Patent ID: 11931100
Assignee: BIOSENSE WEBSTER (ISRAEL) LTD.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. An ablation catheter, comprising:
an elongated catheter body;
a distal section distal the catheter body, the distal section having a longitudinal axis and a composite construction comprising:
a tip electrode;
at least three deflectable members and at least three support members arranged in an alternating sequence along the longitudinal axis of the distal section, each of the at least three deflectable members and the at least three support members being generally tubular and comprising an outer side wall and a plurality of lumens therethrough, each of the at least three deflectable members extending along a first respective segment of the longitudinal axis of the distal section proximal of the tip electrode, and each of the at least three support members extending along a second respective segment of the longitudinal axis of the distal section proximal of the tip electrode, the at least three support members being separate from and less flexible than the at least three deflectable members, the plurality of lumens of the at least three support members being generally aligned with the plurality of lumens of the at least three deflectable members, and each support member carrying a ring electrode separate from the tip electrode and a coil sensor coiled around the outer side wall of the support member.