CN208910307U - A kind of wearable ultrasonic doppler blood flow detector - Google Patents
A kind of wearable ultrasonic doppler blood flow detector Download PDFInfo
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- CN208910307U CN208910307U CN201820488946.0U CN201820488946U CN208910307U CN 208910307 U CN208910307 U CN 208910307U CN 201820488946 U CN201820488946 U CN 201820488946U CN 208910307 U CN208910307 U CN 208910307U
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Abstract
The utility model discloses a kind of wearable ultrasonic doppler blood flow detector, including wearable device, wearable device includes acquisition module, signal processing module and transmission module, and acquisition module is for acquiring human bloodstream speed signal and pulse frequency；Signal processing module is used to carry out collected blood flow velocity signal and pulse frequency processing to generate target blood flow parameter, and target blood flow parameter includes blood viscosity, blood flow resistance index, blood flow pulsating index, impedance of blood flow index, Ankle brachial index and Toe brachial index；Transmission module is used to target blood flow parameter being transferred to intelligent terminal.The utility model relates to ultrasonic Doppler technique application fields, a kind of wearable ultrasonic doppler blood flow detector, using principle of Doppler, the detection of blood flow velocity, pulse frequency and blood viscosity is completed in user's donning process, it is convenient to use, facilitate user to monitor vascular health situation in real time.
Description
Technical field
The utility model relates to ultrasonic Doppler technique application field more particularly to a kind of wearable ultrasonic Doppler blood
Flow detector.
Background technique
With the improvement of people ' s living standards with the increase of operating pressure, various disease aggravations are caused to corrode the mankind strong
Health, wherein cardiovascular and cerebrovascular disease is maximum to the threat of people.The characteristics of cardiovascular and cerebrovascular disease be number of patients is more, disease incidence is high,
The death rate is high, and nowadays, the patient groups of cardiovascular and cerebrovascular disease more tend to rejuvenation.Currently, people can only go to Hospital Physical Examination
It whether can detect with cardio-cerebrovascular diseases, but can adhere to that the people of physical examination is few, often wait until to have fallen ill just to hospital
Medical and treatment, it is likely that miss optimal therapic opportunity.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of the utility model is to provide a kind of wearable ultrasonic doppler blood flows
Detector facilitates user to monitor vascular health situation in real time, reduces risk.
The technical scheme adopted by the utility model is a kind of wearable ultrasonic doppler blood flow detector, including wear
Equipment is worn, the wearable device includes acquisition module, signal processing module and transmission module, and the acquisition module is for acquiring people
Body blood flow velocity signal and pulse frequency；The signal processing module is for handling collected blood flow velocity signal and pulse frequency
Target blood flow parameter is generated, the target blood flow parameter includes blood viscosity, blood flow resistance index, blood flow pulsating index, blood
Flow impedance index, Ankle brachial index and Toe brachial index；The transmission module is used to target blood flow parameter being transferred to intelligent terminal.
As a further improvement of the foregoing solution, the wearable device includes upper limb wearable device and lower limb wearable device,
The upper limb wearable device includes the first acquisition module, the first signal processing module and the first transmission module, first acquisition
Module includes the first ultrasonic transducer, the first ultrasonic transmitter and the first ultrasonic receiver, the first ultrasonic transducer difference
It is connect with first ultrasonic transmitter and first ultrasonic receiver, the input terminal of first signal processing module and institute
State the output end connection of the first ultrasonic receiver, the output end of first signal processing module and first transmission module
Input terminal connection, first transmission module are communicated with intelligent terminal.
As a further improvement of the foregoing solution, the lower limb wearable device includes the second acquisition module, at second signal
Module and the second transmission module are managed, second acquisition module includes the second ultrasonic transducer, the second ultrasonic transmitter and second
Ultrasonic receiver, second ultrasonic transducer connect with second ultrasonic transmitter and second ultrasonic receiver respectively
It connects, the input terminal of the second signal processing module is connect with the output end of second ultrasonic receiver, the second signal
The output end of processing module is connect with the input terminal of second transmission module, and second transmission module is respectively with described first
Transmission module and intelligent terminal communication.
