Method and apparatus for spinal distraction
US7473256B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 22, 2004 |
| Grant date | Jan 6, 2009 |
| Priority date | — |
| Expiry date | Feb 13, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/922
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set may comprise introducer tools and bone dilators for accessing and tapping into a targeted site, such as, for example, the anterior surface of the S1 vertebral body. The tool set may also comprise cutters and extractors for preparing the treatment site for subsequent treatment procedures. The tool set may additionally comprise a bone graft inserter, an exchange system, and/or a temporary distraction tool for further preparing the treatment site for subsequent treatment procedures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.