CN103316386B - Turnover blood arm staggered form artificial heart system - Google Patents
Turnover blood arm staggered form artificial heart system Download PDFInfo
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- CN103316386B CN103316386B CN201310214361.1A CN201310214361A CN103316386B CN 103316386 B CN103316386 B CN 103316386B CN 201310214361 A CN201310214361 A CN 201310214361A CN 103316386 B CN103316386 B CN 103316386B
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Abstract
A kind of turnover blood arm staggered form artificial heart system of biomedical engineering field, comprise into blood vessel, check valve, trachea, artificial heart, go out blood vessel, enter blood arm, hemorrhage arm and cardiac valves, cardiac valves is artificial heart air chamber and blood chamber, first enters the outlet of blood arm, the import of the second hemorrhage arm is all connected with the right side of blood chamber, and the outlet that blood arm is entered in the import, second of the first hemorrhage arm is all connected with the left side of blood chamber.The present invention can make the blood flow in blood chamber more smooth, not easily forms whirlpool, thus reduces the formation of thrombosis.The present invention is reasonable in design, and structure is simple, is applicable to the artificial heart system to the comparatively responsive patient of thrombosis.
Description
Technical field
What the present invention relates to is a kind of artificial heart system of biomedical engineering field, particularly a kind of turnover blood arm staggered form artificial heart system.
Background technology
Artificial heart, namely partially or completely substitutes the pump blood function of heart by bio-mechanical means, maintain the blood circulation of whole body.Divide by function and comprise ventricle auxiliary blood pump and total artificial heart.Artificial heart is transplanted as a kind of means for the treatment of heart failure, is the effective replacement scheme of cardiac transplantation.Total artificial heart is a kind of for replacing the equipment of two chambers in heart bottom.These two replaced chambers are called as " ventricle ".If a sufferer causes two ventricles all cannot play function again because heart failure reaches an advanced stage, just this equipment may be used.Heart failure refers to that heart causes the enough blood of unable conveying to meet the needs of health owing to suffering damage or weaken." late period " refers to that necessarily very serious degree has been arrived in this heart failure, to such an extent as to every other treatment except heart transplantation all cannot onset.In both cases, patient may need total artificial heart: patient may need total artificial heart to sustain life to instruct the heart that can obtain transplanting; Do not possess the qualification of heart transplantation, but to the heart failure late period of two ventricles loss of function gradually; The atrium of total artificial heart and patient connects.Artificial heart technology is a kind of FA biomedical technology, and along with the increase gradually of modern society heart patient, artificial heart technology will have boundless application prospect.
Through finding the retrieval of prior art document, China Patent No. 99126700.1, patent name: gas-electricity one formula blood pump, gas-electricity one formula artificial heart, this patented technology provides blood pump simplification, artificial heart miniaturization scheme, but it effectively can not avoid the formation problem of thrombosis in artificial heart; When the blood flow in artificial heart produces whirlpool, erythrocyte easily forms thrombosis by shearing downright bad in whirlpool.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, provide a kind of turnover blood arm staggered form artificial heart system, can the formation of effectively anti-tampon.
The present invention is achieved through the following technical solutions, the present invention includes into blood vessel, check valve, trachea, artificial heart, go out blood vessel, first adaptor, first enters blood arm, second enters blood arm, second adaptor, first hemorrhage arm, second hemorrhage arm and cardiac valves, check valve is arranged on in blood vessel, cardiac valves to be arranged in artificial heart and artificial heart is divided into air chamber and blood chamber two parts, air chamber is positioned at the top of artificial heart, one end of trachea is connected with air chamber, the import of the first adaptor is connected with the outlet of entering blood vessel, and the import of blood arm is entered in the outlet of the first adaptor respectively with first, second import of entering blood arm is connected, the first outlet of entering blood arm, the import of the second hemorrhage arm is all connected with the right side of blood chamber, and the outlet of the second adaptor is connected with the import going out blood vessel, the import of the second adaptor outlet of hemorrhage arm with first respectively, the outlet of the second hemorrhage arm is connected, the import of the first hemorrhage arm, second outlet of entering blood arm is all connected with the left side of blood chamber, and the first outlet of entering blood arm is positioned at the top of the second hemorrhage arm import, and the import of the first hemorrhage arm is positioned at the top that second enters blood branch outlet, and first enters blood arm, second enters blood arm, first hemorrhage arm, the internal diameter of the second hemorrhage arm is all equal, and first to enter the length of blood arm identical with the length of the first hemorrhage arm, and second to enter the length of blood arm identical with the length of the second hemorrhage arm.
Further, first enters the left and right sides that blood arm and the first hemorrhage arm are symmetrically distributed in artificial heart in the present invention, and second enters the left and right sides that blood arm and the second hemorrhage arm are symmetrically distributed in artificial heart.
