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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||128/1D ; 128/DIG ; 3 ; 417/384 ; 3/17|
|발명자 / 주소||
|출원인 / 주소||
|인용정보||피인용 횟수 : 39 인용 특허 : 6|
Apparatus is disclosed for mechanically assisting circulation of blood in a patient for periods of up to a week or two until the patient\s heart strengthens sufficiently to take over the full workload. The circulatory assist device includes a valveless pump with a flexible bladder, a pneumatic driver for applying pressure pulses to the bladder, and a single flexible conduit for conveying blood between the patient and the pump. In use the pump and driver are mounted external to the patient\s body and the flexible conduit is connected to the pump and in en...
Apparatus for assisting circulation of the blood of a patient comprising: a valveless blood pump with a housing positionable outside the patient, said pump including a flexible bladder symmetrical about a longitudinal axis of the pump, said bladder and said housing each having a first opening for admitting blood into and discharging blood from said bladder and each having a second opening for taking samples at an end opposite said first opening, said pump further including means for sealing said second opening; a valveless flexible conduit for carrying b...