Tissue sampling device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 13, 1987
Grant Date -
N/A
app pub date -
Jul 30, 1986
filing date -
Feb 19, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for tissue sampling by thick needle punctuation including a needle assembly including a hollow first needle and second needle extending through the hollow first needle. The needle assembly is contained in a housing having an opening through which the needles extend. Compressed springs in the housing are caused to expand to urge the needles away from the housing during the sampling of tissue. A rod is provided extending from the housing to simultaneously place the springs in a compressed condition.
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Cited Art Landscape
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