CN1141993C - Portable, multiple parameter menu selectron type heart physiological pace-maker/program control stimulation instrument - Google Patents
Portable, multiple parameter menu selectron type heart physiological pace-maker/program control stimulation instrument Download PDFInfo
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- CN1141993C CN1141993C CNB001131036A CN00113103A CN1141993C CN 1141993 C CN1141993 C CN 1141993C CN B001131036 A CNB001131036 A CN B001131036A CN 00113103 A CN00113103 A CN 00113103A CN 1141993 C CN1141993 C CN 1141993C
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Abstract
The present invention relates to a portable heart physiological pace making / program-controlled stimulating apparatus in a multi-parameter menu selection mode, which comprises a casing, a power circuit, input conducting wires, output conducting wires and a controlling circuit, wherein the input conducting wires and the output conducting wires are connected with a human body; the controlling circuit comprises a preamplification circuit 1, a trap circuit 2, a low-pass filtering amplifying circuit 3, a first-order integral and differentiating circuit 4, a gain control circuit 5, a comparison circuit 6, a photocoupling circuit 7, a heart rate sound indicating device 8, an SCM circuit 9, a superaudio oscillating circuit 10, a voltage boosting rectification circuit 11, a shaping amplification circuit 12, an output port 13 and a display unit 14. The present invention has the characteristics of low cost, small volume, more utility functions and good effect. The portable heart physiological pace making / program-controlled stimulating apparatus in a multi-parameter menu selection mode can be carried by extensive doctors when in clinic, house call, field first aid and flowing medical treatment opening.
Description
Technical field
The present invention relates to a kind of Medical Instruments, a kind of especially portable diagnosis and treatment instrument that plays heart physiological pace-making and the effect of heart programmed electrical stimulation.
Background technology
At present, the domestic and international heart stimulator that uses, function ratio is more single, generally only be used in the electric physiology treatment, and disposable stimulation mode is less, and price is higher.Volume is bigger in addition, is not easy to the doctor and carries and pay a home visit.
Summary of the invention
The objective of the invention is to: a kind of heart physiological pace-making/programmable stimulator of Portable, multiple parameter menu selection mode is provided, and it has, and volume is little, and cost of manufacture is low, the characteristics that utilitarian function is many.
The present invention is achieved in that the heart physiological pace-making/programmable stimulator of Portable, multiple parameter menu selection mode, comprises housing, power circuit, is connected in input lead, output duct electrode and the control circuit of human body; It is characterized in that: described control circuit comprises the pre-amplification circuit 1 that the human ecg signal that can transmit the lead that is connected in human body carries out processing and amplifying, the output of pre-amplification circuit 1 is carried out the trap circuit 2 of 50Hz attenuation processing, the low-pass filtering amplifying circuit 3 of Filtering Processing is carried out in 2 outputs to trap circuit, single order integration and the peaker 4 that signal band is handled carried out in the output of low-pass filtering amplifying circuit 3, the output of integration and peaker 4 is carried out the gain control circuit 5 of gain-adjusted, the output of gain control circuit 5 is carried out the comparison circuit 6 of shaping, the output of comparing circuit 6 is carried out the photoelectricity coupling circuit 7 of photoelectricity isolation processing, receive the heart rate audio indicating apparatus 8 of photoelectricity coupling circuit 7 outputs, receive the single chip circuit 9 of the output of photoelectricity coupling circuit 7; Also include the superaudio oscillating circuit 10 that connects with one tunnel output of single chip circuit 9, the boost rectifying circuit 11 that output to oscillating circuit 10 is boosted, rectification is handled, receive boost rectifying circuit 11 and export the shaping amplification circuit 12 of the boost pulse of another outfan output that also receives single chip circuit 9 simultaneously, receive the output of shaping amplification circuit 12 and the output port 13 of external output services boost pulse; But also include the display parameters that join with the another road output of single chip circuit 9 and the display unit 14 of function selecting menu.
