CN1303654A - Multi-target radio data transmission system for monitoring physiological and pathological signals - Google Patents
Multi-target radio data transmission system for monitoring physiological and pathological signals Download PDFInfo
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- CN1303654A CN1303654A CN 00114319 CN00114319A CN1303654A CN 1303654 A CN1303654 A CN 1303654A CN 00114319 CN00114319 CN 00114319 CN 00114319 A CN00114319 A CN 00114319A CN 1303654 A CN1303654 A CN 1303654A
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Abstract
A multitarget radio data transmission system consists of repeater, transmitter and computer. The transmitter is connected with detection probe for detecting various physiological and pathological signals by means of an interface, the repeater is made up by connecting baseband signal receiving, digital signal extracting and chip microprocessor modules in turn, and its output end is connected with the computer. The described interface is compatible with the probes of blood oxygen, blood volume, blood sugar, pulse and blood pressure. It also can make real-time monitoring for free-moving monitored person, and also can be used for simultanously monitoring several objects on the same display terminal.
Description
The invention belongs to wireless radio transmission and field of medical, be a kind of medical diagnosis, dok guardian product of utilizing wireless system for transmitting data to the physiological and pathological monitoring.
Along with the raising day by day of Chinese economic development and people's living standard, people have had new demand to medical treatment and hygienic measures.Therefore, how, the patient becomes pressing for of vast medical institutions for providing more convenient, diagnosis efficiently and state of illness monitoring.Some miniature, portable detections based on electrophysiologicalsignal signal detection, custodial care facility proposed at Chinese patent No:96236520.3 " Miniature instrument for monitoring and analyzing function of heart ", No:93234138.1 " a kind of intelligent portable electron device that is used for the human ecg signal processing ".These equipment utilization electrophysiologicalsignal signal detection technology are gathered, are handled and the analysis electrocardiosignal, and carry out alarm when noting abnormalities, and store recording exceptional data automatically.In the given technology of No:93234138.1 patent, can write down abnormal signal, report to the police, demonstration in real time, printout and telephonic communication; And in the No:96236520.3 patented technology, then can data be mail to hospital by the voice reproducing circuit.But still there are many deficiencies in these technology.At first, in clinical practice, above technology only is detection, analysis and the processing at electrocardiosignal, the physiological and pathological signals that can provide is single, purposes is not extensive, do not possess universality, can not satisfy vast medical institutions carry out different physiological and pathological signals continuous monitorings to different patients demand.Secondly, on the monitoring mode of physiological and pathological signals, 93234138.1 the transmission of abnormal data in the patented technology, warning can only be undertaken by demonstration, printout and telephonic communication, though 96236520.3 begin to utilize wireless channel transmission data in the patented technology, but the information of transmitting is limited, do not realize that the multiobject while monitors in real time yet, therefore truly do not finish the wireless concentrated monitoring of multiple target physiological and pathological signals.
The objective of the invention is, provide a kind of portable multiple target wireless radiofrequency data transmission technology is applied to the wireless real-time continuous monitoring of physiological and pathological signals, make it to realize the system that the different physiological and pathological signals (as blood oxygen, blood appearance, pulse, blood glucose, blood pressure etc.) of patients in a plurality of the moving carry out real-time wireless concentrated monitoring simultaneously.
The multi-target radio data transmission system that is used for monitoring physiological and pathological signals of the present invention is made up of communication repeating machine, transmitter and computer.Constituting of each several part:
The interface 2 that transmitter 1 passes through to be provided is connected with the detection probe 3 of surveying various physiological and pathological signals; Transmitter 1 with the data-measuring gathered, coding after transmitting antenna 4 is made wireless transmit.
Repeater can be divided into three parts on structure: baseband signal receiver module 5, digital signal extraction module 6 and one-chip computer module 7, this three part connects successively, its function is the radio signal that responsible reception, demodulation transmitter are sent, and output signal is transferred to computer 8 with the serial communication mode that meets the RS232 standard.
