CN106667455A - Simulation pulse instrument - Google Patents
Simulation pulse instrument Download PDFInfo
- Publication number
- CN106667455A CN106667455A CN201611227870.8A CN201611227870A CN106667455A CN 106667455 A CN106667455 A CN 106667455A CN 201611227870 A CN201611227870 A CN 201611227870A CN 106667455 A CN106667455 A CN 106667455A
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- China
- Prior art keywords
- amplifier
- outfan
- resistance
- base
- wrist
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4854—Diagnosis based on concepts of traditional oriental medicine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6824—Arm or wrist
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Biophysics (AREA)
- Cardiology (AREA)
- Physiology (AREA)
- Alternative & Traditional Medicine (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention discloses a simulation pulse instrument. The simulation pulse instrument comprises a signal collection device, a signal preprocessing circuit, an A/D conversion circuit and a controller; the signal collection device comprises a base, a wrist carrying base, a bionic finger, a translation base, a pressure sensor and a pulse sensor, the wrist carrying base and the translation base are arranged on the base, one end of the bionic finger is fixed to a rotating shaft of an electric motor which is fixed to the translation base, the other end of the bionic finger is located over the wrist carrying base, and the pressure sensor and the pulse sensor are installed at the lower end of the fingertip of the bionic finger; the bionic finger is arranged, the pressure sensor and the pulse sensor are arranged on the bionic finger, the pressure sensor can detect pressure of the bionic finger pressing on the wrist, the pressure is fed back to the controller, rotation of the electric motor is controlled by the controller, and then the pressure pressing on the wrist is controlled; due to the fact that the pressure is stable, the interference of the outside world on the instrument is small, and then diagnosis of the instrument is accurate.
Description
Technical field
The present invention relates to technical field of medical equipment, more particularly to a kind of emulation electropulsograph.
Background technology
Pulse-taking is one of topmost method of tcm diagnosis, due to without injury, safely, quickly receiving medical scholar's
Favor, the probe of the emulation electropulsograph detection pulse of prior art is bundled in wrist, because the wrist thickness of people is different, is led
Cause probe not of uniform size with the contact pressure of pulse, so as to the accuracy for affecting to diagnose.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of pressure stability, and diagnosis accurately emulates electropulsograph.
In order to solve above-mentioned technical problem, the technical scheme is that：Emulation electropulsograph, including signal pickup assembly,
Signal pre-processing circuit, A/D change-over circuits and controller, the signal pickup assembly includes base, wrist placement rack, bionic hand
Finger, translating base, pressure transducer and pulse image sensor, wrist placement rack and translating base are arranged on base, and the one of bionic finger
End is fixed in the rotating shaft of motor, and the motor is fixed on translating base, and the other end of bionic finger is placed positioned at wrist
The surface of seat, pressure transducer and pulse image sensor are arranged on the finger tip lower end of bionic finger, and pulse image sensor is pre- with signal
The input connection of process circuit, pressure transducer is connected with controller, the outfan of the signal pre-processing circuit with it is described
The input connection of A/D change-over circuits, the outfan of the A/D change-over circuits is connected with the controller, and the signal is located in advance
Reason circuit includes level lifting circuit, amplifying circuit and the filter circuit being sequentially connected.
Preferably, it is arranged with the T-shaped slideway of twice on base in parallel, the cunning T-shaped with twice is provided with the translating base
The T-shaped groove that road coordinates, arranges servomotor between the T-shaped slideway of twice, servomotor drives translating base two by leading screw
Reciprocatingly slide on the T-shaped slideway in road.
Preferably, wrist placement rack is fixed on base, is provided with wrist placement rack and wrist faying face and is restarted air bag.
Preferably, the level lifting circuit includes that the outfan of the 3rd amplifier described in the 3rd amplifier and the 3rd amplifies
The input connection of circuit, the reverse input end of the 3rd amplifier by resistance eutral grounding, the 3rd amplifier it is reverse
Input and outfan are connected by resistance, and the positive input of the 3rd amplifier is connected by resistance with pulse image sensor
Connect, the positive input of the 3rd amplifier is also associated with earth lead and pressure-wire.
Preferably, the amplifying circuit includes series winding the first amplifier and the second amplifier, first amplifier it is defeated
Go out end be connected by resistance with the reverse input end of the second amplifier, the reverse input end of first amplifier pass through resistance and
The outfan connection of the level lifting circuit, between the reverse input end and outfan for stating the first amplifier in parallel
Resistance and capacitance connection；The outfan of the second amplifier is connected with the input of filter circuit, described to state the second amplification
Resistance in parallel and capacitance connection between the reverse input end and outfan of device.
