Methods and apparatus employing ionizing radiation for treatment of cardiac arrhythmia
US7182725B2 · kind B2 · utility
75Cited by
34References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 23, 2002 |
| Grant date | Feb 27, 2007 |
| Priority date | — |
| Expiry date | May 10, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/004
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Method and apparatus are disclosed employing ionizing radiation for forming lines of ablation or lesions in cardiac tissue to treat atrial fibrillation or other electrophysiological problems with the heart. The apparatus may include a catheter in which the radiation source is advanced hydraulically after the catheter is in place within the heart. Various fixation devices are also disclosed for fixing the location of the catheter within the heart.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.