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CN107126228A - Physiological signal sensing device - Google Patents

Physiological signal sensing device Download PDF

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Publication number
CN107126228A
CN107126228A CN201610580992.9A CN201610580992A CN107126228A CN 107126228 A CN107126228 A CN 107126228A CN 201610580992 A CN201610580992 A CN 201610580992A CN 107126228 A CN107126228 A CN 107126228A
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CN
China
Prior art keywords
sound
physiological signal
sensing device
signal sensing
collection
Prior art date
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Pending
Application number
CN201610580992.9A
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Chinese (zh)
Inventor
陈世龙
郑信
郑信一
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Individual
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Individual
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Filing date
Publication date
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Publication of CN107126228A publication Critical patent/CN107126228A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B7/00Instruments for auscultation
    • A61B7/02Stethoscopes
    • A61B7/04Electric stethoscopes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B7/00Instruments for auscultation
    • A61B7/003Detecting lung or respiration noise

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)

Abstract

A physiological signal sensing device comprises a sound transmission piece, a sound collection piece and a sound source receiving device. The sound transmission member includes a plurality of closed pore structures which are independent and not communicated with each other, can generate an acoustic resonance effect, and transmits micro sound waves such as heart sound, respiratory vibration or organ sound in the sound transmission member when the sound transmission member is directly or indirectly contacted with the body of a user. The sound collecting piece comprises a first end part and a second end part, wherein one end part is contacted with the surface of the sound transmission piece and is communicated with the second end part through a through hole. The sound source receiving device comprises a receiving end and a sensing element, wherein the receiving end is connected with the second end part of the sound collecting piece to receive sound waves transmitted by the sound transmitting piece, so that the aim of detecting physiological signals is fulfilled.