In the heart physiological pace-making/programmable stimulator of above-mentioned Portable, multiple parameter menu selection mode, described pre-amplification circuit 1 comprises the preamplifier of amplifier I101 formation and the anti-interferential electrocardiogram right crus of diaphragm of the 50～60Hz drive circuit that operational amplifier I102A constitutes; Described trap circuit 2 comprises the wave trap that operational amplifier I102B constitutes; Described low-pass filtering amplifying circuit 3 comprises the low-pass filter amplifier that operational amplifier I103A constitutes; Described single order integration and peaker 4 comprise the integrating circuit of resistance R 118, capacitor C 115 formations and the peaker that capacitor C 114, resistance R 119 constitute; Described gain control circuit 5 comprises the degenerative gain controller of being with of operational amplifier I103B formation; Described comparison circuit 6 comprises the shaping comparison amplifier that operational amplifier I103C, I103D constitute; Photoelectricity coupling circuit 7 comprises photoelectrical coupler I104; Heart rate audio indicating apparatus 8 comprises buzzer F101, the light display circuit that sound circuit that audion V101 constitutes and light emitting diode D102 constitute; Described single chip circuit 9 comprises the single-chip microcomputer working cell of single-chip microcomputer I201, address latch I202, EPROM chip I 203 formations and the complete machine reset circuit and the keyboard circuit that is connected through socket J203 that operational amplifier I204A, I204B constitute; Described superaudio oscillating circuit 10 comprises frequency divider I205, the pulse generator I206 of reception single chip circuit 9 one tunnel outputs and the push-pull oscillator circuit that audion V202, V203 constitute; Described boost rectifying circuit 11 comprises booster transformer T201 and is connected on its secondary two bridge rectifiers, filter circuit; What described shaping amplification circuit 12 comprised that audion V401, I401 constitute carries out coupled photoisolator to single chip circuit 9 output signals, and the shaping amplifier that constitutes of audion V402～404; Described output port 13 comprises socket J402 and output duct electrode; Described display unit 14 comprises liquid crystal display, the brightness regulator, the backlight circuit that join with liquid crystal display.
Compared with the prior art, the present invention has adopted rational circuit structure, has significantly reduced the volume of instrument on the one hand, has increased the utilitarian function of instrument on the other hand.Computer drop-down menus'display technology is used for this device, carries out parameter and function menu demonstration by display screen, keyboard is selected, is confirmed.Input mode than simple keyboard-type and dial-type is directly perceived, operates also more convenient.Show safety, reliable than charactron.Can monitor, intervene the real-time transition state of each parameter in the running, work safety, reliable.Not only perfect heart programmed electrical stimulation mode, and increased clinical in VVI (ventricular sense, ventricular pacemaking), AAI (atrial sense, auricular pacemaking), VAT heart physiological pacing functions such as (atrial sense, ventricular pacemakings) the most commonly used.Multi-use is easy to carry, and is easy to operate, is very easy to paying a home visit of doctor, and accident is rescued, and also provides convenience for field rescue treatment.It is low to have cost of manufacture, and volume is little, and utilitarian function is many, effective, mode of operation novelty, easy characteristics.Can for numerous doctors clinical, pay a home visit, field first aid, carry out and portably use when flowing medical treatment.
Description of drawings
Fig. 1 is the control circuit structure chart of the embodiment of the invention;
Fig. 2 is the circuit theory diagrams () of the embodiment of the invention;
Fig. 3 is the circuit theory diagrams (two) of the embodiment of the invention;
Fig. 4 is the circuit theory diagrams (three) of the embodiment of the invention;
Fig. 5 is the power pack circuit theory diagrams of the embodiment of the invention;
Fig. 6 is the circuit theory diagrams of the keyboard circuit of the embodiment of the invention.
The specific embodiment
Embodiment: the heart physiological pace-making/programmable stimulator of Portable, multiple parameter menu selection mode comprises housing, power circuit, is connected in input lead, output duct electrode and the control circuit of human body.Fig. 1 is the structure chart of the control circuit of a kind of specific embodiment of the present invention, comprise the pre-amplification circuit 1 that the human ecg signal that can transmit the lead that is connected in human body carries out processing and amplifying, the output of pre-amplification circuit 1 is carried out the trap circuit 2 of 50Hz attenuation processing, the low-pass filtering amplifying circuit 3 of Filtering Processing is carried out in 2 outputs to trap circuit, single order integration and the peaker 4 that signal band is handled carried out in the output of low-pass filtering amplifying circuit 3, the output of integration and peaker 4 is carried out the gain control circuit 5 of gain-adjusted, the output of gain control circuit 5 is carried out the comparison circuit 6 of shaping, the output of comparing circuit 6 is carried out the photoelectricity coupling circuit 7 of photoelectricity isolation processing, receive the heart rate audio indicating apparatus 8 of the output of photoelectricity coupling circuit 7, receive the single chip circuit 9 of the output of photoelectricity coupling circuit 7; Also include the superaudio oscillating circuit 10 that connects with one tunnel output of single chip circuit 9, the boost rectifying circuit 11 that output to oscillating circuit 10 is boosted, rectification is handled, receive boost rectifying circuit 11 and export the shaping amplification circuit 12 of the boost pulse of another outfan output that also receives single chip circuit 9 simultaneously, receive the output of shaping amplification circuit 12 and the output port 13 of external output services boost pulse; But also include the display parameters that join with the another road output of single chip circuit 9 and the display unit 14 of function selecting menu.
