MEDICAL CATHETER AND RADIO FREQUENCY TREATMENT SYSTEM

摘要

A medical catheter (31) and a radio frequency treatment system (10) having said catheter (31). The catheter (31) is provided with an annular end portion (32) having a plurality of electrodes (33). The annular end portion (32) is further provided with a force sensor (34). The force sensor (34) is used to measure the contact force between the annular end portion (32) and other objects, and assists in controlling contact between the annular end portion (32) and vascular walls or organ surfaces.