Enhanced interstitial fluid collection
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United States of America Patent
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-
Mar 20, 2001
Grant Date -
N/A
app pub date -
Mar 3, 1999
filing date -
Sep 8, 1995
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A sampling apparatus for interstitial fluid includes a pressure ring surrounding a collection needle. The pressure ring and needle are movable relative to one another for the ring to first engage a patient's skin surface prior to insertion of the needle.
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