Description

Physiological signal sensing device
Technical field
The invention relates to a kind of physiological signal sensing device, particularly a kind of utilization sound wave detects the sense of physiological signal Survey device.
Background technology
Physiological signal measurement equipment uses instrument and qualified medical care people, it is necessary to specialty in medical institutes mostly in the past Member's operation, however as the development of modern sensing and signal processing techniques, the cost of medical electronics product is greatly reduced, and occupies simultaneously Family health care consciousness be also obviously improved, long distance home care system no longer be the imagination, it is various measure physiological signals technologies by The basic health care instrument that can be used in home environment is gradually developed into, is conducive to long term monitoring user's health status.
Physiological status monitoring currently for handicapped or disability infant, physical disabilities, sufferer or old man is residence The major domain that family looks after.The state guarded as needed, monitoring when can be divided into static and movable.Due under home environment Physiological signal measurement equipment is operated by user, is not operated by health care professional, therefore the operation of this kind of equipment Design upper stress asks that measuring program is simple, fast and automatically changed, non-intrusion type and low maintenance cost.In addition, the life under home environment The use of signal measurement equipment is managed, should also try one's best consideration non interference or relatively low interfering measurement mode, it is to avoid because product Use and cause the ADL of user and behavior to change, be easier to be received by user.
Existing breathing heartbeat detection equipment can be divided into pressure-sensing, optical wavelength sensing and adhesive electrode detecting.Wherein, Pressure sensing devices carry out sleeping position, stand up, detected from bed etc. using can merge in sleep environment, however its accuracy compared with Difference, and special large-scale plant is usually designed to, such as bed or mattress, the psychological pressure to user is larger.Optical wavelength Sensing is to utilize non-contacting detection mode, though there is small volume, but is easily influenceed by external environment condition and light source, essence Exactness is poor, and expensive.Adhesive electrode is in projects such as detecting user's electrocardiogram, hearts rate, and accuracy is optimal and collectable To various physiology information, but its wire rod is easily damaged and causes loose contact and influence to measure effect, and it is long to be limited to wire rod Degree can limit the action of user, often make user feel inconvenient, and also easily in detection, generation takes off the mode of stickup contact Fall, due to complex operation and have monitored sense, therefore often result in user and do not use actively, effect is not reached on the contrary.
Accordingly, it would be desirable to which physiology information detection that is a kind of simple to operate, easy to maintenance and can incorporating the life of user house is set It is standby, it can be only achieved and use, the purpose detecting, take preventive measures immediately at any time.
The content of the invention
Transaudient part includes the hole-closing structure that is not interconnected of multiple independences, can produce acoustic resonance effect, through with user Body when directly or indirectly contacting, the sound wave of the fine motions such as heart sound, breathing vibrations or internal organs sound is transmitted in transaudient part.Collect sound Part includes first end and the second end, and wherein one end is contacted transaudient part surface, connected between the second end with perforation.Sound Source reception device includes receiving terminal and sensing element, and receiving terminal connection collects the second end of sound part and propagated with receiving the transaudient part Sound wave, reaches the purpose of detecting physiological signal.According to an embodiment of present embodiment, physiological signal sensing device more connects one Signal process device, the sound wave that the sensing element is received is converted to electric signal.
According to one embodiment of the present invention, the collection sound part of physiological signal sensing device includes the more than one first collection sound Part and one second collection line point, the first end of multiple first collection lines point independently contact the surface of transaudient part, second Collection line point then connects the second end of these the first collection lines point severally comprising multiple interfaces.
According to another embodiment of the present invention, the surface contacted in transaudient part with first end is coated to an at least coating, According to embodiments of the invention, coating includes fabric, flocking or polymer electrolyte thin layer.
According to one embodiment of the present invention, the hole-closing structure of transaudient part is by high molecular foam material or natural porous material Material is defined, and according to the embodiment of present embodiment, high molecular foam material or natural porous material have closing for 10-100% Porosity.According to an embodiment of present embodiment, the density of high molecular foam material is 15-200kg/cm3, another embodiment In, the density of high molecular foam material is 25-50kg/cm3.
According to one or more embodiments of present embodiment, high molecular foam material includes ethylene-vinyl acetate (Ethylene vinyl acetate;EVA), photo crosslinked polyethylene (irradiation cross-linked polyethylene;IXPE), crosslinked polyethylene (cross-linked polyethylene;XPE), neoprene (Chloroprene Rubber;CR), styrene butadiene ribber (styrene butadiene rubber;SBR), polychlorostyrene second Alkene (polyvinyl chloride;PVC), ethylene-propylene ternary rubber (Ethylene propylene terpolymer rubber;EPDM), polyvinyl (Polyethylene foam;EPE), acrylonitrile butadiene rubber (Acrylonitrile Butadiene rubber;) or polyurethane (Polyurethane NBR;PU) or its any combination.
According to one embodiment of the present invention, hole-closing structure is defined by a composite, the composite be containing The continuous foam polymer precursor of multiple discontinuous porous granules or fragment.
According to another embodiment of the present invention, hole-closing structure is defined by a fibrous material, fine comprising cellulose, cotton Dimension, asbestos fibre, glass fibre, plastic optical fibre, conductive fiber or its any combination, by straight, corrugated, coil buckling, volume It is bent, felting or twisted should or those fibrous materials with staggeredly, the material piece that constitutes of the kenel that interweaves or stack, to have The arrangement mode for having hole or internal voids is defined.
