CN103054578B - Meridian point search tester - Google Patents
Meridian point search tester Download PDFInfo
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- CN103054578B CN103054578B CN201310027084.3A CN201310027084A CN103054578B CN 103054578 B CN103054578 B CN 103054578B CN 201310027084 A CN201310027084 A CN 201310027084A CN 103054578 B CN103054578 B CN 103054578B
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Abstract
A meridian point research tester comprises a scanning electrode, a scanning electrode control connecting line, an impedance spectrum measurement control circuit, an upper computer communication interface and an upper computer. An electrode circuit on the scanning electrode is composed of a plurality of electrodes, a multipath choose switch circuit and an electrode choose microprocessor, the impedance spectrum measurement control circuit comprises a measurement control microprocessor and an impedance spectrum measurement circuit, each electrode is connected with the multipath choose switch circuit through electrode connecting lines, the measurement control microprocessor is connected with an electrode choose communication interface to control the impedance spectrum measurement control circuit to send orders to the scanning electrode, and choosing of needed electrodes is realized through control, of the multipath choose switch circuit and the scanning electrode, on the connecting lines. The meridian point research tester is used for measuring alternating-current impedance spectra between two acupoints or among meridians and collaterals and measuring alternating-current characteristics among acupoints and tissue around the acupoints, a scientific instrument is provided for researches on acupoints and meridians and collaterals, and a scientific basis is provided for scientifically defining the acupoints and meridians and collaterals.
Description
One, technical field
The present invention relates to medical instruments field, particularly the medical apparatus and instruments of Chinese medicine meridian research field.
Two, background technology
The traditional Chinese medical science is one of representative of Chinese culture.The research field that China greatly develops and subsidizes to the theoretical research of the traditional Chinese medical science.One of development bottleneck of theory of Chinese medical science is that the traditional Chinese medical science detecting instrument supporting traditional Chinese medical science system lacks.In theory of Chinese medical science, meridians and acupuncture point are the human body key positions of tcm diagnosis treatment.The meridians that the present invention is the traditional Chinese medical science and the detection at acupuncture point and measurement provide a kind of electronic machine and equipment, provide scientific instrument for setting up Basic Theories of Chinese Medicine.
Application number: CN201120310017 announce patent " Chinese medicine meridian detection instrument ", disclose a kind of Chinese medicine meridian detection instrument, by acupoint biological electrical signal detection pop one's head in obtain respectively human body difference meridians place bioelectrical signals identify collaterals of human.The patent " personal pocket meridian energy detector " that application number: CN201020146433.5 announces, discloses the design of a kind of personal pocket meridian energy detector, directly measures the D.C. resistance of acupuncture point relative to reference point.The patent " a kind of Chinese medicine acupoint positioning device and method " that application number: CN201110280650.2 announces, discloses a kind of Chinese medicine acupoint positioning device, adopts WAVELET PACKET DECOMPOSITION technology to carry out acupuncture point judgement.The patent " human body acupoint resistance value detector " that application number: CN200720128897.1 announces, discloses a kind of human body acupoint resistance value detector, judges acupuncture point by measuring D.C. resistance.These patents are direct current resistance m easurem ent technology to meridians detection employing.Due to the shortage of pertinent instruments, the research at meridians and acupuncture point does not also have precise definition, so the application of above-mentioned patent is subject to certain restrictions, finding accurately of acupuncture point also exists certain deviation.
Three, summary of the invention
The object of the invention is to provide scientific instrument for setting up Basic Theories of Chinese Medicine.The invention provides one not only for meridians and acupuncture point can be found accurately accurately, the more important thing is and this instrument is used for meridian research, the gauge of the theoretical basis of accurately location and definition is provided for finding acupuncture point accurately.The method that the present invention adopts is ac impedance spectroscopy research method.
