Catheter having needle electrode for radiofrequency ablation
US5281218A · kind A · utility
837Cited by
7References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 5, 1992 |
| Grant date | Jan 25, 1994 |
| Priority date | — |
| Expiry date | Jun 5, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M25/0147
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A catheter for use in radiofrequency ablation of the myocardium of the heart of a patient having a flexible elongate member with at least one lumen extending therethrough and having proximal and distal extremities. A needle-like electrode formed of a conducting material is mounted on the distal extremity of the flexible elongate member. A conductor extends through the lumen and is connected to the electrode. Radiofrequency energy is supplied to to said conductor and to the electrode to cause ablation of the myocardium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.