Patent ID: 6238402
Filing Date: 2001-05-29
Classification: A61F

Abstract:
A delivery system for delivering a medical device to a predetermined location in a body lumen, the delivery system comprising:a catheter body having proximal and distal ends for transporting a medical device to a predetermined site in a body lumen for deployment;a medical device having proximal and distal ends carried by the catheter body near the distal end;a first radiopaque marker band positioned on the catheter body approximately the axial length of the medical device proximal to the medical device;a retractable outer sheath having proximal and distal ends and surrounding the medical device and maintaining the medical device in a delivery configuration where the medical device has a reduced radius along its entire axial length;the retractable outer sheath further including a second radiopaque marker band at its distal end;wherein delivery of the medical device is confirmed by observing the second radiopaque marker band move to meet the first radiopaque marker band, indicating that the retractable outer sheath is fully retracted to deliver the medical device.