CN107095659A - A kind of portable non-intrusion type vital sign monitoring method based on smart machine - Google Patents
A kind of portable non-intrusion type vital sign monitoring method based on smart machine Download PDFInfo
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- CN107095659A CN107095659A CN201710408843.9A CN201710408843A CN107095659A CN 107095659 A CN107095659 A CN 107095659A CN 201710408843 A CN201710408843 A CN 201710408843A CN 107095659 A CN107095659 A CN 107095659A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
- A61B5/02125—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics of pulse wave propagation time
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
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- 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
- A61B5/1118—Determining activity level
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/04—Constructional details of apparatus
- A61B2560/0431—Portable apparatus, e.g. comprising a handle or case
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- 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
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0219—Inertial sensors, e.g. accelerometers, gyroscopes, tilt switches
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physiology (AREA)
- Cardiology (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Pulmonology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Vascular Medicine (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses a kind of portable non-intrusion type vital sign monitoring method based on smart machine, comprise the following steps：Installed on smart machine and open vital sign monitoring program；The data acquisition function of vital sign monitoring program is opened, the initial data of user chest or cardiac position bounce is gathered using 3 axle acceleration sensors or 3 axle gyro sensors, the view data of finger tip is gathered using camera or imaging sensor；Vital sign monitoring program carries out real-time data processing using smart machine；Vital sign monitoring program utilizes the screen display vital sign monitoring result of smart machine.Through the above way, portable non-intrusion type vital sign monitoring method of the present invention based on smart machine, realize the blood such as breathing, heart rate, blood pressure, blood oxygen saturation, blood viscosity, the monitoring of blood vessel parameter, have the advantages that strong, easy to use portability, non-Wearable, cost it is low, without cross-infection.
Description
Technical field
Field, more particularly to a kind of portable non-intrusion type life based on smart machine are monitored the present invention relates to vital sign
Order sign monitoring method.
Background technology
Vital sign is monitored for the work and study of the mankind and healthy significant, especially for there is safety
The crowd of hidden danger, monitors, preventing trouble before it happens just more seems significant in real time.
Under normal circumstances, the detection of vital sign depends on the authoritative equipment or the larger prison of expensive, volume of hospital
Measurement equipment, and most of vital signs monitoring device be sufferer prepare, in general volume is larger, be inconvenient to carry or
It is expensive to be inconvenient to be commonly used.
In current vital sign monitoring device, most of is that intrusive mood equipment, i.e. equipment or part of appliance are needed and skin
Directly contact, but intrusive mood equipment while monitoring responsibility is fulfiled but also brings worries for detected person, such as cross-infection,
Uncomfortable grade is worn, it is necessary to improve.
The content of the invention
The present invention solves the technical problem of provide a kind of portable non-intrusion type vital sign based on smart machine
Monitoring method, the convenience that lifting is carried and used, it is to avoid intrusive mood is detected, reduces cost.
In order to solve the above technical problems, one aspect of the present invention is：There is provided a kind of based on smart machine
Portable non-intrusion type vital sign monitoring method, comprises the following steps：
Installed on smart machine and open vital sign monitoring program, 3 axle accelerations built in the smart machine are sensed
Device or 3 axle gyro sensors, the smart machine built-in camera or imaging sensor；
The data acquisition function of vital sign monitoring program is opened, is passed using 3 axle acceleration sensors or 3 axle gyroscopes
Sensor gathers the initial data of user chest or cardiac position bounce, and finger tip is gathered using camera or imaging sensor
View data；
Vital sign monitoring program carries out real-time data processing using smart machine, to 3 axle acceleration sensors or 3
The Signal quality assessment of axle gyroscope, the signal data of breathing and heart rate can most be reflected by preferably going out, and camera or image are passed
The vision signal that sensor is collected is handled, and RGB, HSV statistics are carried out to each frame, and calculating obtains fingertip pulse wave signal；
Vital sign monitoring program utilizes the screen display vital sign monitoring result of smart machine.
In a preferred embodiment of the present invention, when the data acquisition function is opened, user's hand-held intelligent equipment is simultaneously
Chest or cardiac position are adjacent to, to obtain the heartbeat closest to heart and respiration information, but without directly contacting skin, is permitted
Perhaps stand, be seated or recumbency in the state of carry out.
