Patent ID: 7202281

Claim:
A composition for use in reducing adhesions in a patient according to the structure: where m and k are positive integers, j is 0 to 4; R 1 is H or CH 3 ; R is ethylene, propylene or mixtures thereof; R′ is a C 2 to C 12 alkylene group, a cycloalkyl or cycloalkyl-containing group, an aryl or aryl-containing group, 4,4′-diphenylmethane, toluene, naphthalene, 4,4′-dicyclohexylmethane, cyclohexyl, 3,3′-dimethylphenyl, 3,3′-dimethyl-diphenylmethane, 4,6′-xylylene, 3,5,5-trimethylcyclohexyl, 2,2,4-trimethylhexamethylene, p-phenylene or a poly(ethylene oxide) containing or poly(ethylene oxide) rich chain; and K is a group derived from a compound which is unable to initiate ring opening polymerization of a starting lactone.