CN2610903Y - Conversion type external reverse pacemaker - Google Patents
Conversion type external reverse pacemaker Download PDFInfo
- Publication number
- CN2610903Y CN2610903Y CN 03224088 CN03224088U CN2610903Y CN 2610903 Y CN2610903 Y CN 2610903Y CN 03224088 CN03224088 CN 03224088 CN 03224088 U CN03224088 U CN 03224088U CN 2610903 Y CN2610903 Y CN 2610903Y
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- air compressor
- air
- computer
- converter
- capsule cover
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Abstract
The utility model discloses a frequency conversion external counter pulsation device, comprising an air compressor, an air storage box, a inflation electromagnet valve, a discharge electromagnet valve, an air bag, a pressure sensor, a computer and a frequent converter, wherein the air output port of the air compressor is connected with the air input port of the air storage box through pipes, the air output port is connected with the connecting pipe mouth of the air bag through the inflation electromagnetic valve, the connecting pipe mouth of the air bag is connected with the discharge electromagnetic valve too, the air compressor is a frequency-variable air compressor, the pressure sensor, the computer, the frequency converter and the frequency-variable air compressor together form a close-cycle loop. The utility model utilizes the close-cycle loop formed by the pressure compressor, the computer, the frequency converter and the frequency-variable air compressor to stabilize the working pressure during the treatment, keeping the working pressure stable around the preset working pressure and improving the overall curative effect.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, especially a kind of frequency conversion type external counterpulsation apparatus that utilizes the pressure of gas at external non-invasive therapy cardiovascular and cerebrovascular disease.
Background technology
The computer control enhanced external counterpulsation device that Chinese patent CN 87200288 U announced on October 14th, 1987, it is the pressure regulator valve that adopts manual adjustment to link to each other with expansion box, when the gas pressure in the expansion box surpasses the pressure of pressure regulator valve adjusting setting, the outside aerofluxus of control valve, so the gas pressure in the expansion box reduces, thereby realize the force value that restraint of labour pressure is being set.Because air compressor moves with constant rotational speed, its output flow also is constant, when the air consumption of air bag increases to the output flow that is higher than air compressor, gas pressure in the expansion box is reduced, up to being lower than the pressure that pressure regulator valve is set, cause operating pressure to be lower than the pressure of setting.An important evaluating index of external counterpulsation apparatus therapeutic effect is a D/S ratio, the blood perfusion amount that the air bag extruding produced when D/S ratio depended on treatment, if operating pressure instability, the blood perfusion amount instability that air bag extruding is each time produced, cause D/S ratio instability, thereby reduced the general curative effect of treatment.When the gas pressure in the expansion box surpassed the pressure of pressure regulator valve setting, a large amount of gases of air compressor output were discharged in the atmosphere by pressure regulator valve in vain, have wasted a lot of resources simultaneously.
The utility model content
The purpose of this utility model is to provide a kind of operating pressure that can make when treatment to be stabilized in the operating pressure of setting, thereby promotes the frequency conversion type external counterpulsation apparatus of the general curative effect of treatment.
The purpose of this utility model can realize by following technical measures: comprise by air compressor, expansion box, inflation electromagnetic valve, exhaust solenoid valve and air bag, the gas output end mouth of air compressor is connected to expansion box gas input port through pipeline, expansion box gas output end mouth links to each other with the mouth of pipe that is connected of air bag through the inflation electromagnetic valve, and the connection mouth of pipe of air bag also links to each other with exhaust solenoid valve; It is characterized in that also comprising the pressure transducer that is used to detect the expansion box internal pressure, computer and converter, described air compressor is a variable ratio frequency changer formula air compressor, described pressure transducer is directly connected in the expansion box, the outfan of pressure transducer is connected to the input end and computer mouth, being connected of control input end of the output port of computer and converter, clutch end of converter links to each other pressure transducer with power intake of variable ratio frequency changer formula air compressor, computer, converter and variable ratio frequency changer formula air compressor constitute the closed loop that is used to control the expansion box internal pressure.Operating pressure when stablizing treatment by the close loop control circuit of pressure transducer, computer, converter and variable ratio frequency changer formula air compressor composition makes operating pressure be stabilized in the operating pressure of setting.
