CN104799846A - Conversion device and conversion method for wirelessly transmitting electrocardiograph monitoring signal - Google Patents

Conversion device and conversion method for wirelessly transmitting electrocardiograph monitoring signal Download PDF

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Publication number
CN104799846A
CN104799846A CN201510238202.4A CN201510238202A CN104799846A CN 104799846 A CN104799846 A CN 104799846A CN 201510238202 A CN201510238202 A CN 201510238202A CN 104799846 A CN104799846 A CN 104799846A
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signal
resistance
electrocardiosignal
breast
input
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CN201510238202.4A
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孙英贤
杨卫东
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Abstract

The invention relates to a conversion device and a conversion method for wirelessly transmitting an electrocardiograph monitoring signal. The conversion device comprises a star-shaped resistance network and a chest resistance signal input circuit; a central node of the star-shaped resistance network is used as a Wilson middle end, each branch of the star-shaped resistance network respectively comprises an electrocardiograph signal input end, a fixed resistance and a variable resistance assembly; the chest resistance signal input circuit consists of a chest resistance variable signal input end and a variable resistance control element in series connection; the variable resistance control element is used for adjusting the resistance value of the variable resistance assembly on each branch of the star-shaped resistance network to obtain a chest resistance analog breathing signal, and the electrocardiograph signal inputted by each branch is outputted by a lead signal output end after being connected with the chest resistance analog breathing signal on each branch in parallel. By adopting the conversion device and the conversion method, under the condition of not changing the medical electrocardiograph monitoring circuit, programs and structures, the variation and lead separation situation of a human body chest resistance can be simulated.

