CN109009224A - Subcutaneous fat thickness measuring instrument based on ultrasound - Google Patents
Subcutaneous fat thickness measuring instrument based on ultrasound Download PDFInfo
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- CN109009224A CN109009224A CN201810739763.6A CN201810739763A CN109009224A CN 109009224 A CN109009224 A CN 109009224A CN 201810739763 A CN201810739763 A CN 201810739763A CN 109009224 A CN109009224 A CN 109009224A
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- subcutaneous fat
- fat thickness
- main control
- ultrasound
- control module
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- 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
- A61B8/0858—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving measuring tissue layers, e.g. skin, interfaces
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/5215—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data
- A61B8/5223—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data for extracting a diagnostic or physiological parameter from medical diagnostic data
Abstract
Based on the subcutaneous fat thickness measuring instrument of ultrasound, belong to fat thickness measurement instrument field.Single-chip microcontroller issues train of pulse as main control module, inputs high pressure activation circuit, and when high pressure activation circuit output >=30V, driving ultrasonic probe transmitting terminal issues ultrasonic wave, while single-chip microcontroller timer starts timing；Ultrasonic wave passes through skin, subcutaneus adipose tissue, generates reflection echo in the intersection of subcutaneous layer of fat and muscle layer, is received by ultrasonic probe receiving end, and main control module is input to after amplifying circuit amplifies, and triggering single-chip microcontroller generates interruption and timing；According to the spread speed of transmitting ultrasound and the time interval and ultrasound of ultrasonic echo in adipose tissue, or according to the fit equation between time interval and subcutaneous fat thickness, calculate subcutaneous fat thickness；Subcutaneous fat thickness can directly be shown on display module, that is, display instrument, can also be uploaded to mobile phone by bluetooth module.Can be convenient, fast, the subcutaneous fat thickness of non-invasive measurement body any part.
Description
Technical field
The present invention relates to a kind of instruments using ultrasonic measurement human body subcutaneous fat thickness, belong to fat thickness measurement instrument
Device field.
Background technique
With the progress of society and the improvement of people's living standards, fat and its caused disease is increasingly by people's weight
It often occurs together a variety of chronic diseases such as diabetes, fatty liver, blood fat disorder, hypertension, coronary heart disease depending on, obesity, is to seriously affect
One of health of people and the disease of quality of life, it has also become the serious public health problem that countries in the world face.At home, traditional
Dietary structure change, fat or Overweight people ratio constantly rises, and population problem of obesity is got worse.
Subcutaneous fat accounts for the 40-60% of the total fat of body, thus detects subcutaneous fat thickness and can reflect body parts
Fat Distribution.Human body measurement technology can be used for measuring weight, constitutional index (BMI), skinfold and girth.Skin wrinkle meter is
A method of cheap, noninvasively estimating subcutaneous fat thickness.But it is difficult to determine point of fat and muscle when being measured with Skin wrinkle meter
Interface, and have feeling of pain.Bio-electrical impedance measuring method is influenced more apparent by internal water content.Near infrared light mensuration letter
It is single, easy to operate, but since near infrared light penetration capacity is limited, for thicker subcutaneous fat, its accuracy of measurement needs to be mentioned
It is high.
Clinically, Magnetic resonance imaging (MRI), computed tomography (CT), Dual energy X ray absorptiometry (DEXA),
Ultrasonic imaging technique can more accurately measure adipose tissue thickness, but equipment volume is larger, expensive.Operator needs
To pass through professional training.CT and DEXA method is also by the harm of ray.
CN104068896 patent proposes a kind of right triangle three and receives ultrasonic subcutaneous fat measuring device, belongs to multiple spot
Receive measurement of the ultrasonic device to human body subcutaneous fat.Based on an arc shell, by issuing one at right angled triangle mass center
The ultrasonic wave of a 9.3MHz, three vertex of right angled triangle receive transmitting echo-signal respectively, transfer signals to signal electricity
Differentiation processing is carried out on the plate of road, obtains the subcutaneous fat thickness at mass center.
Based on background above technology, the present invention devises the subcutaneous fat thickness measuring instrument based on A-mode ultrasonic wave, equipment body
Product is small, can be portable.Can be convenient, fast, the subcutaneous fat thickness of non-invasive measurement body any part.
Summary of the invention
For the deficiency of existing fats measurement technology, the present invention provides a kind of using ultrasonic measurement subcutaneous fat thickness
Instrument can measure the subcutaneous fat thickness of body any part, may further can describe or record body by designing program
Body subcutaneous fat distribution map and trend chart.