In a preferred embodiment of the present invention, when the data acquisition function is opened, user need to be by a certain finger
End cover camera, to obtain original finger tip video data.
In a preferred embodiment of the present invention, the vital sign monitoring result of the screen display of the smart machine is included
But it is not limited to breathing, heart rate, the real-time curve and transient data of blood pressure.
In a preferred embodiment of the present invention, the smart machine includes but is not limited to smart mobile phone and tablet personal computer.
In a preferred embodiment of the present invention, the vital sign monitoring program is breathed using user, heartbeat is brought
Thoracic cavity rise and fall and vibrate, influence 3 axle accelerations turn sensor or a certain axle or the data of a few axles in 3 axle gyroscopes, pass through
Collection and demodulation to the data on these directions, extraction are breathed and heart rate signal；Simultaneously finger tip is recorded using camera
Pulse wave, the heart rate signal at heart recorded with reference to acceleration transducer or gyro sensor obtains pulse-transit
Time PTT；
The theoretical foundation for being derived from blood pressure by PTT is as follows：
Arterial vascular elasticity and the Moens-Korteweg equations that pulse propagation speed is set up are as follows：
Wherein PWV is pulse propagation speed, and E is modulus of elasticity, non-constant, and h is blood vessel thickness, and D is internal blood vessel diameter,
ρ is density of blood；
Relation between elastic modulus E and blood vessel transmural pressure is as follows：
E=E0erpFormula 2
E0Modulus of elasticity when for pressure being zero, P is blood pressure, and r is a coefficient correlation for characterizing blood vessel；
Pulse propagation speed has approximate relation with Pulse transit time：
Wherein L is the distance between two artery monitoring points；
Composite type 1, formula 2 and formula 3, Moens-Korteweg equations, which become, to be turned to：
From formula 4, pressure value is can obtain by measuring PTT.
The beneficial effects of the invention are as follows：A kind of portable non-intrusion type vital sign based on smart machine that the present invention is pointed out
Monitoring method, main 3 axles (x-axis, y-axis, z-axis) acceleration transducer, 3 axles (x-axis, y-axis, z-axis) gyro using smart mobile phone
Acceleration transducer, gyroscope and camera data are carried out original by instrument and camera by vital sign monitoring program (APP)
Data acquisition, data analysis, and be shown on the screen of smart mobile phone, realize breathing, heart rate, blood pressure, blood oxygen saturation, blood
The monitoring of the blood such as viscosity, blood vessel parameter, is carrier using mobile phone, with portability is strong, easy to use, non-Wearable, cost
It is low, without cross-infection the advantages of, its applicable situation widely, almost covers all scenes of daily life and work, solve
The problems such as traditional monitoring equipment aims at sufferer design and ignores the health monitoring to normal population.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, makes required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, it can also obtain other according to these accompanying drawings
Accompanying drawing, wherein：
Fig. 1 is a kind of portable preferred embodiment of non-intrusion type vital sign monitoring method one based on smart machine of the present invention
Structural representation；
Fig. 2 be the breathing that a kind of portable non-intrusion type vital sign monitoring method based on smart machine of the present invention is obtained and
Heart rate signal figure；
Fig. 3 is that a kind of portable non-intrusion type vital sign monitoring method based on smart machine of the present invention is adopted using camera
Collection video data and the pulse waveform obtained by signal transacting.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
All other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model that the present invention is protected
Enclose.
