CN110338808B - Attachable flexible detection patch for athletic athlete motion detection and preparation method thereof - Google Patents
Attachable flexible detection patch for athletic athlete motion detection and preparation method thereof Download PDFInfo
- Publication number
- CN110338808B CN110338808B CN201910640847.9A CN201910640847A CN110338808B CN 110338808 B CN110338808 B CN 110338808B CN 201910640847 A CN201910640847 A CN 201910640847A CN 110338808 B CN110338808 B CN 110338808B
- Authority
- CN
- China
- Prior art keywords
- stretchable
- layer
- processing circuit
- electrode
- strain sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 65
- 230000033001 locomotion Effects 0.000 title claims abstract description 50
- 230000000386 athletic effect Effects 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 238000012545 processing Methods 0.000 claims abstract description 41
- 239000000017 hydrogel Substances 0.000 claims abstract description 33
- 210000003205 muscle Anatomy 0.000 claims abstract description 28
- 239000011248 coating agent Substances 0.000 claims abstract description 7
- 238000000576 coating method Methods 0.000 claims abstract description 7
- 238000007639 printing Methods 0.000 claims abstract description 4
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 32
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 28
- -1 polydimethylsiloxane Polymers 0.000 claims description 27
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 17
- 239000010931 gold Substances 0.000 claims description 15
- 229910052737 gold Inorganic materials 0.000 claims description 14
- 238000012360 testing method Methods 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 8
- 239000004642 Polyimide Substances 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 7
- 230000001070 adhesive effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 229920001721 polyimide Polymers 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 238000013329 compounding Methods 0.000 claims description 5
- 230000003183 myoelectrical effect Effects 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 4
- 239000002042 Silver nanowire Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 4
- 229910021389 graphene Inorganic materials 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920006255 plastic film Polymers 0.000 claims description 4
- 239000002985 plastic film Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000000499 gel Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002082 metal nanoparticle Substances 0.000 claims description 3
- 239000002070 nanowire Substances 0.000 claims description 3
- 238000005240 physical vapour deposition Methods 0.000 claims description 3
- 229920006254 polymer film Polymers 0.000 claims description 3
- 238000004528 spin coating Methods 0.000 claims description 3
- 238000010907 mechanical stirring Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 230000004220 muscle function Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000008859 change Effects 0.000 description 7
- 238000012544 monitoring process Methods 0.000 description 5
- 238000012549 training Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 2
- 230000002860 competitive effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 230000035900 sweating Effects 0.000 description 2
- 238000013473 artificial intelligence Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007227 biological adhesion Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002847 impedance measurement Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003863 physical function Effects 0.000 description 1
- 229920001935 styrene-ethylene-butadiene-styrene Polymers 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/053—Measuring electrical impedance or conductance of a portion of the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/389—Electromyography [EMG]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2503/00—Evaluating a particular growth phase or type of persons or animals
- A61B2503/10—Athletes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/12—Manufacturing methods specially adapted for producing sensors for in-vivo measurements
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Physiology (AREA)
- Dentistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention discloses a flexible detection patch capable of being attached for athletic athlete motion detection and a preparation method thereof, wherein a stretchable strain sensor layer is arranged above a hydrogel layer, a stretchable insulating layer is arranged above the stretchable strain sensor layer, a stretchable electrode layer and a processing circuit layer are arranged above the stretchable insulating layer, the upper parts of the stretchable electrode layer and the processing circuit layer are respectively and electrically connected with a muscle electrode through stretchable electric connecting wires, and the processing circuit layer is respectively and electrically connected with the stretchable electrode layer and the muscle electrode, so that an integral flexible detection patch structure capable of being attached is integrally formed; comprises the preparation steps of printing a stretchable strain sensor layer, coating and manufacturing a hydrogel layer, forming a stretchable insulating layer and the like; the device is convenient to install and use, has flexibility and adhesiveness, has the requirement of a multifunctional motion detection system, and better meets the detection requirements of joint angles, motion speeds, muscle function states, motion fatigue analysis and the like of athletic sports athletes.
Description
Technical Field
The invention relates to a sports training monitoring and detecting system, in particular to a attachable flexible detecting system for detecting the movement of a competitive sportsman.
