Rotary tool with improved coupling assembly
US9504478B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 30, 2015 |
| Grant date | Nov 29, 2016 |
| Priority date | — |
| Expiry date | Apr 30, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23B2270/16
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical device comprising a handle assembly comprising a drive shaft; a handle assembly adapter for connection to the handle assembly comprising a transmission shaft for connection to the drive shaft; and a nosepiece assembly for connection to the adapter and for securing the shaft of a working element to the transmission shaft; wherein the adapter and the nosepiece assembly each comprise a locking collar; wherein the adapter and the handle assembly each comprise a connector assembly comprising a housing comprising an opening; a collet sleeve disposed within the opening, connected to an input shaft, and comprising a lumen for receiving an output shaft; a locking element for locking and unlocking the output shaft to the collet sleeve; and a cam element movable between first and second positions such that movement of the locking collar causes the cam element to move between the first position and the second position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.