Tissue removal assembly with provision for an electro-cautery device
US5335671A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Oct 5, 1992 |
| Grant date | Aug 9, 1994 |
| Priority date | — |
| Expiry date | Oct 5, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M1/772
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical assembly for removal of body tissue in a patient, comprising: a cutting mechanism utilizing a moveable cutter cooperating with a cutting surface on a cannula insertable and positionable at a desired location in a patient by a rigidly coupled conduit piece rigidly attached to the cannula. The conduit piece connected to a vacuum source through a valve rigidly coupled to the conduit piece for removing cut body tissue. The rigidly connected valve, conduit piece, and cannula positioned by a hand of the user to direct and locate the cutter at the desired location in the patient while at the same time permitting a digit of the hand to control the valve or to control the cutter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.