CN208286991U - Medical monitor signal conversion circuit - Google Patents
Medical monitor signal conversion circuit Download PDFInfo
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- CN208286991U CN208286991U CN201720987852.3U CN201720987852U CN208286991U CN 208286991 U CN208286991 U CN 208286991U CN 201720987852 U CN201720987852 U CN 201720987852U CN 208286991 U CN208286991 U CN 208286991U
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Abstract
The utility model relates to a kind of conversion circuits, specifically, it is related to a kind of medical monitor signal conversion circuit, the signal conversion circuit includes wireless receiving circuit, master controller, D/A converting circuit, signal conditioning circuit and output circuit, wireless receiving circuit and master controller are electrically connected, for the wireless electrocardiogram signal received and wireless breath signal to be uploaded to master controller；Master controller is successively electrically connected with D/A converting circuit, signal conditioning circuit and output circuit, and D/A converting circuit is used to carry out digital-to-analogue conversion to the wireless electrocardiogram signal received and wireless breath signal, and exports electrocardial analog signal and breathing analog signal；Signal conditioning circuit is used to carry out amplitude conditioning and filtering processing to electrocardial analog signal and breathing analog signal, exports effective electrocardiosignal and effective breath signal.The utility model has the advantages that may be disposed between patient electrode's patch and wired patient monitor, improves data and acquire accuracy, and save medical resource.
Description
Technical field
The utility model relates to a kind of conversion circuits, specifically, are related to a kind of medical monitor signal conversion circuit.
Background technique
With the continuous development of modern medical service technology and related discipline, medical monitor has become in medical electronic apparatus
An indispensable big quasi-instrument, plays more and more important roles within the hospital.Medical monitor is one kind to survey
Amount and control physiological parameter simultaneously can be compared with the parameter value set and can issue when occurring overproof alarm
Device or system.
And existing medical monitor mostly uses greatly wired mode of monitoring, i.e. patient monitor electrode tip need to pass through conducting wire or pipeline
It is connected to patient body, by acquiring human body respiration signal and electrocardiosignal etc., above-mentioned signal is transferred to doctor through conducting wire
With patient monitor, doctor is by checking that patient monitor or protocol acuity central station could obtain vital sign patient's signal.During monitoring, suffer from
Person cannot be detached from patient monitor, be unfavorable for the postoperative activity of patient and post-operative recovery.
And the existing medical monitor using wireless monitoring mode, it is applicable to the movable patient monitoring of small range, works as trouble
When person's out-of-bed activity range is larger, easily cause data transmission there is error, be unable to satisfy medical monitor high precision collecting and
Handle the requirement of physiological parameter.Furthermore existing wireless monitors directly substitute original line patient monitor of hospital, lead to original
The significant wastage of wired patient monitor resource.
Utility model content
The purpose of this utility model is in view of the above technical defects, to provide a kind of medical monitor signal conversion circuit, can
It is set between patient electrode's patch and wired patient monitor, improves data and acquire accuracy, and save medical resource.
The technical solution of the utility model is: a kind of medical monitor signal conversion circuit, the signal conversion circuit include
Wireless receiving circuit, master controller, D/A converting circuit, signal conditioning circuit and output circuit, the wireless receiving circuit with
Master controller is electrically connected, for the wireless electrocardiogram signal received and wireless breath signal to be uploaded to the master controller；
The master controller is successively electrically connected with the D/A converting circuit, the signal conditioning circuit and the output circuit, institute
D/A converting circuit is stated for carrying out digital-to-analogue conversion to the wireless electrocardiogram signal received and wireless breath signal, and exports electrocardio
Analog signal and breathing analog signal；The signal conditioning circuit is used to carry out width to electrocardial analog signal and breathing analog signal
Value conditioning and filtering processing, export effective electrocardiosignal and effective breath signal.
Preferably, the wireless receiving circuit acquires wireless electrocardiogram signal and wireless breathing letter by radio transmitter
Number, the radio transmitter includes wireless EGC sensor and wireless respiration transducer, the wireless EGC sensor and institute
It states wireless respiration transducer to be all set in electrode patch, the electrode patch is attached on patient's human body.