A kind of ultrasound subcutaneous fat thickness measuring instrument, which is characterized in that including host, ultrasonic probe and mobile phone；Host packet
Include main control module, high pressure activation circuit, amplifying circuit, display module, bluetooth module, power module and computing unit；Ultrasound is visited
Head includes transmitting terminal and receiving end；Main control module respectively with bluetooth module, high pressure activation circuit, amplifying circuit, computing unit, aobvious
Show that module connects；High pressure activation circuit connection ultrasonic probe transmitting terminal, amplifying circuit connect ultrasonic probe receiving end；Mobile phone passes through
Bluetooth module is connect with main control module；
Single-chip microcontroller issues train of pulse as main control module, high pressure activation circuit is inputted, to the capacitor in high pressure activation circuit
It charges, when high pressure activation circuit output >=30V, driving ultrasonic probe transmitting terminal issues ultrasonic wave, while single-chip microcontroller timing
Device starts timing；Ultrasonic wave passes through skin, subcutaneus adipose tissue, is reflected back in the generation of the intersection of subcutaneous layer of fat and muscle layer
Wave is received by ultrasonic probe receiving end, and main control module is input to after amplifying circuit amplifies, and triggering single-chip microcontroller, which generates, to be interrupted and count
When；According to the spread speed of transmitting ultrasound and the time interval and ultrasound of ultrasonic echo in adipose tissue, or according to the time
Fit equation between interval and subcutaneous fat thickness calculates subcutaneous fat thickness；Subcutaneous fat thickness can be directly in display mould
It is shown on block, that is, display instrument, mobile phone can also be uploaded to by bluetooth module；It can calculate and can remember using application software in mobile phone
Record or description display whole body multiple location subcutaneous fat distribution map, while can also show parts of body subcutaneous fat thickness with
The variation tendency of time.
Main control module issues N number of train of pulse, impulse-train pause >=1ms, and each train of pulse continues >=1ms.Wherein N >=3.
Record the launch time TS of each train of pulse1,TS2,……TSN.；High pressure activation circuit output signal amplitude >=30V；Ultrasound is returned
Wave signal output signal amplitude >=3V after amplifying circuit can trigger main control module and generate interruption, and record interrupts generation time
TR1,TR2,……TRN；
In computing unit, time interval is calculated, sees formula (1)；
ΔTi=TRi-TSi, i=1,2 ... N (1)
If meeting condition (2)
ΔTmax-ΔTmin<th (2)
Wherein, Δ Tmax,ΔTminRespectively indicate each Δ TiMaximum value and minimum value in (i=1,2 ... N), th
Indicate threshold value, th >=0；
Then average time interval is calculated according to formula (3)
Subcutaneous fat thickness is calculated according to formula (4)
Wherein, v indicates spread speed of the ultrasound in fat, and value is between 900-1500m/s.
If being unsatisfactory for condition (2), main control unit re-emits N number of train of pulse, until meeting condition (2).
Or in computing unit, subcutaneous fat thickness can be calculated according to formula (5)
D=a × Δ Tavg+b (5)
Wherein a, b respectively indicate the slope and intercept according to subcutaneous fat thickness D and average time interval institute fitting a straight line；
A >=0, b >=0.
The invention has the advantages that can be convenient, fast, the subcutaneous fat thickness of non-invasive measurement body any part,
Show measurement result, the distribution of whole body subcutaneous fat and variation tendency.