Description

A kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions and conversion method
Technical field
The present invention relates to a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions and conversion method, belong to medical cardiac monitoring correlative technology field.
Background technology
At present, known medical electrocardiogram monitor, by the electrocardiosignal of conducting wire pickup human body, will guard breathing rate and amplitude by the change of thoracic cavity bulk resistor during collection human body respiration simultaneously, and at lead-fail detector alarm.If will in the electrocardiogram monitor used wirelessly transmitting data, electrocardiogram monitor need disconnect original electrocardiogram acquisition circuit and install wireless receiving circuit additional, and new coding of laying equal stress on resolves the ecg information of wireless receiving, could show on screen.When reality is implemented, hospital electrocardiogram monitor brand, model very many, transform electrocardiogram monitor difficulty huge, the investment business of needs is very large, so be difficult to the wireless transmission realizing data.In order to by accurate in electrocardiogram monitor, complete for the above-mentioned information of wireless collection reproduction, electrocardiosignal can only be reproduced to the input of electrocardiogram monitor by injecting Received signal strength, but method completes the monitoring of breathing, lead-fail detector change, therefore needs a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions and conversion method.
Summary of the invention
In order to solve the problems of the technologies described above, patent of the present invention provides a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions and conversion method, this device is arranged between signal wireless receiving terminal and electrocardiogram monitor, adopt the reproduction output circuit of star resistor network composition electrocardiosignal on the one hand, use thoracic cavity bulk resistor situation of change during variable resistance control element rediscover human body respiration, be provided with on the other hand connection in device to come off analogue enlargement end, control simulation switch module thus the situation of emulation lead-fail detector.The invention solves the huge technical problem realizing difficulty of investment produced because wireless transmission needs to drive electrocardiogram monitor existed in prior art.
To achieve these goals, the technical solution used in the present invention is: a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions, be made up of star resistor network, variable resistor assembly, variable resistance control element, analog switch assembly, the central node of star resistance is as Wilson's middle-end; Each route fixed resistance of network, variable resistor assembly and analog switch assembly composition, is provided with electrocardiosignal input, variable resistor assembly, analog switch assembly, lead signals outfan in star resistor network.The electrocardiosignal received is in the input of electrocardiosignal input, and the effect of each element in star resistor network, exports at lead signals outfan, reduce the human ecg signal of measurement; The thoracic cavity bulk resistor change that the resistance simulated respiration that breath signal drives variable resistance control element to change variable resistor assembly produces, by disconnecting the make and break contact simulation lead-fail detector state in analog switch assembly corresponding to lead-fail detector signal; It is characterized in that: the output circuit adopting star resistor network composition electrocardiosignal, the central node of star resistor network is as Wilson's middle-end, and each variable resistance, fixed resistance propped up in route electrocardiosignal input, fixed resistance, variable resistor assembly of star resistor network is in series.
After the electrocardiosignal of the electrocardiosignal input input of each branch road is in parallel with the breast resistance simulation breath signal on same branch road respectively, be connected with analog switch component inputs again, the outfan of analog switch assembly is connected with lead signals outfan, analog switch assembly is connected with lead-fail detector analogue enlargement end, for controlling the on off operating mode of the analog switch assembly on each branch road, simulation conducting wire comes off state.
Described analog switch assembly is semiconducter simulation switch integrated circuit or relay group.
Described electrocardiosignal input is led lead signals input by limb lead signal input part and breast and is formed.
Described variable resistance control element is made up of light emitting diode or miniature bulb.
Described variable resistor assembly is made up of photoconductive resistance.
For a conversion method for radio electrocardiographicmonitoring monitoring Signal transmissions, it is characterized in that: the steps include:
1) whether correctly the reception of signal: the signal received inputs in microprocessor processes and processes by antenna, judge data and data type, if then carry out step 2), then again receive if not and process data;
2) input of signal: the electrocardiosignal after processor process, lead-fail detector analogue signal and breast electricity resistance variations signal is input in the conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions;
3) process of signal: adopt star resistor network to process to the received signal:
3a) breast resistance variations signal is processed, breast resistance variations signal input part (10) is connected with light emitting diode or miniature bulb, the resistance changing photoconductive resistance is irradiated by light emitting diode or miniature bulb, digital signal is converted into analogue signal, thus the change of emulation reduction breast resistance, obtain breast resistance simulation breath signal;
4) output of signal: the breast resistance simulation breath signal after process is exported in electrocardiogram monitor by exporting lead signals outfan to together with electrocardiosignal, if now receive off signal, complete transmission shutdown, if without off signal, return step 1).
Also step 3b is included in described step 3)):
3b) electrocardiosignal is connected on the signal input part of star resistor network, with through step 3a) process after breast resistance variations signal together with export lead signals outfan to through analog switch assembly, lead-fail detector analogue enlargement end is connected to control simulation switch module on analog switch assembly, if detect, the lead signals on a certain branch road comes off, then disconnection analog switch assembly is arranged on the switch on this branch road, makes this branch road does not export breast resistance variations signal and electrocardiosignal.