Air bag described in the utility model comprises capsule cover and capsula interna, and the capsule cover is made of with the capsule cover inclusion enclave that is used for the contact treatment position the capsule cover ectosome of the first half, and described capsule cover inclusion enclave is formed by contact top layer, elastic interlayer and protection nexine adhesion successively; Capsula interna is by inside and outside two-layer being composited, and capsula interna is provided with the connection mouth of pipe.
Capsule cover ectosome described in the utility model adopts Synthetic Leather, and Lycra cloth is adopted on the contact top layer of described capsule cover, and elastic interlayer adopts has only the butadiene-styrene rubber of level to elastic force, and the protection nexine adopts Mei Jiabu; The skin of described capsula interna adopts nylon cloth, and the internal layer of capsula interna adopts the thermoplastic polyurethane elastic material.
Operating pressure when treatment is stablized in the close loop control circuit that this utility model is formed by working pressure pick off, computer, converter and variable ratio frequency changer formula air compressor, make operating pressure be stabilized in the operating pressure of setting, through clinical trial in a treatment cycle 60 minutes, patient's D/S ratio can be stabilized on generally acknowledged 1.2, has promoted the general curative effect of treatment.Simultaneously air compressor always works in the gas that needs the much flows of output and just exports under the state of gas of much flows, has saved the energy, the operating cost when having reduced this utility model work.
In addition because air bag has used the multiple structure that is made of composite, air bag can be fit to human body well when binding, during treatment because high strength, high tenacity and the elasticity high-tensile strength of polyurethane material, increased the blood perfusion amount of air bag extruding, can reach about 2.0 through clinical trial D/S ratio, exceed 66% than recognised standard 1.2, promoted therapeutic effect.
Description of drawings
Fig. 1 is this utility model air distribution system schematic block diagram;
Fig. 2 is for wherein being used for the air bag contour structures sketch map of shank;
Fig. 3 is that the A-A shown in Fig. 2 is to amplification view.
The specific embodiment
As shown in Figure 1, this enforcement comprises the distribution loop of being made up of variable ratio frequency changer formula air compressor, expansion box, inflation electromagnetic valve, exhaust solenoid valve and airbag apparatus, and the close loop control circuit that is made of pressure transducer, computer and converter.Wherein pressure transducer is directly connected on the expansion box, the output of pressure transducer is connected to the input end and computer mouth, the output voltage frequency of controlling converter that is connected of the output port by computer and control input end of converter, clutch end of converter links to each other with the power intake of air compressor, and the output gas of air compressor is connected to expansion box by pipeline.Inflation electromagnetic valve and exhaust solenoid valve and airbag apparatus are connected to expansion box in groups by pipeline, three groups of total shanks, thigh, buttocks.Fill, the action of exhaust solenoid valve is the electrocardiosignal by computer control system collection patient, calculating the QRS ripple is reference signal, behind the aortic valve closing of heart of patient, the inflation electromagnetic valve is opened, so the compressed air of expansion box flows into airbag apparatus, shank, thigh and buttocks to patient carries out sequential extruding respectively, and sequential time difference is 50ms, and the squeezing pressure sizes values is by the operating pressure decision of setting.After opening 100ms, the inflation electromagnetic valve closes.At the opening of aortic valve eve of heart of patient, exhaust solenoid valve is opened, and the compressed air in the airbag apparatus is discharged.Exhaust solenoid valve is closed after opening 200ms.This has just finished and has once filled the aerofluxus action, and the action frequency that fills exhaust solenoid valve is consistent with patient's heart rate value, so the compressed air air consumption that the expansion box per minute is discharged by inflation electromagnetic valve, exhaust solenoid valve is directly proportional with patient's heart rate value.When patient's palpitating speed, the air consumption of expansion box increases thereupon, and air compressor output gas flow of gas at this moment is constant, so the gas volume in the expansion box reduces, operating pressure reduces.By pressure transducer computer acquisition operating pressure value, and with the operating pressure value of setting relatively, so the output control signal is given converter, increase the output voltage frequency of converter, because the rotating speed of variable ratio frequency changer formula air compressor is directly proportional with its frequency of input voltage, so the rotating speed of air compressor increases the output gas flow of gas increasing thereupon, to remedy the increase of expansion box air consumption, make operating pressure be stabilized in the operating pressure of setting.When patient's bradycardia, the air consumption of expansion box reduces, and air compressor output gas flow of gas at this moment is constant, so the gas volume in the expansion box increases, operating pressure increases.By pressure transducer computer acquisition operating pressure value, and with the operating pressure value of setting relatively, so computer output control signal is given converter, reduce the output voltage frequency of converter, thereby the output gas flow of gas of air compressor is reduced, balance reducing of expansion box air consumption, make operating pressure be stabilized in the operating pressure of setting.