Preferably, the filter circuit includes the 4th amplifier, and the outfan of the 4th amplifier is changed with the A/D
The input connection of circuit, the outfan of the 4th amplifier is connected by resistance with reverse input end, and reverse input end leads to
Resistance eutral grounding is crossed, the positive input of the 4th amplifier is connected by two resistance of series winding with amplifying circuit, two electricity
Node between resistance is connected by electric capacity with the outfan of the 4th amplifier, and the positive input of the 4th amplifier is also
By capacity earth.
Preferably, the controller is single-chip microcomputer, and the controller is connected with the PC.
Using having the beneficial effect that the above-mentioned technical proposal present invention is obtained：Bionic finger is set, is arranged on bionic finger
Pressure transducer and pulse image sensor, pressure transducer is able to detect that bionic finger is pressed in the pressure in wrist, and by pressure
In feeding back to controller, controller controls the rotation of motor, and then control is pressed in pressure size in wrist, due to pressure it is steady
Fixed, its interference of outer bound pair is less, so that its diagnosis is accurate.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the frame-type figure of the present invention；
Fig. 2 is the structural representation of the signal pickup assembly of the present invention；
Fig. 3 is the structural representation of the level lifting circuit of the present invention；
Fig. 4 is the structural representation of the amplifying circuit of the present invention；
Fig. 5 is the structural representation of the filter circuit of the present invention.
In figure：1- pulse image sensors, 2- level lifting circuits, 3- amplifying circuits, 4- filter circuits, 5- pressure transducers,
6-A/D change-over circuits, 7- controllers, 8-PC machines, 9- bases, 10- wrist placement racks, 11- bionic fingers, 12- translating bases, 13-
Slideway, 14- leading screws, 15- servomotors, the amplifiers of 16- first, the amplifiers of 17- second, the amplifiers of 18- the 3rd, 19- the 4th are put
Big device.
Specific embodiment
The specific embodiment of the present invention is described further below in conjunction with the accompanying drawings.Here it should be noted that for
The explanation of these embodiments is used to help understand the present invention, but does not constitute limitation of the invention.Additionally, disclosed below
As long as the present invention each embodiment in involved technical characteristic do not constitute conflict each other and just can be mutually combined.
The present invention is further described with reference to accompanying drawing, makes person of ordinary skill in the field preferably implement the present invention,
Embodiment of the present invention emulation electropulsograph includes signal pickup assembly, signal pre-processing circuit, A/D change-over circuits 6 and controller 7,
Signal pickup assembly includes base 9, wrist placement rack 10, bionic finger 11, translating base 12, pressure transducer 5 and pulse condition sensing
Device 1, wrist placement rack 10 and translating base 12 are arranged on base 9, and one end of bionic finger 11 is fixed in the rotating shaft of motor,
Motor is fixed on translating base 12, and the other end of bionic finger 11 is located at the surface of wrist placement rack 10, pressure transducer 5
Connect with the input of the finger tip lower end that pulse image sensor 1 is arranged on bionic finger 11, pulse image sensor 1 and signal pre-processing circuit
Connect, pressure transducer 5 is connected with controller 7, the outfan of signal pre-processing circuit is connected with the input of A/D change-over circuits 6,
The outfan of A/D change-over circuits 6 is connected with controller 7, signal pre-processing circuit include be sequentially connected level lifting circuit 2,
Amplifying circuit 3 and filter circuit 4.
It is arranged with the T-shaped slideway 13 of twice on embodiment of the present invention base 9 in parallel, is provided with translating base 12 and twice T
The T-shaped groove that the slideway 13 of type coordinates, arranges servomotor 15 between the T-shaped slideway 13 of twice, servomotor 15 passes through leading screw
14 drive translating bases 12 reciprocatingly slide on the T-shaped slideway 13 of twice；Wrist placement rack 10 is fixed on base 9, and wrist is placed
It is provided with seat 10 and wrist faying face and restarts air bag；Controller 7 is single-chip microcomputer, and controller 7 is connected with PC 8.
