Patient-controlled analgesia device
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United States of America Patent
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-
Aug 3, 1993
Issued Date -
N/A
app pub date -
Oct 25, 1991
filing date -
Dec 5, 1989
priority date (Note) -
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status (Latency Note)
Importance
Abstract
An apparatus for the patient-controlled delivery of a beneficial agent comprising a dose reservoir for receiving and storing a beneficial agent, inlet means to and outlet means from the dose reservoir and pump means operative in response to an external force supplied to the pump means for drawing beneficial agent into the dose reservoir at a relatively constant rate and for discharging the beneficial agent out of the dose reservoir through the outlet means.
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Family
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