Infusion pump monitoring encoder/decoder
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jun 20, 2000
Grant Date -
N/A
app pub date -
Jan 22, 1997
filing date -
Oct 29, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides a method and apparatus for monitoring an infusion pump (10). The method and apparatus provides an encoder (101) which is used with a motor (65) of the infusion pump (10) and a monitoring method which effectively provides rotational directional information. The present invention utilizes a state transition of a first switch (111) indexed against a constant signal from a second switch (113) corresponding to the center of a flag (117) or sector (119).
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