One or more baseband signal receiver module 5 and corresponding digital signal extraction module 6 are arranged, wireless signal that transmitter 1 is sent of each baseband signal receiver module 5 corresponding reception in said repeater.
The transmitter architecture principle as shown in Figure 2, comprise system clock produce circuit 9, sequential control circuit 10, multi channel signals commutation circuit 11, modulus (A/D) command generator 12, A/D converter and control circuit 13, data encapsulation circuit 14, synchronously and gap marker produce circuit 15 and radio-frequency transmissions circuit 16 etc., and provide interface 2 and realization to the driving of different physiological and pathological detection probe 3 and the circuit arrangement of signals collecting.Its annexation is: system clock produces circuit 9 and is connected with sequential control circuit 10, sequential control circuit 10 with multi channel signals commutation circuit 11, A/D command generator 12, be connected with gap marker circuit 15, interface 2 synchronously; Multi channel signals association changes circuit 11 and is connected with A/D command generator 12, data encapsulation circuit 14; A/D command generator 12 is connected with A/D converter and control circuit 13, and A/D converter and control circuit 13 are connected with data encapsulation circuit 14; Be connected with data encapsulation circuit 14 with gap marker circuit 15 synchronously; Data encapsulation circuit 14 is connected with radio-frequency transmissions circuit 16; Interface 2 is connected with probe 3; Probe 3 is connected with A/D converter and control circuit 13.
Said probe 3 can be measured the probe of blood oxygen, blood appearance, blood glucose, pulse for adopting spectroscopic method, provide driving, the modulation circuit of semiconductor laser light source (LD) or LED source (LED) in the probe 3 in the said interface 2, and the biasing of detector (photodiode) and the drive circuit of preamplifier.Equally, for the measuring blood pressure probe, its interface 2 also provides the drive circuit to pressure transducer.Said transmitter module 16 works in microwave frequency band, and tranmitting frequency can be regulated between 280MHz～350MHz.
The said multi-target radio data transmission system that is used for monitoring physiological and pathological signals of the present invention, utilize frequency division multiple access (FDMA) and time-sharing multiplexing technology, and the interface that can communicate by letter with multiple physiological and pathological signals detection probe that on transmitting set, provides, can realize simultaneously the real-time radio of many patients, multiple physiological and pathological signals being concentrated monitoring.The probe of any design of interface standard according to the rules all can utilize this radio frequency sending set to carry out the wireless transmission of physiological and pathological signals, thereby realized the structure-irrelevant of physiological and pathological signals detection probe and transfer of data, also promptly realized of the wireless transparent transmission of the different probes output signals of telecommunication to telecommunication repeater and processing, display terminal.The said technology of the present invention, its interface is compatible to following several probes:
Blood oxygen;
Blood holds;
Blood glucose;
Pulse;
Blood pressure;
Blood oxygen+blood holds;
Blood oxygen+pulse;
Blood appearance+pulse;
Blood oxygen+blood appearance+pulse.
Adopt the said multi-target radio data transmission system that is used for monitoring physiological and pathological signals of the present invention, can realize the wireless concentrated monitoring of physiological and pathological signals, and have following characteristics and effect:
(1) makes that the patient can be free movable in certain zone when detecting, rather than monitor, the detected person is confined to by sick bed or the detecting instrument as traditional wired formula;
(2) adopt many-to-one concentrated monitoring mode, can be implemented on the same date processing display terminal and monitor a plurality of objects simultaneously, make system cost reduce greatly;
(3) because above institute has, it also will be widely used aspect athletes training, for example, can concentrate, monitor in real time several athletes variation of various physiological parameters in training process simultaneously.
Accompanying drawing 1: multi-target radio data transmission system theory diagram;
Accompanying drawing 2: transmitter constitutes schematic diagram.
