CN100382748C - Sphygmus dynamic image information collecting system - Google Patents

Sphygmus dynamic image information collecting system Download PDF

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Publication number
CN100382748C
CN100382748C CNB2006100429949A CN200610042994A CN100382748C CN 100382748 C CN100382748 C CN 100382748C CN B2006100429949 A CNB2006100429949 A CN B2006100429949A CN 200610042994 A CN200610042994 A CN 200610042994A CN 100382748 C CN100382748 C CN 100382748C
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China
Prior art keywords
pulse
dynamic image
sphygmus
image information
information collecting
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Expired - Fee Related
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CNB2006100429949A
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Chinese (zh)
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CN1927114A (en
Inventor
张爱华
朱亮
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Lanzhou University of Technology
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Lanzhou University of Technology
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  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)

Abstract

A pulse dynamic image acquisition system involves herbalist medicine diagnosis device, especially the pulse information collection devices. The sealed pressure cavity is fixed on the level bracket, and the level bracket is fixed on the vertical columns. Flexible contact is fixed on the top of the sealed pressure cavity, the air pump is linked with the air pressure buffer cavity and the air pressure buffer cavity is linked with the sealed pressure cavity by the air circuit. The membrane with veins is affixed to the lining of the flexible contact, the lighting is fixed in the sealed pressure cavity the where above the flexible contact. The image acquisition device is installed on the upside of sealed pressure cavity, and the image acquisition devices connected with the computer through the signal line. A piece of ground glass is fixed between the lighting and the flexible contact. The invention can detect the image of the skin surface of the position where it feels the pulse when pulse throbs, and then gets multi-dimensional, comprehensive and dynamic image information of pulse.

