| 摘要 |
<P>PROBLEM TO BE SOLVED: To maintain a seal around a surgical instrument and to seal an opening defined by the seal in the absence of the instrument. <P>SOLUTION: A seal assembly 100 for use with a trocar device 200 includes: a housing 102 defining a longitudinal axis, and having a passageway therethrough dimensioned to permit passage of the surgical instrument, a housing 204 being adapted for mounting to the trocar device 200; and the seal 104 comprising a gel material and mounted to the housing 102 across the passageway. The seal includes inner seal portions defining an access channel dimensioned to form a substantial sealing relation with an object therethrough and substantially close in the absence of the surgical instrument. The seal comprises a second material having a hardness greater than that of the gel material. <P>COPYRIGHT: (C)2012,JPO&INPIT |