Preferably, the signal conditioning circuit includes low-pass filter circuit and high-pass filtering circuit, the low-pass filtering
The coupled capacitor for being coupled to the two is equipped between circuit and the high-pass filtering circuit.
Preferably, the signal conversion circuit further includes touch screen and memory, the touch screen and the memory
It is electrically connected with the master controller；The memory is for storing the effective electrocardiosignal of patient and effective breath signal；Institute
Touch screen is stated for controlling the master controller.
Preferably, the signal conversion circuit further includes USB interface and display, the USB interface and the display
Device is electrically connected with the master controller；The display is for showing the received wireless electrocardio letter of the wireless receiving circuit
Number and wireless breath signal and the display circuit output effective electrocardiosignal and effective breath signal；The USB interface
Patient vital sign data library for will be stored in the memory is downloaded and updates.
The utility model having the beneficial effect that compared with prior art
1) signal conversion circuit of the utility model is set between patient electrode's patch and wired patient monitor, to realize patient
Wireless receiving, conversion and the wired output of physiological parameter；
2) signal conversion circuit of the utility model can be directly connected to existing medical monitor, avoid the medical wasting of resources；
3) signal conversion circuit of the utility model can be improved by D/A converting circuit, signal conditioning circuit and output circuit
The waveforms amplitude of electrocardial analog signal and breathing analog signal, filters out the low-and high-frequency noise signal in above-mentioned signal, only remains with
With ecg wave form and respiratory waveform signal, to improve the accuracy of physiological parameter.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
Referring to Fig. 1, a kind of medical monitor signal conversion circuit, be set to patient electrode's patch and wired patient monitor it
Between, to realize wireless receiving, conversion and the wired output of physiological parameter.
The medical monitor signal conversion circuit of the utility model include wireless receiving circuit, master controller, D/A converting circuit,
Signal conditioning circuit and output circuit, wherein wireless receiving circuit and master controller are electrically connected, for wireless by what is received
Electrocardiosignal and wireless breath signal are uploaded to master controller；Master controller successively with D/A converting circuit, signal conditioning circuit
It being electrically connected with output circuit, master controller is used to handle the wireless electrocardiogram signal and wireless breath signal that receive,
And digital-to-analogue conversion is carried out to the wireless electrocardiogram signal received and wireless breath signal through D/A converting circuit, i.e., through digital-to-analogue conversion
Circuit output electrocardial analog signal and breathing analog signal, above-mentioned analog signal through signal conditioning circuit carry out amplitude conditioning and
Filtering processing, exports effective electrocardiosignal and effective breath signal, is connected to wired patient monitor through output circuit.
Specifically, wireless receiving circuit acquires wireless electrocardiogram signal and wireless breath signal, nothing by radio transmitter
Line transmit circuit includes wireless EGC sensor and wireless respiration transducer, and wireless EGC sensor and wireless respiration transducer are set
It is placed in electrode patch, electrode patch can be attached on patient's human body, i.e., by being attached to the wireless of patient's body electrode's patch
EGC sensor and wireless respiration transducer receive the electrocardiosignal and breath signal of patient, and wirelessly emit to nothing
Line receives circuit.
For the high-precision transmission for realizing physiological parameter, signal conditioning circuit includes low-pass filter circuit and high-pass filtering
Circuit is equipped with coupled capacitor for coupling to the two and passes through signal tune between low-pass filter circuit and high-pass filtering circuit
It manages circuit conditioning electrocardial analog signal and breathes the waveforms amplitude of analog signal, filter out the low-and high-frequency noise letter in above-mentioned signal
Number, it only remains with ecg wave form and respiratory waveform signal, to improve the accuracy of physiological parameter.
With continued reference to Fig. 1, the medical monitor signal conversion circuit of the utility model further includes power supply, power supply and master controller electricity
Property connection, power supply is used for as the power supply such as master controller.
