CN109009219A - A kind of detection device of human body dynamic heart blood flow velocity - Google Patents
A kind of detection device of human body dynamic heart blood flow velocity Download PDFInfo
- Publication number
- CN109009219A CN109009219A CN201810876064.6A CN201810876064A CN109009219A CN 109009219 A CN109009219 A CN 109009219A CN 201810876064 A CN201810876064 A CN 201810876064A CN 109009219 A CN109009219 A CN 109009219A
- Authority
- CN
- China
- Prior art keywords
- blood flow
- flow velocity
- monitoring
- human body
- detection device
- 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.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/06—Measuring blood flow
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0883—Detecting organic movements or changes, e.g. tumours, cysts, swellings for diagnosis of the heart
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4427—Device being portable or laptop-like
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/488—Diagnostic techniques involving Doppler signals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/56—Details of data transmission or power supply
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Hematology (AREA)
- Cardiology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The invention discloses a kind of detection devices of human body dynamic heart blood flow velocity, it include: blood flow mechanism for monitoring (1), blood flow velocity detector (2) and power supply unit (3), wherein, blood flow mechanism for monitoring (1) carries out real-time monitoring to the blood flow near human heart and heart according to doppler principle and generates corresponding ultrasonic signal；The input terminal of blood flow velocity detector (2) is connect with the output end of blood flow velocity mechanism for monitoring (1), and the output end of power supply unit (3) is connect with the feeder ear of the feeder ear of blood flow mechanism for monitoring (1) and blood flow velocity detector (2) respectively；The objective indicator of detection device numerical value evaluates cardiac function, has structure simple, and design rationally, measures the advantages that accurate.
Description
Technical field
The present invention discloses the technical field for being related to electromedical equipment more particularly to a kind of human body dynamic heart blood flow velocity
Detection device.
Background technique
It is always the problem to be captured of medical domain for the detection in terms of human heart function.With chronic disease in crowd
Increase year by year, how healthy or unhealthy, cardiac function in judgement crowd is good or bad also none amount always
The standard of change.At present the evaluation of normal person is merely able to do estimation substantially according to strength situation, to the people of cardiac function decline
Group, the most commonly used method of medical field is gait test in 6 minutes, but is difficult to carry out to the patient of certain severes.
Speed determines energy, and blood flow velocity is an important parameter of body energy loss, being capable of more exact representation human body
The actual conditions of energetic supersession etc..Blood flow velocity of the human body in static and movement is different, in movement blood flow
Speed be significantly faster than that it is static, and move in consumed energy be also apparently higher than it is static.Physical efficiency is low and suffers from certain hearts
The human body of dirty disease blood flow velocity during exercise and energy consumption are also significantly lower than normal person, and normal person is in certain movement
In the case of the change of blood flow velocity be also different.
Therefore, a kind of detection device of achievable cardiac flow speed how is researched and developed, further to improve the life of human body
Quality detection provides more valuable information and data for human health and medical science, becomes people's urgent problem to be solved.
Summary of the invention
In consideration of it, the present disclosure provides a kind of detection devices of human body dynamic heart blood flow velocity, to realize human body
The monitoring of blood flow velocity.
Technical solution provided by the invention, specifically, a kind of detection device of human body dynamic heart blood flow velocity, comprising:
Blood flow mechanism for monitoring 1, blood flow velocity detector 2 and power supply unit 3；
The blood flow mechanism for monitoring 1 carries out the blood flow near human heart and heart according to doppler principle real
When monitor and generate corresponding ultrasonic signal；
The input terminal of blood flow velocity detector 2 is connect with the output end of the blood flow velocity mechanism for monitoring 1, for receiving
The ultrasonic signal of the transmission of blood flow mechanism for monitoring 1 is stated, and the corresponding blood flow of the ultrasonic signal is calculated by mathematical model
Speed；
Power supply unit 3, the output end of the power supply unit 3 respectively with the feeder ear of the blood flow mechanism for monitoring 1 and institute
The feeder ear connection for stating blood flow velocity detector 2, for the blood flow mechanism for monitoring 1 and the blood flow velocity detector 2 into
Row power supply.
