Patent ID: 11911575
Assignee: BIOSENSE WEBSTER, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 9:
10. A catheter comprising:
a catheter body;
a deflectable intermediate section distal the catheter body;
a tip assembly distal the intermediate section, the tip assembly having a generally circular portion;
a control handle proximal the catheter body, the control handle having a longitudinal axis and comprising:
a deflection control assembly; and
a linear control assembly comprising:
first and second control members configured for linear movement along the longitudinal axis of the control handle,
a cam;
an inner rotational member mounted on the cam and rotatable about the cam, and
a follower between the inner rotational member and a cam track on a surface of the cam;

first and second puller members responsive to the deflection control assembly configured to deflect the intermediate section; and
a third puller member responsive to the linear control assembly configured to contract the generally circular portion of the tip assembly, a proximal end of the third puller member being anchored to the follower between the inner rotational member and the cam track on the cam, the follower being configured to slide in the cam track in response to rotational movement of the inner rotational member.