Patent ID: 6261219
Filing Date: 2001-07-17
Classification: A61N

Abstract:
In a transfer device useable in a system for intraluminal treatment of a selected site in a body of a patient by at least one treatment element advanced through a lumen in the transfer device into a lumen of a separate catheter by means of pressurized fluid, the transfer device having an actuator assembly moveable between a first position that prevents the treatment element from entering the lumen of the catheter and a second position that permits the treatment element to enter the lumen of the catheter, and an electrically-powered detection system for determining the presence or absence of said at least one treatment element within the transfer device, the improvement comprising:a mechanical interlock operatively connected to said detection system so that said mechanical interlock prevents movement of the actuator assembly unless either said detection system determines the presence of said at least one treatment element within the transfer device or the electrical power for the detection system is off.