Patent 11911041 was granted and assigned to MicroVention on February, 2024 by the United States Patent and Trademark Office.
Described herein are compositions comprising, a polymer; a non-physiological solution; and a visualization agent; wherein the polymer is soluble in the non-physiological solution and insoluble at physiological conditions. Methods of preparing the compositions are disclosed as well as methods of using these compositions to treat vascular conditions.