Detailed description of the invention
Fig. 1 is composition block diagram of the present invention；
Fig. 2 is transmitting train of pulse of the invention；
Fig. 3 is invention software flow chart；
Fig. 4 is figure of the embodiment of the present invention；
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples, and single the present invention is not limited to following implementations
Embodiment 1
A kind of ultrasound subcutaneous fat thickness measuring instrument, which is characterized in that including host, ultrasonic probe and mobile phone；Host packet
Include main control module, high pressure activation circuit, amplifying circuit, display module, bluetooth module, power module and computing unit；Ultrasound is visited
Head includes transmitting terminal and receiving end；Main control module respectively with bluetooth module, high pressure activation circuit, amplifying circuit, computing unit, aobvious
Show that module connects；High pressure activation circuit connection ultrasonic probe transmitting terminal, amplifying circuit connect ultrasonic probe receiving end；Mobile phone passes through
Bluetooth module is connect with main control module；
Single-chip microcontroller issues train of pulse as main control module, high pressure activation circuit is inputted, to the capacitor in high pressure activation circuit
It charges, when high pressure activation circuit output >=30V, driving ultrasonic probe transmitting terminal issues ultrasonic wave, while single-chip microcontroller timing
Device starts timing；Ultrasonic wave passes through skin, subcutaneus adipose tissue, is reflected back in the generation of the intersection of subcutaneous layer of fat and muscle layer
Wave is received by ultrasonic probe receiving end, and main control module is input to after amplifying circuit amplifies, and triggering single-chip microcontroller, which generates, to be interrupted and count
When；According to the spread speed of transmitting ultrasound and the time interval and ultrasound of ultrasonic echo in adipose tissue, or according to the time
Fit equation between interval and subcutaneous fat thickness calculates subcutaneous fat thickness；Subcutaneous fat thickness can be directly in display mould
It is shown on block, that is, display instrument, mobile phone can also be uploaded to by bluetooth module；It can calculate and can remember using application software in mobile phone
Record or description display whole body multiple location subcutaneous fat distribution map, while can also show parts of body subcutaneous fat thickness with
The variation tendency of time.
Main control module issues N number of train of pulse, impulse-train pause >=1ms, and each train of pulse continues >=1ms.Wherein N >=3.
Record the launch time TS of each train of pulse1,TS2,……TSN.；High pressure activation circuit output signal amplitude >=30V；Ultrasound is returned
Wave signal output signal amplitude >=3V after amplifying circuit can trigger main control module and generate interruption, and record interrupts generation time
TR1,TR2,……TRN；
In computing unit, time interval is calculated, sees formula (1)；
ΔTi=TRi-TSi, i=1,2 ... N (1)
If meeting condition (2)
ΔTmax-ΔTmin<th (2)
Wherein, Δ Tmax,ΔTminRespectively indicate each Δ TiMaximum value and minimum value in (i=1,2 ... N), th
Indicate threshold value, th >=0；
Then average time interval is calculated according to formula (3)
Subcutaneous fat thickness is calculated according to formula (4)
Wherein, v indicates spread speed of the ultrasound in fat, and value is between 900-1500m/s.
If being unsatisfactory for condition (2), main control unit re-emits N number of train of pulse, until meeting condition (2).
Or in computing unit, subcutaneous fat thickness can be calculated according to formula (5)
D=a × Δ Tavg+b (5)
Wherein a, b respectively indicate the slope and intercept according to subcutaneous fat thickness D and average time interval institute fitting a straight line；
A >=0, b >=0.
Fig. 4 is by the linear graph to vernier caliper measurement thickness and present invention measurement thickness fitting, in vitro fatty group
It knits and is measured respectively using vernier caliper and the present invention, referring to a=0.9678 in formula 5, b=1.4624 related coefficient is
0.9926。
Claims (4)
1. a kind of ultrasound subcutaneous fat thickness measuring instrument, which is characterized in that including host, ultrasonic probe and mobile phone；Host includes
Main control module, high pressure activation circuit, amplifying circuit, display module, bluetooth module, power module and computing unit；Ultrasonic probe
Including transmitting terminal and receiving end；Main control module respectively with bluetooth module, high pressure activation circuit, amplifying circuit, computing unit, display
Module connection；High pressure activation circuit connection ultrasonic probe transmitting terminal, amplifying circuit connect ultrasonic probe receiving end；Mobile phone passes through indigo plant
Tooth module is connect with main control module；
Single-chip microcontroller issues train of pulse as main control module, inputs high pressure activation circuit, carries out to the capacitor in high pressure activation circuit
Charging, when high pressure activation circuit output >=30V, driving ultrasonic probe transmitting terminal issues ultrasonic wave, while single-chip microcontroller timer is opened
Beginning timing；Ultrasonic wave passes through skin, subcutaneus adipose tissue, generates reflection echo in the intersection of subcutaneous layer of fat and muscle layer,
It is received by ultrasonic probe receiving end, main control module is input to after amplifying circuit amplifies, triggering single-chip microcontroller, which generates, interrupts simultaneously timing；
According to the spread speed of transmitting ultrasound and the time interval and ultrasound of ultrasonic echo in adipose tissue, or according to time interval
Fit equation between subcutaneous fat thickness calculates subcutaneous fat thickness；Subcutaneous fat thickness can directly be in display module
It is shown on display instrument, mobile phone can also be uploaded to by bluetooth module.
