Stent delivery system
First Claim
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1. A stent delivery system, comprising:
- an inner member;
a sheath disposed about the inner member;
wherein the sheath includes a compressible coil;
wherein the compressible coil is capable of shifting between a first configuration and a second configuration;
wherein the sheath has a first length when the compressible coil is in the first configuration and a second length shorter than the first length when the compressible coil is in the second configuration;
a stent disposed between the inner member and the sheath;
a membrane extending between the inner member and the sheath;
wherein the membrane is configured to be disposed on the stent;
an outer member disposed over the sheath;
wherein the inner member has a stent receiving region for receiving the stent;
wherein a distal end of the outer member is disposed proximally of the stent receiving region; and
wherein a distal end of the compressible coil is disposed at a common axial position with the distal end of the outer member.
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Abstract
Stent delivery systems and methods for making and using stent delivery systems are disclosed. An example stent delivery system may include an inner member. A sheath may be disposed about the inner member. The sheath may include a compressible coil. A stent may be disposed between the inner member and the sheath. A membrane may extend between the inner member and the sheath. The membrane may be configured to be disposed on the stent. An outer member may be disposed over the sheath.
77 Citations
10 Claims
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1. A stent delivery system, comprising:
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an inner member; a sheath disposed about the inner member; wherein the sheath includes a compressible coil; wherein the compressible coil is capable of shifting between a first configuration and a second configuration; wherein the sheath has a first length when the compressible coil is in the first configuration and a second length shorter than the first length when the compressible coil is in the second configuration; a stent disposed between the inner member and the sheath; a membrane extending between the inner member and the sheath; wherein the membrane is configured to be disposed on the stent; an outer member disposed over the sheath; wherein the inner member has a stent receiving region for receiving the stent; wherein a distal end of the outer member is disposed proximally of the stent receiving region; and wherein a distal end of the compressible coil is disposed at a common axial position with the distal end of the outer member. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification