Issued Patents All Time
Showing 51–75 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905908 | Spinal mobility preservation method | Andrew H. Cragg, Steven D. Ainsworth, Eugene A. Dickhudt, Bradley J. Wessman | 2011-03-15 |
| 7799032 | Guide pin introducer for guiding instrumentation through soft tissue to a point on the spine | Stephen D. Ainsworth, Andrew H. Cragg, Eugene A. Dickhudt | 2010-09-21 |
| 7799033 | Access kits for enabling axial access and procedures in the spine | Stephen D. Ainsworth, Andrew H. Cragg, Eugene A. Dickhudt | 2010-09-21 |
| 7776042 | Methods and apparatus for provision of therapy to adjacent motion segments | Stephen D. Ainsworth, Andrew H. Cragg, Eugene A. Dickhudt, Tawney Schwarz, Bradley J. Wessman | 2010-08-17 |
| 7776068 | Spinal motion preservation assemblies | Stephen D. Ainsworth, Brandon Arthurs, Eugene A. Dickhudt, Bradley J. Wessman | 2010-08-17 |
| 7763025 | Spinal fusion kit for guiding instrumentation through soft tissue to a point on the spine | Stephen D. Ainsworth, Andrew H. Cragg, Eugene A. Dickhudt | 2010-07-27 |
| 7740633 | Guide pin for guiding instrumentation along a soft tissue tract to a point on the spine | Stephen D. Ainsworth, Andrew H. Cragg, Eugene A. Dickhudt | 2010-06-22 |
| 7717919 | Application of therapy aligned to an internal target path | Eugene A. Dickhudt | 2010-05-18 |
| 7717958 | Prosthetic nucleus apparatus | Andrew H. Cragg, Steven D. Ainsworth, Eugene A. Dickhudt, Bradley J. Wessman | 2010-05-18 |
| 7662173 | Spinal mobility preservation apparatus | Andrew H. Cragg, Steven D. Ainsworth, Eugene A. Dickhudt, Bradley J. Wessman | 2010-02-16 |
| 7632274 | Thin cutter blades with retaining film for preparing intervertebral disc spaces | T. Matthew Womble, Eugene A. Dickhudt | 2009-12-15 |
| 7608077 | Method and apparatus for spinal distraction and fusion | Andrew H. Cragg, Eugene A. Dickhudt | 2009-10-27 |
| 7601171 | Spinal motion preservation assemblies | Stephen D. Ainsworth, Eugene A. Dickhudt, Bradley J. Wessman | 2009-10-13 |
| 7588574 | Kits for enabling axial access and procedures in the spine | Stephen D. Ainsworth, Andrew H. Cragg, Eugene A. Dickhudt | 2009-09-15 |
| 7547324 | Spinal mobility preservation apparatus having an expandable membrane | Andrew H. Cragg, Stephen D. Ainsworth, Eugene A. Dickhudt, Bradley J. Wessman | 2009-06-16 |
| 7530993 | Method of spinal fixation | Steven D. Ainsworth, Andrew H. Cragg | 2009-05-12 |
| 7500977 | Method and apparatus for manipulating material in the spine | Steven D. Ainsworth, Andrew Cragg, Eugene A. Dickhudt | 2009-03-10 |
| 7491236 | Dual anchor prosthetic nucleus apparatus | Andrew H. Cragg, Steven D. Ainsworth, Eugene A. Dickhudt, Bradley J. Wessman | 2009-02-17 |
| 7473256 | Method and apparatus for spinal distraction | Steven D. Ainsworth, Andrew Cragg, Eugene A. Dickhudt | 2009-01-06 |
| 6921403 | Method and apparatus for spinal distraction and fusion | Andrew H. Cragg, Eugene A. Dickhudt | 2005-07-26 |
| 6602291 | Prosthetic spinal disc nucleus having a shape change characteristic | Charles D. Ray | 2003-08-05 |
| 6193706 | Guidewire extension system with tactile connection indication | Michael S. Thorud, Victor Blackledge | 2001-02-27 |
| 6132465 | Tapered prosthetic spinal disc nucleus | Charles D. Ray | 2000-10-17 |
| 6113639 | Trial implant and trial implant kit for evaluating an intradiscal space | Charles D. Ray | 2000-09-05 |
| 6022376 | Percutaneous prosthetic spinal disc nucleus and method of manufacture | Charles D. Ray | 2000-02-08 |