Patent · US Active

Reinforced seal assembly

US8029475B2 · kind B2 · utility

40Cited by

54References

23Claims

0Family size

Assignee

Ethicon Endo-Surgery, Inc. · US

Inventors

Paul T. Franer · Cincinnati, US
Michael S. Cropper · Edgewood, US
Brian J. Thompson · Aliso Viejo, US

Key dates

Filing date	Sep 17, 2004
Grant date	Oct 4, 2011
Priority date	—
Expiry date	Jan 13, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B17/3462
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A seal assembly adapted for use in conjunction with a trocar assembly includes a seal body permitting the selective insertion and removal of instruments. The seal body includes a plurality of overlapping seal segments, each seal segment including a peripheral edge with a central seal member extending therefrom. The central seal member includes a free edge remote from the peripheral edge. A reinforcement pad is located on at least one of the seal segments between the peripheral edge and the free edge of the central seal member.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.