It is preferred that the blood flow mechanism for monitoring includes: transmitting probe for emitting ultrasonic signal and super for receiving
The receiving transducer of acoustic signals；
The transmitting probe and the receiving transducer are respectively symmetrical semicircle tile.
Further preferably, the mathematical model is specific as follows:
ν=fdc/2f0cosθ；
Wherein, v indicates blood flow velocity, fdIt indicates in blood flow mechanism for monitoring (1) the receiving transducer received ultrasonic signal
Centre frequency；C=1540m/s；f0Indicate the frequency of blood flow mechanism for monitoring (1) the transmitting probe transmitting ultrasonic signal；θ
For incident intracorporal ultrasonic beam and blood flow direction angle.
Further preferably, the lower end surface of the lower end surface of the transmitting probe and the receiving transducer is imploded arcs
Face, for applying couplant.
Further preferably, in the outer cover of the transmitting probe and the receiving transducer equipped with the fixed use in silica gel intercostal space
Pad.
Further preferably, the detection device of the human body dynamic heart blood flow velocity, further includes: for human pulse
The pulse detection mechanism 4 that number is measured in real time；The feeder ear of the pulse detection mechanism 4 and the power supply unit 3
Input terminal connection.
Further preferably, the detection device of the human body dynamic heart blood flow velocity, further includes: wireless communication unit 5, institute
State the input terminal of wireless communication unit 5 respectively with the output end of the output end of the blood flow velocity detector 2, power supply unit 3 with
And the output end connection of pulse detection mechanism 4, the blood flow velocity obtained, institute are calculated for receiving the blood flow velocity detector 2
The beat pulse number that the residual electric quantity and the pulse detection mechanism 4 for stating the transmission of power supply unit 3 are sent, and by the blood
Flow velocity degree, residual electric quantity and beat pulse number are sent to mobile terminal.
Further preferably, the wireless communication unit 5 is bluetooth communication unit, WIFI communication unit, 3G communication unit, 4G
Communication unit and/or 2.4G wireless communication unit.
Further preferably, the mobile terminal is mobile phone or tablet computer.
Further preferably, the detection device of the human body dynamic heart blood flow velocity, further includes: display unit 6, it is described aobvious
Show that the input terminal of unit 6 is examined with the output end of the blood flow velocity detector 2, the output end of power supply unit 3 and pulse respectively
The output end connection for surveying mechanism 4, for receiving and showing that the blood flow velocity detector 2 calculates the blood flow velocity obtained, described
The beat pulse number that the residual electric quantity and the pulse detection mechanism 4 that power supply unit 3 is sent are sent.
The detection device of human body dynamic heart blood flow velocity provided by the invention is the method pair using ultrasonic instrument detection
Blood flow velocity near human heart is detected, which can carry out static and dynamic blood in short-term with body-worn
Velocity measuring is flowed, the speedup ability of the heart of human body is evaluated according to the ratio of static blood flow velocity and dynamic blood flow velocity, from
And cardiac function is evaluated with the objective indicator of numerical value, have structure simple, design rationally, measures the advantages that accurate.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without creative efforts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the module for the detection device that the present invention discloses a kind of human body dynamic heart blood flow velocity that embodiment provides
Figure.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended
The example of device being described in detail in claims, some aspects of the invention are consistent.