In work process of the present invention, trachea is connected with source of the gas, when the pressure in air chamber is less, cardiac valves pops up, the volume of blood chamber becomes large, pressure diminishes, and enters the one-way valve opens in blood vessel, and blood enters blood arm and second through first and enters blood arm inflow blood chamber; When the pressure in air chamber is larger, cardiac valves is upspring downwards, and the volume of blood chamber diminishes, pressure becomes large, enters the closed check valve in blood vessel, and blood flows out blood chamber through the first hemorrhage arm and the second hemorrhage arm.Because second enters blood arm and the second hemorrhage arm arranged crosswise, the whirlpool in blood chamber will be fewer, thus can effectively avoid forming thrombosis in blood chamber.
Compared with prior art, the present invention has following beneficial effect: the present invention, by increasing the number into blood arm and hemorrhage arm, makes the blood flow in blood chamber reduce as far as possible and produces whirlpool, thus can effectively avoid forming thrombosis in blood chamber; The present invention is reasonable in design, and structure is simple, has wider application prospect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Wherein: 1, enter blood vessel, 2, check valve, 3, trachea, 4, artificial heart, 5, go out blood vessel, the 6, first adaptor, 7, first enters blood arm, 8, second enters blood arm, the 9, second adaptor, the 10, first hemorrhage arm, 11, the second hemorrhage arm, 12, cardiac valves, 13, air chamber, 14, blood chamber.
Detailed description of the invention
Elaborate to embodiments of the invention below in conjunction with accompanying drawing, the present embodiment, premised on technical solution of the present invention, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
embodiment
As shown in Figure 1, the present invention includes into blood vessel 1, check valve 2, trachea 3, artificial heart 4, go out blood vessel 5, first adaptor 6, first enters blood arm 7, second enters blood arm 8, second adaptor 9, first hemorrhage arm 10, second hemorrhage arm 11 and cardiac valves 12, check valve 2 is arranged on in blood vessel 1, cardiac valves 12 is arranged in artificial heart 4 and also artificial heart 4 is divided into air chamber 13 and blood chamber 14 two parts, air chamber 13 is positioned at the top of artificial heart 4, one end of trachea 3 is connected with air chamber 13, the import of the first adaptor 6 is connected with the outlet of entering blood vessel 1, the import of blood arm 7 is entered in the outlet of the first adaptor 6 respectively with first, second import of entering blood arm 8 is connected, first outlet of entering blood arm 7, the import of the second hemorrhage arm 11 is all connected with the right side of blood chamber 14, the outlet of the second adaptor 9 is connected with the import going out blood vessel 5, the import of the second adaptor 9 outlet of hemorrhage arm 10 with first respectively, the outlet of the second hemorrhage arm 11 is connected, the import of the first hemorrhage arm 10, second outlet of entering blood arm 8 is all connected with the left side of blood chamber 14, first outlet of entering blood arm 7 is positioned at the top of the second hemorrhage arm 11 import, the import of the first hemorrhage arm 10 is positioned at the top that second enters blood arm 8 outlet, first enters blood arm 7, second enters blood arm 8, first hemorrhage arm 10, the internal diameter of the second hemorrhage arm 11 is all equal, first to enter the length of blood arm 7 identical with the length of the first hemorrhage arm 10, second to enter the length of blood arm 8 identical with the length of the second hemorrhage arm 11, first enters the left and right sides that blood arm 7 and the first hemorrhage arm 10 are symmetrically distributed in artificial heart 4, second enters the left and right sides that blood arm 8 and the second hemorrhage arm 11 are symmetrically distributed in artificial heart 4.
In work process of the present invention, trachea 3 is connected with source of the gas, when the pressure in air chamber 13 is less, cardiac valves 12 pops up, the volume of blood chamber 14 becomes large, pressure diminishes, the check valve 2 entered in blood vessel 1 is opened, and blood enters blood arm 7 and second through first and enters blood arm 8 and flow into blood chamber 14; When the pressure in air chamber 13 is larger, cardiac valves 12 is upspring downwards, and the volume of blood chamber 14 diminishes, pressure becomes large, and the check valve 2 entered in blood vessel 1 is closed, and blood flows out blood chamber 14 through the first hemorrhage arm 7 and the second hemorrhage arm 8.Because second enters blood arm 8 and the second hemorrhage arm 11 arranged crosswise, the whirlpool in blood chamber 14 will be fewer, thus can effectively avoid forming thrombosis in blood chamber 14.
