Occlusion device capable of occluding an ear canal
US10143592B2 · kind B2 · utility
14Cited by
0References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 4, 2012 |
| Grant date | Dec 4, 2018 |
| Priority date | — |
| Expiry date | Aug 22, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F11/12
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Occlusion devices, earpiece devices and methods of occluding an ear canal are provided. An occlusion device includes an insertion element, a foldable element and an expandable element. The foldable element is disposed on the insertion element and is configured to receive a medium via the insertion element. The expandable element is disposed over the foldable element. The foldable element is configured to unfold, responsive to the medium, and cause the expandable element to expand to contact the ear canal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.