Background
Along with the rapid development of technologies such as sensors, big data, internet of things, artificial intelligence and the like, the intelligent development of exercise training monitoring also becomes a further 'sharp instrument' for pushing athletic sports achievements. For athletic sports, the core of the intelligent sports equipment is to realize the detection of physical functions and sports parameters of athletes. The motion detection of the athlete can be generally divided into an image method and a sensor method, wherein the image method adopts the steps of arranging reflective mark points on the body of the athlete, recording the motion trail of each mark point when the athlete moves by utilizing a plurality of cameras, and further analyzing and obtaining the data information such as the motion angle, the speed, the acceleration and the like of the training athlete; generally, the image method has the defects of complex operation, time consumption, difficulty in meeting the requirements of 'not limiting space and convenient operation', and the like, and needs to be matched with a camera. The sensor method generally adopts the steps that sensors are arranged at all joints of the athlete, and then the motion parameters of all joint parts of the athlete are accurately obtained in real time through the sensors, so that analysis of motion angles, speeds, accelerations, stress and the like is carried out. Although the sensor method is easy to integrate with the wearable equipment, the method is the most competitive method for conveniently and quickly detecting the joint movement in real time in the movement monitoring process; however, the current sensor is generally a rigid MEMS (micro electro mechanical system) sensor, the modulus of which reaches hundreds GPa, which is incompatible with the clothing of human body and athlete, and the existing system for detecting the motion of the remote-movement articulation generally does not combine the detection of the motion state with the information of the motion state of the muscle, which cannot achieve the better comprehensive evaluation of the training state of the athlete, and the installation and complexity thereof.
Disclosure of Invention
The invention provides a flexible detection system for detecting sports of a sports player, which is convenient to install and use, has flexibility and adhesiveness, has the requirements of a multifunctional motion detection system, and better meets the detection requirements of joint angles, motion speeds, muscle function states, motion fatigue analysis and the like of the sports player.
The invention adopts the concrete technical scheme for solving the technical problems that: a flexible detection subsides of subsides formula for athletic athlete's motion detects, its characterized in that: the flexible detection patch structure comprises a stretchable strain sensor layer, a hydrogel layer, a stretchable insulating layer, a stretchable electrode layer, a processing circuit layer, a muscle electrode and a stretchable electric connection wire, wherein the stretchable strain sensor layer is arranged above the hydrogel layer, the stretchable insulating layer is arranged above the stretchable strain sensor layer, the stretchable electrode layer and the processing circuit layer are arranged above the stretchable insulating layer, the stretchable electrode layer and the processing circuit layer are respectively electrically connected with the muscle electrode through the stretchable electric connection wire, and the processing circuit layer is respectively electrically connected with the stretchable electrode layer and the muscle electrode, so that an integral flexible detection patch structure is integrally formed. The device is convenient to install and use, has flexibility and adhesiveness, has the requirements of a multifunctional motion detection system, and better meets the detection requirements of athletic sports athletes on joint angles, motion speeds, muscle function states, motion fatigue analysis and the like; the flexible electrode can be stretched and attached, the flexible electrode, the stretchable strain sensor layer, the processing circuit layer and the muscle electrode are integrated, the flexible electrode has the functions of a surface myoelectricity detection electrode and a human body impedance detection electrode, the requirements of various detections of joint angles, movement speeds, muscle mechanics analysis, human body fatigue and the like of athletic sports athletes are better met, and the flexible electrode has good application potential.
Preferably, the tensile strain sensor layer is based on graphene and polydimethylsiloxane according to a mass ratio of 1-2:10, and a resistance type strain sensor with a composite material structure. The stretchable use effect of the sensor is improved.
Preferably, a polyimide plastic protective film is adhered to the bottom surface of the hydrogel layer. The protection safety and effectiveness before use are improved.
Preferably, the stretchable insulating layer is made of polydimethylsiloxane material. The polydimethylsiloxane material has high stretchability of up to 110%, and improves the stretching use effectiveness of the insulating layer.
Preferably, the myoelectricity electrode adopts silver nanowires and hydrogel according to the mass ratio of 1-5:5, compounding the material structure. Improving the adhesiveness effect of the muscle electrode.
Preferably, the stretchable electrode layer is a conductive gold film with a pleated structure prepared on the stretchable insulating layer. The stretching use effectiveness of the prepared stretchable electrode layer is improved.