Beneficial effect of the present invention is: the present invention adopts said structure, provide a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions and conversion method, this device is arranged between signal wireless receiving terminal and electrocardiogram monitor, adopt the reproduction output circuit of star resistor network composition electrocardiosignal on the one hand, by thoracic cavity bulk resistor situation of change during variable resistance control element rediscover human body respiration, be provided with on the other hand connection in device to come off analogue enlargement end, control simulation switch module, thus the situation of emulation lead-fail detector.The invention provides a kind of can under the condition not changing medical cardiac monitoring circuit, program and structure, the conversion equipment of the radio electrocardiographicmonitoring monitoring Signal transmissions of simulated humanbody breast resistance variations and lead-fail detector situation and conversion method.
Accompanying drawing explanation
Fig. 1: be the system block diagram of the present invention's application.
Fig. 2: be circuit theory diagrams of the present invention.
Fig. 3: be the flow chart of conversion method of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, patent of the present invention is described in detail.
Embodiment 1: a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions, is made up of star resistor network, variable resistor assembly 7, variable resistance control element 9, analog switch assembly 5, and the central node of star resistance is as Wilson's middle-end.Each route fixed resistance 8 of network, variable resistor assembly 7 and analog switch assembly 5 form, and are provided with electrocardiosignal input 11, variable resistor assembly 7, analog switch assembly 5, lead signals outfan 4 in star resistor network.The electrocardiosignal received inputs at electrocardiosignal input 11, and the effect of each element in star resistor network, exports at lead signals outfan 4, reduces the human ecg signal of measurement; The thoracic cavity bulk resistor change that the resistance simulated respiration that breath signal drives variable resistance control element 9 to change variable resistor assembly 7 produces, by disconnecting the make and break contact simulation lead-fail detector state in analog switch assembly 5 corresponding to lead-fail detector signal; It is characterized in that: the output circuit adopting star resistor network composition electrocardiosignal, the central node of star resistor network is as Wilson's middle-end, and each variable resistance, fixed resistance propped up in route electrocardiosignal input 11, fixed resistance 8, variable resistor assembly 7 of star resistor network is in series.
Electrocardiosignal input 11 is led lead signals input 2 by limb lead signal input part 1 and breast and is formed, and wherein three tunnels are lead signals input 1, six tunnel is that breast leads lead signals input 2.Variable resistance control element 9 is made up of light emitting diode or miniature bulb, and variable resistor assembly 7 is made up of photoconductive resistance, irradiates by optical diode or miniature bulb luminescence the resistance changing photoconductive resistance, thus thoracic cavity resistance variations situation during reduction human body respiration.
For a conversion method for radio electrocardiographicmonitoring monitoring Signal transmissions, the steps include:
1) whether correctly the reception of signal: the signal received inputs to during microprocessor 12 processes and processes by antenna 16, judge data and data type, if then carry out step 2), then again receive if not and process data;
2) input of signal: the electrocardiosignal after processor 12 processes, lead-fail detector analogue signal and breast electricity resistance variations signal is input in electrocardiosignal conversion equipment 13;
3) process of signal: adopt star resistor network to process to the received signal:
3a) breast resistance variations signal is processed, breast resistance variations signal input part 10 is connected with light emitting diode or miniature bulb, the resistance changing photoconductive resistance is irradiated by light emitting diode or miniature bulb, digital signal is converted into analogue signal, thus the change of emulation reduction breast resistance, obtain breast resistance simulation breath signal;
4) output of signal: the breast resistance simulation breath signal after process is exported in electrocardiogram monitor 15 by exporting lead signals outfan 4 to together with electrocardiosignal, if now receive off signal, complete transmission shutdown, if without off signal, return step 1).
Embodiment 2:
A kind of conversion equipment 13 for radio electrocardiographicmonitoring monitoring Signal transmissions, its structure is: include star resistor network and breast resistance signal input circuit, the central node of star resistor network, as Wilson's middle-end 6, each branch road of star resistor network includes an electrocardiosignal input 11, fixed resistance 8 and variable resistor assembly 7.Breast resistance signal input circuit is composed in series by breast resistance variations signal input part 10 and variable resistance control element 9.Variable resistance control element 9 is driven by breast resistance signal; Regulated the resistance of the variable resistor assembly 7 on each branch road of star resistor network by variable resistance control element 9, obtain breast resistance simulation breath signal; Through being exported by lead signals outfan 4 after the electrocardiosignal that the electrocardiosignal input 11 of each branch road inputs is in parallel with the breast resistance simulation breath signal on same branch road respectively, achieve the emulation of human ecg signal, breath signal.
Electrocardiosignal input 11 is led lead signals input 2 by limb lead signal input part 1 and breast and is formed, and wherein three tunnels are lead signals input 1, six tunnel is that breast leads lead signals input 2.Variable resistance control element 9 is made up of light emitting diode or miniature bulb, and variable resistor assembly 7 is made up of photoconductive resistance, irradiates by optical diode or miniature bulb luminescence the resistance changing photoconductive resistance, thus thoracic cavity resistance variations situation during reduction human body respiration.
For a conversion method for radio electrocardiographicmonitoring monitoring Signal transmissions, the steps include:
1) whether correctly the reception of signal: the signal received inputs to during microprocessor 12 processes and processes by antenna 16, judge data and data type, if then carry out step 2), then again receive if not and process data;
