IP Library Granted Patent US 9,468,547
Granted Patent B2
US 9,468,547 · App. 13/293,933 · Granted Oct 18, 2016

Deployment of endoluminal devices

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Quick Facts
Patent No.
US 9,468,547
App. No.
13/293,933
Granted
Oct 18, 2016
Kind
B2
Abstract

A catheter assembly includes a single sleeve that constrains an expandable device to a dimension suitable for endoluminal delivery of the device to a treatment site, and further allows expansion of the device toward an outer peripheral dimension that is smaller than a fully deployed outer peripheral dimension to allow positioning of the device at the treatment site prior to full deployment and expansion of the device at the treatment site.

Claims (14)

1. A method of forming a catheter assembly, said method comprising:

releasably coupling an expandable device and a catheter having a length defined between a first end and an opposite second end thereof;

forming a restraining member by releasably interconnecting opposing portions of a flexible sheet together to form a releasable seam including a first plurality of openings formed along the flexible sheet to maintain the restraining member and device at a first outer peripheral dimension along the length of the device between the first and second ends thereof suitable for endoluminal delivery of the device to a treatment site, and by releasably interconnecting other opposing portions of the flexible sheet together to form another releasable seam, disposed between the catheter and the releasable seam and radially aligned therewith, including a second plurality of openings formed along the flexible sheet to maintain the restraining member and device at a second outer peripheral dimension along the length of the device between the first and second ends thereof that is larger than the first outer peripheral dimension and smaller than a fully deployed outer peripheral dimension.

2. The method as set forth in claim 1 including maintaining each of the releasable seams with an elongated member woven along each of the plurality of openings formed along opposing portions of the flexible sheet.

3. The method as set forth in claim 1 including loading the device in a compacted state in the restraining member and retaining the device in the first outer peripheral dimension.

4. The method as set forth in claim 1 including releasably coupling the device and the catheter by extending an elongated member through the catheter and through a portion of the device.

5. The method as set forth in claim 4 including weaving the elongated member between portions of a graft wall and a stent frame of the device.

6. The method as set forth in claim 5 including loading the device in a compacted state in the restraining member while the device and catheter are releasably coupled by the elongated member and retaining the device in the first outer peripheral dimension.

7. A method of forming a catheter assembly, said method comprising:

providing a catheter;

providing an expandable device releasably coupled to the catheter, the expandable device having a first end and an opposite second end, the expandable device having an outer surface and an opposite inner surface defining a flow lumen extending between the first end and second end;

releasably coupling the expandable device and the catheter;

forming a restraining member by releasably interconnecting opposing portions of a flexible sheet together to form a first releasable seam including a first plurality of openings formed along the flexible sheet to maintain the restraining member and a full length of the expandable device at a first outer peripheral dimension suitable for endoluminal delivery of the expandable device to a treatment site, and by releasably interconnecting other opposing portions of the flexible sheet together to form a second releasable seam, disposed between the catheter and the first releasable seam and radially aligned therewith, including a second plurality of openings formed along the flexible sheet to maintain the full length of the expandable device at a second outer peripheral dimension larger than the first outer peripheral dimension and smaller than a fully deployed outer peripheral dimension to allow blood flow through the flow lumen and to allow positioning of the expandable device after release of the first releasable seam and prior to release of the second releasable seam.

8. The method as set forth in claim 7 , wherein the restraining member maintains the expandable device at the second outer peripheral dimension between the first and second ends after release of the first releasable seam.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 29, 2012
From: GORE ENTERPRISE HOLDINGS, INC.
To: W. L. GORE & ASSOCIATES, INC.
Reel/Frame 027958/0677 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 14, 2012
From: GORE ENTERPRISE HOLDINGS, INC.
To: W. L. GORE & ASSOCIATES, INC.
Reel/Frame 027906/0508 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 3, 2012
From: NORRIS, PATRICK M.; WALSH, STEPHANIE M.; PETERSON, ANTHONY P.
To: GORE ENTERPRISE HOLDINGS, INC.
Reel/Frame 027651/0119 →