Conventional balloon mainly by PVC artificial leather or canvas, make by materials such as chemical fabric, and contact body surface part is hard partially in therapeutic process, damage to body surface easily, and service life is short, and processing difficulties, noise is big during inflation.Air bag of the present utility model comprises capsule cover and capsula interna (shown in Fig. 2,3), air bag comprises capsule cover and capsula interna, the capsule cover is made of with the capsule cover inclusion enclave 2 that is used for the contact treatment position the capsule cover ectosome 1 of the first half, and described capsule cover inclusion enclave is formed by contact top layer 3, elastic interlayer 4 and protection nexine 5 adhesion successively; Capsula interna is composited by inside and outside two-layer 6,7, and capsula interna is provided with and connects the mouth of pipe 8.Capsule cover ectosome adopts Synthetic Leather, and softish Lycra cloth is adopted on the contact top layer of capsule cover, can not damage to body surface, and elastic interlayer adopts has only the butadiene-styrene rubber of level to elastic force, plays better contractive effect, to improve curative effect; The protection nexine adopts Mei Jiabu, with the protection elastic interlayer; Capsule cover ectosome 1 can use the needlework sewing tech to come molding with capsule cover inclusion enclave 2.The skin of described capsula interna adopts nylon cloth, and the internal layer of capsula interna adopts the thermoplastic polyurethane elastic material, and this thermoplastic polyurethane pressure-bearing is big, aging resistance; Contractility is big in addition, and it is clean to be beneficial to aerofluxus, and the connection mouth of pipe is set on the capsula interna, and capsula interna need use the fast wave welding procedure bonding, to guarantee the sealing of capsula interna.The whole air bag life-span is long, and moulding process is easy, and noise is little, in the therapeutic process fill aerofluxus the time since its characteristic reach better therapeutic effect easily.
Claims (3)
1, a kind of frequency conversion type external counterpulsation apparatus, comprise by air compressor, expansion box, inflation electromagnetic valve, exhaust solenoid valve and air bag, the gas output end mouth of air compressor is connected to expansion box gas input port through pipeline, expansion box gas output end mouth links to each other with the mouth of pipe that is connected of air bag through the inflation electromagnetic valve, and the connection mouth of pipe of air bag also links to each other with exhaust solenoid valve; It is characterized in that: also comprise pressure transducer, computer and converter, described air compressor is a variable ratio frequency changer formula air compressor, described pressure transducer is directly connected in the expansion box, the outfan of pressure transducer is connected to the input end and computer mouth, being connected of control input end of the output port of computer and converter, clutch end of converter links to each other with power intake of variable ratio frequency changer formula air compressor, and pressure transducer, computer, converter and variable ratio frequency changer formula air compressor constitute the closed loop that is used to control the expansion box internal pressure.
2, frequency conversion type external counterpulsation apparatus according to claim 1, it is characterized in that: described air bag comprises capsule cover and capsula interna, the capsule cover is made of with the capsule cover inclusion enclave that is used for the contact treatment position the capsule cover ectosome of the first half, and described capsule cover inclusion enclave is formed by contact top layer, elastic interlayer and protection nexine adhesion successively; Capsula interna is by inside and outside two-layer being composited, and capsula interna is provided with the connection mouth of pipe.
