Method for making a microcannula
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United States of America Patent
Stats
-
Jun 19, 2001
Grant Date -
N/A
app pub date -
Nov 12, 1997
filing date -
Apr 19, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A microcannula suitable for cannulation of very small blood vessels having a sharp pointed trochar tightly but removable placed in the lumen of the microcannula. The trochar is held in place by contact friction from an area of reduced inside diameter distal to the tip end, formed by welding the end distal of the microcannula to a tube having a slightly larger diameter. A process for making a microcannula is also provided.
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