Preferably, the processing circuit layer is fixedly arranged on the stretchable insulating layer through polydimethylsiloxane, the signal input end of the processing circuit layer is electrically connected with the stretchable electrical connecting wire through conductive adhesive, the stretchable electrical connecting wire is electrically connected with the stretchable electrode layer, and the signal output end of the processing circuit layer is connected with the display device through Bluetooth or conductive wires. The polydimethylsiloxane material has high stretchability of up to 110%, and improves the stretching use effectiveness of the insulating layer, the stretchable electrode layer and the stretchable electrical connection wire.
Preferably, the processing circuit layer adopts an impedance measuring chip with a chip model number of AD 5933. The simple and convenient impedance measurement processing is improved.
Preferably, two muscle electrodes are provided, and a space is provided between the two muscle electrodes. The method improves the change measurement effectiveness of information such as perspiration, fat and the like of the athlete to measure the impedance change information of different positions of the athlete body respectively.
The invention further aims at providing a method for preparing a stickable flexible detection patch for athletic athlete motion detection, which is characterized by comprising the following steps: comprises the following preparation steps of
01: mixing the conductive nano gold wire with polydimethylsiloxane or hydrogel according to the mass ratio of 1-5:5, mixing into a conductive gel state through mechanical stirring, and printing out a tensile strain sensor layer through an extrusion printer or a screen printer;
02: coating hydrogel on the back of the tensile strain sensor layer by using a coating technology, baking at 60-100 ℃ for 5-60 minutes to form a hydrogel layer, and adhering a polyimide plastic film with the thickness of 10-100 microns on the hydrogel layer;
03: preparing a liquid elastic polymer film on the front surface of the tensile strain sensor layer by using a spin coating method, and baking at 60-120 ℃ for 20-60 minutes to form a tensile insulating layer;
04: pre-stretching the multilayer composite film formed in the steps 1 to 3, and preparing conductive metal gold by using a physical vapor deposition method to obtain a stretchable electrode layer with a fold structure, wherein folds can be unfolded when stretching is performed, so that the gold film cannot be broken;
05: preparing a stretchable electrode layer according to the method of the step 4, immersing the stretchable electrode layer into a mold filled with polydimethylsiloxane, packaging by using insulated polydimethylsiloxane to realize insulating packaging of a gold film on the surface of the stretchable electrode layer, baking at 60-120 ℃ for 20-60 minutes, and demolding to form a stretchable electrical connection wire;
06: the mass ratio of the conductive metal nano particles or nano wires to the hydrogel is 1-5:5, mechanically stirring and mixing, standing for 10-30 minutes, communicating one end of the stretchable electric connection wire with the stretchable electric connection wire, and baking at 60-100 ℃ for 5-60 minutes to form a connection structure of the myoelectric electrode and the stretchable electric connection wire;
07: the processing circuit layer is fixed on the stretchable insulating layer through polydimethylsiloxane, and the signal input end of the processing circuit layer is electrically connected with the stretchable electrical connection wire through conductive adhesive, and the stretchable electrical connection wire is electrically connected with the stretchable electrode.
The preparation and detection use reliability and effectiveness of the attachable flexible detection patch are improved. The angle of the joint movement of the athlete can be detected, and the movement speed and other information of the joint can be indirectly measured through the rate of resistance change.
The beneficial effects of the invention are as follows: the device is convenient to install and use, has flexibility and adhesiveness, has the requirements of a multifunctional motion detection system, and better meets the detection requirements of athletic sports athletes on joint angles, motion speeds, muscle function states, motion fatigue analysis and the like; the flexible electrode, the tensile strain sensor layer, the processing circuit layer and the muscle electrode are integrated, have the functions of a surface myoelectricity detection electrode and a human body impedance detection electrode, meet the requirements of various detections of joint angles, movement speeds, muscle mechanics analysis, human body fatigue and the like of athletic sports athletes, and have good application potential.
Drawings
The invention is described in further detail below with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the construction of a attachable flexible test patch of the present invention for athletic athlete motion detection.