The object of the invention is to reach like this: tester is by scan electrode, and scan electrode control connection line, impedance spectrum circuit of measurement and control, host computer communication interface, host computer forms.One end of scan electrode control connection line connects scan electrode, and the other end connects impedance spectrum circuit of measurement and control, and realizes two-way communication between impedance spectrum circuit of measurement and control.Impedance spectrum circuit of measurement and control is connected by host computer communication interface with host computer, realizes two-way communication between impedance spectrum circuit of measurement and control and host computer.Scan electrode control connection line contains electrode selects communication interface, gate line and VDD-to-VSS line.Scan electrode is provided with telegraph circuit, and telegraph circuit selects microprocessor to form by battery lead plate, electrode, multidiameter option switch circuit and electrode, and electrode, multidiameter option switch circuit and electrode select microprocessor to be fixed on battery lead plate.Each electrode is connected with multidiameter option switch circuit by electrode connecting line, and the gate line on multidiameter option switch circuit is connected to scan electrode control connection line.Electrode selects microprocessor to select communication interface to be connected with impedance spectrum circuit of measurement and control by the electrode of scan electrode control connection line, realizes communication.
Impedance spectrum circuit of measurement and control is by power circuit, Survey control microprocessor, impedance spectrum measuring circuit is formed, be connected by impedance spectrum Survey control interface between Survey control microprocessor with impedance spectrum measuring circuit and realize communicating, gate on scan electrode control connection line is connected in impedance spectrum circuit of measurement and control, Survey control microprocessor selects communication interface to be connected with the electrode on electrode control connection line, control group spectrometry control circuit sends order to scan electrode, electrode needed for selection, power circuit is that impedance spectrum circuit of measurement and control is powered, power circuit is powered to scan electrode by the power line of scan electrode control connection line.
Scan electrode has two, is connected respectively with two scan electrode control connection lines; Gate line on multidiameter option switch circuit is connected respectively the gate connecting line of two scan electrode control connection lines.Electrode selects microprocessor to select communication interface to be connected with impedance spectrum circuit of measurement and control by the electrode of scan electrode control connection line; Article two, the gate on scan electrode control connection line is connected in impedance spectrum measuring circuit, and Survey control microprocessor selects communication interface to be connected with the electrode on two scan electrode control connection lines.Power circuit is powered to scan electrode by two power lines of scan electrode control connection line.
Telegraph circuit on scan electrode is fixed on scan electrode restraint zone, and the two ends of scan electrode restraint zone are provided with by adhesive band.Some electrode arrangement on scan electrode are arranged on battery lead plate in the mode of row and column, and spacing is 1-2 millimeter.Number of electrodes n is respectively one of following quantity 25,36,49,64,81,100, and arrangement is respectively 5 rows 5 and arranges, 6 row 6 row, 7 row 7 row, 8 row 8 row, 9 row 9 row, one of 10 row 10 row; One of multidiameter option switch is the multiplexer switch that n selects, and n is 25,36,49,64,81,100.
The hemisphere of described electrode to be radius that rustless steel or silver are made be 0.1-0.5 millimeter, hemispherical plane is bonded on battery lead plate, and is connected with electrode connecting line, and hemisphere spherical surface is to the skin side of tissue.
Electrode on described telegraph circuit selects microprocessor to be single chip circuit or field programmable gate array; Survey control microprocessor in described impedance spectrum circuit of measurement and control is single-chip microcomputer or digital signal processor or microprocessor ARM.
Described host computer communication interface (4) is that serial communication connects or usb communication interface or RS232 communication interface or RS485 communication interface.The communication interface standard of host computer sends with the form of packet, and each packet is made up of several data, represents with 16 systems; From host computer sends to the packet of impedance spectrum circuit of measurement and control to comprise word 1, start word 2, data packet length, measuring frequency byte 1, measuring frequency byte 2, measuring frequency byte 3, arrange and measure gain byte 1, arrange and measure gain byte 2, gate 1, gate 2, data sampling period; From impedance spectrum control circuit sends to the packet of host computer to comprise word 1, start word 2, data packet length, measurement data real part byte 1, measurement data real part byte 2, measurement data imaginary part byte 1, measurement data imaginary part byte 2, measuring frequency byte 1, measuring frequency byte 2, measuring frequency byte 3, arrange and measure gain byte 1, arrange and measure gain byte 2.