In order to realize the blood flow velocity detection of human body dynamic heart, a kind of detection device is provided in the present embodiment, is joined
See Fig. 1, which includes: blood flow mechanism for monitoring 1, blood flow velocity detector 2 and power supply unit 3；
Wherein, blood flow mechanism for monitoring 1 carries out the blood flow near human heart and heart according to doppler principle
Real-time monitoring simultaneously generates corresponding ultrasonic signal；
The input terminal of blood flow velocity detector 2 is connect with the output end of blood flow velocity mechanism for monitoring 1, for receiving blood flow prison
The ultrasonic signal that mechanism 1 is sent is surveyed, and the corresponding blood flow velocity of ultrasonic signal is calculated by mathematical model；
The power supply with the feeder ear of blood flow mechanism for monitoring 1 and blood flow velocity detector 2 respectively of the output end of power supply unit 3
End connection, for being powered to blood flow mechanism for monitoring 1 and blood flow velocity detector 2.
Above-mentioned detection device is to carry information using ultrasonic signal to realize to the human body heart according to doppler principle
The real-time monitoring of dirty blood flow velocity, when due to human motion, blood flow velocity can be accelerated, and when static, blood flow velocity can slow down, because
This, the blood flow velocity that can detect the detection device is applied on energy consumption of human body, so that monitoring more accurate, False Rate
It is low.Further, since physical efficiency is low and the blood flow velocity during exercise of the human body with cardiac disorder and energy consumption it is also bright
Aobvious to be lower than normal person, therefore, the energy consumption monitored according to blood flow velocity can also in a disguised form embody the health degree of human body, make
The device rises to the height of detection quality of life, provides foundation for health and physical fitness assessment.
Specifically, the fitness test of common people is: on the amount of exercise normal line of setting, by it is static when with movement when
The difference of energy consumption assesses different physical efficiency grades, foundation can be provided for physical training, and provide one for routine physical examination
Inspection in terms of bodily fuctions.
Above-mentioned detection device can have following application in the evaluation of heart disease function: theoretically, cardiac function is low
Energy consumption in patient motion significantly decreases.Consuming energy lower patient more should be careful in Cardiac rehabilitation, prevents
Cardiac event caused by overtraining, can also change drill program according to energy consumption condition at any time；Long-term no motion of people, the heart
The raising function of dirty blood flow is in lazy state, hence it is evident that and it is lower than normal person, this some people can be prompted to change lifestyles,
Reinforce taking exercise；The research of other chronic diseases: the research can be speculated and be inferred psychological factor by the variation of blood flow velocity
In the presence of the Study of Etiology for many chronic diseases provides evidence.
Blood flow mechanism for monitoring in the embodiment above includes: transmitting probe for emitting ultrasonic signal and is used for
The receiving transducer of received ultrasonic signal, wherein transmitting probe and receiving transducer are respectively symmetrical semicircle tile, when production,
The two is symmetrical arranged together, is in appearance single sonde configuration, the probe is in use, with main artery skin near human heart
Surface connects, basic fixed position in left border of sternum second or third intercostal, for being sent at main artery near human heart and
Received ultrasonic signal, specific measuring principle are using principle of Doppler, and calculation method is according to the number such as calculus
The export of the formula such as model is learned, specific principle and export process are as follows:
Ultrasonic doppler blood flow detection technique is measured by the Doppler frequency shift to red blood cell in blood, realizes blood flow
Velocity measuring.Doppler signal is the nonstationary random signal changed over time, and the frequency displacement of signal and the speed of blood flow are related, is made
With Short Time Fourier Transform come the distribution of estimation of Doppler blood flow signal time domain, signal is divided into small time interval, uses Fourier
Each interval of transform analysis, to calculate the power spectrum of each different moments, algorithm is as follows:
If XDIt (t) is Doppler signal, w (t) is window function, then the signal spectrum that Short Time Fourier Transform obtains are as follows:
S (f, t)=| ∫ w (t) XD(τ-t)e-j2πftdτ|2
Calculate spectrum distribution centre frequency fd, according to instantaneous blood flow velocities calculation formula:
ν=fdc/2f0cosθ；
Wherein, v indicates blood flow velocity, fdIt indicates in blood flow mechanism for monitoring (1) the receiving transducer received ultrasonic signal
Centre frequency；C=1540m/s；f0Indicate the frequency of blood flow mechanism for monitoring (1) the transmitting probe transmitting ultrasonic signal；θ
For incident intracorporal ultrasonic beam and blood flow direction angle；
After calculating instantaneous blood flow velocities, then by integral algorithm in short-term, guarantee to obtain in acquisition interval when every vice-minister compared with
For gentle numerical value change curve, reflect variation tendency of the blood flow velocity with human motion intensity under in various degree.With this
Diagnosis basis as health of heart level.Algorithm is as follows:
In order to improve the accuracy rate of detection, the lower end surface of the lower end surface of transmitting probe and receiving transducer is both designed as
Inner concave arc surface guarantees the collection of ultrasonic signal data to retain couplant as far as possible.