Fig. 1~Fig. 3 is referred to, the embodiment of the present invention includes：
A kind of portable non-intrusion type vital sign monitoring method based on smart machine, comprises the following steps：
Installed on smart mobile phone and open vital sign monitoring program, 3 axle acceleration sensors or 3 built in smart mobile phone
Axle gyro sensor, 3 axle accelerations turn sensor and 3 axle gyro sensors can sensitively catch the acceleration of object very much
With the rotation information of object, smart mobile phone built-in camera or imaging sensor, as human heart ceaselessly shrinks and relaxed
, cyclically-varying is presented in the blood in blood vessel, and camera can effectively record the change of blood, and the tissue at finger end compares
It is thin, therefore be easier to obtain pulse wave signal；
The data acquisition function of vital sign monitoring program is opened, user's hand-held intelligent mobile phone is simultaneously adjacent to chest or the heart
Dirty position, to obtain the heartbeat closest to heart and respiration information, but without directly contacting skin, it is allowed to stand, be seated
Or carried out in the state of recumbency, meanwhile, user need to cover the end of a certain finger the camera of smart mobile phone, so as to
Obtain original finger tip video data, rise and fall and vibrate using breathing, the thoracic cavity brought of heartbeat, by 3 axle acceleration sensors or
The axle gyro sensor of person 3 gathers the initial data of user chest or cardiac position bounce, and finger tip is gathered using camera
View data；
Vital sign monitoring program carries out real-time data processing using smart machine, to 3 axle acceleration sensors or 3
The Signal quality assessment of axle gyroscope, the signal data of breathing and heart rate can most be reflected by preferably going out, and camera or image are passed
The vision signal that sensor is collected is handled, and RGB, HSV statistics are carried out to each frame, and calculating obtains fingertip pulse wave signal；
The thoracic cavity that the vital sign monitoring program is breathed using user, heartbeat is brought rises and falls and vibrated, and 3 axles of influence add
Speed turns sensor or a certain axle or the data of a few axles in 3 axle gyroscopes, by the collection to the data on these directions and
Demodulation, extraction is breathed and heart rate signal；The pulse wave of finger tip is recorded using camera simultaneously, with reference to acceleration transducer or
Heart rate signal at the heart of person's gyro sensor record, obtains Pulse transit time PTT；
The theoretical foundation for being derived from blood pressure by PTT is as follows：
Arterial vascular elasticity and the Moens-Korteweg equations that pulse propagation speed is set up are as follows：
Wherein PWV is pulse propagation speed, and E is modulus of elasticity, non-constant, and h is blood vessel thickness, and D is internal blood vessel diameter,
ρ is density of blood；
Relation between elastic modulus E and blood vessel transmural pressure is as follows：
E=E0erpFormula 2
E0Modulus of elasticity when for pressure being zero, P is blood pressure, and r is a coefficient correlation for characterizing blood vessel；
Pulse propagation speed has approximate relation with Pulse transit time：
Wherein L is the distance between two artery monitoring points；
Composite type 1, formula 2 and formula 3, Moens-Korteweg equations, which become, to be turned to：
From formula 4, pressure value is can obtain by measuring PTT；
Vital sign monitoring program utilizes the screen display vital sign monitoring result of smart machine, the smart machine
The vital sign monitoring result of screen display including but not limited to breathing, heart rate, blood pressure real-time curve and transient data.Fig. 2
The exemplary data illustrated in the breathing monitored and heart rate signal figure, this example are acceleration transducer in smart mobile phone
The data of Z axis, it is clear that heart rate is the fast-changing part with spike from figure, and it is the bag become slowly to breathe
Network signal.
In summary, a kind of portable non-intrusion type vital sign monitoring method based on smart machine that the present invention is pointed out,
With portability is strong, non-intrusion type, without cross-infection, easy to use and low cost and other advantages, it can be not only met in the presence of peace
The inevitable routine inspection of crowd of full hidden danger, can also facilitate assessment of the normal population to own health.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, is included within the scope of the present invention.
Claims (6)
1. a kind of portable non-intrusion type vital sign monitoring method based on smart machine, it is characterised in that comprise the following steps：
Installed on smart machine and open vital sign monitoring program, 3 axle acceleration sensors or 3 built in the smart machine
Axle gyro sensor, the smart machine built-in camera or imaging sensor；
The data acquisition function of vital sign monitoring program is opened, 3 axle acceleration sensors or 3 axle gyro sensors are utilized
The initial data of user chest or cardiac position bounce is gathered, the figure of finger tip is gathered using camera or imaging sensor
As data；
Vital sign monitoring program carries out real-time data processing using smart machine, to 3 axle acceleration sensors or 3 axle tops
The Signal quality assessment of spiral shell instrument, the signal data of breathing and heart rate can most be reflected by preferably going out, to camera or imaging sensor
The vision signal collected is handled, and RGB, HSV statistics are carried out to each frame, and calculating obtains fingertip pulse wave signal；
Vital sign monitoring program utilizes the screen display vital sign monitoring result of smart machine.
