Laryngeal mask assemblies
US6698430B2 · kind B2 · utility
32Cited by
12References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 10, 2002 |
| Grant date | Mar 2, 2004 |
| Priority date | — |
| Expiry date | Jan 10, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/0656
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A laryngeal mask has a blocker at its patient end to prevent entry of the epiglottis during insertion. The blocker has a tear-drop shape plate retained around its edge in grooves in the mask and attached to a flexible strip extending along the outside of the assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.