Survey control microprocessor receives host computer order by host computer communication interface, under the control of host computer, select communication interface to control two scan electrodes by the electrode of scan electrode control connection line and select measurement electrode respectively, measured by impedance spectrum Survey control Interface Controller impedance spectrum measuring circuit, program circuit is: receive host computer order by host computer communication interface after starting, according to host computer order, communication interface gated sweep electrode (1-1 is selected by electrode, gate 1-2), according to host computer order, the measurement pattern of impedance spectrum measuring circuit is set by impedance spectrum Survey control interface, by the measurement data of impedance spectrum Survey control interface impedance spectrum measuring circuit, measurement data is sent to host computer by host computer communication interface, repeat.
Host computer is connected with impedance spectrum circuit of measurement and control by host computer communication interface, the test frequency of control group spectrometry control circuit and gate and test gain, its program circuit is: after starting, measuring frequency is set, measure gain, data sampling period, the gate of scan electrode is set, measuring frequency is sent to impedance measurement control circuit by host computer communication interface, measure gain, data sampling period, the gate of scan electrode, the real part measuring the data obtained and imaginary part is received by host computer communication interface, set up measured database, repeat.
Advantage of the present invention is: 1 can measure study ac impedance spectroscopy between two acupuncture points or meridians.2 can measure the ac impedance characteristic between the tissue of between acupuncture point and acupuncture point periphery.3 provide scientific instrument for the research of acupuncture point and meridians, and further for the scientific definition of acupuncture point and meridians provides scientific basis.
Four, accompanying drawing explanation
Fig. 1 is the structural representation of this tester.
Fig. 2 is the scan electrode structure schematic diagram of this tester.
Fig. 3 be the scan electrode of this tester install and use schematic diagram.
Fig. 4 is the telegraph circuit composition structural representation of this tester.
Fig. 5 is the scheme of installation of electrode on battery lead plate of this tester.
Fig. 6 is the flow chart of the electrode selection microprocessor of this tester.
Fig. 7 is scan electrode control connection line structure schematic diagram.
Fig. 8 is impedance spectrum circuit of measurement and control structural representation.
Fig. 9 is Survey control microprocessor program FB(flow block).
Figure 10 is host computer procedure FB(flow block).
Figure 11 is multidiameter option switch circuit diagram in embodiment.
Figure 12 is that in embodiment, electrode selects microcontroller circuit.
Figure 13 is Survey control microcontroller circuit in embodiment.
Host computer communication interface circuit figure in Figure 14 embodiment.
Figure 15 is embodiment middle impedance spectrometry circuit diagram.
In figure, 1-1, 1-2 scan electrode, 2-1, 2-2 scan electrode control connection line, 3 impedance spectrum circuit of measurement and control, 4 host computer communication interfaces, 5 host computers, 6-1, 6-2 adhesive band, 7 telegraph circuits, 8 scan electrode restraint zones, 9 tissues, 10 battery lead plates, 11-1 ~ 11-n electrode, 12-1 ~ 12-n electrode connecting line, 13 multidiameter option switch circuit, 14 electrodes select microprocessor, 15-1, 15-2 gate line, 16-1, 16-2 electrode selects communication interface, 17 power lines, 18 ground wires, 19 power circuits, 20 Survey control microprocessors, 21 impedance spectrum measuring circuits, 22 impedance spectrum Survey control interfaces.
Five, detailed description of the invention
See accompanying drawing.
This tester is by scan electrode, and scan electrode control connection line, impedance spectrum circuit of measurement and control 3, host computer communication interface 4, host computer 5 forms.Scan electrode has 1-1 and 1-2 two, and be connected with one end of two scan electrode control connection line 2-1 and 2-2 respectively, the other end of scan electrode control connection line is connected with impedance spectrum circuit of measurement and control 3.