Therefore, the physiological signal sensing device of the embodiment of the present invention utilize with hole-closing structure transaudient part, can to heart sound, The acoustic wave vibrations of breath sound or internal organs sound produce acoustic resonance effect to amplify the frequency that (amplify) is small, then through source of sound sense Device reception, the processing and identification of collocation signal are answered, accurate detecting, record, the effect for analyzing physiological phenomenon is reached.
Brief description of the drawings
Fig. 1 is the stereogram of the physiological signal sensing device of one embodiment of the invention;Fig. 2 is the physiological signal of the present embodiment The exploded view of sensing device further;Fig. 3 is the profile of the physiological signal sensing device of the present embodiment;Fig. 4 is an implementation of the invention The use situation schematic diagram of the contact physiological signal sensing device of example.
Description of reference numerals
100:Physiological signal sensing device 110:Transaudient part
115:Coating 120:Collect sound part
121:First collection line point 122:First end
123:The second end 124:Connecting portion
125:Linkage section 126:Second collection line point
127a:Connector 127b:Connector
128a:Connector 128b:Connector
130:Source of sound reception device 132:Receiving terminal
134:Upper lid 136:Bottom plate
140:Concave edge
Embodiment
Fig. 1 is refer to, is the stereogram of the physiological signal sensing device of one embodiment of the invention.Physiological signal sensing device 100 include transaudient part 110, collection sound part 120 and source of sound reception device 130 and concave edge 140.The physiological signal sensing of the present embodiment Device 100 includes but is not limited only to the form of a pad.
Transaudient part 110 is that one kind can produce the hand of acoustic resonance (acoustic resonance) effect and sound wave transmission function Section (Means for creating acoustic resonance and propagating acoustic waves), at this In inventive embodiments, constituted with high molecular foam material or natural porous material with hole-closing structure, through with user Body when directly or indirectly contacting, the sound wave of the fine motions such as heart sound, breathing vibrations or internal organs sound is transmitted in transaudient part 110.
" acoustic resonance effect " (acoustic resonance) described in this specification, refers to that a sounding body is common by it During the external force driving of vibration frequency, the frequency of its sound vibrations is exaggerated the phenomenon of (amplify).
" hole-closing structure " (closed cell structure) described in this specification refers to natural in solid body The multiple cavitys for being formed or artificially being manufactured, and do not connected mutually between each cavity;" open-celled structure " (opened cell Structure) refer to self-assembling formation or the multiple cavitys artificially manufactured in solid body, and interconnected between each cavity, And be in communication with the outside.Unless specifically stated otherwise, " material with hole-closing structure " otherwise described in this specification, however not excluded that closed pore Structure and the simultaneous material of open-celled structure." rate of closed hole " (percentage of close area) refers to closed pore in material The ratio between volume and material appearance volume (%).
Collecting sound part 120 has two ends for contacting transaudient part 110 and connection source of sound reception device 130, can be by transaudient part Sound wave in 110 is sent to source of sound reception device 130.According to embodiments of the invention, collection sound part 120 can have relatively transaudient part Narrower diameter for 110, reduces diffusion during Acoustic Wave Propagation, and can be effectively transmitted to source of sound reception device 130.
There is source of sound reception device 130 sensing element to connect collection sound part 120 to receive the sound wave that transaudient part 110 is propagated, and reach To the purpose of detecting physiological signal.According to an embodiment of present embodiment, source of sound reception device 130 further connects a news Number processing unit, the sound wave that the sensing element is received is converted to electric signal.
Concave edge 140 can be formed on transaudient part 110 via modes such as sewing, hot pressing, stickups, with transaudient part 110 is tight Admittedly be additional on the body of physiological signal sensing device product or make transaudient part surface coated fabric, plastic sheet etc. tight The effects such as close attached to it or generation decorative effect, increase flatness and lifting comfort.
It is the exploded view of the physiological signal sensing device of the present embodiment that please coordinate reference picture 2 and Fig. 3, Fig. 2;Fig. 3 is this reality Apply the profile of the physiological signal sensing device of example.
In the present embodiment, transaudient part 110 is provided with two first collection lines points 121, wherein as shown in figure 3, two the One collection line point 121 separately contacts the surface of transaudient part 110 comprising first end 122, and the second end 123 is fixedly arranged on one On bottom plate 136, bottom plate 136 is fixedly arranged on transaudient part 110, and the second end 123 has the connection of a connecting portion 124 and linkage section 125 Mouth 127a connections.
Perforation is offered in the middle of first collection line point 121.The face of first collection line point 121 and the transaudient contact portion of part 110 Area of the product slightly larger than the tube wall cross section of the first collection line point 121.In addition, the transaudient surface of part 110 is coated with coating 115, the One collection line point 121 is directly contacted through coating 115 with transaudient part 110.According to embodiments of the invention, coating 115 can be included Fabric, flocking or polymer electrolyte thin layer, such as thermoplastic polyurethane (Thermoplastic polyurethane;TPU), High molecular foam material or natural porous material to protect transaudient part 110, increase its durability.
