Patent ID: 7056493

Claim:
An implantable, radio-opaque medical device comprising a radio-opaque, iodine- or bromine-substituted polymer described by the formula VIII: wherein X 1 and X 2 are independently I or Br; Y1 and Y2 are independently 0,1, or 2; R 9 and R 12 are independently an alkyl, aryl, or alkylaryl group containing up to 18 carbon atoms; A is: wherein R 8 is selected from the group consisting of saturated and unsaturated, substituted and unsubstituted alkyl, aryl, and alkylaryl groups containing up to 18 carbon atoms; R 8 , R 9 , or R 12 is optionally bromine- or iodine-substituted; and g is between 0 and 0.99, inclusive.