Fig. 2 be a kind of specific embodiment of the present invention comprised pre-amplification circuit 1, trap circuit 2, low-pass filtering amplifying circuit 3, single order integration and peaker 4, gain control circuit 5, comparison circuit 6, photoelectricity coupling circuit 7, the circuit theory diagrams of heart rate audio indicating apparatus 8.Among Fig. 2, be connected in the input lead of human body, pre-amplification circuit 1 imported electrocardiogram (ECG) signal of human body through 1,2 feet of socket J101.Pre-amplification circuit 1 comprises by low noise instrument operational amplifier I101 (AD620JN), resistance R 101, R108, R109, capacitor C 101, C102, preamplifier and operational amplifier I102A (LF442A) that permutator K101 constitutes), resistance R 103, R105, the electrocardiogram right crus of diaphragm drive circuit that capacitor C 105 constitutes; The capacitor C 101 of preamplifier, C102 constitute and prevent Radio frequency interference circuit, the permutator K101 outer gain gauge tap of intracardiac/heart that is that input signal is taken from; Electrocardiogram right crus of diaphragm drive circuit is used to prevent that 50～60Hz signal that input is introduced from disturbing, and this stage gain is 225 (heart is outer)/30 (intracardiac).Trap circuit 2 is by operational amplifier I102B (LF442A), resistance R 110～R112, C108～C110 and potentiometer W101 constitute, and it does further attenuation processing to the 50Hz frequency signal in the output signal of operational amplification circuit 1, trap point is by W101 control, and attenuation can reach 23dB.Low-pass filtering amplifying circuit 3 is by amplifier I103A (LM324), capacitor C 113, and resistance R 113, R116, R115 constitute, and it is mainly used to the high frequency composition in filtering trap circuit 2 output signals, and gain is at 2～10 times.The peaker that the integrating circuit that single order integration and peaker 4 are made of resistance R 118, capacitor C 115 and capacitor C 114, resistance R 119 constitute is formed; It is mainly used to limit the logical frequency range of band of low-pass filtering amplifying circuit 3 output signals.Operational amplifier I103B (LM324), capacitor C 116, resistance R 121, R120 and potentiometer W102 formation are with degenerative gain control circuit 5, are mainly used to do the complete machine gain-adjusted, and its gain control is built in 2～10 times.Comparison circuit 6 comprises the comparator that operational amplifier I103C, I103D (LM324) constitute, it converts the output signal of gain control circuit 5 to spike bidirectional pulse signal by I103C, form unidirectional positive pulse signal through diode D101 rectification again, relatively form negative-going pulse (human perceptual signal) through I103D again.Photoelectrical coupler I104 (GO113) constitutes photoelectricity coupling circuit 7, exports to the INT foot of single chip circuit 9 after it isolates the human perceptual signal photoelectricity of I103D output, exports heart rate audio indicating apparatus 8 simultaneously to.Heart rate audio indicating apparatus 8 comprises demonstration of heart rate light and the audion V101 that light emitting diode D102 constitutes, and the heart rate sound indication two that buzzer F101 constitutes partly.
Fig. 3 is the circuit theory diagrams of the single chip circuit 9 (not containing keyboard) of a kind of specific embodiment of the present invention.The single-chip microcomputer working cell that single chip circuit 9 mainly is made of the single-chip microcomputer I201 (89C52) among Fig. 3, address latch I202 (74HC373), EPROM chip I 203 (27C512), the complete machine reset circuit that phase inverter I204A, I204B (74HC04) constitute, and form through the keyboard circuit (referring to Fig. 6) that socket J203 connects.Single chip circuit 9 according to the input human perceptual signal through the J202 socket to demonstration information such as display unit 14 output parameters and function menus, display unit 14 comprises liquid crystal display MGLS-12864T (not marking among the figure), and the brightness regulator (among Fig. 3 W201 constitute) of configuration on request, backlight circuit (V303 among Fig. 5 constitutes) constitute.The pull-down menu that shows according to the liquid crystal display of display unit 14, can be by keyboard circuit to selection information such as single-chip microcomputer I201 input parameter and functions, boost pulse and the signal that starts 10 work of superaudio oscillating circuit that single chip circuit 9 is corresponding according to the output of selection information.
