Patent ID: 6149663
Filing Date: 2000-11-21
Classification: A61B

Abstract:
An ablation assembly comprising:an ablation device coupled to a driveshaft and to a drive assembly, the drive assembly transmitting torque and longitudinal motion to the driveshaft and ablation device; anda brake assembly provided with a piston having a first recess extending inwardly from an outer surface of the piston, a retainer having a second recess aligned with the first recess, and a clamp positioned in and between the first and second recesses, the clamp having a first member, a second member and a spring member, the first and second members being coupled together on opposite sides of the spring member, the first and second members being spaced apart by a spring force provided by the spring member sufficiently to allow a guide wire to extend and be moved freely between the first and second members, the first and second members overcoming the spring force and clamping together by movement of the piston towards the retainer, to prevent movement of the guide wire.