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| Number | Title | Issue Date |
| 4116589 | Extracorporeal pulsatile blood pump comprised of side by side bladders Extracorporeal blood pumping apparatus for use, for example in cardiopulmonary bypass procedures, left ventricle assist, hemodialysis and the like. The pulsatile pump apparatus may comprise an elongated driver balloon and a similar blood pumping balloon p... | 09/26/1978 |