In order to guarantee that the probe contacted with the wall of the chest measures the blood flow of artery from intercostal space, in transmitting probe and receiving transducer
Outer cover be equipped with the fixed pad in silica gel intercostal space.
In order to make the data more horn of plenty of detection, foundation is provided for the energy consumption calculating of human body, referring to figure
1, in the detection device of human body dynamic heart blood flow velocity, it is additionally provided with and is carried out in real time for the number to human pulse
The pulse detection mechanism 4 of detection；The feeder ear of the pulse detection mechanism 4 is connect with the input terminal of power supply unit 3, the pulse detection
On the one hand mechanism provides data when energy consumption of human body to calculate, tester when on the other hand can tentatively judge to measure according to pulse
Amount of exercise or motion state.
The data of detection device detection are transmitted for convenience, it is dynamic in human body referring to Fig. 1 as the improvement of scheme
In the detection device of state cardiac flow speed, be provided with wireless communication unit 5, the input terminal of the wireless communication unit 5 respectively with
The output end of the output end of blood flow velocity detector 2, the output end of power supply unit 3 and pulse detection mechanism 4 connects, for connecing
Receive the residual electric quantity and pulse detection mechanism that blood flow velocity detector 2 calculates the blood flow velocity obtained, power supply unit 3 is sent
The 4 beat pulse numbers sent, and mobile terminal is sent by blood flow velocity, residual electric quantity and beat pulse number, with
Facilitate the storage of detection data, wherein wireless communication unit 5 be bluetooth communication unit, WIFI communication unit, 3G communication unit,
4G communication unit and/or 2.4G wireless communication unit；Mobile phone or tablet computer can be selected in above-mentioned mobile terminal.
In order to facilitate the real time inspection of data, as the improvement of technical solution, referring to Fig. 1, human body dynamic heart Hemodynamic environment
The detection device of degree, further includes: display unit 6, the input terminal of display unit 6 respectively with the output end of blood flow velocity detector 2,
The output end of power supply unit 3 and the output end connection of pulse detection mechanism 4, for receiving and showing blood flow velocity detector 2
Calculate the blood flow velocity obtained, the beat pulse that the residual electric quantity that power supply unit 3 is sent and pulse detection mechanism 4 are sent
Number.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to of the invention its
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be understood that the present invention is not limited to the precise structure already described above and shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (10)
1. a kind of detection device of human body dynamic heart blood flow velocity characterized by comprising blood flow mechanism for monitoring (1), blood flow
Speed detector (2) and power supply unit (3)；
The blood flow mechanism for monitoring (1) carries out the blood flow near human heart and heart according to doppler principle real-time
It monitors and generates corresponding ultrasonic signal；
The input terminal of blood flow velocity detector (2) is connect with the output end of the blood flow velocity mechanism for monitoring (1), for receiving
The ultrasonic signal of blood flow mechanism for monitoring (1) transmission is stated, and the corresponding blood of the ultrasonic signal is calculated by mathematical model
Flow velocity degree；
Power supply unit (3), the output end of the power supply unit (3) respectively with the feeder ear of the blood flow mechanism for monitoring (1) and
The feeder ear of the blood flow velocity detector (2) connects, for detecting to the blood flow mechanism for monitoring (1) and the blood flow velocity
Device (2) is powered.
