发明名称 |
Multi-chamber self-regulating ventricular assist device |
摘要 |
A multi-chamber ventricular assist device (VAD) for blood pumping includes a rigid outer housing having an inlet and outlet, a pre-filling chamber disposed within the housing fluidly connected to the inlet, and an a ejection chamber disposed within the outer housing. A movable plate is flexibly secured to the housing and is in a flow path of the blood being disposed between the pre-filling and the ejection chamber. The movable plate has a one-way valve for flowing blood from said pre-filling chamber to the ejection chamber. An outlet valve is disposed between the ejection chamber and the outlet of the device. A structure is provided for moving the movable plate. The multi-chamber VAD is suitable as a heart prosthesis which can be implanted in the body or used externally. |
申请公布号 |
US2005288543(A1) |
申请公布日期 |
2005.12.29 |
申请号 |
US20040862659 |
申请日期 |
2004.06.07 |
申请人 |
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发明人 |
STENBERG MATTIAS G.;TRAN-SON-TAY ROGER;KLODELL CHARLES T. |
分类号 |
A61M1/10;A61M1/12;A61N1/362;(IPC1-7):A61N1/362 |
主分类号 |
A61M1/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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