Ultrasonic instrument using langevin type transducers to create transverse motion
US8303613B2 · kind B2 · utility
221Cited by
127References
21Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 5, 2008 |
| Grant date | Nov 6, 2012 |
| Priority date | — |
| Expiry date | May 21, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/320098
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A Langevin transducer horn uses split electroding or selective electroding of transducer elements and phase relationships of the voltages applied thereto to determine the relative longitudinal and flexural/transverse motion induced in the tip of the horn.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.