As a further improvement of the foregoing solution, first signal processing module includes the first MCU, the amplification of the first signal
Circuit and the first signal transformation circuit, the input of the output end of first ultrasonic receiver and first signal amplification circuit
End connection, the output end of first signal amplification circuit connect with the input terminal of first signal transformation circuit, and described the
The output end of one signal transformation circuit is connect with the input terminal of the first MCU, the output end and described first of the first MCU
Transmission module connection.
As a further improvement of the foregoing solution, the second signal processing module includes the 2nd MCU, second signal amplification
Circuit and second signal shaping circuit, the input of the output end of second ultrasonic receiver and the second signal amplifying circuit
End connection, the output end of the second signal amplifying circuit connect with the input terminal of the second signal shaping circuit, and described the
The output end of binary signal shaping circuit is connect with the input terminal of the 2nd MCU, the output end and described first of the 2nd MCU
Transmission module connection.
As a further improvement of the foregoing solution, first transmission module and the second transmission module are bluetooth.
As a further improvement of the foregoing solution, the wearable device further includes warning light, and the warning light is used for basis
Different blood flow parameters issues different optical signal prompt vascular health situations.
The beneficial effects of the utility model are:
A kind of wearable ultrasonic doppler blood flow detector, using principle of Doppler, in user's donning process
The middle detection for completing blood flow velocity, pulse frequency and blood viscosity, it is convenient to use, blood flow parameter is transmitted using transmission module
Vascular health situation is analyzed and determined to intelligent terminal, user is facilitated to monitor vascular health situation in real time, reduces risk.
Detailed description of the invention
Specific embodiment of the present utility model is described further with reference to the accompanying drawing:
Fig. 1 is a kind of wearable ultrasonic doppler blood flow detector circuit module block diagram of the utility model.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
A kind of wearable ultrasonic doppler blood flow detector, including wearable device, wearable device include acquisition module, letter
Number processing module and transmission module, for acquiring human bloodstream speed signal and pulse frequency, signal processing module is used for acquisition module
Calculation processing is carried out to collected blood flow velocity signal and pulse frequency and generates blood flow parameter, blood flow parameter include blood viscosity,
Blood flow resistance index, blood flow pulsating index, impedance of blood flow index, Ankle brachial index and Toe brachial index；Transmission module is used for blood flow
Parameter is transferred to intelligent terminal, and intelligent terminal is for showing the every blood flow parameter detected.Intelligent terminal can be mobile phone, put down
Plate or laptop.
Fig. 1 is a kind of wearable ultrasonic doppler blood flow detector circuit module block diagram of the utility model, referring to Fig.1,
Wearable device includes upper limb wearable device and lower limb wearable device,
Wherein, upper limb wearable device include the first acquisition module, the first signal processing module and the first transmission module, first
Acquisition module includes the first ultrasonic transducer, the first ultrasonic transmitter and the first ultrasonic receiver, the first ultrasonic transducer difference
It is connect with the first ultrasonic transmitter and the first ultrasonic receiver, the input terminal of the first signal processing module and the first ultrasonic receiver
Output end connection, the output end of the first signal processing module connect with the input terminal of the first transmission module.First signal processing
Module includes the first MCU, the first signal amplification circuit and the first signal transformation circuit, the output end of the first ultrasonic receiver and the
The input terminal of one signal amplification circuit connects, the input terminal of the output end of the first signal amplification circuit and the first signal transformation circuit
Connection, the output end of the first signal transformation circuit are connect with the input terminal of the first MCU, the output end of the first MCU and the first transmission
Module connection.In the present embodiment, the first MCU uses STM32 single-chip microcontroller, it is clear that, it is also possible to 51 series monolithics and ARM system
Column single-chip microcontroller etc..
