| abstract |
The present invention comprises: a) changeable from a stored state to an expanded state, and comprising a distal end expandable assembly in a substantially conical configuration, and b) a pivotable joint connecting the assembly to a guidewire. A guidewire for use in a catheter assembly; a first tube and the guidewire therein, optionally wherein the guidewire is disposed in a second tube in the first tube, a non-tacky material A) a catheter assembly including: a) an expandable assembly, b) a contact including an electrode element disposed on the expandable assembly and connected to a conductor, c. B) a conductive pivot joint connecting the assembly to a guide wire having an insulated conductive core, and d) a conductive core of the guide wire Through comprising a power supply capable of selectively generating an electrical signal transmitted to the contact, to guide wires for use in catheter assembly. |