Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643191 | Cardioplegia delivery system and method for converting from warm cardioplegia to cold cardioplegia | Gerald D. Buckberg, Russell A. Heimstaedt | 1997-07-01 |
| 5609571 | Apparatus and method of cardioplegia delivery | Gerald D. Buckberg, Russell A. Heimstaedt | 1997-03-11 |