A safety trocar assembly incorporating an airbag is provided to prevent overpenetration of the safety trocar assembly through an abdominal wall and into a body cavity. The safety trocar assembly includes an airbag cannula having an expandable airbag proximal of the distal end of the cannula. A sensing device is located at a distal end of the cannula for detecting changes in conditions at the distal end of the cannula. A trigger mechanism is provided on the cannula and operates to inflate the airbag in response to a change in condition detected by the sensing device.
申请公布号
EP2196161(A1)
申请公布日期
2010.06.16
申请号
EP20090252751
申请日期
2009.12.08
申请人
TYCO HEALTHCARE GROUP LP
发明人
DAVIS, MICHAEL;MARCZYK, STANISLAW;HATHAWAY, PETER;CRESTON, BRIAN;OKONIEWSKI, GREGORY G.