2. a kind of ultrasonic subcutaneous fat thickness measuring instrument described in accordance with the claim 1, which is characterized in that use and answer on mobile phone
Recordable or description display whole body multiple location subcutaneous fat distribution map can be calculated with software, while can also show each portion of body
Position subcutaneous fat thickness changes with time trend.
3. a kind of ultrasonic subcutaneous fat thickness measuring instrument described in accordance with the claim 1, which is characterized in that main control module issues N
A train of pulse, impulse-train pause >=1ms, each train of pulse continue >=1ms；Wherein N >=3；When recording the transmitting of each train of pulse
Between TS1,TS2,……TSN.；High pressure activation circuit output signal amplitude >=30V；Ultrasound echo signal is defeated after amplifying circuit
Signal amplitude >=3V out can trigger main control module and generate interruption, and record interrupts generation time TR1,TR2,……TRN；
In computing unit, time interval is calculated, sees formula (1)；
ΔTi=TRi-TSi, i=1,2 ... N (1)
If meeting condition (2)
ΔTmax-ΔTmin<th (2)
Wherein, Δ Tmax,ΔTminRespectively indicate each Δ TiMaximum value and minimum value in (i=1,2 ... N), th indicate threshold
Value, th >=0；Then average time interval is calculated according to formula (3)
Subcutaneous fat thickness is calculated according to formula (4)
Wherein, v indicates spread speed of the ultrasound in fat, and value is between 900-1500m/s.
If being unsatisfactory for condition (2), main control unit re-emits N number of train of pulse, until meeting condition (2)；
Or in computing unit, subcutaneous fat thickness is calculated according to formula (5)
D=a × Δ Tavg+b (5)
Wherein a, b are respectively indicated according to subcutaneous fat thickness D and average time interval Δ TavgThe slope of institute's fitting a straight line and cut
Away from；
A >=0, b >=0.
4. a kind of ultrasonic subcutaneous fat thickness measuring instrument described in accordance with the claim 1, which is characterized in that main control module uses
STM32 single-chip microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810739763.6A CN109009224A (en) | 2018-07-06 | 2018-07-06 | Subcutaneous fat thickness measuring instrument based on ultrasound |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810739763.6A CN109009224A (en) | 2018-07-06 | 2018-07-06 | Subcutaneous fat thickness measuring instrument based on ultrasound |
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ID=64641526
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| CN201810739763.6A Pending CN109009224A (en) | 2018-07-06 | 2018-07-06 | Subcutaneous fat thickness measuring instrument based on ultrasound |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109864762A (en) * | 2019-03-08 | 2019-06-11 | 北京工业大学 | A kind of human sebaceous's thickness measurement equipment of pressure control ultrasonic wave |
| CN110313938A (en) * | 2019-08-01 | 2019-10-11 | 无锡海斯凯尔医学技术有限公司 | Subcutaneous tissue method for measuring thickness, device, equipment and storage medium |
| CN112545862A (en) * | 2020-11-18 | 2021-03-26 | 未来穿戴技术有限公司 | Massage area identification method, fascial gun, server and computer readable storage medium |
| CN112617901A (en) * | 2020-12-22 | 2021-04-09 | 居天智慧(深圳)有限公司 | Fat thickness automatic measuring ultrasonic instrument |
| CN113865528A (en) * | 2021-09-24 | 2021-12-31 | 天津理工大学 | Portable pork backfat measuring instrument and system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109864762A (en) * | 2019-03-08 | 2019-06-11 | 北京工业大学 | A kind of human sebaceous's thickness measurement equipment of pressure control ultrasonic wave |
| CN110313938A (en) * | 2019-08-01 | 2019-10-11 | 无锡海斯凯尔医学技术有限公司 | Subcutaneous tissue method for measuring thickness, device, equipment and storage medium |
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| CN112545862A (en) * | 2020-11-18 | 2021-03-26 | 未来穿戴技术有限公司 | Massage area identification method, fascial gun, server and computer readable storage medium |
| CN112545862B (en) * | 2020-11-18 | 2022-12-23 | 未来穿戴技术有限公司 | Massage area identification method, fascial gun, server and computer readable storage medium |
| CN112617901A (en) * | 2020-12-22 | 2021-04-09 | 居天智慧(深圳)有限公司 | Fat thickness automatic measuring ultrasonic instrument |
| CN113865528A (en) * | 2021-09-24 | 2021-12-31 | 天津理工大学 | Portable pork backfat measuring instrument and system |
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Application publication date: 20181218 |
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