Bladed/bladeless obturator for use in a surgical trocar assembly
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United States of America Patent
Stats
-
Dec 16, 2014
Grant Date -
Dec 10, 2009
app pub date -
Apr 30, 2009
filing date -
Jun 10, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An obturator assembly is provided and generally includes an obturator housing and a support tube extending distally from the obturator housing. A shield nose is affixed to a distal end of the support tube. The shield nose defines a truncated cavity and having a concave center portion. An obturator member is movably mounted relative to the support tube. A cutting blade is provided having at least one cutting edge and is affixed to a distal end of the obturator member. The cutting blade is movable within the truncated cavity. The shield nose has at least one slot formed through the concave center portion and in communication with the truncated cavity for allowing passage of the at least one cutting edge therethrough.
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