Description

Sphygmus dynamic image information collecting system
Technical field
The present invention relates to the tcm diagnosis device, specifically is the harvester of pulse information.
Technical background
The pick off that is used for the pulse information collection at present mainly contains: liquid formula, photo-electric, strain-type and PVDF pick off etc.Liquid sensor be the pressure-sensitive face made by thin film at the pressurized after strain, make the conduction fluid column generation lifting of internal tank, resistance value changes, thereby is the signal of telecommunication with the pulse pressure conversion of signals.Electro-optical pickoff be by a thin bar stressed after, move up, change light transmission capacity, the signal of telecommunication by light cell output reflects stressed size.Strain pressure transducer is to use a more class pick off in the electropulsograph, it by foil gauge stressed after, produce deformation, resistance is changed, by the reacting condition pulse wave situation of bridge circuit output voltage.The PVDF pick off is to adopt piezoelectric membrane as sensing element, utilizes piezoelectric effect that pressure signal is converted to the signal of telecommunication.Above-mentioned liquid sensor and photoelectric sensor are converted to the output of the single-point signal of telecommunication with the spatial variations of pulse, and actual pulse information is difficult to describe with single point signals comprehensively.Extensively strain pressure transducer that adopts and PVDF pick off are to measure the beat distortion of the skin surface in the process of pulse indirectly according to piezoresistive effect and piezoelectric effect.Patent " the full-automatic pulse condition medical instrument of the traditional Chinese medical science " adopts No. five pick offs to be arranged side by side to be the form of string, gather cun,guan,chi respectively, very littlely go up, the pulse condition of following five positions of chi, but the output of each road pick off still is single point signals.Detection method after these improve is owing to be subjected to factor affecting such as sensor construction volume, sensing element performance, manufacturing process, and detecting counts is very limited.The research report that No. five pick offs and 9 PVDF electropulsographs are only arranged at present, and the output of pick off pulse when feeling the pulse is beaten and is difficult to have linear relationship between caused skin deformation.Obviously, the arteries and veins figure of said detecting system collection is difficult to all quantitatively reflect exactly the elements of pulse condition, has restricted the research that pulse wave spectrum objectifies and the application of pulse information.
Summary of the invention
The purpose of this invention is to provide a kind of sphygmus dynamic image information harvester.
The present invention is a kind of sphygmus dynamic image information collecting system, wiper seal chamber 13 is installed on the horizontal stand 3, horizontal stand 3 is installed on the vertically arranged column 4, column 4 is installed on the base 5, flexible detection contact 12 is installed in the lower end in wiper seal chamber 13, air pump 6 is connected with pressure buffer chamber 7, pressure buffer chamber 7 is connected with wiper seal chamber 13 by gas circuit 15, the flexible inboard of surveying contact 12 of thin film 12 ' be attached to, thin film 12 ' have texture, lighting source 16 is installed in and is positioned at the flexible position of surveying on the contact 12 in the wiper seal chamber 13, image acquisition device 18 is installed in the upper end in wiper seal chamber 13, image acquisition device 18 connects with computer 19 by signal line, on lighting source 16 and the flexible position of surveying between the contact 12 frosted glass plate 14 is installed.Nut (1) and the spring (2) that is used to regulate feeling the pulse power size is installed in the upper end of column (4).
Usefulness of the present invention is: in the time of detecting pulse and beat in the image of feeling the pulse position skin surface, thereby obtain multidimensional, comprehensive sphygmus dynamic image information.
Description of drawings
Fig. 1 is the structure chart of pulse image information collecting system of the present invention, Fig. 2 a be among Fig. 1 sphygmogram as the partial structurtes figure of information gathering part, Fig. 2 b be the thin film 12 that has texture ' vertical view.
The specific embodiment
As shown in Figure 1, structure chart for sphygmus dynamic image information collecting system of the present invention, wiper seal chamber 13 is installed on the horizontal stand 3, horizontal stand 3 is installed on the vertically arranged column 4, column 4 is installed on the base 5, flexible detection contact 12 is installed in the lower end in wiper seal chamber 13, air pump 6 is connected with pressure buffer chamber 7, pressure buffer chamber 7 is connected with wiper seal chamber 13 by gas circuit 15, the flexible inboard of surveying contact 12 of thin film 12 ' be attached to, thin film 12 ' have texture, lighting source 16 is installed in and is positioned at the flexible position of surveying on the contact 12 in the wiper seal chamber 13, image acquisition device 18 is installed in the upper end in wiper seal chamber 13, and image acquisition device 18 connects with computer 19 by signal line, on lighting source 16 and the flexible position of surveying between the contact 12 frosted glass plate 14 is installed.Nut 1 and the spring 2 that is used to regulate feeling the pulse power size is installed in the upper end of column (4).Image acquisition device 18 is the CCD photographic head.Thin film 12 ' make for latex.Flexible fabric (11) is attached to the flexible outside of surveying contact (12).
As shown in Figure 1, when the dynamic image data that the collection pulse is beaten, at first the pressure of regulating in the wiper seal chambeies 13 by hand air pump 6 by annular seal space Pressure gauge 8 observed pressure sizes, is adjusted near the finger internal pressure.Wrist is placed on wrist put area 10 above the wrist pad 9, regulate the position of soft detection contact 12, make it be right against the radial artery place, shown in Fig. 2 a, the latex thin film 12 that is close together ' contact closely with skin with flexible fabric 11, the edge of flexible fabric 11 is installed on the clips 20 that is positioned at 13 lower ends, wiper seal chamber.Apply different pulse pressures by nut 1, observe the pulse that is obtained by image acquisition device 18 dynamic image of beating, the pulse pressure that pulse is beaten when the most obvious is best pulse pressure.Pulse pressure can be regulated continuously, and pulse pressure has promptly been selected in the position of hold-down nut 1.Under this pulse pressure, obtain the pulse dynamic image of beating by image acquisition device 18, the dynamic image of gathering at computer 19 by dynamic image analysis, can obtain having on the latex thin film 12 ' surface of texture the pulse time domain waveform of arbitrary region central point in the may observe scope, and then information such as the power of acquisition zones of different pulse and pulsewidth, the multidimensional pulse information of extract real-time.
Fig. 2 a is that sphygmogram is as the partial structurtes figure of information gathering part among Fig. 1, and transparent glass sheet 17 is installed on the wiper seal chamber 13 under the image acquisition device 18.An end cap 21 is installed in the lower end in wiper seal chamber 13.Lighting source 16 is placed in the wiper seal chamber 13, and lighting source 16 is made up of a plurality of LED light emitting diodes, thereunder places a frosted glass plate 14, is used to form area source, uses this area source to obtain the illumination of uniformity.The brightness of lighting source 16 is controlled by the operating current of adjusting the LED light emitting diode, to seek best lightness environment.Under good lighting condition, light be radiated at equably the latex thin film 12 shown in Fig. 2 b with texture ' the surface.Thin film 12 ' the be close to skin at radial artery place, the beat pulse of radial artery by thin film 12 ' distortion reflect.The focal length of adjusting image acquisition device 18 photographic head is best.After setting the focal length of photographic head and fixing the position, take the pulse moving image, obtain the dynamic image of thin film 12 ' motion at computer 19.