Second collection line point 126 includes connector connector 128a and connector 128b severally with linkage section 125 127b connections.Source of sound reception device has a receiving terminal 132, is connected with the second collection line point 126, source of sound reception device 130 Sensing element connects receiving terminal 132 to receive the sound wave that transaudient part 110 is propagated.In the present embodiment, source of sound reception device 130 is consolidated On bottom plate 136, upper lid 134 covers one with accommodating protection source of sound reception device 130 and collection sound part 120 with bottom plate 136 Point.
Embodiments in accordance with the present invention, transaudient part 110 can be natural for the high polymer material of the rate of closed hole with 10-100% Porous material, for example, can be the expanded material with 30-90% rate of closed hole.According to one or more embodiments of the present invention, high score The density of sub- expanded material is 15-200kg/cm3, in the present embodiment, and the density of high molecular foam material is 25-50kg/cm3.
Wherein, product of polymerization of the high molecular foam material comprising isocyanates or isosulfocyanate.Macromolecule is sent out Foam material can include ethylene-vinyl acetate (Ethylene vinyl acetate;EVA), photo crosslinked polyethylene (irradiation cross-linked polyethylene;IXPE), crosslinked polyethylene (cross-linked polyethylene;XPE), neoprene (Chloroprene Rubber;CR), styrene butadiene ribber (styrene butadiene rubber;SBR), polyvinyl chloride (polyvinyl chloride;PVC), ethylene-propylene ternary rubber (Ethylene propylene terpolymer rubber;EPDM), polyvinyl (Polyethylene foam; EPE), acrylonitrile butadiene rubber (Acrylonitrile Butadiene rubber;) or polyurethane NBR (Polyurethane;PU), it is combined.Natural porous material can be sponge, cork, coconut palm monofilament, bamboo charcoal, charcoal, diatom Soil, coral, above-mentioned any combination or its accumulation body being combined.
According to one embodiment of the present invention, hole-closing structure is defined by a composite, the composite be containing The continuous foam polymer precursor of multiple discontinuous porous granules or fragment, for example, regenerate foam, is through powder by the continuous leftover bits and pieces of bubble It is broken, stirring glue and steam high-temperature sterilization compression forming it, it is also applicable.
According to another embodiment of the present invention, hole-closing structure is defined by a fibrous material, includes string, cotton Fiber, asbestos fibre, glass fibre, plastic optical fibre, conductive fiber or its any combination, by it is straight, corrugated, coil buckling, It is curling, felting or twisted should or those fibrous materials with staggeredly, the material piece that constitutes of the kenel that interweaves or stack, with Arrangement mode with hole or internal voids is defined.
Fig. 4 is refer to, is the use situation schematic diagram of the physiological signal sensing device of one embodiment of the invention.Physiological signal Sensing device further 400 has transaudient part 410 and source of sound reception device 420.In the present embodiment, physiological signal sensing device 400 can The positions such as the chair back are lain against on bed or are arranged at, can be by touching thoracic cavity when user couches on bed or rests against the chair back Heart sound or breath sound are detected in peripheral region, thus can in user's rest, sleep, drive use, physiological status is detected immediately Change.
In addition, the physiological signal sensing device of the embodiment of the present invention is alternatively a branch of band forms or is placed in a personal thing Part, such as physiological signal sensing device is designed as into head circle, bracelet, brooch, ankle guard, corset, beam chest or waistband, is directly dressed Use;Or removably combined with head circle, bracelet, brooch, ankle guard, corset, beam chest, waistband or safety belt, apply makes a variety of With situation, such as daily life, motion, the detecting of tire sound, driving.
According to an embodiment of the present invention, physiological signal sensing device further connects a signal process device, can The sound wave that sensing element is received is converted to electric signal, is translated the digital signals received via processor, to recognize Distinguish physiological signal and noise, and data transmission carried out by wired wireless mode of crossing, the information being collected into is differentiated, analysis and Storage, can promptly be warned, instant medical measure decision-making or note down user long-term physiologic state, as long-term evaluation It is used.
For example, when the signal that physiological signal sensing device is detected is judged as unusual condition, urgent warning can be transmitted (household outside, specified to user (such as drive in driver), its guardian in coordinator, medical institutes, first aid The heart, save center, community's building's management center etc. from damage), the connection with far-end server is also can pass through, where sending user immediately The information of position, instant medical measure decision-making is carried out with sharp guardian.Above-mentioned " unusual condition ", is included but are not limited to: The physiology sign numerical value detected immediately a kind of at least within, which is higher or lower than outside predetermined normal level error range, (represents to have Imminent acute health or accident hazard), the physiology sign of whole instant detecting disappears and (represents that user can simultaneously Can from bed, fall or arrangement for detecting be removed) ... etc..
In summary, the physiological signal sensing device of the embodiment of the present invention utilizes the transaudient part with hole-closing structure, can be right The acoustic wave vibrations of the fine motions such as heart sound, breath sound or internal organs sound produce acoustic resonance effect, and effectively making the air capacity of vibration increases, then thoroughly The reception of source of sound inductor, the processing and identification of collocation signal are crossed, reaches and is not required to use numerical digit chip, pressure-sensing in contact point Device, fine motion sensor ... are waited, electronic installation, you can reached accurate detecting, record, the effect of analysis physiological phenomenon, therefore be made Personal device can not only be washed directly, electronic component also will not be contacted directly outside human body, in the innovation of structure, measure it is accurate There is great advantage in terms of degree, processing mode summary, the reduction of manufacturing cost.
Although the present invention is disclosed above with embodiment, but it is not limited to the present invention, any art technology Personnel, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations, therefore protection scope of the present invention It is defined when depending on the appended claims person of defining.