The scan electrode of the present embodiment adopts the mode of adhesive band, telegraph circuit 7 and scan electrode restraint zone 8 formation.Scan electrode restraint zone 8 is the elastic insulant of band, and according to the position measuring tissue is different, scan electrode restraint zone varies in size, and at restraint zone two, adhesive band is housed.Adhesive band is a kind of adhering material, can adhesion under certain pressure effect, can separate under certain pulling force effect.Adhesion, with two 6-1,6-2, is arranged on scan electrode restraint zone two respectively, and on different surfaces.Telegraph circuit 7 is contained in the middle of scan electrode restraint zone 8.Under the effect of adhesive band, scan electrode restraint zone makes electrode on telegraph circuit and contact skin.The use of scan electrode as shown in Figure 3.
Telegraph circuit selects microprocessor 14 to form by battery lead plate 10, electrode 11-1 ~ 11-n, electrode connecting line 12-1 ~ 12-n, multidiameter option switch circuit 13, electrode.Battery lead plate 10 is a kind of flexible insulating materials, selects microprocessor for fixed electrode, electrode connecting line, multidiameter option switch circuit, electrode.Electrode is that rustless steel or silver are made, and be the hemisphere of radius 0.1-0.5 millimeter, hemispherical plane is bonded on battery lead plate, and is connected with electrode connecting line, and hemisphere spherical surface is to the skin side of tissue, and the installation of electrode on battery lead plate as shown in Figure 5.
Electrode can be divided into some rows and some row according to quantity, and spacing is 1-2 millimeter.One of number of electrodes is 25,36,49,64,81,100, arrangement is respectively 5 rows 5 and arranges, 6 row 6 row, 7 row 7 row, 8 row 8 row, 9 row 9 row, one of 10 row 10 row.Electrode connecting line 12-1 ~ 12-n is the wire of connection electrode and multidiameter option switch circuit, and outer surface insulate.Each electrode has an electrode connecting line correspondence.
Multidiameter option switch forms by several analog switch the multiplexer switch that n selects.One of n is consistent with number of electrodes, is 25,36,49,64,81,100.Multidiameter option switch, under electrode selects microprocessor-based control, is selected an electrode to be connected with the gate line in scan electrode control connection line, is connected to the electrode connecting end in impedance spectrum measuring circuit by gate line.The VDD-to-VSS line of gate line provides power supply for multidiameter option switch.The present embodiment selects the multi-way switch circuit selecting for 64, as shown in figure 11.The chip MM74HC4051 selecting 9 to be produced by National Semiconductor forms, as U1 ~ U9 in figure.In figure link N1 ~ N64 respectively with 64 Electrode connection.Link POLE is connected with impedance measuring circuit.Link A, B, C, E, D, F and electrode select microprocessor to be connected.
Electrode selects microprocessor to be single chip circuit or field programmable gate array, selects communication interface to communicate with impedance spectrum circuit of measurement and control by the electrode of scan electrode control connection line, under the control of impedance spectrum measuring circuit, selects measurement electrode.The VDD-to-VSS of gate line selects microprocessor to provide power supply for electrode.
The structure of scan electrode control connection line 2 as shown in Figure 7.Scan electrode control connection line contains electrode selects communication interface 16, gate line 15-1,15-2 and power line 17-1,17-2 and ground wire 18-1,18-2.Scan electrode control connection line is the connection wire between scan electrode 1-1,1-2 and impedance spectrum circuit of measurement and control 3.Power and ground provides power supply for scan electrode.Gate connecting line is by selected Electrode connection in impedance spectrum circuit of measurement and control, and electrode is selected communication interface to be used for impedance spectrum circuit of measurement and control and sent order to scan electrode, the electrode needed for selection.
Electrode selects the program of microprocessor as shown in Figure 6.Electrode is selected to be electrode needed for the data strobe that receives according to communication interface.
See Figure 12.The electrode that the present embodiment adopts selects microprocessor to be the single-chip microcomputer MSP430F135 that Texas Instruments produces, as UC1 in figure.In figure, J2 is single-chip microcomputer debugging and emulation interface.Link A, B, C, E, D, F are connected with multidiameter option switch circuit, the gating of control electrode.POLERDX, POLETXD are that electrode selects communication interface, are connected with Survey control microprocessor, realize the Control on Communication between electrode selection microprocessor and Survey control microprocessor.
