CN203777392U - Medical extracorporealcirculation system - Google Patents
Medical extracorporealcirculation system Download PDFInfo
- Publication number
- CN203777392U CN203777392U CN201420108255.5U CN201420108255U CN203777392U CN 203777392 U CN203777392 U CN 203777392U CN 201420108255 U CN201420108255 U CN 201420108255U CN 203777392 U CN203777392 U CN 203777392U
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- pump
- inlet
- sensor
- venous
- myocardium protecting
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Abstract
The utility model relates to the field of medical apparatus and instruments, particularly to a medical extracorporealcirculation system. The system comprises an aorta pump, a suction pump, a drain pump, a myocardium protection liquid perfusion pump, a vein sensor, a venous blood storage tank, a blood parameter monitor, an artery sensor, an oxygenator, a venous duct, a suction cannula, a drain duct, an arterial duct, a myocardium protection liquid cannula and a myocardium protection liquid storage bag, wherein the vein sensor, the artery sensor and the blood parameter monitor are electrically connected. The system can play a gas exchange role in case of the cardiac arrest and provide accurate information for a perfusion doctor to facilitate timely adjustment; residual blood in a heart chamber can be drained through the suction pump and the drain pump, so that a relatively clean operation environment in the heart chamber can be provided for an operator; a myocardium protection liquid enablesmyocardia to stop contraction, so that an operation can be performed conveniently.
Description
Technical field
This utility model relates to medical instruments field, especially a kind of medical extracorporeal circulation system.
Background technology
Cardiac lumen operation must just can be carried out under direct-view condition, cut heart and also want the blood flow of temporary interruption superior and inferior vena cave, make in heart in depletion of blood state, under normal circumstances, venous blood flow dwell time must not exceed 3～4min, otherwise will cause death because of anoxia.If proved in zoopery, the body temperature of animal is reduced, one of the blood flow energy temporary interruption of heart is compared with the long time and the unlikely histanoxia that causes, after this be applied to clinically simple chambers operation with low temperature process, and obtain many successes, but the major defect of the method is: easily produce cardiac arrhythmia, often therefore cause operative failure, and cause death; Blood Xining can not exceed 10min, within the so short time, is difficult to carry out complicated operation on heart.
Utility model content
This utility model is intended to address the above problem, a kind of medical extracorporeal circulation system is provided, it can be in the time of cardiac arrest, play the function of gas exchange, can offer perfusion doctor accurately information be convenient to adjust in time, can offer surgical environments in comparatively clean chambers of the heart of operator, be convenient to operation and carry out, its technical scheme adopting is as follows:
A kind of medical extracorporeal circulation system, comprise aorta pump, suction pump, drain pump, myocardium protecting liquid charge pump, intravenous sensor, venous blood fluid reservoir, blood parameters monitor, tremulous pulse sensor, oxygenator, venous duct, attract intubate, emptying conduit, ductus arteriosus, myocardium protecting liquid intubate and myocardium protecting liquid reservoir bag, described venous duct is connected with the inlet of venous blood fluid reservoir, the liquid outlet of described venous blood fluid reservoir is connected with aorta pump, the liquid outlet of described aorta pump is connected with oxygenator, the liquid outlet of described oxygenator is connected with the inlet of ductus arteriosus and myocardium protecting liquid charge pump by pipeline and the three-way valve being arranged on pipeline, the inlet of described myocardium protecting liquid charge pump is also connected with myocardium protecting liquid reservoir bag, the liquid outlet of described myocardium protecting liquid charge pump is connected with myocardium protecting liquid intubate by temperature sensor and exchanger, described attraction intubate is connected with the inlet of suction pump, the liquid outlet of described suction pump is connected with the inlet of venous blood fluid reservoir, described emptying conduit is connected with the inlet of drain pump, the liquid outlet of described drain pump is connected with the inlet of venous blood fluid reservoir, described intravenous sensor is arranged at venous duct to the pipeline of venous blood fluid reservoir, on the pipeline of described tremulous pulse sensor setting in oxygenator to three-way valve, described intravenous sensor, tremulous pulse sensor and the electrical connection of blood parameters monitor.
On technique scheme basis, also comprise and be arranged at oxygenator to the vein test tube on the pipeline of three-way valve, described vein test tube is electrically connected with blood oxygen saturation monitoring instrument.
On technique scheme basis, described exchanger is made up of heater and refrigerator.
The utlity model has following advantage: in the time of cardiac arrest; play the function of gas exchange; can offer perfusion doctor accurately information be convenient to adjust in time; suction pump and drain pump can be discharged the remained blood in the chambers of the heart; offer surgical environments in comparatively clean chambers of the heart of operator; myocardium protecting liquid can make cardiac muscle stop shrinking, and is convenient to operation and carries out.
