Issued Patents All Time
Showing 176–187 of 187 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626614 | T-anchor suturing device and method for using same | — | 1997-05-06 |
| 5618297 | Obturator with internal tip protector | Vincent C. Tangherlini, Nabil Hilal | 1997-04-08 |
| 5599347 | Surgical trocar with cutoff circuit | Nabil Hilal, Martin V. Shabaz, Mark A. Ritchart | 1997-02-04 |
| 5584850 | Trocar having an anti-inversion seal | Vincent C. Tangherlini | 1996-12-17 |
| 5569205 | Multiport trocar | Vincent C. Tangherlini | 1996-10-29 |
| 5456284 | Elastomeric valve assembly | Timothy Ryan, Mark A. Ritchart, Donald L. Gadberry | 1995-10-10 |
| 5443452 | Seal assembly for access device | Donald L. Gadberry | 1995-08-22 |
| 5429598 | Surgical access device and procedure | Kenneth Waxman | 1995-07-04 |
| 5385553 | Trocar with floating septum seal | Mark A. Ritchart, Donald L. Gadberry | 1995-01-31 |
| 5308336 | Seal protection mechanism | Mark A. Ritchart | 1994-05-03 |
| 5284128 | Surgical manipulator | — | 1994-02-08 |
| 5209737 | Lever actuated septum seal | Mark A. Ritchart, Robert P. Cooper, Donald L. Gadberry | 1993-05-11 |