Implantable orthopedic device component selection instrument and methods
US8675930B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2008 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Feb 10, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0098
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention provides tools and methods designed to aid in the placement of artificial facet joints at virtually all spinal levels. One aspect of the present invention is a measurement tool for installing an artificial cephalad facet joint including a fixation measurement element and a support arm element. This measurement tool assists in the selection and/or configuration of an artificial cephalad facet joint for implantation in a patient. Another aspect is a measurement tool for installing a caudad facet joint including a stem element and a trial caudad bearing surface element. This measurement tool assists in the selection and/or configuration of a caudad facet joint for implantation in a patient. Yet another aspect is a measurement tool holder including a measurement surface connected to a holder element. This tool holder assists in determining the measurements obtained with the caudad facet joint measurement tool.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.