Long electrode catheter system and methods thereof
US6033403A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 8, 1998 |
| Grant date | Mar 7, 2000 |
| Priority date | — |
| Expiry date | Oct 8, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B18/1492
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An improved catheter system having an electrode means at its tip section capable of delivering a long continuous linear lesion in tissues of a patient. A catheter system suitable for radiofrequency ablation of cardiac tissues comprising an electrode means mounted on the distal tip section of the catheter shaft, the electrode means having a wire and a plurality of ring electrodes, the wire having a wire core section, a wire distal end and a wire proximal end, wherein a first ring electrode is secured to the wire distal end and a second ring electrode is secured to the wire proximal end. The catheter system also comprises an external RF current generator, wherein a RF current is delivered to the electrode means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.