Echogenic needle tip
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United States of America Patent
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-
Jun 16, 1998
Issued Date -
N/A
app pub date -
Oct 17, 1996
filing date -
Mar 8, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An echogenic needle includes a hole provided at the distal tip end. Preferably the hole is positioned through a centerline which is spaced from the centerline of the stylet in order to form a concave surface from which sound waves are reflected in order to locate the distal tip end.
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