Patent ID: 11925571
Assignee: OLYMPUS MEDICAL SYSTEMS CORP.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 11:
12. A stent delivery system, comprising:
a tip;
a stent device;
a double layered sheath carrying the stent device in between the layers; and
a handle for removing the stent device from the sheath,
wherein the stent device has one or more stent wires forming a cylindrical stent body,
wherein the cylindrical stent body encloses an interior void space and defines an inner luminal side of the stent body,
wherein a stent cover covers the cylindrical stent body,
wherein the one or more stent wires of the cylindrical stent body form a plurality of open cells in which each open cell incudes a perimeter defined by the one or more stent wires and enclosing a cell void space,
wherein the stent cover includes one or more low porosity regions and one or more high porosity regions, and
wherein the one or more low porosity regions of the stent cover correspond in location to one or more of the plurality of open cells and the one or more high porosity regions correspond in location to the one or more stent wires.