Patent 10258716 was granted and assigned to MicroVention on April, 2019 by the United States Patent and Trademark Office.
Polymeric compositions are described comprising a biocompatible polymer including a biodegradable linkage to a visualization agent and a non-physiological pH solution; wherein the biocompatible polymer is soluble in the non-physiological pH solution and insoluble at a physiological pH. Methods of forming the solutions and polymers are disclosed as well as methods of therapeutic use.