Lower limb wearable device includes the second acquisition module, second signal processing module and the second transmission module, the second acquisition
Module includes the second ultrasonic transducer, the second ultrasonic transmitter and the second ultrasonic receiver, and the second ultrasonic transducer is respectively with the
Two ultrasonic transmitters and the connection of the second ultrasonic receiver, the input terminal of second signal processing module are defeated with the second ultrasonic receiver
Outlet connection, the output end of second signal processing module are connect with the input terminal of the second transmission module, the second transmission module difference
It is communicated with the first transmission module and intelligent terminal.Second signal processing module includes the 2nd MCU, second signal amplifying circuit and the
The output end of binary signal shaping circuit, the second ultrasonic receiver is connect with the input terminal of second signal amplifying circuit, second signal
The output end of amplifying circuit is connect with the input terminal of second signal shaping circuit, the output end of second signal shaping circuit and second
The input terminal of MCU connects, and the output end of the 2nd MCU is connect with the first transmission module.In the present embodiment, the 2nd MCU uses STM32
Single-chip microcontroller, it is clear that, it is also possible to 51 series monolithics and ARM series monolithic etc..
Specifically, the first ultrasonic transmitter and the second ultrasonic transmitter can emit the super of different frequency according to actual needs
Acoustical signal；First ultrasonic receiver and the second ultrasonic receiver are two-way receiver, can be used for distinguishing the flow direction of blood flow.
In the present embodiment, the first ultrasonic transducer and the second ultrasonic transducer are all made of piezoelectric ceramic ultrasonic transducer, real
Existing unilateral transmitting ultrasonic signal and unilateral reception ultrasonic signal.
Specifically, the first signal transformation circuit and second signal shaping circuit are used to filter the blood flow signal of acquisition
Wave, network frequency-selecting and removal interference.
In the present embodiment, the first transmission module and the second transmission module preferably use bluetooth, and upper limb wearable device is for adopting
Collect upper limb blood flow velocity signal, and then obtain upper limb blood flow parameter data, lower limb wearable device is for acquiring lower extremity blood flow speed
Signal, and then obtain lower extremity blood flow supplemental characteristic, upper limb wearable device pass through the first transmission module and lower limb wearable device the
Two transmission modules carry out blood flow parameter exchange, the first MCU and the 2nd MCU combination upper limb blood flow parameter data and lower extremity blood flow parameter
Data make comprehensive descision, keep testing result more accurate.
Preferably, upper limb wearable device and lower limb wearable device are also respectively provided with warning light, for according to different blood
Stream parameter issues different optical signal prompt vascular health situations.Specifically, upper limb wearable device includes the first tri coloured lantern group, under
Limb wearable device includes the second tri coloured lantern group, and the first tri coloured lantern group and the second tri coloured lantern group include red LED lamp, yellow led
Lamp and green LED lamp respectively correspond blood vessel severely subnormal, blood vessel slight abnormality and the normal three grades of blood vessel, convenient for users to
Intuitively check the vascular health situation of itself.Meanwhile user can also be communicated by intelligent terminal with wearable device, be obtained
And check the every blood flow parameter detected.
Using principle of Doppler, blood flow velocity is obtained in conjunction with ultrasonic transmitter, ultrasonic transducer and ultrasonic receiver
Signal and pulse frequency.The blood flow velocity signal got is pre-processed, pretreatment includes to the blood flow velocity signal got
It amplifies, Shape correction, and is the blood flow velocity signal of digital quantization by AD conversion, pass through upper limb wearable device and lower limb
Wearable device communication exchange upper limb blood flow parameter data and lower extremity blood flow supplemental characteristic, calculate target blood flow by calculation formula
Parameter；Or Hemodynamic environment angle value and blood flow parameter mapping table are pre-established, according to mapping table, search the blood actually obtained
Velocity value obtains corresponding target blood flow parameter.
A kind of wearable ultrasonic doppler blood flow detector, using principle of Doppler, in user's donning process
The middle detection for completing blood flow velocity, pulse frequency and blood viscosity, it is convenient to use, blood flow parameter is transmitted using transmission module
Vascular health situation is analyzed and determined to intelligent terminal, user is facilitated to monitor vascular health situation in real time, reduces risk.