Detailed Description
Example 1:
in the embodiment shown in fig. 1, a flexible detection patch for detecting sports of an athletic player includes a stretchable strain sensor layer 10, a hydrogel layer 20, a stretchable insulation layer 30, a stretchable electrode layer 40, a processing circuit layer 70, a muscle electrode 50 and a stretchable electrical connection wire 60, wherein the stretchable strain sensor layer is disposed above the hydrogel layer, the stretchable insulation layer is disposed above the stretchable strain sensor layer, the stretchable electrode layer and the processing circuit layer are disposed above the stretchable insulation layer, the stretchable electrode and the processing circuit layer are respectively electrically connected with the muscle electrode through the stretchable electrical connection wire, and the processing circuit layer is respectively electrically connected with the stretchable electrode layer and the muscle electrode, so as to integrally form an integral flexible detection patch structure. The stretchable electrical connection wire 60 is a conductive gold Au film with a corrugated structure, and is surface-sealed with Polydimethylsiloxane (PDMS) with a stretching range of 110%; the tensile strain sensor layer is made of a composite material based on graphene and Polydimethylsiloxane (PDMS) according to the mass ratio of 1-5:5 a resistive strain sensor of structure. Graphene and Polydimethylsiloxane (PDMS) according to a mass ratio of 1-5:5, compounding. The hydrogel layer has good viscosity and good biocompatibility with skin, and can obtain good biological adhesion with the skin of athletes, while other adhesives have no such characteristics; the bottom surface of the hydrogel layer is stuck with a polyimide plastic protective film. The stretchable insulating layer adopts an elastic polymer material structure which is made of polydimethylsiloxane material, and can also be made of elastic polymer materials such as PDMS, SEBS or TPE. The myoelectricity electrode adopts silver nanowires and hydrogel according to the mass ratio of 1-5:5, compounding the material structure. The mass ratio of the silver nanowire to the hydrogel is 1-5:5, compounding. The stretchable electrode layer is a conductive gold film with a fold structure prepared on the stretchable insulating layer. The processing circuit layer is fixedly arranged on the stretchable insulating layer through polydimethylsiloxane, and a signal input end of the processing circuit layer is electrically connected with the stretchable electric connecting wire through conductive adhesive, and the stretchable electric connecting wire is electrically connected with the stretchable electrode layer. The processing circuit layer adopts an impedance measuring chip with the chip model AD 5933. The signal output end of the processing circuit layer is connected with the display device through Bluetooth or a conductive wire. The processing circuit layer detects the resistance of the tensile strain sensor layer by adopting an impedance measuring circuit of an impedance measuring chip using AD5933 in the prior art; and impedance detection of the human body through the two muscle electrodes; the electromyographic signals of the human body are detected, so that detection requirements of athletic sports athletes on joint angles, movement speeds, muscle function states, movement fatigue analysis and the like are met; the resistance, impedance and electromyographic signal measuring unit can select a commercial AD5933 impedance measuring chip in the prior art for measurement, and can realize high-precision resistance or impedance detection. The processing circuit layer comprises an impedance measuring chip of AD5933, a commercial resistor or impedance detecting and amplifying circuit, an analog-to-digital conversion circuit, a Bluetooth module and a circuit control integration of a power supply, and is mainly used for detecting the resistance of the tensile strain sensor layer; and impedance detection of the human body through the two muscle electrodes; human electromyographic signal detection, detection processing data are transmitted through a Bluetooth module and a smart phone or an intelligent terminal APP Bluetooth, and training monitoring detection of athletic athletes is obtained. The two muscle electrodes are arranged, a space separation distance is arranged between the two muscle electrodes, impedance change detection on different positions is improved, and information changes such as sweating and fat of athletes are obtained through detection and monitoring.
