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Means for controlled sealing of endovascular devices

  • US 9,216,076 B2
  • Filed: 05/21/2012
  • Issued: 12/22/2015
  • Est. Priority Date: 09/09/2011
  • Status: Active Grant
First Claim
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1. 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,wherein the expandable material is expanded upon exposure to a fluid or a foaming agent,a semi-permeable first membrane adjacent to and encapsulating the expandable material,andan impermeable second membrane, metal foil or laminate preventing fluid or foaming agent from penetrating the semi-permeable first membrane to contact the expandable material prior to activation.

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