Embodiment of the present invention level lifting circuit 2 includes that the outfan of the amplifier 18 of the 3rd amplifier 18 the 3rd is put with the 3rd
The input connection of big circuit 3, the reverse input end of the 3rd amplifier 18 by resistance eutral grounding, the 3rd amplifier 18 it is reverse defeated
Enter end and outfan to connect by resistance, the positive input of the 3rd amplifier 18 is connected by resistance with pulse image sensor 1, the
The positive input of three amplifiers 18 is also associated with earth lead and pressure-wire；Amplifying circuit 3 includes the series winding He of the first amplifier 16
Second amplifier 17, the outfan of the first amplifier 16 is connected with the reverse input end of the second amplifier 17 by resistance, and first
The reverse input end of amplifier 16 is connected by resistance with the outfan of level lifting circuit 2, states the reverse of the first amplifier 16
Resistance in parallel and capacitance connection between input and outfan；The outfan of the second amplifier 17 and filter circuit 4
Input connects, and states the resistance and capacitance connection between the reverse input end and outfan of the second amplifier 17 in parallel.Adopt
Realize that the voltage signal of pulse signal amplifies with the form of the anti-phase amplification of two stage amplifer, by the reverse input for being connected to amplifier
Resistance in parallel and electric capacity between end and outfan filters the interference signal in the external world；In the first amplifier 16 and the second amplifier
Serial resistance between 17, so as to isolate the impact of dual-stage amplifier DC point, reduces the drift of zero point；Filter circuit 4 is wrapped
The 4th amplifier 19 is included, the outfan of the 4th amplifier 19 is connected with the input of A/D change-over circuits 6, the 4th amplifier 19
Outfan is connected by resistance with reverse input end, and reverse input end is by resistance eutral grounding, the positive input of the 4th amplifier 19
End is connected by two resistance of series winding with amplifying circuit 3, and the node between two resistance is by electric capacity and the 4th amplifier 19
Outfan connection, the positive input of the 4th amplifier 19 also passes through capacity earth.The positive input two of 4th amplifier 19
By the outfan of capacitance connection to the 4th amplifier 19 between individual resistance, equivalent to a feedback is introduced, filtering is improve
Performance.
Embodiments of the present invention are explained in detail above in association with accompanying drawing, but the invention is not restricted to described enforcement
Mode.For a person skilled in the art, in the case of without departing from the principle of the invention and spirit, to these embodiments
Various changes, modification, replacement and modification are carried out, is still fallen within protection scope of the present invention.
Claims (7)
1. electropulsograph is emulated, it is characterised in that：Including signal pickup assembly, signal pre-processing circuit, A/D change-over circuits and control
Device, the signal pickup assembly includes base, wrist placement rack, bionic finger, translating base, pressure transducer and pulse condition sensing
Device, wrist placement rack and translating base are arranged on base, and one end of bionic finger is fixed in the rotating shaft of motor, described electronic
Machine is fixed on translating base, and the other end of bionic finger is located at the surface of wrist placement rack, and pressure transducer and pulse condition are sensed
Device is arranged on the finger tip lower end of bionic finger, and pulse image sensor is connected with the input of signal pre-processing circuit, pressure transducer
It is connected with controller, the outfan of the signal pre-processing circuit is connected with the input of the A/D change-over circuits, the A/D
The outfan of change-over circuit is connected with the controller, and the signal pre-processing circuit includes the level lifting electricity being sequentially connected
Road, amplifying circuit and filter circuit.
2. electropulsograph is emulated according to claim 1, it is characterised in that：It is arranged with the T-shaped slideway of twice, institute on base in parallel
State and the T-shaped groove that the slideway T-shaped with twice coordinates is provided with translating base, servomotor is set between the T-shaped slideway of twice, watch
Take motor drives translating base to reciprocatingly slide on the T-shaped slideway of twice by leading screw.
3. electropulsograph is emulated according to claim 1, it is characterised in that：Wrist placement rack is fixed on base, and wrist is placed
It is provided with seat and wrist faying face and restarts air bag.
4. electropulsograph is emulated according to claim 1, it is characterised in that：The level lifting circuit includes the 3rd amplifier institute
The outfan for stating the 3rd amplifier is connected with the input of the 3rd amplifying circuit, and the reverse input end of the 3rd amplifier passes through
Resistance eutral grounding, the reverse input end and outfan of the 3rd amplifier are connected by resistance, the forward direction of the 3rd amplifier
Input is connected by resistance with pulse image sensor, and the positive input of the 3rd amplifier is also associated with earth lead and voltage
Line.
5. electropulsograph is emulated according to claim 4, it is characterised in that：The amplifying circuit include series winding the first amplifier and
Second amplifier, the outfan of first amplifier is connected with the reverse input end of the second amplifier by resistance, and described
The reverse input end of one amplifier is connected by resistance with the outfan of the level lifting circuit, first amplifier of stating
Resistance in parallel and capacitance connection between reverse input end and outfan；The outfan and filtered electrical of second amplifier
The input connection on road, the resistance and electric capacity between the reverse input end and outfan for stating the second amplifier in parallel connects
Connect.