Example 2:
a method for preparing a flexible detection patch capable of being attached for athletic athlete motion detection comprises the following preparation steps:
01: mechanically stirring the conductive nano gold wire, polydimethylsiloxane and hydrogel according to the mass ratio of 1-5:5, mixing into a conductive gel state, and printing out a tensile strain sensor layer by an extrusion printer or a screen printer;
02: coating hydrogel on the back of the tensile strain sensor layer by using a coating technology, baking at 60 ℃ for 20 minutes to form a hydrogel layer, and adhering a polyimide plastic film with the thickness of 30 microns to the hydrogel layer; of course, the hydrogel layer can be formed by baking at 60-100 ℃ for 5-60 minutes, and polyimide plastic film with the thickness of 10-100 microns is adhered on the hydrogel layer;
03: preparing a liquid elastic polymer film on the front surface of the tensile strain sensor layer by using a spin coating method, and baking at 80 ℃ for 40 minutes to form a tensile insulating layer; of course, the stretchable insulating layer can also be formed by baking at 60-120 ℃ for 20-60 minutes;
04: pre-stretching the multilayer composite film formed in the steps 01 to 03, preparing conductive metal gold by using a physical vapor deposition method, and obtaining a stretchable electrode layer with a fold structure, wherein folds can be unfolded when stretching is performed, so that the gold film cannot be broken;
05: preparing a stretchable electrode layer according to the method of the step 04, immersing the stretchable electrode layer into a mold filled with polydimethylsiloxane, packaging by using insulated Polydimethylsiloxane (PDMS) to realize insulated packaging of a gold film on the surface of the stretchable electrode layer, baking at 100 ℃ for 30 minutes, and demolding to form a stretchable electrical connection wire; of course, it can also be to immerse it into the mould with polydimethylsiloxane, encapsulate with the polydimethylsiloxane of insulation, realize the insulating encapsulation of the surface gold film of the stretchable electrode layer, and bake for 20-60 minutes at 60-120 degrees, after demoulding, form the stretchable electrical connection wire;
06: the mass ratio of the conductive metal nano particles or nano wires to the hydrogel is 1-5:5, mechanically stirring and mixing, standing for 10-30 minutes, communicating one end of the stretchable electric connection wire with the stretchable electric connection wire, and baking at 80 ℃ for 50 minutes to form a connection structure of the myoelectric electrode and the stretchable electric connection wire; of course, the connection structure of the myoelectricity electrode and the stretchable electric connection wire can be formed by adopting standing for 10-30 minutes, communicating one end of the stretchable electric connection wire with the stretchable electric connection wire, and baking at 60-100 ℃ for 5-60 minutes;
07: the processing circuit layer is fixed on the stretchable insulating layer through polydimethylsiloxane, and the signal input end of the processing circuit layer is electrically connected with the stretchable electrical connection wire through conductive adhesive, and the stretchable electrical connection wire is electrically connected with the stretchable electrode.
When the flexible detection patch or flexible detection system is used, the plastic protective film is torn off, the detection system can be directly stuck on the skin of a joint, such as an athlete bending arm, the tensile strain sensor layer is stretched, the length of the tensile strain sensor layer is changed, the resistance is changed, the joint movement angle of the athlete can be detected, the movement speed and other information of the joint can be indirectly measured through the resistance change rate, and the myoelectricity electrode 50 can be stuck on the muscles participating in movement due to the stretching of the stretchable electric connection line 60, so that the movement force information of different muscles can be obtained; simultaneously, the two myoelectric electrodes 50 can respectively measure impedance change information of different positions of the body of the athlete, can monitor the change of information such as sweating, fat and the like of the athlete, and further reflects the fatigue state through the information of different positions; in addition, when the athlete is spasmodic, the athlete may be electrically stimulated by the myoelectric electrode 50, thereby alleviating the spasmodic state. Compared with the prior art, the invention can be stretched and attached, integrates a flexible electrode, a stretchable strain sensor, a processing circuit, surface myoelectricity detection and human body impedance detection, meets the requirements of various detections of joint angles, movement speeds, muscle mechanics analysis, human body fatigue and the like of athletic athletes, and has good application potential.
