Issued Patents 2005
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6976988 | Insertion tool for use with tapered trial intervertebral distraction spacers | James D. Ralph, Thomas J. Errico | 2005-12-20 |
| 6932844 | Intervertebral spacer device having a slotted domed arch strip spring | James D. Ralph, Joseph P. Errico | 2005-08-23 |
| 6918934 | Artificial intervertebral disc having a slotted belleville washer force restoring element | James D. Ralph | 2005-07-19 |
| 6887273 | Intervertebral spacer device having a domed arch shaped spring | James D. Ralph, Joseph P. Errico | 2005-05-03 |
| 6887274 | Intervertebral spacer device utilizing a belleville washer having radially spaced concentric grooves | James D. Ralph | 2005-05-03 |
| 6869446 | Intervertebral spacer device having a domed arch shaped spring | James D. Ralph, Joseph P. Errico | 2005-03-22 |
| 6863689 | Intervertebral spacer having a flexible wire mesh vertebral body contact element | James D. Ralph, Thomas J. Errico | 2005-03-08 |
| 6863688 | Intervertebral spacer device utilizing a spirally slotted belleville washer having radially spaced concentric grooves | James D. Ralph | 2005-03-08 |
| 6840940 | Polyaxial pedicle screw having a rotating locking element | James D. Ralph | 2005-01-11 |
| 6837904 | Method of surgically treating scoliosis | James D. Ralph, Thomas J. Errico | 2005-01-04 |