See Fig. 8,9,13,15.Impedance spectrum circuit of measurement and control is by power circuit 19, Survey control microprocessor 20, and impedance spectrum measuring circuit 21 is formed.Power circuit 19 is powered for impedance spectrum circuit of measurement and control, and is powered by power line 17-1,17-2 to two scan electrode control connection lines and then power to two scan electrodes.
Survey control microprocessor 20 can be single-chip microcomputer, digital signal processor or ARM microprocessor, host computer order is received by host computer communication interface 4, under the control of host computer, select communication interface to control two scan electrodes by the electrode of scan electrode control connection line and select measurement electrode respectively.Measured by impedance spectrum Survey control Interface Controller impedance spectrum measuring circuit.Microprocessor-based control program circuit is: receive host computer order by host computer communication interface after starting, according to host computer order, communication interface is selected to control the gate of two scan electrodes 1-1,1-2 by electrode, according to host computer order, the measurement pattern of impedance spectrum measuring circuit is set by impedance spectrum Survey control interface, by the measurement data of impedance spectrum Survey control interface impedance spectrum measuring circuit, send measurement data by host computer communication interface to host computer, repeat.
Impedance spectrum measuring circuit is for measuring the ac impedance spectroscopy between two input electrodes.The two ends measured are connected on the electrode of institute's gating by the gate line of scan electrode connecting line.Measurement pattern is arranged by impedance spectrum Survey control interface by Survey control microprocessor.Measurement data is transferred to Survey control microprocessor by impedance spectrum Survey control interface.The Survey control microprocessor that the present embodiment adopts is the single-chip microcomputer MSP430F135 that Texas Instruments produces, as the UC2 in Figure 13.In Figure 13, J4 is single-chip microcomputer debugging and emulation interface.Link SCL, SDA are impedance measurement control interface, are connected with impedance measuring circuit.POLERDX1, POLETXD1, POLERDX2, POLETXD2 are that two pairs of electrodes select communication interface, select microprocessor to be connected respectively, realize the Control on Communication between gate microprocessor and Survey control microprocessor with two electrodes.RXD, TXD are serial communication interface, are connected with host computer communication interface circuit.The main chip of impedance spectrum measuring circuit is the chip AD5933 of U.S. Analog Devices, Inc..As shown in figure 15.In figure, POLE1, POLE2 are connected with the gate of scan electrode.SCL, SDA are connected with the impedance measurement control interface of Survey control microprocessor.
Host computer communication interface is serial communication interface, can be usb communication interface, RS232 communication interface, RS485 communication interface.Host computer communication interface is used for host computer transmits order from host computer to impedance spectrum test control circuit, and impedance spectrum test control circuit transmits test data to host computer.The communication interface standard of host computer is: Control on Communication sends with the form of packet, and each packet is made up of several data.Send to impedance spectrum circuit of measurement and control from host computer, represent with 16 systems: as table 1.
Table 1
| 0X55 | Start word 1 |
| 0XAA | Start word 2 |
| 0X0B | Data packet length |
| 0X | Measuring frequency byte 1 |
| 0X | Measuring frequency byte 2 |
| 0X | Measuring frequency byte 3 |
| 0X | Arrange and measure gain byte 1 |
| 0X | Arrange and measure gain byte 2 |
| 0X | Gate 1 |
| 0X | Gate 2 |
| 0X | Data sampling period (millisecond) |
Send to host computer from impedance spectrum control circuit, represent with 16 systems: as table 2.
Table 2
| 0XAA | Start word 1 |
| 0X55 | Start word 2 |
| 0X0C | Data packet length |
| 0X | Measurement data real part byte 1 |
| 0X | Measurement data real part byte 2 |
| 0X | Measurement data imaginary part byte 1 |
| 0X | Measurement data imaginary part byte 2 |
| 0X | Measuring frequency byte 1 |
| 0X | Measuring frequency byte 2 |
| 0X | Measuring frequency byte 3 |
| 0X | Arrange and measure gain byte 1 |
| 0X | Arrange and measure gain byte 2 |
The host computer communication interface that the present embodiment adopts is usb communication interface, as shown in figure 14.In figure, U4 selects the chip PL2303 of prosperous nine scientific & technical corporation in Taiwan, realizes the conversion of UART interface and USB interface.