Fig. 4 has been comprising of a kind of specific embodiment of the present invention superaudio oscillating circuit 10, boost rectifying circuit 11, boost pulse is carried out the shaping amplification circuit 12 of shaping, the circuit theory diagrams of output port 13.Among Fig. 4, superaudio oscillating circuit 10 comprises enumerator (the making frequency divider uses) I205 (74HC393) of the clock signal that receives single chip circuit 9 outputs, the output of count pick up device I205 also is subjected to encoder (the do pulse generator with) I206 (74HC02) of the enabling signal control of single chip circuit 9, and the push-pull oscillator circuit formed of audion V202, V203; It is by the superaudio signal of push-pull circuit output alternation.Boost rectifying circuit 11 comprises booster transformer T201, diode D201～D204, D205～D208 constitute two road and bridge the formula current rectifying and wave filtering circuit; Boost rectifying circuit 11 formation+10V ,+50V two road power supplys, select output by intracardiac/heart external conversion K switch 202.Shaping amplification circuit 12 comprises audion V401, the photoelectric isolating circuit that photo-coupler I401 constitutes, the shaping amplifier that audion V402～V405 constitutes; The boost pulse of single chip circuit 9 outputs is coupled to the base stage of V402 through photoelectric isolating circuit, it with the output signal superposition of the boost rectifying circuit of introducing through the V402 colelctor electrode 11 after, again after audion V403, V404, V405 amplify, by V405 colelctor electrode output services boost pulse.The work incentives pulse causes human body through the output port 13 that the J402 socket constitutes by the output duct electrode.
Operation principle: the input lead that is connected in human body, human perceptual signal is input to pre-amplification circuit 1, behind pre-amplification circuit 1, trap circuit 2, low-pass filtering amplifying circuit 3, single order integration and peaker 4, gain control circuit 5, comparison circuit 6, photoelectricity coupling circuit 7, human perceptual signal is converted to the corresponding signal of telecommunication, and this signal of telecommunication one tunnel is sent into single chip circuit 9; Heart rate audio indicating apparatus 8 is sent on another road, makes the acousto-optic indication synchronous with the heart rate sound by heart rate audio indicating apparatus 8.The operator can indicate situation according to acousto-optic, does operations such as function selection, parameter setting, affirmation by the parameter and the function selecting menu that show on the liquid crystal display of keyboard to display unit 14.The corresponding boost pulse of single chip circuit 9 outputs, output services boost pulse after the superposition of the voltage signal process shaping amplification circuit of boost pulse and booster circuit 11 outputs, the shaping acts on human body.In the stimulating course, display shows each parameter situation of change of the boost pulse that single chip circuit 9 sends in real time, and the operator can be according to the variation of parameter, and whether the intervention stimulation stops or proceeding.This instrument both can be used for intracardiac intervention diagnosis and treatment, and satisfying again outer (through esophagus) electric physiology diagnosis and treatment can be selected to realize by " intracardiac/heart the is outer " switch that causes on the case panel.
Claims (2)
1, the heart physiological pace-making/programmable stimulator of Portable, multiple parameter menu selection mode comprises housing, power circuit, is connected in input, output lead and the control circuit of human body; It is characterized in that: described control circuit comprises the pre-amplification circuit (1) that the human ecg signal that can transmit the input lead that is connected in human body carries out processing and amplifying, the output of pre-amplification circuit (1) is carried out the trap circuit (2) of 50Hz attenuation processing, the low-pass filtering amplifying circuit (3) of Filtering Processing is carried out in output to trap circuit (2), the single order integration of signal band processing and peaker (4) carries out gain-adjusted to the output of integration and peaker (4) gain control circuit (5) are carried out in the output of low-pass filtering amplifying circuit (3), the output of gain control circuit (5) is carried out the comparison circuit (6) of shaping, the output of comparing circuit (6) is carried out the photoelectricity coupling circuit (7) of photoelectricity isolation processing, receive the heart rate audio indicating apparatus (8) of the output of photoelectricity coupling circuit (7), receive the single chip circuit (9) of the output of photoelectricity coupling circuit (7); Also include the superaudio oscillating circuit (10) that connects with one tunnel output of single chip circuit (9), the boost rectifying circuit (11) that output to superaudio oscillating circuit (10) is boosted, rectification is handled, receive boost rectifying circuit (11) and export the shaping amplification circuit (12) of the boost pulse of another outfan output that also receives single chip circuit (9) simultaneously, receive the output of shaping amplification circuit (12) and the output port (13) of external output services boost pulse; Also include with single chip circuit (9) but the display parameters that join of another road output and the display unit (14) of function selecting menu.
