Methods and devices for occluding the ascending aorta and maintaining circulation oxygenated blood in the patient when the patient's heart is arrested
US6902556B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 5, 2002 |
| Grant date | Jun 7, 2005 |
| Priority date | — |
| Expiry date | Aug 30, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/127
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method and device for occluding a patient's ascending aorta, maintaining circulation of oxygenated blood in the patient and delivering cardioplegic fluid to arrest the patient's heart. An aortic occlusion catheter has an occluding member for occluding the ascending aorta. The aortic occlusion catheter passes through a cannula. Delivery of oxygenated blood is accomplished through either the cannula of the aortic occlusion catheter. In another aspect of the invention, an arterial cannula having a curved or angled distal portion. An introducer straightens the distal portion for introduction into the patient. In still another aspect of the invention, an open-mesh stabilizer is used to stabilize a discoid occluding member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.