Claims (4)
1. a meridian point search tester, it is characterized in that: tester is by scan electrode, scan electrode control connection line, impedance spectrum circuit of measurement and control (3), host computer communication interface (4), host computer (5) forms, and one end of scan electrode control connection line connects scan electrode, the other end connects impedance spectrum circuit of measurement and control, and realizes two-way communication between impedance spectrum circuit of measurement and control; Impedance spectrum circuit of measurement and control is connected by host computer communication interface with host computer, realizes two-way communication between impedance spectrum circuit of measurement and control and host computer;
Scan electrode control connection line contains electrode selects communication interface (16), gate line (15) and power supply (17) and ground wire (18);
Scan electrode is provided with telegraph circuit (7), telegraph circuit selects microprocessor (14) to form by battery lead plate (10), electrode (11), multidiameter option switch circuit (13) and electrode, and electrode (11), multidiameter option switch circuit (13) and electrode select microprocessor (14) to be fixed on battery lead plate (10); Each electrode is connected with multidiameter option switch circuit (13) by electrode connecting line (12), and the gate line on multidiameter option switch circuit (13) is connected to scan electrode control connection line; Electrode selects microprocessor (14) to select communication interface to be connected with impedance spectrum circuit of measurement and control (3) by the electrode of scan electrode control connection line, realizes communication;
Impedance spectrum circuit of measurement and control (3) is by power circuit (19), Survey control microprocessor (20), impedance spectrum measuring circuit (21) is formed, be connected by impedance spectrum Survey control interface (22) between Survey control microprocessor (20) with impedance spectrum measuring circuit (21) and realize communicating, gate on scan electrode control connection line is connected in impedance spectrum circuit of measurement and control, Survey control microprocessor (20) selects communication interface (16-1 with the electrode on electrode control connection line, 16-2) connect, control group spectrometry control circuit sends order to scan electrode, electrode needed for selection, power circuit (19) is impedance spectrum circuit of measurement and control (21) power supply, and by the power line of scan electrode control connection line, scan electrode is powered,
Described scan electrode has two (1-1,1-2), is connected respectively with two scan electrode control connection lines (2-1,2-2);
Gate line (15-1,15-2) on described multidiameter option switch circuit (13) is connected respectively the gate connecting line of two scan electrode control connection lines (2-1,2-2); Electrode selects microprocessor (14) to select communication interface (16-1,16-2) to be connected with impedance spectrum circuit of measurement and control (3) by the electrode of scan electrode control connection line (2-1,2-2); Article two, the gate (15-1,15-2) on scan electrode control connection line is connected in impedance spectrum measuring circuit, Survey control microprocessor (20) selects communication interface (16-1,16-2) to be connected with the electrode on two scan electrode control connection lines, and power circuit is powered to scan electrode by the power line (17-1,17-2) of scan electrode control connection line.
2. meridian point search tester as claimed in claim 1, is characterized in that: some electrodes (12-1 ~ 12-n) arrangement on described scan electrode is arranged on battery lead plate in the mode of row and column, and spacing is 1-2 millimeter;
One of described number of electrodes is respectively 25,36,49,64,81,100, arrangement is respectively 5 rows 5 and arranges, 6 row 6 row, 7 row 7 row, 8 row 8 row, 9 row 9 row, one of 10 row 10 row; One of multidiameter option switch is the multiplexer switch that n selects, and n is 25,36,49,64,81,100;
Described electrode (12-1 ~ 12-n) for radius that rustless steel or silver are made be the hemisphere of 0.1-0.5 millimeter, hemispherical plane is bonded on battery lead plate, and is connected with electrode connecting line, and hemisphere spherical surface is to the skin side of tissue;
Electrode on described telegraph circuit (7) selects microprocessor (14) to be single chip circuit or field programmable gate array; Survey control microprocessor (20) in described impedance spectrum circuit of measurement and control (3) is single-chip microcomputer or digital signal processor or microprocessor ARM.
