Means for Controlled Sealing of Endovascular Devices
AssigneeEndoluminal Sciences Pty Ltd.
InventorsAshish Sudhir Mitra, Martin Kean Chong Ng, Pak Man Victor Wong, Ben Colin Bobiller, Jeans Sommer-Knudsen
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Abstract
Expandable sealing means for endoluminal devices have been developed for controlled activation. The devices have the benefits of a low profile mechanism (for both self-expanding and balloon-expanding prostheses), contained, not open, release of the material, active conformation to the “leak sites” such that leakage areas are filled without disrupting the physical and functional integrity of the prosthesis, and on-demand, controlled activation, that may not be pressure activated.
Claims25
An endoluminal seal for sealing an endoluminal implant or prosthesis to a wall of a lumen of a subject, the endoluminal seal comprising:
- an expandable material selected from the group consisting of hydrogels and foams,
- a semi-permeable first membrane adjacent to and containing the expandable material;
- wherein the expandable material is activated by exposure to a fluid or a foaming agent.
18-22. (canceled)
Dependencies are inferred from the claim text.