Trocar port filter
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United States of America Patent
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-
Mar 3, 1998
Grant Date -
N/A
app pub date -
Dec 29, 1995
filing date -
Dec 29, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A trocar assembly for exhausting gas from a body cavity comprises a trocar having a housing with a flow passage therethrough which terminates in an outlet fitting, and a filter mounted thereon. The filter includes a housing with a chamber, and an inlet and an outlet which communicate with opposite sides of the chamber to provide a flow passage therethrough. About the inlet is a fitting and there is a means on the inlet fitting mounting the filter on the outlet fitting of the trocar housing. Within the chamber is a filter means so that effluent gas passing through the trocar flow passage flows through the filter means prior to exiting through the outlet of the filter.
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