Below in conjunction with accompanying drawing and embodiment multi-target radio data transmission system principle, the structure that is used for monitoring physiological and pathological signals of the present invention is further described.
Whole multi-target radio data transmission system as shown in Figure 1.From a structural point, native system is made up of communication repeating machine (part shown in the frame of broken lines among the figure) and transmitter.One or more baseband signal receiver module 5 and corresponding digital signal extraction module 6 are arranged, radio signal that transmitter 1 is sent of each baseband signal receiver module 5 corresponding reception in said repeater.Driving, data acquisition, quantification, coding and wireless transmit that the interface 2 that transmitter 1 passes through to be provided is realized various physiological and pathological signals detection probe 3.Baseband signal receiver module 5 in the repeater, digital signal extraction module 6 and one-chip computer module 7 are connected successively, the radio signal of be responsible for to receive, demodulation transmitter 1 being sent, and each road signal is transferred to computer 8 with the serial communication mode that meets the RS232 standard.Transmitter 1 will from the signals of telecommunication of 3 outputs of popping one's head in through A/D conversion, add synchronously and behind the channel recognition sign and form baseband digital signal, again by launching to repeater after the high frequency carrier amplitude modulation about 320MHz.On wireless channel, each transmitter 1 uses different carrier frequencies; In the repeater part, 7 pairs of each digital signal extraction modules of one-chip computer module are with different address polls, and promptly system realizes many-to-one multi-computer communication with frequency division multiple access.For each transmitter, the multiple signals of probe output use identical wireless channel to carry out the wireless transmit of serial by the mode of time-sharing multiplex.
Data to repeater, 8 all be to adopt asynchronous communication means from the repeater to the computer again, so whole system are asynchronous communication systems from transmitter 1.
Transmitter architecture as shown in Figure 2, comprise that system clock produces circuit 9, sequential control circuit 10, multi channel signals commutation circuit 11, modulus (A/D) command generator 12, A/D conversion and control circuit 13, data encapsulation 14, synchronously and gap marker produce circuit 15 and radio-frequency transmissions circuit 16, and interface 2 and realization are to the driving and the signal acquisition circuit of different physiological and pathological detection probe 2.
On the said transmitter 1 of the present invention, one or more interface 2 can be set, on said each interface 2, can patch the probe 3 that detects disparity items as required.For example, measure the probe of blood oxygen, blood appearance, blood glucose, pulse, driving, the modulation of probe 3 light sources are set in these interfaces 2, circuit such as detector biasing and preamplifier; For measuring blood pressure probe 3, its interface 2 provides the drive circuit to pressure transducer.
Said baseband signal receiver module comprises that partly radio frequency receiving demodulation module, amplification, emitter following, clamper, thresholding produce and decision circuit.
The effect of digital signal extraction module is to extract synchronizing signal and gap marker from baseband signal, and provides direct data for single-chip microcomputer after string and conversion.Each data signal extraction module all is articulated on the bus of single-chip microcomputer, and the multipotency of system is hung 20 digital signal extraction modules.The address of passage is made up of extension address and channel number two parts, and module's address can change by jumper switch.
In system, the task of single-chip microcomputer is to read in data and send these data with the standard of RS232 to computer from each data input pin.
The data that computer is responsible for serial port is collected process and display.
