Cardioplegia cannula
US4596552A · kind A · utility
41Cited by
7References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 22, 1985 |
| Grant date | Jun 24, 1986 |
| Priority date | — |
| Expiry date | Apr 22, 2005 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/3415
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An aortic root cannula for use in open heart surgery which combines a luer line for connection with an extracorporeal circuit outside the chest cavity with a left heart vent line and a pressure monitoring line all merging into a base unit having a single cannula for heart wall penetration. A composite base unit is formed of two parts integrated to provide the merging passages to perform the multiple functions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.