Patent ID: 8394446
Filing Date: 2013-03-12
Classification: A61F,A61L,B65B,B65D,C08K

Abstract:
1. A method of fabricating a polymeric stent comprising: forming a polymeric tube, or providing a polymeric tube; cutting a stent pattern into the tube to form a polymeric stent; exposing the polymeric stent or the polymeric tube to a fluid comprising an antioxidant; forming a coating comprising a drug and a second polymer on the stent; and heating the coated stent for about 45 minutes to about 75 minutes at a temperature of about 35° C. to about 60° C. in a gas comprising a second antioxidant which may be the same as or different from the antioxidant in the fluid to which the polymeric stent or the polymeric tube has been previously exposed; wherein some of the second antioxidant is incorporated into the coating of the stent, and optionally into the stent.