Catheter for radiofrequency ablation of tumors
US6322560A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 24, 1999 |
| Grant date | Nov 27, 2001 |
| Priority date | — |
| Expiry date | Jun 24, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/1253
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A catheter for the treatment of tumors by hyperthermia induced by radiofrequency or other energy comprises a tubular body (1) having a proximal end (2) connected to a handle member and near the other end a cooled metal plate (5) capable to act as active electrode provided with an electric cable (8) for the connection to the energy generator and with thermistors (9, 10) to be connected to the display of the said generator, the tubular body (1) having at least a longitudinal channel (11, 12) for the passage of tissual thermistors, a longitudinal channel for the passage of electric cables and a pair of longitudinal channels for inflow and outflow pipes of the liquid cooling the metal plate (5).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.