communication component and the power component are disposed on the protrusions.
8. The wearable flexible biomagnetic field detection device according to claim 1 or 7, further comprising a flexible wire, wherein the flexible wire is a connection between components.
9. The wearable flexible biomagnetic field detection device according to claim 8, wherein the length of each flexible wire is greater than the distance between the connected components.
10. The wearable flexible biomagnetic field detection device according to claim 9, further comprising a wearable device, wherein the wearable device comprises a cavity made of a flexible material and a fixing member, the fixing member is connected to the cavity, a flexible substrate is mounted in the cavity, and the fixing member is fixed to a human body or attached to clothes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920105923.1U CN210095721U (en) | 2019-01-22 | 2019-01-22 | Wearable flexible biological magnetic field detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920105923.1U CN210095721U (en) | 2019-01-22 | 2019-01-22 | Wearable flexible biological magnetic field detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210095721U true CN210095721U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920105923.1U Expired - Fee Related CN210095721U (en) | 2019-01-22 | 2019-01-22 | Wearable flexible biological magnetic field detection device |
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| Country | Link |
|---|---|
| CN (1) | CN210095721U (en) |
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2019
- 2019-01-22 CN CN201920105923.1U patent/CN210095721U/en not_active Expired - Fee Related
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Granted publication date: 20200221 Termination date: 20220122 |