The foregoing and construction describes the basic principles, principal features and advantages of the present invention product, as will be appreciated by those skilled in the art. The foregoing examples and description are provided to illustrate the principles of the invention and to provide various changes and modifications without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A preparation method of a attachable flexible detection patch for athletic athlete motion detection is characterized by comprising the following steps: the flexible detection patch comprises a stretchable strain sensor layer, a hydrogel layer, a stretchable insulating layer, a stretchable electrode layer, a processing circuit layer, a muscle electrode and a stretchable electric connection wire, wherein the stretchable strain sensor layer is arranged above the hydrogel layer, the stretchable insulating layer is arranged above the stretchable strain sensor layer, the stretchable electrode layer and the processing circuit layer are arranged above the stretchable insulating layer, the stretchable electrode layer and the processing circuit layer are respectively electrically connected with the muscle electrode through the stretchable electric connection wire, and the processing circuit layer is respectively electrically connected with the stretchable electrode layer and the muscle electrode, so that an integral flexible detection patch structure is formed; the attachable flexible detection patch comprises the following preparation steps:
01: mixing the conductive nano gold wire with polydimethylsiloxane or hydrogel according to the mass ratio of 1-5:5, mixing into a conductive gel state through mechanical stirring, and printing out a tensile strain sensor layer through an extrusion printer or a screen printer;
02: coating hydrogel on the back of the tensile strain sensor layer by using a coating technology, baking at 60-100 ℃ for 5-60 minutes to form a hydrogel layer, and adhering a polyimide plastic film with the thickness of 10-100 microns on the hydrogel layer;
03: preparing a liquid elastic polymer film on the front surface of the tensile strain sensor layer by using a spin coating method, and baking at 60-120 ℃ for 20-60 minutes to form a tensile insulating layer;
04: pre-stretching the multilayer composite film formed in the steps 01 to 03, preparing conductive metal gold by using a physical vapor deposition method, and obtaining a stretchable electrode layer with a fold structure, wherein folds can be unfolded when stretching is performed, so that the gold film cannot be broken;
05: preparing a stretchable electrode layer according to the method of the step 04, immersing the stretchable electrode layer into a mold filled with polydimethylsiloxane, packaging by using insulated polydimethylsiloxane to realize insulated packaging of a gold film on the surface of the stretchable electrode layer, baking at 60-120 ℃ for 20-60 minutes, and demolding to form a stretchable electrical connection wire;
06: the mass ratio of the conductive metal nano particles or nano wires to the hydrogel is 1-5:5, mechanically stirring and mixing, standing for 10-30 minutes, communicating one end of the stretchable electric connection wire with the stretchable electric connection wire, and baking at 60-100 ℃ for 5-60 minutes to form a connection structure of the myoelectric electrode and the stretchable electric connection wire;
07: the processing circuit layer is fixed on the stretchable insulating layer through polydimethylsiloxane, the signal input end of the processing circuit layer is electrically connected with the stretchable electrical connection wire through conductive adhesive, the stretchable electrical connection wire is electrically connected with the stretchable electrode, and the signal output end of the processing circuit layer is connected with the display device through Bluetooth or conductive wires.
2. The method for preparing a attachable flexible test patch for athletic athlete motion detection of claim 1, wherein: the tensile strain sensor layer is based on graphene and polydimethylsiloxane according to the mass ratio of 1-2:10 a resistance strain sensor of composite material structure.
3. The method for preparing a attachable flexible test patch for athletic athlete motion detection of claim 1, wherein: the bottom surface of the hydrogel layer is stuck with a polyimide plastic protective film.
4. The method for preparing a attachable flexible test patch for athletic athlete motion detection of claim 1, wherein: the stretchable insulating layer adopts a structure made of polydimethylsiloxane.
5. The method for preparing a attachable flexible test patch for athletic athlete motion detection of claim 1, wherein: the myoelectricity electrode adopts silver nanowires and hydrogel according to the mass ratio of 1-5:5, compounding the material structure.
6. The method for preparing a attachable flexible test patch for athletic athlete motion detection of claim 1, wherein: the stretchable electrode layer is a conductive gold film with a fold structure prepared on the stretchable insulating layer.
7. The method for preparing a attachable flexible test patch for athletic athlete motion detection of claim 1, wherein: the processing circuit layer is fixedly arranged on the stretchable insulating layer through polydimethylsiloxane, the signal input end of the processing circuit layer is electrically connected with the stretchable electric connecting wire through conductive adhesive, the stretchable electric connecting wire is electrically connected with the stretchable electrode layer, and the signal output end of the processing circuit layer is connected with the display device through Bluetooth or conductive wires.
8. The method for preparing a attachable flexible test patch for athletic athlete motion detection of claim 7, wherein: the processing circuit layer adopts an impedance measuring chip with the chip model AD 5933.
