Ceramic tip for gas-assisted electrosurgical probe
US11160598B2 · kind B2 · utility
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9Claims
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Key dates
| Filing date | Dec 6, 2017 |
| Grant date | Nov 2, 2021 |
| Priority date | — |
| Expiry date | Mar 15, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2218/005
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus for gas-assisted electrosurgery having a gas-assisted electrosurgical probe comprising a tube and an electrode within said tube, wherein a distal end portion of said electrode extends from an opening at a distal end of said tube and an electrically insulating tip connected to a distal end of said electrode. The electrically insulating tip has a substantially hemispherical distal end portion having a radius r1 and a proximal portion having a circular cross-section and a central axis of a length l1, wherein l1>r1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.