2, the heart physiological pace-making/programmable stimulator of Portable, multiple parameter menu selection mode according to claim 1 is characterized in that: described pre-amplification circuit (1) comprises the preamplifier of amplifier (I101) formation and the anti-interferential electrocardiogram right crus of diaphragm of the 50～60Hz drive circuit that operational amplifier (I102A) constitutes; Described trap circuit (2) comprises the wave trap that operational amplifier (I102B) constitutes; Described low-pass filtering amplifying circuit (3) comprises the low-pass filter amplifier that operational amplifier (I103A) constitutes; Described single order integration and peaker (4) comprise the integrating circuit of resistance (R118), electric capacity (C115) formation and the peaker that electric capacity (C114), resistance (R119) constitute; Described gain control circuit (5) comprises the degenerative gain controller of being with of operational amplifier (I103B) formation; Described comparison circuit (6) comprises the shaping comparison amplifier that operational amplifier (I103C, I103D) constitutes; Photoelectricity coupling circuit (7) comprises photoelectrical coupler (I104); Heart rate audio indicating apparatus (8) comprises buzzer (F101), the light display circuit that sound circuit that audion (V101) constitutes and light emitting diode (D102) constitute; Described single chip circuit (9) comprises the single-chip microcomputer working cell of single-chip microcomputer (I201), address latch (I202), EPROM chip (I203) formation and the complete machine reset circuit and the keyboard circuit that is connected through socket (J203) that operational amplifier (I204A, I204B) constitutes; Described superaudio oscillating circuit (10) comprises the push-pull circuit of the frequency divider (I205), pulse generator (I206) and audion (V202, the V203) formation that receive single chip circuit (9) one tunnel outputs; Described boost rectifying circuit (11) comprises booster transformer (T201) and is connected on its secondary two bridge rectifiers, filter circuit; What described shaping amplification circuit (12) comprised that audion (V401, I401) constitutes carries out coupled photoisolator to single chip circuit (9) output signal, and the shaping amplifier that constitutes of audion (V402～404); Described output port (13) comprises socket (J402) and conductive electrode; Described display unit (14) comprises liquid crystal display, the brightness regulator, the backlight circuit that join with liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001131036A CN1141993C (en) | 2000-08-11 | 2000-08-11 | Portable, multiple parameter menu selectron type heart physiological pace-maker/program control stimulation instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001131036A CN1141993C (en) | 2000-08-11 | 2000-08-11 | Portable, multiple parameter menu selectron type heart physiological pace-maker/program control stimulation instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1287868A CN1287868A (en) | 2001-03-21 |
| CN1141993C true CN1141993C (en) | 2004-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001131036A Expired - Fee Related CN1141993C (en) | 2000-08-11 | 2000-08-11 | Portable, multiple parameter menu selectron type heart physiological pace-maker/program control stimulation instrument |
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| CN (1) | CN1141993C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014086261A1 (en) * | 2012-12-07 | 2014-06-12 | 河南华南医电科技有限公司 | Heart electrical stimulation signal distribution circuit |
| CN105249953A (en) * | 2015-11-30 | 2016-01-20 | 南京铁道职业技术学院 | Portable heart rate monitor |
| CN106108939A (en) * | 2016-06-14 | 2016-11-16 | 南京邮电大学 | A kind of heart sound Anti-control for chaos device based on chaotic characteristic |
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2000
- 2000-08-11 CN CNB001131036A patent/CN1141993C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1287868A (en) | 2001-03-21 |
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Owner name: SHENZHEN CITY ZHONGDIAN SHENMAN MEDICAL DEVICE SCI Free format text: FORMER OWNER: GUIZHOU PROVINCE PEOPLE S HOSPITAL Effective date: 20090515 |
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Effective date of registration: 20090515 Address after: Shenzhen City, Nanshan District Nanyou second industrial district 210 building seven floor Patentee after: Shenzhen Zhong Shen Mai medical appliance technology Co., Ltd. Address before: No. 52, East Road, Guiyang City, Guizhou Province, China Post Code: 550002 Patentee before: Guizhou Prov. People's Hospital Patentee before: Guizhou Institute of Cardiovascular Diseases |
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Granted publication date: 20040317 Termination date: 20150811 |
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