Claims (2)
1. a turnover blood arm staggered form artificial heart system, comprise into blood vessel (1), check valve (2), trachea (3), artificial heart (4), go out blood vessel (5) and cardiac valves (12), cardiac valves (12) is arranged in artificial heart (4) and also artificial heart (4) is divided into air chamber (13) and blood chamber (14) two parts, air chamber (13) is positioned at the top of artificial heart (4), one end of trachea (3) is connected with air chamber (13), check valve (2) is arranged on in blood vessel (1), it is characterized in that, also comprise the first adaptor (6), first enters blood arm (7), second enters blood arm (8), second adaptor (9), first hemorrhage arm (10), second hemorrhage arm (11), the import of the first adaptor (6) is connected with the outlet of entering blood vessel (1), the import of blood arm (7) is entered in the outlet of the first adaptor (6) respectively with first, second import of entering blood arm (8) is connected, first outlet of entering blood arm (7), the import of the second hemorrhage arm (11) is all connected with the right side of blood chamber (14), the outlet of the second adaptor (9) is connected with the import going out blood vessel (5), the import of the second adaptor (9) outlet of hemorrhage arm (10) with first respectively, the outlet of the second hemorrhage arm (11) is connected, the import of the first hemorrhage arm (10), second outlet of entering blood arm (8) is all connected with the left side of blood chamber (14), first outlet of entering blood arm (7) is positioned at the top of the second hemorrhage arm (11) import, the import of the first hemorrhage arm (10) is positioned at second and enters the top that blood arm (8) exports, first enters blood arm (7), second enters blood arm (8), first hemorrhage arm (10), the internal diameter of the second hemorrhage arm (11) is all equal, first to enter the length of blood arm (7) identical with the length of the first hemorrhage arm (10), second to enter the length of blood arm (8) identical with the length of the second hemorrhage arm (11).
2. turnover blood arm staggered form artificial heart system according to claim 1, it is characterized in that, first enters the left and right sides that blood arm (7) and the first hemorrhage arm (10) are symmetrically distributed in artificial heart (4), and second enters the left and right sides that blood arm (8) and the second hemorrhage arm (11) are symmetrically distributed in artificial heart (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310214361.1A CN103316386B (en) | 2013-05-31 | 2013-05-31 | Turnover blood arm staggered form artificial heart system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310214361.1A CN103316386B (en) | 2013-05-31 | 2013-05-31 | Turnover blood arm staggered form artificial heart system |
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| CN103316386A CN103316386A (en) | 2013-09-25 |
| CN103316386B true CN103316386B (en) | 2015-09-09 |
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| CN201310214361.1A Active CN103316386B (en) | 2013-05-31 | 2013-05-31 | Turnover blood arm staggered form artificial heart system |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103394137B (en) * | 2013-07-18 | 2015-12-23 | 上海交通大学 | With two enter the artificial heart system of blood arm |
| CN103394138B (en) * | 2013-07-25 | 2015-12-09 | 上海交通大学 | Turnover blood arm arranges formula artificial heart system up and down |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3974825A (en) * | 1975-10-01 | 1976-08-17 | Baylor College Of Medicine | Remote electrical monitoring of gas activated blood pumps |
| US4611578A (en) * | 1983-05-03 | 1986-09-16 | Forschungsgesellschaft fur Biomedizinischs Technik E.V. Goethestrasse | Redundant piston pump for the operation of single or multiple chambered pneumatic blood pumps |
| US4846831A (en) * | 1988-04-27 | 1989-07-11 | Skillin David E | Manual back-up drive for artificial heart |
| CN1057786A (en) * | 1990-07-06 | 1992-01-15 | 张任谦 | Membrane pump |
| CN2178532Y (en) * | 1993-07-13 | 1994-10-05 | 广东省心血管病研究所 | Supplementary blood pump for left ventricle |
| CN1256157A (en) * | 1999-11-22 | 2000-06-14 | 李树文 | Pneumatic blood pump, combined pneumatic heart-lung machine and artificial pneumatic heart |
-
2013
- 2013-05-31 CN CN201310214361.1A patent/CN103316386B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3974825A (en) * | 1975-10-01 | 1976-08-17 | Baylor College Of Medicine | Remote electrical monitoring of gas activated blood pumps |
| US4611578A (en) * | 1983-05-03 | 1986-09-16 | Forschungsgesellschaft fur Biomedizinischs Technik E.V. Goethestrasse | Redundant piston pump for the operation of single or multiple chambered pneumatic blood pumps |
| US4846831A (en) * | 1988-04-27 | 1989-07-11 | Skillin David E | Manual back-up drive for artificial heart |
| CN1057786A (en) * | 1990-07-06 | 1992-01-15 | 张任谦 | Membrane pump |
| CN2178532Y (en) * | 1993-07-13 | 1994-10-05 | 广东省心血管病研究所 | Supplementary blood pump for left ventricle |
| CN1256157A (en) * | 1999-11-22 | 2000-06-14 | 李树文 | Pneumatic blood pump, combined pneumatic heart-lung machine and artificial pneumatic heart |
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| CN103316386A (en) | 2013-09-25 |
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Owner name: SHANGHAI PUDONG HOSPITAL Free format text: FORMER OWNER: SHANGHAI JIAO TONG UNIVERSITY Effective date: 20150715 |
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Effective date of registration: 20150715 Address after: Pudong New Area town of Shanghai city in 201399 Arch Road No. 2800 Applicant after: Shanghai Pudong Hospital Address before: 200240 Dongchuan Road, Shanghai, No. 800, No. Applicant before: Shanghai Jiao Tong University |
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Inventor after: Tong Jindong Inventor after: Yu Minghua Inventor after: Mei Qiongfeng Inventor after: Xie Le Inventor after: Jia Jinghua Inventor after: Ma Zhihui Inventor before: Mei Qiongfeng Inventor before: Xie Le Inventor before: Jia Jinghua Inventor before: Ma Zhihui |
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