Medical pump driving device
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United States of America Patent
Stats
-
Aug 1, 1995
Issued Date -
N/A
app pub date -
Apr 22, 1993
filing date -
Oct 23, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A medical pump driving device comprises a centrifugal pump for transferring liquid in a liquid channel including an artificial lung, a motor for driving the centrifugal pump, and a bubble removing mechanism for removing a bubble from the liquid channel including the medical device by transferring liquid by the pump. The bubble removing mechanism comprises a CPU for setting various types of set values to intermittently drive the motor, a RAM and an EEPROM for storing the set value set by the CPU, an D/A converter 251, and motor driving circuit for intermittently driving the motor based on the set value stored in the RAM, and EEPROM.
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