2. the portable non-intrusion type vital sign monitoring method according to claim 1 based on smart machine, its feature exists
In when the data acquisition function is opened, user's hand-held intelligent equipment is simultaneously adjacent to chest or cardiac position, to obtain most
Heartbeat and respiration information close to heart, but without directly contacting skin, it is allowed to stand, be seated or recumbency in the state of enter
OK.
3. the portable non-intrusion type vital sign monitoring method according to claim 1 based on smart machine, its feature exists
In when the data acquisition function is opened, the end of a certain finger need to be covered camera by user, to obtain original finger
Hold video data.
4. the portable non-intrusion type vital sign monitoring method according to claim 1 based on smart machine, its feature exists
In, the screen display of the smart machine vital sign monitoring result including but not limited to breathing, heart rate, blood pressure real-time song
Line and transient data.
5. the portable non-intrusion type vital sign monitoring method according to claim 1 based on smart machine, its feature exists
In the smart machine includes but is not limited to smart mobile phone and tablet personal computer.
6. the portable non-intrusion type vital sign monitoring method according to claim 1 based on smart machine, its feature exists
In the thoracic cavity that the vital sign monitoring program is breathed using user, heartbeat is brought rises and falls and vibrated, and influences 3 axle accelerations
Turn sensor or a certain axle or the data of a few axles in 3 axle gyroscopes, by the collection and demodulation to the data on these directions,
Extraction is breathed and heart rate signal；The pulse wave of finger tip is recorded using camera simultaneously, with reference to acceleration transducer or top
Heart rate signal at the heart of spiral shell instrument sensor record, obtains Pulse transit time PTT；
The theoretical foundation for being derived from blood pressure by PTT is as follows：
Arterial vascular elasticity and the Moens-Korteweg equations that pulse propagation speed is set up are as follows：
Wherein PWV is pulse propagation speed, and E is modulus of elasticity, non-constant, and h is blood vessel thickness, and D is internal blood vessel diameter, and ρ is
Density of blood；
Relation between elastic modulus E and blood vessel transmural pressure is as follows：
E=E0erpFormula 2
E0Modulus of elasticity when for pressure being zero, P is blood pressure, and r is a coefficient correlation for characterizing blood vessel；
Pulse propagation speed has approximate relation with Pulse transit time：
Wherein L is the distance between two artery monitoring points；
Composite type 1, formula 2 and formula 3, Moens-Korteweg equations, which become, to be turned to：
From formula 4, pressure value is can obtain by measuring PTT.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710408843.9A CN107095659A (en) | 2017-06-02 | 2017-06-02 | A kind of portable non-intrusion type vital sign monitoring method based on smart machine |
| PCT/CN2018/080631 WO2018219030A1 (en) | 2017-06-02 | 2018-03-27 | Portable non-invasive vital sign monitoring method based on smart device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710408843.9A CN107095659A (en) | 2017-06-02 | 2017-06-02 | A kind of portable non-intrusion type vital sign monitoring method based on smart machine |
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| CN107095659A true CN107095659A (en) | 2017-08-29 |
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| WO (1) | WO2018219030A1 (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107898449A (en) * | 2017-12-18 | 2018-04-13 | 苏州安莱光电科技有限公司 | A kind of blood pressure monitoring device based on smart machine |
| CN108606793A (en) * | 2018-02-07 | 2018-10-02 | 广东中科慈航信息科技有限公司 | A kind of method and apparatus measuring breathing based on gyroscope |
| CN108742530A (en) * | 2018-06-06 | 2018-11-06 | 丁桂伟 | A kind of Respiratory Medicine respiratory failure multifunction nursing equipment |
