Patent · US Active

Fine dissection electrosurgical device

US9168082B2 · kind B2 · utility

12Cited by

395References

37Claims

0Family size

Assignee

ArthroCare Corporation · US

Inventors

Doug Evans · Austin, US
Michael D. Foster · Carmel, US
Philip M. Tetzlaff · Austin, US
Rajitha Aluru · Austin, US
Jean Woloszko · Mountain View, US
Johnson E. Goode · Maple Grove, US

Key dates

Filing date	Feb 9, 2011
Grant date	Oct 27, 2015
Priority date	—
Expiry date	Aug 18, 2034

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2218/002
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An electrosurgical wand. At least some of the illustrative embodiments are electrosurgical wands including an elongate shaft that defines a handle end and a distal end, a first discharge aperture on the distal end of the elongate shaft, a first active electrode of conductive material disposed on the distal end of the elongate shaft, the first active electrode has an edge feature, a first return electrode of conductive material disposed a substantially constant distance from the first active electrode, and an aspiration aperture on the distal end of the elongate shaft fluidly coupled to a second fluid conduit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.