Surgical access device and seal guard for use therewith
US11457949B2 · kind B2 · utility
0Cited by
313References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 2019 |
| Grant date | Oct 4, 2022 |
| Priority date | — |
| Expiry date | Feb 7, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/3464
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical access device including a cannula, a seal, and a seal guard is disclosed. The cannula includes a housing and an elongated portion extending distally from the housing. The seal is disposed at least partially within the housing of the cannula and includes an aperture for sealed reception of a surgical instrument therethrough. The seal guard is disposed at least partially within the housing of the cannula and proximally of the seal. The seal guard is formed from a flat sheet of material and folded into a funnel-like shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.