| WO2018219030A1 (en) * | 2017-06-02 | 2018-12-06 | 苏州安莱光电科技有限公司 | Portable non-invasive vital sign monitoring method based on smart device |
| CN109171649A (en) * | 2018-08-30 | 2019-01-11 | 合肥工业大学 | Intelligent imaging formula vital signs detecting instrument |
| CN109497966A (en) * | 2018-12-29 | 2019-03-22 | 中国科学院合肥物质科学研究院 | A kind of cardiovascular function detection bracelet and application method |
| CN110301907A (en) * | 2019-06-25 | 2019-10-08 | 浙江工业大学 | A kind of wearable pulse wave detection device and blood pressure detecting method |
| CN111698940A (en) * | 2018-01-26 | 2020-09-22 | 伯斯有限公司 | Measuring respiration with an in-the-ear accelerometer |
| CN111759292A (en) * | 2020-06-24 | 2020-10-13 | 中国科学院西安光学精密机械研究所 | Device and method for comprehensively measuring heart rate, respiration and blood oxygen of human body |
| CN112384132A (en) * | 2018-07-06 | 2021-02-19 | 马奎特紧急护理公司 | Non-invasive estimation of hemodynamic parameters during mechanical ventilation |
| CN113827197A (en) * | 2020-06-08 | 2021-12-24 | 华为技术有限公司 | Pulse detection method, terminal equipment and intelligent shoe |
| CN114176543A (en) * | 2021-12-29 | 2022-03-15 | 广东工业大学 | Sleep sign and state detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US11717181B2 (en) | 2020-06-11 | 2023-08-08 | Samsung Electronics Co., Ltd. | Adaptive respiratory condition assessment |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018219030A1 (en) * | 2017-06-02 | 2018-12-06 | 苏州安莱光电科技有限公司 | Portable non-invasive vital sign monitoring method based on smart device |
| WO2019119669A1 (en) * | 2017-12-18 | 2019-06-27 | 苏州安莱光电科技有限公司 | Blood pressure monitoring device based on smart device |
| CN107898449A (en) * | 2017-12-18 | 2018-04-13 | 苏州安莱光电科技有限公司 | A kind of blood pressure monitoring device based on smart machine |
| CN111698940B (en) * | 2018-01-26 | 2022-12-06 | 伯斯有限公司 | Measuring respiration with an in-the-ear accelerometer |
| CN111698940A (en) * | 2018-01-26 | 2020-09-22 | 伯斯有限公司 | Measuring respiration with an in-the-ear accelerometer |
| CN108606793B (en) * | 2018-02-07 | 2021-02-26 | 广东中科慈航信息科技有限公司 | Method and device for measuring respiration based on gyroscope |
| CN108606793A (en) * | 2018-02-07 | 2018-10-02 | 广东中科慈航信息科技有限公司 | A kind of method and apparatus measuring breathing based on gyroscope |
| CN108742530A (en) * | 2018-06-06 | 2018-11-06 | 丁桂伟 | A kind of Respiratory Medicine respiratory failure multifunction nursing equipment |
| CN112384132A (en) * | 2018-07-06 | 2021-02-19 | 马奎特紧急护理公司 | Non-invasive estimation of hemodynamic parameters during mechanical ventilation |
| CN112399821A (en) * | 2018-07-06 | 2021-02-23 | 马奎特紧急护理公司 | Non-invasive estimation of hemodynamic parameters during mechanical ventilation |
| CN109171649B (en) * | 2018-08-30 | 2021-08-17 | 合肥工业大学 | Intelligent image type vital sign detector |
| CN109171649A (en) * | 2018-08-30 | 2019-01-11 | 合肥工业大学 | Intelligent imaging formula vital signs detecting instrument |
| CN109497966B (en) * | 2018-12-29 | 2021-07-02 | 中国科学院合肥物质科学研究院 | Use method of cardiovascular function detection bracelet |
| CN109497966A (en) * | 2018-12-29 | 2019-03-22 | 中国科学院合肥物质科学研究院 | A kind of cardiovascular function detection bracelet and application method |
| CN110301907A (en) * | 2019-06-25 | 2019-10-08 | 浙江工业大学 | A kind of wearable pulse wave detection device and blood pressure detecting method |
| CN113827197A (en) * | 2020-06-08 | 2021-12-24 | 华为技术有限公司 | Pulse detection method, terminal equipment and intelligent shoe |
| CN111759292A (en) * | 2020-06-24 | 2020-10-13 | 中国科学院西安光学精密机械研究所 | Device and method for comprehensively measuring heart rate, respiration and blood oxygen of human body |
| CN111759292B (en) * | 2020-06-24 | 2021-06-22 | 中国科学院西安光学精密机械研究所 | Device and method for comprehensively measuring heart rate, respiration and blood oxygen of human body |
| CN114176543A (en) * | 2021-12-29 | 2022-03-15 | 广东工业大学 | Sleep sign and state detection method |
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| WO2018219030A1 (en) | 2018-12-06 |
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