Pleated seal for surgical hand or instrument access
US10064649B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 16, 2015 |
| Grant date | Sep 4, 2018 |
| Priority date | — |
| Expiry date | Jul 27, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/3435
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical access assembly for a surgical instrument and/or a surgeon's hand, the assembly including a housing, such as a wound retractor, and a seal body mounted to the housing. The seal body may have a pleated configuration when viewed in cross-section. The seal body may have a first surface and a second surface, the first surface having a plurality of radially-extending first channels and the second surface having a plurality of radially-extending second channels, the plurality of first channels being offset from the plurality of second channels. The seal body may define a substantially centrally disposed opening for reception of a hand/arm or instrument. In addition, the seal body may define one or more additional openings for simultaneous reception of an instrument and a hand.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.