Patent ID: 11911303
Assignee: COOK MEDICAL TECHNOLOGIES LLC
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 10:
11. A stent graft retention system for retaining a stent graft on a delivery device, comprising:
a stent graft comprising:
a first end;
a second end;
a first edge at the first end; and
a stent comprising first apices and second apices, the first apices disposed adjacent the first end and the second apices extending toward the second end; and

a plurality of discrete retention wire forms each comprising a first strut, a second strut, and an apex between the first and second struts;
wherein the first and second struts are attached to the stent graft a distance from the first edge and the apex extends beyond the first edge;
wherein each of the plurality of discrete retention wire forms is nested with an apex of the first apices, and the plurality of discrete retention wire forms nested with the apex of the first apices are less in quantity than the first apices;
wherein at least one of the plurality of discrete retention wire forms is configured to engage a trigger wire; and
wherein the first and second struts of each of the plurality of discrete retention wire forms pass through eyelets in the stent graft and are attached to the stent graft on a first surface of the stent graft and the apex of each of the plurality of discrete retention wire forms extends beyond the first edge of a second surface of the stent graft, the second surface opposite the first surface.