2) input of signal: the electrocardiosignal after processor 12 processes, lead-fail detector analogue signal and breast electricity resistance variations signal is input in electrocardiosignal conversion equipment 13;
3) process of signal: adopt star resistor network to process to the received signal:
3a) breast resistance variations signal is processed, breast resistance variations signal input part 10 is connected with light emitting diode or miniature bulb, the resistance changing photoconductive resistance is irradiated by light emitting diode or miniature bulb, digital signal is converted into analogue signal, thus the change of emulation reduction breast resistance, obtain breast resistance simulation breath signal;
4) output of signal: the breast resistance simulation breath signal after process is exported in electrocardiogram monitor 15 by exporting lead signals outfan 4 to together with electrocardiosignal, if now receive off signal, complete transmission shutdown, if without off signal, return step 1).
Embodiment 3:
For a conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions, as shown in Figure 2, its structure is: include star resistor network and breast resistance signal input circuit.The central node of star resistor network, as Wilson's middle-end 6, each branch road of star resistor network includes an electrocardiosignal input 11, fixed resistance 8 and variable resistor assembly 7.Breast resistance signal input circuit is composed in series by breast resistance variations signal input part 10 and variable resistance control element 9.Described variable resistance control element 9 is driven by breast resistance signal; Regulated the resistance of the variable resistor assembly 7 on each branch road of star resistor network by variable resistance control element 9, obtain breast resistance simulation breath signal, achieve the emulation of human ecg signal, breath signal.After the electrocardiosignal that the electrocardiosignal input 11 of each branch road inputs is in parallel with the breast resistance simulation breath signal on same branch road respectively, be connected with analog switch assembly 5 input again, the outfan of analog switch assembly 5 is connected with lead signals outfan 4, analog switch assembly 5 is connected with lead-fail detector analogue enlargement end 3, for controlling the on off operating mode of the analog switch assembly 5 on each branch road, simulation conducting wire comes off state.Electrocardiosignal input 11 is led lead signals input 2 by limb lead signal input part 1 and breast and is formed, and wherein three tunnels are lead signals input 1, six tunnel is that breast leads lead signals input 2.Variable resistance control element 9 is made up of light emitting diode or miniature bulb, and variable resistor assembly 7 is made up of photoconductive resistance, irradiates by optical diode or miniature bulb luminescence the resistance changing photoconductive resistance, thus thoracic cavity resistance variations situation during reduction human body respiration.
For a conversion method for radio electrocardiographicmonitoring monitoring Signal transmissions, the steps include:
1) whether correctly the reception of signal: the signal received inputs to during microprocessor 12 processes and processes by antenna 16, judge data and data type, if then carry out step 2), then again receive if not and process data;
2) input of signal: the electrocardiosignal after processor 12 processes, lead-fail detector analogue signal and breast electricity resistance variations signal is input in electrocardiosignal conversion equipment 13;
3) process of signal: adopt star resistor network to process to the received signal:
3a) breast resistance variations signal is processed, breast resistance variations signal input part 10 is connected with light emitting diode or miniature bulb, the resistance changing photoconductive resistance is irradiated by light emitting diode or miniature bulb, digital signal is converted into analogue signal, thus the change of emulation reduction breast resistance, obtain breast resistance simulation breath signal;
3b) electrocardiosignal is connected on the signal input part of star resistor network, with through step 3a) process after breast resistance variations signal together with export lead signals outfan 4 to through analog switch assembly 5, lead-fail detector analogue enlargement end 3 is connected to control simulation switch module 5 on analog switch assembly 5, if detect, the lead signals on a certain branch road comes off, then disconnection analog switch assembly 5 is arranged on the switch on this branch road, makes this branch road does not export breast resistance variations signal and electrocardiosignal;
4) output of signal: the data after process exported in electrocardiogram monitor 15 by exporting lead signals outfan 4 to, if now receive off signal, completes transmission shutdown, if without off signal, returns step 1).
Embodiment 1, the concrete occupation mode of embodiment 2 and a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions described in embodiment 3 and conversion method as shown in Figure 1, the electrocardiosignal of patient that wireless electrocardiogram signal harvester 17 will collect, lead-fail detector analogue signal and breast resistance variations signal are sent by wireless device, received by antenna 16 at receiving terminal, and the Signal transmissions received is processed to wireless receiving and dispatching and microprocessor module 12, afterwards wireless receiving and dispatching and microprocessor module 12 by the information transmission after process to the conversion equipment 13 being used for radio electrocardiographicmonitoring monitoring Signal transmissions, signal after processing for the conversion equipment 13 of radio electrocardiographicmonitoring monitoring Signal transmissions exports electrocardiogram monitor 15 to by lead signals outfan 4.
The present invention is used for the conversion equipment of radio electrocardiographicmonitoring monitoring Signal transmissions, under the condition not changing medical cardiac monitoring circuit, program and structure, can simulate human body breast resistance variations and lead-fail detector situation.This conversion equipment is arranged between signal wireless receiving terminal and electrocardiogram monitor, adopt the reproduction output circuit of star resistor network composition electrocardiosignal on the one hand, by thoracic cavity bulk resistor situation of change during variable resistance control element rediscover human body respiration, be provided with on the other hand connection in a device to come off analogue enlargement end, control simulation switch module, thus the situation of emulation lead-fail detector.

