Systems and methods for anesthetizing ear tissue
US10751531B2 · kind B2 · utility
0Cited by
119References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 23, 2018 |
| Grant date | Aug 25, 2020 |
| Priority date | — |
| Expiry date | Apr 23, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N1/36021
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A system and method for use in iontophoretic anesthesia of a tympanic membrane are disclosed. The system generally includes an earplug and an electrode device. The earplug includes at least one sealing member for sealing the earplug in an ear canal. The sealing member includes microholes which vent fluid above a certain pressure threshold. A headset may connect the earplug to a second earplug. The method involves using the system on a human or animal subject.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.