Claims (6)

1. sphygmus dynamic image information collecting system, wiper seal chamber (13) is installed on the horizontal stand (3), horizontal stand (3) is installed on the vertically arranged column (4), flexible detection contact (12) is installed in the lower end of wiper seal chamber (13), air pump (6) is connected with pressure buffer chamber (7), pressure buffer chamber (7) is connected with wiper seal chamber (13) by gas circuit (15), it is characterized in that thin film (12 ') is attached to the flexible inboard of surveying contact (12), thin film (12 ') has texture, lighting source (16) is installed in and is positioned at the flexible position of surveying on the contact (12) in the wiper seal chamber (13), image acquisition device (18) is installed in the upper end of wiper seal chamber (13), image acquisition device (18) connects with computer (19) by signal line, on lighting source (16) and the flexible position of surveying between the contact (12), a frosted glass plate (14) is installed, nut (1) and the spring (2) that is used to regulate feeling the pulse power size is installed in the upper end of column (4).
2. according to the described sphygmus dynamic image information collecting system of claim 1, it is characterized in that flexible fabric (11) is attached to the flexible outside of surveying contact (12).
3. according to the described sphygmus dynamic image information collecting system of claim 1, it is characterized in that transparent glass sheet (17) is installed on the wiper seal chamber (13) under the image acquisition device (18).
4. according to the described sphygmus dynamic image information collecting system of claim 1, it is characterized in that placing one down at flexibility detection contact (12) is used to place the liner (9) of wrist.
5. according to the described sphygmus dynamic image information collecting system of claim 1, it is characterized in that image acquisition device (18) is the CCD photographic head.
6. according to the described sphygmus dynamic image information collecting system of claim 1, it is characterized in that thin film (12 ') makes for latex.
CNB2006100429949A 2006-06-13 2006-06-13 Sphygmus dynamic image information collecting system Expired - Fee Related CN100382748C (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014011107A1 (en) * 2012-07-10 2014-01-16 Delaval Holding Ab Registering of physiological parameters based on image analysis of light reflection

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101773383B (en) * 2010-03-09 2011-05-25 哈尔滨工业大学 Method for detecting position of radial artery
CN102151126B (en) * 2010-05-28 2012-10-03 兰州理工大学 Pulse dynamic image information detecting device
CN104000566B (en) * 2014-06-09 2015-10-28 宁波瑞诺医疗科技有限公司 Pulse detecting device and detection method thereof
CN105942992A (en) * 2016-04-12 2016-09-21 中国科学院合肥物质科学研究院 Real-time pulse wave detection device based on CCD
WO2018120165A1 (en) * 2016-12-30 2018-07-05 深圳配天智能技术研究院有限公司 Pulse condition detection apparatus and method
CN107610573A (en) * 2017-09-20 2018-01-19 平顶山学院 A kind of pulse condition simulator for Chinese medicine teaching
CN109938749B (en) * 2019-04-03 2021-09-14 李�浩 Artery position detection device and using method thereof
CN110090007A (en) * 2019-05-30 2019-08-06 广州中康普世科技发展有限公司 A kind of pulse condition acquisition device and method based on high definition High-speed Photography Technology
CN110367939B (en) * 2019-08-16 2022-06-14 杨忠江 Human body pulse information pickup device

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US6475153B1 (en) * 2000-05-10 2002-11-05 Motorola Inc. Method for obtaining blood pressure data from optical sensor
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CN2144475Y (en) * 1993-02-08 1993-10-27 中国中医研究院基础理论研究所 Pulse measuring diagnosing instrument
CN1310981A (en) * 2000-02-28 2001-09-05 李伟成 Pulse pressure latent image detecting method and its device for traditional Chinese medical pulse diagnosis
US6475153B1 (en) * 2000-05-10 2002-11-05 Motorola Inc. Method for obtaining blood pressure data from optical sensor
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014011107A1 (en) * 2012-07-10 2014-01-16 Delaval Holding Ab Registering of physiological parameters based on image analysis of light reflection

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