abstract |
A device for occlusion of a body cavity, such as embolization of a vascular aneurysm, and methods of making and using such a device. A device for implantation in an animal comprising a hydrogel having ionized functional groups, the hydrogel comprising poly (ethylene glycol) diacrylamide, poly (ethylene glycol) diacrylate, At least one macromer of poly (ethylene glycol) dimethacrylate, or combinations thereof; and the at least one macromer has a molecular weight from about 400 grams / mole to about 35,000 grams / mole, and further comprising the hydrogel Wherein the hydrogel has a non-expanded bending resistance of from about 0.1 mg to about 85 mg as measured using a sample stiffness tester with a counterweight attached to the measuring blade. device. [Selection figure] None |