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Temporary occlusions balloon devices and methods for preventing blood flow through a vascular perforation

  • US 10,449,336 B2
  • Filed: 03/30/2017
  • Issued: 10/22/2019
  • Est. Priority Date: 08/11/2015
  • Status: Active Grant
First Claim
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1. An expandable member for occluding a perforation in a blood vessel, the expandable member comprising:

  • a first balloon having a first stiffness and containing a first composition;

    a second balloon having a second stiffness and containing a second composition; and

    a third balloon having a third stiffness, the third balloon being disposed between the first balloon and the second balloon, wherein the third stiffness is less than the first stiffness and the second stiffness, and whereupon expanding the third balloon causes the first balloon and the second balloon to release substantially simultaneously the first composition and the second composition to allow combining of the first composition and the second composition to form in-situ a biocompatible foam.

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