Claims (10)

1. a kind of physiological signal sensing device, it is characterised in that include:
One transaudient part, the hole-closing structure not being interconnected comprising multiple independences;
One collection sound part, comprising:
One first end, contacts a surface of the transaudient part;And
One perforation, a second end is extended to from the first end;And
One source of sound reception device, comprising:
One receiving terminal, connects the second end of the collection sound part;And
One sensing element, connects the receiving terminal to receive the sound wave that the transaudient part is propagated.
2. physiological signal sensing device as claimed in claim 1, it is characterised in that the collection sound part includes at least one first collection sound Part and one second collection line point, first end of the first collection line point independently contact an at least table for the transaudient part Face, the second collection sound connects the second end of the first collection line point comprising multiple interfaces severally.
3. physiological signal sensing device as claimed in claim 1, it is characterised in that further include an at least coating and be coated on the biography The surface that sound part is contacted with the first end, the coating includes fabric, flocking or polymer electrolyte thin layer.
4. physiological signal sensing device as claimed in claim 1, it is characterised in that further include one signal process device of connection, The sound wave that the sensing element is received is converted to electric signal.
5. physiological signal sensing device as claimed in claim 1, it is characterised in that the hole-closing structure is sent out by a macromolecule Foam material or a natural porous material are defined, and the high molecular foam material or the natural porous material have closing for 10-100% Porosity.
6. physiological signal sensing device as claimed in claim 5, it is characterised in that the density of the high molecular foam material is 15-200kg/cm3。
7. body surface contact physiological signal sensing device as claimed in claim 5, it is characterised in that the high molecular foam material Density be 25-50kg/cm3.
8. physiological signal sensing device as claimed in claim 5, it is characterised in that the high molecular foam material comprising ethene- Vinylacetate (Ethylene vinyl acetate;EVA), photo crosslinked polyethylene (irradiation cross-linked polyethylene;IXPE), crosslinked polyethylene (cross-linked polyethylene;XPE), neoprene (Chloroprene Rubber;CR), styrene butadiene ribber (styrene butadiene rubber;SBR), polychlorostyrene second Alkene (polyvinyl chloride;PVC), ethylene-propylene ternary rubber (Ethylene propylene terpolymer rubber;EPDM), polyvinyl (Polyethylene foam;EPE), acrylonitrile butadiene rubber (Acrylonitrile Butadiene rubber;) or polyurethane (Polyurethane NBR;PU) or its any combination.
9. physiological signal sensing device as claimed in claim 1, it is characterised in that the hole-closing structure is by a composite Defined, the composite is the continuous foam polymer precursor containing multiple discontinuous porous granules or fragment.
10. physiological signal sensing device as claimed in claim 1, it is characterised in that the hole-closing structure is by a undulation degree Material defined, comprising cellulose, cotton fiber, asbestos fibre, glass fibre, plastic optical fibre, conductive fiber or its be combined, by Straight, corrugated, coil buckling, curling, felting the or twisted fibrous material with staggeredly, the kenel that interweaves or stack One material piece of composition, is defined with the arrangement mode with hole or internal voids.
CN201610580992.9A 2016-02-26 2016-07-22 Physiological signal sensing device Pending CN107126228A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW105105910 2016-02-26
TW105105910 2016-02-26

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CN201620779939.7U Expired - Fee Related CN206603781U (en) 2016-02-26 2016-07-22 Physiological signal sensing device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109745031A (en) * 2017-11-03 2019-05-14 创心医电股份有限公司 A medical device that can collect ECG and physiological sounds

Citations (4)

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Publication number Priority date Publication date Assignee Title
CN2055713U (en) * 1989-02-25 1990-04-11 许明正 Multi-functional high-resolution electronic stethoscope device and accessories
CN201958900U (en) * 2011-01-28 2011-09-07 鹿得医疗器械(南通)有限公司 Stethoscope head with multiple sound-collecting structures
US8396228B2 (en) * 2008-02-27 2013-03-12 Stethoscope Technologies, Inc. Floating ballast mass active stethoscope or sound pickup device
US20150092974A1 (en) * 2013-09-27 2015-04-02 3M Innovative Properties Company Microphone Having Closed Cell Foam Body

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2055713U (en) * 1989-02-25 1990-04-11 许明正 Multi-functional high-resolution electronic stethoscope device and accessories
US8396228B2 (en) * 2008-02-27 2013-03-12 Stethoscope Technologies, Inc. Floating ballast mass active stethoscope or sound pickup device
CN201958900U (en) * 2011-01-28 2011-09-07 鹿得医疗器械(南通)有限公司 Stethoscope head with multiple sound-collecting structures
US20150092974A1 (en) * 2013-09-27 2015-04-02 3M Innovative Properties Company Microphone Having Closed Cell Foam Body

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109745031A (en) * 2017-11-03 2019-05-14 创心医电股份有限公司 A medical device that can collect ECG and physiological sounds

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Application publication date: 20170905