9. The method for preparing a attachable flexible test patch for athletic athlete motion detection of claim 7, wherein: the muscle electrodes are arranged in two, and a space separation distance is arranged between the two muscle electrodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910640847.9A CN110338808B (en) | 2019-07-16 | 2019-07-16 | Attachable flexible detection patch for athletic athlete motion detection and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910640847.9A CN110338808B (en) | 2019-07-16 | 2019-07-16 | Attachable flexible detection patch for athletic athlete motion detection and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110338808A CN110338808A (en) | 2019-10-18 |
| CN110338808B true CN110338808B (en) | 2024-04-12 |
Family
ID=68176495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910640847.9A Active CN110338808B (en) | 2019-07-16 | 2019-07-16 | Attachable flexible detection patch for athletic athlete motion detection and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110338808B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111292878B (en) * | 2020-02-24 | 2021-05-11 | 中国科学院苏州纳米技术与纳米仿生研究所 | Stretchable electrode and manufacturing method thereof |
| EP4136659A4 (en) * | 2020-04-16 | 2023-12-06 | Université Laval | Method of generating an indication of muscle fatigue, sensor and system therefor |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758909A (en) * | 2016-02-26 | 2016-07-13 | 武汉大学 | Gold nanotube based flexible stretchable electrode and preparation method and application thereof |
| JP2016211997A (en) * | 2015-05-11 | 2016-12-15 | 国立大学法人神戸大学 | Capacitance-type sensor sheet and sensor device |
| CN107811616A (en) * | 2016-09-14 | 2018-03-20 | 中国科学院宁波材料技术与工程研究所 | A kind of flexible many reference amounts human body physical sign detector and its application method |
| CN107890350A (en) * | 2017-11-18 | 2018-04-10 | 哈尔滨工业大学（威海） | A kind of wearable motion sensor, sensing circuit and method for testing motion |
| CN108403122A (en) * | 2018-02-12 | 2018-08-17 | 中国科学院宁波材料技术与工程研究所 | A kind of measuring system and its measurement method of human body joint motion |
| WO2018182532A1 (en) * | 2017-03-30 | 2018-10-04 | Nanyang Technological University | Strain sensor, method of forming and operating the same |
| CN109099832A (en) * | 2018-08-21 | 2018-12-28 | 华东理工大学 | Strain transducer and its manufacturing method |
| CN109316186A (en) * | 2018-10-30 | 2019-02-12 | 北京机械设备研究所 | A kind of Grazing condition sensing trousers with multi-source heat transfer agent |
| CN109520411A (en) * | 2018-11-19 | 2019-03-26 | 西安电子科技大学 | Graphene flexibility strain transducer based on pre-stretching and preparation method thereof |
| CN109745045A (en) * | 2019-01-31 | 2019-05-14 | 苏州大学 | A kind of electromyographic electrode patch and unvoiced speech recognition equipment |
| CN210871594U (en) * | 2019-07-16 | 2020-06-30 | 浙江体育科学研究所 | A but, paste flexible detection subsides of formula for sports sportsman's motion is surveyed |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9072884B2 (en) * | 2007-09-04 | 2015-07-07 | Axelgaard Manufacturing Company, Ltd. | Differential diameter electrode |
| US10383550B2 (en) * | 2014-07-17 | 2019-08-20 | Elwha Llc | Monitoring body movement or condition according to motion regimen with conformal electronics |
| KR101926034B1 (en) * | 2017-06-29 | 2019-02-26 | 한국과학기술연구원 | Wavy metal nanowire network thin film, flexible transparent electrode comprising the same, and the preparation method thereof |
-
2019
- 2019-07-16 CN CN201910640847.9A patent/CN110338808B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016211997A (en) * | 2015-05-11 | 2016-12-15 | 国立大学法人神戸大学 | Capacitance-type sensor sheet and sensor device |
| CN105758909A (en) * | 2016-02-26 | 2016-07-13 | 武汉大学 | Gold nanotube based flexible stretchable electrode and preparation method and application thereof |
| CN107811616A (en) * | 2016-09-14 | 2018-03-20 | 中国科学院宁波材料技术与工程研究所 | A kind of flexible many reference amounts human body physical sign detector and its application method |
| WO2018182532A1 (en) * | 2017-03-30 | 2018-10-04 | Nanyang Technological University | Strain sensor, method of forming and operating the same |
| CN107890350A (en) * | 2017-11-18 | 2018-04-10 | 哈尔滨工业大学（威海） | A kind of wearable motion sensor, sensing circuit and method for testing motion |