It is to be illustrated to the preferable implementation of the utility model, but the utility model creation is not limited to institute above
Embodiment is stated, those skilled in the art can also make various be equal without departing from the spirit of the present invention
Deformation or replacement, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (7)
1. a kind of wearable ultrasonic doppler blood flow detector, which is characterized in that including wearable device, the wearable device packet
Acquisition module, signal processing module and transmission module are included, the acquisition module is for acquiring human bloodstream speed signal and pulse frequency；
The signal processing module is used to carry out collected blood flow velocity signal and pulse frequency processing and generates target blood flow parameter, described
Target blood flow parameter include blood viscosity, blood flow resistance index, blood flow pulsating index, impedance of blood flow index, Ankle brachial index and
Toe brachial index；The transmission module is used to target blood flow parameter being transferred to intelligent terminal.
2. a kind of wearable ultrasonic doppler blood flow detector according to claim 1, which is characterized in that the wearing
Equipment includes upper limb wearable device and lower limb wearable device, and the upper limb wearable device includes the first acquisition module, the first signal
Processing module and the first transmission module, first acquisition module include the first ultrasonic transducer, the first ultrasonic transmitter and the
One ultrasonic receiver, first ultrasonic transducer connect with first ultrasonic transmitter and first ultrasonic receiver respectively
It connects, the input terminal of first signal processing module is connect with the output end of first ultrasonic receiver, first signal
The output end of processing module is connect with the input terminal of first transmission module, and first transmission module and intelligent terminal are logical
Letter.
3. a kind of wearable ultrasonic doppler blood flow detector according to claim 2, which is characterized in that the lower limb
Wearable device includes the second acquisition module, second signal processing module and the second transmission module, and second acquisition module includes
Second ultrasonic transducer, the second ultrasonic transmitter and the second ultrasonic receiver, second ultrasonic transducer is respectively with described
Two ultrasonic transmitters are connected with second ultrasonic receiver, and the input terminal of the second signal processing module the second surpasses with described
The output end of acoustic receiver connects, and the input terminal of the output end of the second signal processing module and second transmission module connects
It connects, second transmission module is communicated with first transmission module and intelligent terminal respectively.
4. a kind of wearable ultrasonic doppler blood flow detector according to claim 3, which is characterized in that described first
Signal processing module includes the first MCU, the first signal amplification circuit and the first signal transformation circuit, first ultrasonic receiver
Output end connect with the input terminal of first signal amplification circuit, the output end of first signal amplification circuit with it is described
The input terminal of first signal transformation circuit connects, the input of the output end of first signal transformation circuit and the first MCU
End connection, the output end of the first MCU are connect with first transmission module.
5. a kind of wearable ultrasonic doppler blood flow detector according to claim 4, which is characterized in that described second
Signal processing module includes the 2nd MCU, second signal amplifying circuit and second signal shaping circuit, second ultrasonic receiver
Output end connect with the input terminal of the second signal amplifying circuit, the output end of the second signal amplifying circuit with it is described
The input terminal of second signal shaping circuit connects, the input of the output end of the second signal shaping circuit and the 2nd MCU
End connection, the output end of the 2nd MCU are connect with first transmission module.
6. a kind of wearable ultrasonic doppler blood flow detector according to claim 5, which is characterized in that described first
Transmission module and the second transmission module are bluetooth.
7. a kind of wearable ultrasonic doppler blood flow detector according to claim 6, which is characterized in that the wearing
Equipment further includes warning light, and the warning light, which is used to issue different optical signals according to different blood flow parameters, prompts vascular health
Situation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820488946.0U CN208910307U (en) | 2018-04-08 | 2018-04-08 | A kind of wearable ultrasonic doppler blood flow detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820488946.0U CN208910307U (en) | 2018-04-08 | 2018-04-08 | A kind of wearable ultrasonic doppler blood flow detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208910307U true CN208910307U (en) | 2019-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820488946.0U Active CN208910307U (en) | 2018-04-08 | 2018-04-08 | A kind of wearable ultrasonic doppler blood flow detector |
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| CN (1) | CN208910307U (en) |
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2018
- 2018-04-08 CN CN201820488946.0U patent/CN208910307U/en active Active
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