Claims (8)

1., for a conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions, be made up of star resistor network, variable resistor assembly (7), variable resistance control element (9), analog switch assembly (5), the central node of star resistance is as Wilson's middle-end; Each route fixed resistance (8) of network, variable resistor assembly (7) and analog switch assembly (5) composition, be provided with electrocardiosignal input (11), variable resistor assembly (7), analog switch assembly (5), lead signals outfan (4) in star resistor network; The electrocardiosignal received is in electrocardiosignal input (11) input, and the effect of each element in star resistor network, exports at lead signals outfan (4), reduce the human ecg signal of measurement; The thoracic cavity bulk resistor change that the resistance simulated respiration that breath signal drives variable resistance control element (9) to change variable resistor assembly (7) produces, by disconnecting the make and break contact simulation lead-fail detector state in analog switch assembly (5) corresponding to lead-fail detector signal; It is characterized in that: the output circuit adopting star resistor network composition electrocardiosignal, the central node of star resistor network is as Wilson's middle-end, and each variable resistance, fixed resistance propped up in route electrocardiosignal input (11), fixed resistance (8), variable resistor assembly (7) of star resistor network is in series.
2. a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions according to claim 1, it is characterized in that: after the electrocardiosignal that the electrocardiosignal input (11) of each branch road inputs is in parallel with the breast resistance simulation breath signal on same branch road respectively, be connected with analog switch assembly (5) input again, the outfan of analog switch assembly (5) is connected with lead signals outfan (4), analog switch assembly (5) is connected with lead-fail detector analogue enlargement end (3), for controlling the on off operating mode of the analog switch assembly (5) on each branch road, simulation conducting wire comes off state.
3. a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions according to claim 2, is characterized in that: described analog switch assembly (5) is semiconducter simulation switch integrated circuit or relay group.
4. a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions according to claim 1 and 2, is characterized in that: described electrocardiosignal input (11) is led lead signals input (2) by limb lead signal input part (1) and breast and formed.
5. a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions according to claim 1 and 2, is characterized in that: described variable resistance control element (9) is made up of light emitting diode or miniature bulb.
6. a kind of conversion equipment for radio electrocardiographicmonitoring monitoring Signal transmissions according to claim 1 and 2, is characterized in that: described variable resistor assembly (7) is made up of photoconductive resistance.
7. for a conversion method for radio electrocardiographicmonitoring monitoring Signal transmissions, it is characterized in that: the steps include:
1) whether correctly the reception of signal: the signal received inputs in microprocessor (12) process and processes by antenna (16), judge data and data type, if then carry out step 2), then again receive if not and process data;
2) input of signal: electrocardiosignal, lead-fail detector analogue signal and the breast electricity resistance variations signal after processor (12) process is input in the conversion equipment (13) for radio electrocardiographicmonitoring monitoring Signal transmissions;
3) process of signal: adopt star resistor network to process to the received signal:
3a) breast resistance variations signal is processed, breast resistance variations signal input part (10) is connected with light emitting diode or miniature bulb, the resistance changing photoconductive resistance is irradiated by light emitting diode or miniature bulb, digital signal is converted into analogue signal, thus the change of emulation reduction breast resistance, obtain breast resistance simulation breath signal;
4) output of signal: the breast resistance simulation breath signal after process is exported in electrocardiogram monitor (15) by exporting lead signals outfan (4) to together with electrocardiosignal, if now receive off signal, complete transmission shutdown, if without off signal, return step 1).
8. a kind of conversion method for radio electrocardiographicmonitoring monitoring Signal transmissions according to claim 7, is characterized in that: in described step 3), also include step 3b):
3b) electrocardiosignal is connected on the signal input part of star resistor network, with through step 3a) process after breast resistance variations signal together with export lead signals outfan (4) to through analog switch assembly (5), lead-fail detector analogue enlargement end (3) is connected to the upper control simulation switch module (5) of analog switch assembly (5), if detect, the lead signals on a certain branch road comes off, then disconnection analog switch assembly (5) is arranged on the switch on this branch road, makes this branch road does not export breast resistance variations signal and electrocardiosignal.
CN201510238202.4A 2015-05-12 2015-05-12 Conversion device and conversion method for wirelessly transmitting electrocardiograph monitoring signal Pending CN104799846A (en)

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CN108065931A (en) * 2016-11-14 2018-05-25 韦伯斯特生物官能(以色列)有限公司 Application-specific integrated circuit (ASIC) with switching noise reduction
CN113611199A (en) * 2021-06-24 2021-11-05 四川大学 Simple respiration simulation device

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Publication number Priority date Publication date Assignee Title
CN108065931A (en) * 2016-11-14 2018-05-25 韦伯斯特生物官能(以色列)有限公司 Application-specific integrated circuit (ASIC) with switching noise reduction
CN113611199A (en) * 2021-06-24 2021-11-05 四川大学 Simple respiration simulation device

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Application publication date: 20150729