Method of switching a cordless hand-held ultrasonic cautery cutting device
US8334468B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 25, 2010 |
| Grant date | Dec 18, 2012 |
| Priority date | — |
| Expiry date | Dec 13, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2050/301
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method for operating an ultrasonic, self-powered surgical device, includes the steps of connecting a self-contained power supply to a surgical device handle, providing a control circuit within at least one of the handle and the power supply, the control circuit being operable to carry out at least two operational conditions of the surgical device, and effecting the at least two operational conditions with a two-stage switch electrically connected to the control circuit, a first stage of the switch effecting a first of the at least two operational conditions and a second stage of the switch effecting a second of the at least two operational conditions different from the first operational condition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.