Disposable hub for a surgical cutting instrument
US6494892B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 17, 1999 |
| Grant date | Dec 17, 2002 |
| Priority date | — |
| Expiry date | Jun 17, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/00477
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical cutting instrument includes a hollow hub 15 that has a working portion 16 which terminates at a working end 17 and a connection portion 18 which terminates at a connection end. The connection portion 18 defines a cavity 20 and a lock member 22, which projects from an outer surface 21 of the connection portion 18. A surgical cutting element extends from the working end 17 and is operationally connected to a source of motion. A hollow hub connector 60 has a cylindrical wall 61 with a hand-piece connection portion 62 and a hub engagement portion 65. The hub engagement portion defines a chamber 70 for receiving the connection portion 18 of the hub 15. The chamber 70 has a longitudinal axis A1 parallel to the length of the hub connector 60. The hub engagement portion 65 further defines a channel 75 through the cylindrical wall 61 for receiving the lock member 22. The channel is in communication with the chamber 70 and has a longitudinal section 76 defined along the length L of the connector. The channel also has a second transverse section 77 communicating with the longitudinal section 76 at a first end 78 and having a second opposite end 79. Further, the channel has a lockin…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.