2. the detection device of human body dynamic heart blood flow velocity according to claim 1, which is characterized in that the blood flow monitoring
Mechanism includes: the transmitting probe for emitting ultrasonic signal and the receiving transducer for received ultrasonic signal；
The transmitting probe and the receiving transducer are respectively symmetrical semicircle tile.
3. the detection device of human body dynamic heart blood flow velocity according to claim 2, which is characterized in that the mathematical model
It is specific as follows:
ν=fdc/2f0cosθ；
Wherein, v indicates blood flow velocity, fdIndicate the center in blood flow mechanism for monitoring (1) the receiving transducer received ultrasonic signal
Frequency；C=1540m/s；f0Indicate the frequency of blood flow mechanism for monitoring (1) the transmitting probe transmitting ultrasonic signal；θ is incidence
Intracorporal ultrasonic beam and blood flow direction angle.
4. the detection device of human body dynamic heart blood flow velocity according to claim 2, which is characterized in that the transmitting probe
Lower end surface and the lower end surface of the receiving transducer be inner concave arc surface, for applying couplant.
5. the detection device of human body dynamic heart blood flow velocity according to claim 2, which is characterized in that visited in the transmitting
The outer cover of head and the receiving transducer is equipped with the fixed pad in silica gel intercostal space.
6. the detection device of human body dynamic heart blood flow velocity according to claim 1, which is characterized in that further include: it is used for
The pulse detection mechanism (4) that the number of human pulse is measured in real time；The feeder ear of the pulse detection mechanism (4)
It is connect with the input terminal of the power supply unit (3).
7. the detection device of human body dynamic heart blood flow velocity according to claim 6, which is characterized in that further include: it is wireless
Communication unit (5), the input terminal of the wireless communication unit (5) output end, the electricity with the blood flow velocity detector (2) respectively
The output end of source unit (3) and the output end connection of pulse detection mechanism (4), for receiving the blood flow velocity detector
(2) blood flow velocity obtained is calculated, the residual electric quantity and the pulse detection mechanism (4) that the power supply unit (3) is sent
The beat pulse number of transmission, and mobile terminal is sent by the blood flow velocity, residual electric quantity and beat pulse number.
8. the detection device of human body dynamic heart blood flow velocity according to claim 7, which is characterized in that the wireless communication
Unit (5) is bluetooth communication unit, WIFI communication unit, 3G communication unit, 4G communication unit and/or 2.4G wireless telecommunications list
Member.
9. the detection device of human body dynamic heart blood flow velocity according to claim 7, which is characterized in that the mobile terminal
For mobile phone or tablet computer.