Brief description of the drawings
Fig. 1: structural representation of the present utility model;
Detailed description of the invention
Below in conjunction with accompanying drawing and example, the utility model is described in further detail:
A kind of medical extracorporeal circulation system, comprise aorta pump 1, suction pump 2, drain pump 3, myocardium protecting liquid charge pump 4, intravenous sensor 7, venous blood fluid reservoir 8, blood parameters monitor 9, tremulous pulse sensor 21, oxygenator 20, venous duct 10, attract intubate 11, emptying conduit 12, ductus arteriosus 13, myocardium protecting liquid intubate 14 and myocardium protecting liquid reservoir bag 15, described venous duct 10 is connected with the inlet of venous blood fluid reservoir 8, the liquid outlet of described venous blood fluid reservoir 8 is connected with aorta pump 1, the liquid outlet of described aorta pump 1 is connected with oxygenator 20, the liquid outlet of described oxygenator 20 is connected with the inlet of ductus arteriosus 13 and myocardium protecting liquid charge pump 4 by pipeline and the three-way valve 22 being arranged on pipeline, the inlet of described myocardium protecting liquid charge pump 4 is also connected with myocardium protecting liquid reservoir bag 15, the liquid outlet of described myocardium protecting liquid charge pump 4 is connected with myocardium protecting liquid intubate 14 by temperature sensor 23 and exchanger, described attraction intubate 11 is connected with the inlet of suction pump 2, the liquid outlet of described suction pump 2 is connected with the inlet of venous blood fluid reservoir 8, described emptying conduit 12 is connected with the inlet of drain pump 3, the liquid outlet of described drain pump 3 is connected with the inlet of venous blood fluid reservoir 8, described intravenous sensor 7 is arranged at venous duct 10 to the pipeline of venous blood fluid reservoir 8, described tremulous pulse sensor 21 is arranged at oxygenator 20 to the pipeline of three-way valve 22, described intravenous sensor 7, tremulous pulse sensor 21 and blood parameters monitor 9 are electrically connected, suction pump 2 and drain pump 3 can be discharged the remained blood in the chambers of the heart, offer surgical environments in comparatively clean chambers of the heart of operator.
It should be noted that due to the dirty difficulty that not only increases operation of pulsatile heart herein, and because its mechanical activity can consume a large amount of ATP enzymes, impel myocardial ischemia mortality, become one of major obstacle of operation on heart.Therefore after containing certain proportion and stoping jumping the myocardium protecting liquid of liquid and blood hybrid cooling, defeated time heart makes it stop jumping the effect that can reach cardioprotection, and myocardium protecting liquid charge pump 4 can provide a feedback driving force.
Preferably, also comprise and be arranged at oxygenator 20 to the vein test tube 5 on the pipeline of three-way valve 22, described vein test tube 5 is electrically connected with blood oxygen saturation monitoring instrument 6.
Preferably; described exchanger is made up of heater 24 and refrigerator 25; exchanger can be selected heater 24 or refrigerator 25 according to the detection of temperature sensor 23; heater 24 can prevent the too low damage of the mixeding liquid temperature of myocardium protecting liquid and blood patient body, and refrigerator 25 can be lowered the temperature to it in the time that the mixeding liquid temperature of myocardium protecting liquid and blood is higher.
This utility model is not limited to above-mentioned specific embodiment, and all any changes of doing based on this utility model or modification all belong to the claimed scope of this utility model.
Claims (3)
1. a medical extracorporeal circulation system, it is characterized in that: comprise aorta pump (1), suction pump (2), drain pump (3), myocardium protecting liquid charge pump (4), intravenous sensor (7), venous blood fluid reservoir (8), blood parameters monitor (9), tremulous pulse sensor (21), oxygenator (20), venous duct (10), attract intubate (11), emptying conduit (12), ductus arteriosus (13), myocardium protecting liquid intubate (14) and myocardium protecting liquid reservoir bag (15), described venous duct (10) is connected with the inlet of venous blood fluid reservoir (8), the liquid outlet of described venous blood fluid reservoir (8) is connected with aorta pump (1), the liquid outlet of described aorta pump (1) is connected with oxygenator (20), the liquid outlet of described oxygenator (20) is connected with the inlet of ductus arteriosus (13) and myocardium protecting liquid charge pump (4) by pipeline and the three-way valve (22) being arranged on pipeline, the inlet of described myocardium protecting liquid charge pump (4) is also connected with myocardium protecting liquid reservoir bag (15), the liquid outlet of described myocardium protecting liquid charge pump (4) is connected with myocardium protecting liquid intubate (14) by temperature sensor (23) and exchanger, described attraction intubate (11) is connected with the inlet of suction pump (2), the liquid outlet of described suction pump (2) is connected with the inlet of venous blood fluid reservoir (8), described emptying conduit (12) is connected with the inlet of drain pump (3), the liquid outlet of described drain pump (3) is connected with the inlet of venous blood fluid reservoir (8), described intravenous sensor (7) is arranged at venous duct (10) to the pipeline of venous blood fluid reservoir (8), described tremulous pulse sensor (21) is arranged at oxygenator (20) to the pipeline of three-way valve (22), described intravenous sensor (7), tremulous pulse sensor (21) and blood parameters monitor (9) electrical connection.
2. the medical extracorporeal circulation system of one according to claim 1, it is characterized in that: also comprise and be arranged at oxygenator (20) to the vein test tube (5) on the pipeline of three-way valve (22), described vein test tube (5) is electrically connected with blood oxygen saturation monitoring instrument (6).
3. the medical extracorporeal circulation system of one according to claim 2, is characterized in that: described exchanger is made up of heater (24) and refrigerator (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420108255.5U CN203777392U (en) | 2014-03-09 | 2014-03-09 | Medical extracorporealcirculation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420108255.5U CN203777392U (en) | 2014-03-09 | 2014-03-09 | Medical extracorporealcirculation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203777392U true CN203777392U (en) | 2014-08-20 |
Family
ID=51313629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420108255.5U Expired - Fee Related CN203777392U (en) | 2014-03-09 | 2014-03-09 | Medical extracorporealcirculation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203777392U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108432743A (en) * | 2018-06-15 | 2018-08-24 | 广州军区广州总医院 | Portable organ contributes donor machine perfusion system |
-
2014
- 2014-03-09 CN CN201420108255.5U patent/CN203777392U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108432743A (en) * | 2018-06-15 | 2018-08-24 | 广州军区广州总医院 | Portable organ contributes donor machine perfusion system |
| CN108432743B (en) * | 2018-06-15 | 2023-08-11 | 广东丁沃生医疗器械有限公司 | Portable organ donation donor mechanical perfusion system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20150309 |
|
| EXPY | Termination of patent right or utility model |