Claims (11)
1, a kind of multi-target radio data transmission system that is used for monitoring physiological and pathological signals is made up of communication repeating machine, transmitter and computer, it is characterized in that the constituting of each several part:
The interface (2) that transmitter (1) passes through to be provided is connected with the detection probe (3) of surveying various physiological and pathological signals;
Transmitter comprise system clock produce circuit (9), sequential control circuit (10), multi channel signals commutation circuit (11), modulus (A/D) command generator (12), A/D converter and control circuit (13), data encapsulation circuit (14), synchronously and gap marker produce circuit (15) and radio-frequency transmissions circuit (16), and interface (2) and realization driving and the signal acquisition circuit to different physiological and pathological detection probe (3) arranged; Its annexation is: system clock produces circuit (9) and is connected with sequential control circuit (10), sequential control circuit (10) with multi channel signals commutation circuit (11), A/D command generator (12), be connected with gap marker circuit (15), interface (2) synchronously; Multi channel signals commutation circuit (11) is connected with A/D command generator (12), data encapsulation circuit (14); A/D command generator (12) is connected with A/D converter and control circuit (13), and A/D converter and control circuit (13) are connected with data encapsulation circuit (14); Be connected with data encapsulation circuit (14) with gap marker circuit (15) synchronously; Data encapsulation circuit (14) is connected with radio-frequency transmissions circuit (16); Interface (2) is connected with probe (3); Probe (3) is connected with A/D converter and control circuit (13);
Repeater is divided into three parts: baseband signal receiver module (5), digital signal extraction module (6) and one-chip computer module (7), and this three part connects successively, and the signal of its output is connected with computer (8) with the serial communication mode that meets the RS232 standard;
According to the said multi-target radio data transmission system of claim 1, it is characterized in that 2, said probe (3) can be measured the probe of blood oxygen, blood appearance, blood glucose, pulse for adopting spectroscopic method.
3, according to the said multi-target radio data transmission system of claim 2, it is characterized in that, in said interface (2), be provided with driving, the modulation circuit of probe (3) semiconductor laser light source and/or light emitting diode, the drive circuit of detector biasing and preamplifier;
According to the said multi-target radio data transmission system of claim 1, it is characterized in that 4, said probe (3) can be popped one's head in for measuring blood pressure.
5, according to the said multi-target radio data transmission system of claim 3, it is characterized in that, in said its interface (2), provide drive circuit pressure transducer.Provide drive circuit in said its interface (2) to pressure transducer.
6, according to the said multi-target radio data transmission system of claim 1, it is characterized in that, on said transmitter (1), one or more interface (2) can be set.
According to the said multi-target radio data transmission system of claim 1, it is characterized in that 7, one or more baseband signal receiver module (5) and corresponding digital signal extraction module (6) are arranged in said repeater.
According to the said multi-target radio data transmission system of claim 1, it is characterized in that 8, said baseband signal receiver module (5) part comprises that radio frequency receiving demodulation module, amplification, emitter following, clamper, thresholding produce and decision circuit.
According to the said multi-target radio data transmission system of claim 1, it is characterized in that 9, said interface can be compatible to following several probes:
Blood oxygen;
Blood holds;
Blood glucose;
Pulse;
Blood pressure;
Blood oxygen+blood holds;
Blood oxygen+pulse;
Blood appearance+pulse
Blood oxygen+blood appearance+pulse.
10, a kind of multi-target radio data transmission system that is used for monitoring physiological and pathological signals is made up of communication repeating machine, transmitter and computer, the constituting of each several part:
The interface (2) that transmitter (1) passes through to be provided is connected with the detection probe (3) of surveying various physiological and pathological signals; Transmitter comprise system clock produce circuit (9), sequential control circuit (10), multi channel signals commutation circuit (11), modulus (A/D) command generator (12), A/D converter and control circuit (13), data encapsulation circuit (14), synchronously and gap marker produce circuit (15) and radio-frequency transmissions circuit (16), and interface (2) and realization driving and the signal acquisition circuit to different physiological and pathological detection probe (3) arranged; Its annexation is: system clock produces circuit (9) and is connected with sequential control circuit (10), sequential control circuit (10) with multi channel signals commutation circuit (11), A/D command generator (12), be connected with gap marker circuit (15), interface (2) synchronously; Multi channel signals commutation circuit (11) is connected with A/D command generator (12), data encapsulation circuit (14); A/D command generator (12) is connected with A/D converter and control circuit (13), and A/D converter and control circuit (13) are connected with data encapsulation circuit (14); Be connected with data encapsulation circuit (14) with gap marker circuit (15) synchronously; Data encapsulation circuit (14) is connected with radio-frequency transmissions circuit (16); Interface (2) is connected with probe (3); Probe (3) is connected with A/D converter and control circuit (13);
Repeater is divided into three parts: baseband signal receiver module (5), digital signal extraction module (6) and one-chip computer module (7), and this three part connects successively, and the signal of its output is connected with computer (8) with the serial communication mode that meets the RS232 standard;
It is characterized in that: the said multi-target radio data transmission system that is used for monitoring physiological and pathological signals can be used for the blood oxygen to organism; Blood holds; Blood glucose; Pulse; Blood pressure carries out remote live respectively or simultaneously and detects.
