发明名称 |
Retroperfusion and retroinfusion control apparatus, system and method |
摘要 |
Retroperfusion control apparatus for supplying arterial blood of a patient to the venous side of the patient's heart including a pump having an inlet and an outlet and a piston movable through a pump stroke for moving a liquid from the inlet to the outlet of the pump. A stepper motor is provided which drives the piston. Electronic circuitry is provided for driving the stepper motor and senses the presence of an R wave in a patient to operate the stepper motor in response to the sensed R wave. |
申请公布号 |
US5059167(A) |
申请公布日期 |
1991.10.22 |
申请号 |
US19900523173 |
申请日期 |
1990.05.14 |
申请人 |
RETROPERFUSION SYSTEMS, INC. |
发明人 |
LUNDQUIST, INGEMAR H.;TARCZY-HORNOCH, ZOLTAN;KARDOS, THOMAS J. |
分类号 |
A61F2/958;A61M1/10;A61M1/36;A61M25/00 |
主分类号 |
A61F2/958 |
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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