As a kind of embodiment of the utility model, above-mentioned signal conversion circuit further includes touch screen and memory, wherein touching
Control screen and memory are electrically connected with master controller.Wherein, memory is for storing the effective electrocardiosignal of patient and effectively exhaling
Signal is inhaled, and forms patient vital sign data library.Touch screen is for carrying out operation control to master controller etc..
As a kind of embodiment of the utility model, above-mentioned signal conversion circuit further includes USB interface and display, and USB connects
Mouth and display are electrically connected with master controller.Display for show the received wireless electrocardiogram signal of wireless receiving circuit and
Wireless breath signal and the effective electrocardiosignal and effective breath signal of display circuit output.USB interface will be for that will be stored in
Patient vital sign data library in above-mentioned memory is downloaded and updates.
Finally, it should be noted that above embodiments are merely to illustrate the technical solution of the utility model, rather than it is carried out
Limitation, although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand: it can still be modified the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement.And these are modified or replaceed, various embodiments of the utility model that it does not separate the essence of the corresponding technical solution
The range of technical solution.
Claims (5)
1. a kind of medical monitor signal conversion circuit, it is characterised in that: the signal conversion circuit includes wireless receiving circuit, master
Controller, D/A converting circuit, signal conditioning circuit and output circuit, the wireless receiving circuit electrically connect with master controller
It connects, for the wireless electrocardiogram signal received and wireless breath signal to be uploaded to the master controller；The master controller according to
It is secondary to be electrically connected with the D/A converting circuit, the signal conditioning circuit and the output circuit, the D/A converting circuit
For carrying out digital-to-analogue conversion to the wireless electrocardiogram signal received and wireless breath signal, and export electrocardial analog signal and breathing
Analog signal；The signal conditioning circuit is used to carry out at amplitude conditioning and filtering electrocardial analog signal and breathing analog signal
Reason, exports effective electrocardiosignal and effective breath signal.
2. signal conversion circuit according to claim 1, it is characterised in that: the wireless receiving circuit passes through wireless transmission
Circuit acquires wireless electrocardiogram signal and wireless breath signal, and the radio transmitter includes wireless EGC sensor and wirelessly exhales
Sensor is inhaled, the wireless EGC sensor and the wireless respiration transducer are all set in electrode patch, the electrode paste
Piece is attached on patient's human body.
3. signal conversion circuit according to claim 1 or 2, it is characterised in that: the signal conditioning circuit includes low pass
Filter circuit and high-pass filtering circuit, between the low-pass filter circuit and the high-pass filtering circuit be equipped with for the two into
The coupled capacitor of row coupling.
4. signal conversion circuit according to claim 3, it is characterised in that: the signal conversion circuit further includes touch screen
And memory, the touch screen and the memory are electrically connected with the master controller；The memory is suffered from for storing
The effective electrocardiosignal of person and effective breath signal；The touch screen is for controlling the master controller.
5. signal conversion circuit according to claim 4, it is characterised in that: the signal conversion circuit further includes that USB connects
Mouth and display, the USB interface and the display are electrically connected with the master controller；The display is for showing
Effective heart of the received wireless electrocardiogram signal of wireless receiving circuit and wireless breath signal and the display circuit output
Electric signal and effective breath signal；The USB interface is used for the patient vital sign data library that will be stored in the memory
It is downloaded and updates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720987852.3U CN208286991U (en) | 2017-08-08 | 2017-08-08 | Medical monitor signal conversion circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720987852.3U CN208286991U (en) | 2017-08-08 | 2017-08-08 | Medical monitor signal conversion circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208286991U true CN208286991U (en) | 2018-12-28 |
Family
ID=64697375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720987852.3U Active CN208286991U (en) | 2017-08-08 | 2017-08-08 | Medical monitor signal conversion circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208286991U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113271156A (en) * | 2021-05-19 | 2021-08-17 | 深圳市科曼医疗设备有限公司 | ICP electric signal communication method and ICP measuring device |
-
2017
- 2017-08-08 CN CN201720987852.3U patent/CN208286991U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113271156A (en) * | 2021-05-19 | 2021-08-17 | 深圳市科曼医疗设备有限公司 | ICP electric signal communication method and ICP measuring device |
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