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In situ solidifying solutions and methods of making and using thereof

  • US 10,729,807 B2
  • Filed: 06/24/2019
  • Issued: 08/04/2020
  • Est. Priority Date: 07/14/2014
  • Status: Active Grant
First Claim
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1. A method for reducing or inhibiting blood flow in a blood vessel of a subject comprising introducing into the vessel a solution comprising water, at least one polycation, at least one polyanion, and a concentration of monovalent ions in water sufficient to prevent association of the polycation and polyanion, wherein the concentration of the monovalent ions in the solution is greater than the concentration of the monovalent ions in the blood vessel of the subject, whereupon introduction of the solution into the vessel the solution is converted to a solid in situ within the vessel, and wherein the polycation comprises a natural polymer or a synthetic polymer having two or more quanidinyl sidechains.

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