Universal cannula seal
US11944745B2 · kind B2 · utility
0Cited by
8References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 4, 2023 |
| Grant date | Apr 2, 2024 |
| Priority date | — |
| Expiry date | Jan 4, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/0293
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medical device can include a housing, a first seal structure, and a seal expander. The first seal structure can have a proximal end and a distal end, and a side wall surrounding and defining an interior chamber. A seal wall can be connected to the side wall and include an expandable opening. A seal expander can be coupled to the housing, and can be at least partially in the interior chamber of the first seal structure. The seal expander can include an expandable neck portion and a seal interface portion, the seal interface portion being near an intersection of the side wall and the seal wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.