6. electropulsograph is emulated according to claim 5, it is characterised in that：The filter circuit includes the 4th amplifier, described
The outfan of the 4th amplifier is connected with the input of the A/D change-over circuits, and the outfan of the 4th amplifier is by electricity
Resistance is connected with reverse input end, and, by resistance eutral grounding, the positive input of the 4th amplifier is by series winding for reverse input end
Two resistance be connected with amplifying circuit, the node between two resistance is connected by the outfan of electric capacity and the 4th amplifier
Connect, the positive input of the 4th amplifier also passes through capacity earth.
7. electropulsograph is emulated according to claim 1, it is characterised in that：The controller be single-chip microcomputer, the controller with
The PC connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611227870.8A CN106667455A (en) | 2016-12-27 | 2016-12-27 | Simulation pulse instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611227870.8A CN106667455A (en) | 2016-12-27 | 2016-12-27 | Simulation pulse instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106667455A true CN106667455A (en) | 2017-05-17 |
Family
ID=58872034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611227870.8A Pending CN106667455A (en) | 2016-12-27 | 2016-12-27 | Simulation pulse instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106667455A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111772600A (en) * | 2020-08-17 | 2020-10-16 | 四川脉卫科技有限公司 | Remote traditional Chinese medicine pulse-taking system and method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4883055A (en) * | 1988-03-11 | 1989-11-28 | Puritan-Bennett Corporation | Artificially induced blood pulse for use with a pulse oximeter |
| CN103519792A (en) * | 2012-07-05 | 2014-01-22 | 贝辛电子科技（上海）有限公司 | Wrist type pulse wave monitoring device |
| CN103654743A (en) * | 2013-12-10 | 2014-03-26 | 深圳先进技术研究院 | Pulse condition tester |
| CN103989463A (en) * | 2014-05-16 | 2014-08-20 | 东北大学 | Radial artery pulse wave detecting system and method based on finger tip pulse waves |
| CN104173031A (en) * | 2014-09-18 | 2014-12-03 | 哈尔滨市华宇医用电子仪器有限公司 | Simulation touch type pulse condition measurement device |
| CN104224139A (en) * | 2014-08-18 | 2014-12-24 | 上海赛诚医药科技有限公司 | Pulse-taking bracelet for Chinese traditional medicine |
| CN104248425A (en) * | 2014-09-29 | 2014-12-31 | 哈尔滨市华宇医用电子仪器有限公司 | Traditional Chinese medicine pulse diagnosis instrument |
| CN105640512A (en) * | 2014-11-21 | 2016-06-08 | 汉达精密电子(昆山)有限公司 | Intelligent pulse diagnostic device |
| CN106108865A (en) * | 2016-04-18 | 2016-11-16 | 北京百脉智连科技有限公司 | A kind of pulse image sensor demarcating static force and pulse condition collecting device |
-
2016
- 2016-12-27 CN CN201611227870.8A patent/CN106667455A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4883055A (en) * | 1988-03-11 | 1989-11-28 | Puritan-Bennett Corporation | Artificially induced blood pulse for use with a pulse oximeter |
| CN103519792A (en) * | 2012-07-05 | 2014-01-22 | 贝辛电子科技（上海）有限公司 | Wrist type pulse wave monitoring device |
| CN103654743A (en) * | 2013-12-10 | 2014-03-26 | 深圳先进技术研究院 | Pulse condition tester |
| CN103989463A (en) * | 2014-05-16 | 2014-08-20 | 东北大学 | Radial artery pulse wave detecting system and method based on finger tip pulse waves |
| CN104224139A (en) * | 2014-08-18 | 2014-12-24 | 上海赛诚医药科技有限公司 | Pulse-taking bracelet for Chinese traditional medicine |
| CN104173031A (en) * | 2014-09-18 | 2014-12-03 | 哈尔滨市华宇医用电子仪器有限公司 | Simulation touch type pulse condition measurement device |
| CN104248425A (en) * | 2014-09-29 | 2014-12-31 | 哈尔滨市华宇医用电子仪器有限公司 | Traditional Chinese medicine pulse diagnosis instrument |
| CN105640512A (en) * | 2014-11-21 | 2016-06-08 | 汉达精密电子(昆山)有限公司 | Intelligent pulse diagnostic device |
| CN106108865A (en) * | 2016-04-18 | 2016-11-16 | 北京百脉智连科技有限公司 | A kind of pulse image sensor demarcating static force and pulse condition collecting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111772600A (en) * | 2020-08-17 | 2020-10-16 | 四川脉卫科技有限公司 | Remote traditional Chinese medicine pulse-taking system and method |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170517 |
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| RJ01 | Rejection of invention patent application after publication |