Power supply for body implant and method of use
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United States of America Patent
Stats
-
May 19, 1987
Grant Date -
N/A
app pub date -
Jul 22, 1985
filing date -
Jul 22, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An implanted blood pump system is described wherein power for driving the pump is provided by a transcutaneous transformer having an external primary winding and an implanted secondary winding. Control of the driving voltage to the pump is provided by an implanted shunt regulator. Voltage applied to the primary winding is controlled in accordance with the power factor sensed in the primary winding.
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Family
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