Patent ID: 7004940

Claim:
A device for performing thermal ablation therapy, comprising a handle element sized and shaped to be held by a user; at least one transducer assembly which, when activated, emits ultrasound energy capable of heating tissue, said at least one transducer assembly being movably mounted relative to said handle element; moving means for moving said at least one transducer assembly, while activated, to any one of a plurality of positions relative to said handle element and relative to tissue to be ablated, whereby ultrasound energy is efficiently delivered to the tissue; a carrying element for carrying said moving means and said at least one transducer assembly, said carrying element being connected at one end to said handle element and having an opposite end located remote from said handle element, said carrying element and said moving means being sized and shaped for at least partial insertion into a patient's cavity or luminal structure; and actuating means for actuating said moving means, said actuating means engaging said moving means and being positioned proximate to said handle element such that said actuating means is manually accessible by a user, said actuating means including a rotatable knob.