10. the detection device of human body dynamic heart blood flow velocity according to claim 6, which is characterized in that further include: display
Unit (6), the input terminal of the display unit (6) output end, the power supply unit with the blood flow velocity detector (2) respectively
(3) the output end connection of output end and pulse detection mechanism (4), for receiving and showing the blood flow velocity detector
(2) blood flow velocity obtained is calculated, the residual electric quantity and the pulse detection mechanism (4) that the power supply unit (3) is sent
The beat pulse number of transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810876064.6A CN109009219A (en) | 2018-08-03 | 2018-08-03 | A kind of detection device of human body dynamic heart blood flow velocity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810876064.6A CN109009219A (en) | 2018-08-03 | 2018-08-03 | A kind of detection device of human body dynamic heart blood flow velocity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109009219A true CN109009219A (en) | 2018-12-18 |
Family
ID=64648279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810876064.6A Pending CN109009219A (en) | 2018-08-03 | 2018-08-03 | A kind of detection device of human body dynamic heart blood flow velocity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109009219A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102652679A (en) * | 2012-05-18 | 2012-09-05 | 仝晓萌 | Portable stroke prediction instrument based on carotid artery pulse wave and blood flow velocity |
| CN103169503B (en) * | 2013-03-22 | 2014-10-22 | 北京汇影互联科技有限公司 | System and method of brain blood flow measurement |
| CN105212967A (en) * | 2015-10-29 | 2016-01-06 | 赵驰 | A kind of energy consumption of human body monitoring device and bracelet thereof |
| CN107495985A (en) * | 2017-08-24 | 2017-12-22 | 清华大学 | A kind of measuring method in the VPV direction based on principle of Doppler |
-
2018
- 2018-08-03 CN CN201810876064.6A patent/CN109009219A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102652679A (en) * | 2012-05-18 | 2012-09-05 | 仝晓萌 | Portable stroke prediction instrument based on carotid artery pulse wave and blood flow velocity |
| CN103169503B (en) * | 2013-03-22 | 2014-10-22 | 北京汇影互联科技有限公司 | System and method of brain blood flow measurement |
| CN105212967A (en) * | 2015-10-29 | 2016-01-06 | 赵驰 | A kind of energy consumption of human body monitoring device and bracelet thereof |
| CN107495985A (en) * | 2017-08-24 | 2017-12-22 | 清华大学 | A kind of measuring method in the VPV direction based on principle of Doppler |
Non-Patent Citations (1)
| Title |
|---|
| 刘永娟: "《超声医学》", 30 September 2016, 吉林科学技术出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9867591B2 (en) | Infrasonic stethoscope for monitoring physiological processes | |
| US8292820B2 (en) | Apparatus and device for performance monitoring | |
| US10092268B2 (en) | Method and apparatus to monitor physiologic and biometric parameters using a non-invasive set of transducers | |
| ES2903403T3 (en) | Ultrasound blood flow monitoring | |
| US20180220990A1 (en) | Method of detecting vascular condition based on point fluctuation conduction characteristics of the heart and device utilizing the same | |
| CN107296628A (en) | The detection method of the real-time detecting system of internal fistula thrombus, real-time detection apparatus and its VPV | |
| CN109640806A (en) | Blood pressure of carotid artery arrangement for detecting | |
| GB2443935A (en) | A method and device for monitoring exercise using hemodynamic sensors mounted in a wristop device | |
| CN105595983A (en) | Blood pressure measuring device and method for improving blood pressure measuring accuracy | |
| CN105212967B (en) | A kind of energy consumption of human body monitoring device and its bracelet | |
| KR101879634B1 (en) | Monitoring system for cardiopulmonary vessel | |
| KR20200107665A (en) | Wireless blood flow and blood vessel measuring apparatus | |
| TW200924719A (en) | Inspection device and method for irregular bone defects of dental implant | |
| WO2014030174A2 (en) | Automated evaluation of arterial stiffness for a non-invasive screening | |
| CN102512147A (en) | Non-destructive detector for human arteriosclerosis | |
| CN109222924B (en) | Cardiovascular characteristic noninvasive quantitative evaluation method and device based on acousto-optic combined spectrum | |
| CN109009219A (en) | A kind of detection device of human body dynamic heart blood flow velocity | |
| CN205144602U (en) | Human energy consumption monitoring devices and bracelet thereof | |
| CN201267466Y (en) | Arteriosclerosis detector | |
| CN113491538A (en) | Wearable ultrasonic monitoring device | |
| Jähne-Raden et al. | Signal detection accuracy of digital accelerometers for ballistocardiographic propose | |
| RU75829U1 (en) | PULSE WAVE REGISTRATION DEVICE | |
| CN205054184U (en) | Probe wireless data transmission's arteriosclerosis apparatus | |
| Koay et al. | Cuffless Blood Pressure Meter with Mobile Application for Home-Care Service | |
| WO2024172039A1 (en) | Ultrasound diagnostic device, shape estimation device, and system including said devices |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181218 |