3. meridian point search tester as claimed in claim 1, it is characterized in that: described host computer communication interface (4) is serial communication interface or usb communication interface or RS232 communication interface or RS485 communication interface, the communication interface standard of host computer sends with the form of packet, each packet is made up of several data, represents with 16 systems; From host computer sends to the packet of impedance spectrum circuit of measurement and control to comprise word 1, start word 2, data packet length, measuring frequency byte 1, measuring frequency byte 2, measuring frequency byte 3, arrange and measure gain byte 1, arrange and measure gain byte 2, gate 1, gate 2, data sampling period; From impedance spectrum control circuit sends to the packet of host computer to comprise word 1, start word 2, data packet length, measurement data real part byte 1, measurement data real part byte 2, measurement data imaginary part byte 1, measurement data imaginary part byte 2, measuring frequency byte 1, measuring frequency byte 2, measuring frequency byte 3, arrange and measure gain byte 1, arrange and measure gain byte 2.
4. meridian point search tester as claimed in claim 1, it is characterized in that: Survey control microprocessor receives host computer order by host computer communication interface, under the control of host computer, select communication interface to control two scan electrodes by the electrode of scan electrode control connection line and select measurement electrode respectively, measured by impedance spectrum Survey control Interface Controller impedance spectrum measuring circuit, program circuit is: receive host computer order by host computer communication interface after starting, according to host computer order, communication interface gated sweep electrode (1-1 is selected by electrode, gate 1-2), according to host computer order, the measurement pattern of impedance spectrum measuring circuit is set by impedance spectrum Survey control interface, by the measurement data of impedance spectrum Survey control interface impedance spectrum measuring circuit, measurement data is sent to host computer by host computer communication interface, repeat,
Host computer (5) is connected with impedance spectrum circuit of measurement and control by host computer communication interface, the test frequency of control group spectrometry control circuit and gate and test gain, its program circuit is: after starting, measuring frequency is set, measure gain, data sampling period, scan electrode (1-1 is set, gate 1-2), measuring frequency is sent to impedance spectrum circuit of measurement and control by host computer communication interface, measure gain, data sampling period, scan electrode (1-1, gate 1-2), the real part of the data obtained by the measurement of host computer communication interface and imaginary part, set up measured database, repeat.
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| CN201310027084.3A CN103054578B (en) | 2013-01-24 | 2013-01-24 | Meridian point search tester |
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| CN201310027084.3A CN103054578B (en) | 2013-01-24 | 2013-01-24 | Meridian point search tester |
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| CA2452367C (en) * | 2001-07-06 | 2008-10-28 | Aspect Medical Systems, Inc. | System and method for measuring bioelectric impedance in the presence of interference |
| CN2902191Y (en) * | 2006-01-25 | 2007-05-23 | 中国医学科学院生物医学工程研究所 | Electrode array sensor used for electrical impedance imaging |
| CN101066206A (en) * | 2007-06-04 | 2007-11-07 | 宋士明 | Heart function instrument electrode |
| CN100508880C (en) * | 2007-09-17 | 2009-07-08 | 中国人民解放军第四军医大学 | Electrical impedance scanning detection system and method of real-time multi-information extraction |
| KR100965351B1 (en) * | 2009-11-23 | 2010-06-22 | 박문서 | Apparatus for acupuncturing with measuring impedance in humanbody using electrode apparatus for measuring impedance in humanbody |
| CN202526172U (en) * | 2012-03-31 | 2012-11-14 | 成都华唯科技有限责任公司 | Meridian and collateral measuring apparatus |
| CN102707695B (en) * | 2012-06-08 | 2014-05-07 | 思澜科技（成都）有限公司 | Switching system for electrical impedance tomography |
| CN203226821U (en) * | 2013-01-24 | 2013-10-09 | 四川大学 | Meridian points research tester |
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