11, according to the said multi-target radio data transmission system of claim 10, it is characterized in that, the said multi-target radio data transmission system that is used for monitoring physiological and pathological signals can be concentrated, monitor in real time several athletes variation of various physiological parameters in training process simultaneously.
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| CN 00114319 CN1303654A (en) | 2000-01-07 | 2000-01-07 | Multi-target radio data transmission system for monitoring physiological and pathological signals |
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| CN 00114319 CN1303654A (en) | 2000-01-07 | 2000-01-07 | Multi-target radio data transmission system for monitoring physiological and pathological signals |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100456859C (en) * | 2003-08-22 | 2009-01-28 | 香港中文大学 | Wireless mobile communicating apparatus with comprehensive phsiological parameter measuring function |
| WO2009033374A1 (en) * | 2007-09-13 | 2009-03-19 | Chang-An Chou | Distributed multi-channel physiological monitoring and analyzing system |
| CN102539774A (en) * | 2010-12-21 | 2012-07-04 | 中国科学院电子学研究所 | Handheld type multi-parameter on-site fast biochemical detector |
| CN103198639A (en) * | 2013-02-28 | 2013-07-10 | 中交天航滨海环保浚航工程有限公司 | Pressure detection and remote reporting system of dredging and sludge-discharge pipeline |
| CN105701335A (en) * | 2015-12-23 | 2016-06-22 | 河北北方学院 | Medical signal processing system |
| CN106805942A (en) * | 2015-12-02 | 2017-06-09 | 聆脉医疗科技（上海）有限公司 | Human Physiology information gathering component, human body physiological parameter measuring apparatus and system |
| CN108120852A (en) * | 2017-11-24 | 2018-06-05 | 清华大学 | A kind of Multi probe time sharing multiplex device, flow rate measuring device and method |
-
2000
- 2000-01-07 CN CN 00114319 patent/CN1303654A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100456859C (en) * | 2003-08-22 | 2009-01-28 | 香港中文大学 | Wireless mobile communicating apparatus with comprehensive phsiological parameter measuring function |
| WO2009033374A1 (en) * | 2007-09-13 | 2009-03-19 | Chang-An Chou | Distributed multi-channel physiological monitoring and analyzing system |
| CN102539774A (en) * | 2010-12-21 | 2012-07-04 | 中国科学院电子学研究所 | Handheld type multi-parameter on-site fast biochemical detector |
| CN103198639A (en) * | 2013-02-28 | 2013-07-10 | 中交天航滨海环保浚航工程有限公司 | Pressure detection and remote reporting system of dredging and sludge-discharge pipeline |
| CN106805942A (en) * | 2015-12-02 | 2017-06-09 | 聆脉医疗科技（上海）有限公司 | Human Physiology information gathering component, human body physiological parameter measuring apparatus and system |
| CN105701335A (en) * | 2015-12-23 | 2016-06-22 | 河北北方学院 | Medical signal processing system |
| CN108120852A (en) * | 2017-11-24 | 2018-06-05 | 清华大学 | A kind of Multi probe time sharing multiplex device, flow rate measuring device and method |
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