| CN108403122A (en) * | 2018-02-12 | 2018-08-17 | 中国科学院宁波材料技术与工程研究所 | A kind of measuring system and its measurement method of human body joint motion |
| CN109099832A (en) * | 2018-08-21 | 2018-12-28 | 华东理工大学 | Strain transducer and its manufacturing method |
| CN109316186A (en) * | 2018-10-30 | 2019-02-12 | 北京机械设备研究所 | A kind of Grazing condition sensing trousers with multi-source heat transfer agent |
| CN109520411A (en) * | 2018-11-19 | 2019-03-26 | 西安电子科技大学 | Graphene flexibility strain transducer based on pre-stretching and preparation method thereof |
| CN109745045A (en) * | 2019-01-31 | 2019-05-14 | 苏州大学 | A kind of electromyographic electrode patch and unvoiced speech recognition equipment |
| CN210871594U (en) * | 2019-07-16 | 2020-06-30 | 浙江体育科学研究所 | A but, paste flexible detection subsides of formula for sports sportsman's motion is surveyed |
Non-Patent Citations (1)
| Title |
|---|
| 柔性可穿戴应变传感器的制备及性能研究;王亚龙;中国优秀硕士学位论文全文数据库信息科技辑;20190115;全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110338808A (en) | 2019-10-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Nasiri et al. | Progress and challenges in fabrication of wearable sensors for health monitoring | |
| Yao et al. | Nanomaterial‐enabled wearable sensors for healthcare | |
| US10895510B2 (en) | Core-shell nanofiber textiles for strain sensing, and methods of their manufacture | |
| CN110338808B (en) | Attachable flexible detection patch for athletic athlete motion detection and preparation method thereof | |
| Sun et al. | Smart band-aid: Multifunctional and wearable electronic device for self-powered motion monitoring and human-machine interaction | |
| CN103324288B (en) | A kind of system and method for combination sensor identification human action | |
| Li et al. | Visually aided tactile enhancement system based on ultrathin highly sensitive crack-based strain sensors | |
| CN110411623B (en) | High-sensitivity flexible piezoresistive sensor and preparation method and application thereof | |
| CN113358247B (en) | Flexible sensor for simultaneously detecting pressure-strain bimodal signals and preparation method | |
| CN108299728A (en) | A kind of flexible piezoelectric sensors and its special piezo-electricity composite material | |
| Wang et al. | Wearable human-machine interface based on the self-healing strain sensors array for control interface of unmanned aerial vehicle | |
| CN210871594U (en) | A but, paste flexible detection subsides of formula for sports sportsman's motion is surveyed | |
| CN107811616A (en) | A kind of flexible many reference amounts human body physical sign detector and its application method | |
| CN112230763A (en) | Multi-parameter measuring intelligent glove | |
| CN112525065A (en) | Micro-crack flexible resistance change mechanical sensor based on mixed resistance entanglement network and preparation method thereof | |
| CN109374024A (en) | A kind of Piezoresistive electronic skin and preparation method thereof with bowl configurations | |
| Ye et al. | Multimodal integrated flexible electronic skin for physiological perception and contactless kinematics pattern recognition | |
| AU2017101883A4 (en) | Flexible electronic pressure sensing device and preparation method therefor | |
| CN110916621A (en) | Flexible sensor for detecting multiple physiological signals | |
| Yao et al. | Silver nanowire strain sensors for wearable body motion tracking | |
| CN108680190B (en) | Flexible electronic sensor prepared by utilizing self-supporting silver film welded by lysozyme and preparation method | |
| CN212235859U (en) | Intelligent chest developer | |
| US20210324550A1 (en) | Multi-functional electronic textiles employing silver nanowire composite sensors and related methods | |
| Li et al. | Liquid metal-facilitated flexible electrospun thermoplastic polyurethane fibrous mats with aligned wavelike structure for strain and triboelectric double-mode sensing | |
| CN111840921A (en) | Intelligent chest developer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: 310007 No.212 Stadium Road, Xiacheng District, Hangzhou, Zhejiang Province Applicant after: Zhejiang Institute of Sports Science (Zhejiang Anti Doping Center) Address before: 310000, No. 212 Tiandi Road, Hangzhou City, Zhejiang Province Applicant before: ZHEJIANG Research Institute OF SPORTS SCIENCE Country or region before: China |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |