The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 29, 2014
Filed:
Jul. 11, 2012
Richard D. Gresham, Guilford, CT (US);
Richard D. Gresham, Guilford, CT (US);
Covidien LP, Mansfield, MA (US);
Abstract
A seal assembly for use with an access device during a surgical procedure includes a housing having a passageway therethrough dimensioned to permit passage of a surgical instrument and being adapted for mounting to a trocar device, and a seal comprising a gel material and being mounted to the housing 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 preferably comprises a second material having a hardness greater than a hardness of the gel material. The gel material may be selected from the group consisting of urethane gel, silicon gel.