Medical device delivery system with two sheaths
AssigneeSciMed Life Systems, Inc.
InventorsAnthony C. Vrba, David J. Sogard
Life of this patent
Estimating the term…
Abstract
A medical device delivery system is disclosed which has a distal inner sheath and a distal outer sheath covering a medical device mounting region and any medical device mounted thereon. The outer sheath is designed to retain the medical device for lengthy periods of time while the inner sheath is designed to retain the sheath for shorter periods of time.
Claims20
A medical device delivery system for delivering a stent, the delivery system comprising a single catheter, the single catheter having a proximal region and a distal region, the single catheter comprising:
- an inner member, the inner member having a distal tip;
- a perforated inner sheath disposed about at least a portion of the inner member;
- a distal outer sheath disposed about at least a portion of the perforated inner sheath and removably engaged to the distal tip;
- and
- an outer sheath retraction device extending from the outer sheath to the proximal region of the medical device delivery system.
A medical device delivery system for delivering a stent, the delivery system comprising a single catheter, the single catheter having a proximal region and a distal region, the single catheter comprising:
- an inner member, the inner member having a distal tip;
- a scored inner sheath disposed about the inner member;
- an outer sheath disposed about the scored inner sheath and removably engaged to the distal tip;
- and
- an outer sheath retraction device extending proximally from the distal outer sheath to the proximal region of the medical device delivery system.
A medical device delivery system for delivering a stent, the delivery system comprising a single catheter, the single catheter having a proximal region and a distal region, the single catheter comprising:
- an inner member, the inner member having a distal tip;
- an inner tear away sheath disposed about the inner member;
- an outer sheath disposed about the inner tear away sheath and removably engaged to the distal tip;
- and
- an outer sheath retraction device extending from the outer sheath to the proximal region of the medical device delivery system.
Dependencies are inferred from the claim text.