Perforated tubing
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Mar 17, 1987
Grant Date -
N/A
app pub date -
Dec 24, 1984
filing date -
Dec 24, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Perforated tubing for surgical drainage applications and the like in which perforations are located in one or more grooves extending lengthwise of the tubing such that the sides of the grooves block access of tissue to the perforations and obturation of the tubing is prevented.
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