3, frequency conversion type external counterpulsation apparatus according to claim 1, it is characterized in that: described capsule cover ectosome adopts Synthetic Leather, Lycra cloth is adopted on the contact top layer of described capsule cover, and elastic interlayer adopts has only the butadiene-styrene rubber of level to elastic force, and the protection nexine adopts Mei Jiabu; The skin of described capsula interna adopts nylon cloth, and the internal layer of capsula interna adopts the thermoplastic polyurethane elastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03224088 CN2610903Y (en) | 2003-03-10 | 2003-03-10 | Conversion type external reverse pacemaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03224088 CN2610903Y (en) | 2003-03-10 | 2003-03-10 | Conversion type external reverse pacemaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2610903Y true CN2610903Y (en) | 2004-04-14 |
Family
ID=34163185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03224088 Expired - Fee Related CN2610903Y (en) | 2003-03-10 | 2003-03-10 | Conversion type external reverse pacemaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2610903Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103263340A (en) * | 2013-05-15 | 2013-08-28 | 北京工业大学 | Self-energized counter-pulsation massage glove |
| CN104116630A (en) * | 2014-07-29 | 2014-10-29 | 成都千里电子设备有限公司 | Pressure wave air bag instrument inflating and deflating control circuit |
| CN105012121A (en) * | 2015-08-14 | 2015-11-04 | 成都千里电子设备有限公司 | Therapeutic apparatus based on pressure therapy |
| CN105055145A (en) * | 2015-08-14 | 2015-11-18 | 成都千里电子设备有限公司 | Air wave pressure therapeutic instrument facilitating local inner pressure adjustment of wearable part |
| CN105055147A (en) * | 2015-08-14 | 2015-11-18 | 成都千里电子设备有限公司 | Airwave pressure therapeutic apparatus structure capable of facilitating curative effect improvement |
| CN105626486A (en) * | 2014-10-28 | 2016-06-01 | 上海蓝蔚科技发展有限公司 | Precision constant-pressure device in pneumatic system |
| CN106137699A (en) * | 2015-03-25 | 2016-11-23 | 中国科学院深圳先进技术研究院 | The intelligent Domestic healthy instrument controlled based on external counterpulsation and control method thereof |
| CN106983647A (en) * | 2017-05-10 | 2017-07-28 | 重庆普施康科技发展股份有限公司 | Portable external counterpulsation apparatus |
| CN109998883A (en) * | 2019-04-04 | 2019-07-12 | 中山大学附属第一医院 | A kind of external counterpulsation air circuit system |
| CN111195192A (en) * | 2020-03-06 | 2020-05-26 | 珠海澳米嘉电子有限公司 | Portable circulation therapeutic instrument |
| CN116172849A (en) * | 2023-04-28 | 2023-05-30 | 安徽通灵仿生科技有限公司 | External counterpulsation treatment device and control method thereof |
-
2003
- 2003-03-10 CN CN 03224088 patent/CN2610903Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103263340A (en) * | 2013-05-15 | 2013-08-28 | 北京工业大学 | Self-energized counter-pulsation massage glove |
| CN104116630A (en) * | 2014-07-29 | 2014-10-29 | 成都千里电子设备有限公司 | Pressure wave air bag instrument inflating and deflating control circuit |
| CN105626486A (en) * | 2014-10-28 | 2016-06-01 | 上海蓝蔚科技发展有限公司 | Precision constant-pressure device in pneumatic system |
| CN106137699A (en) * | 2015-03-25 | 2016-11-23 | 中国科学院深圳先进技术研究院 | The intelligent Domestic healthy instrument controlled based on external counterpulsation and control method thereof |
| CN105012121A (en) * | 2015-08-14 | 2015-11-04 | 成都千里电子设备有限公司 | Therapeutic apparatus based on pressure therapy |
| CN105055145A (en) * | 2015-08-14 | 2015-11-18 | 成都千里电子设备有限公司 | Air wave pressure therapeutic instrument facilitating local inner pressure adjustment of wearable part |
| CN105055147A (en) * | 2015-08-14 | 2015-11-18 | 成都千里电子设备有限公司 | Airwave pressure therapeutic apparatus structure capable of facilitating curative effect improvement |
| CN106983647A (en) * | 2017-05-10 | 2017-07-28 | 重庆普施康科技发展股份有限公司 | Portable external counterpulsation apparatus |
| CN106983647B (en) * | 2017-05-10 | 2023-09-19 | 重庆普施康科技发展股份有限公司 | Movable external counterpulsation device |
| CN109998883A (en) * | 2019-04-04 | 2019-07-12 | 中山大学附属第一医院 | A kind of external counterpulsation air circuit system |
| CN111195192A (en) * | 2020-03-06 | 2020-05-26 | 珠海澳米嘉电子有限公司 | Portable circulation therapeutic instrument |
| CN116172849A (en) * | 2023-04-28 | 2023-05-30 | 安徽通灵仿生科技有限公司 | External counterpulsation treatment device and control method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |