Patent ID: 6585763
Filing Date: 2003-07-01
Classification: A61B,A61F,A61M

Abstract:
For subsequently altering a biological activity of a medication in a localized area of a body after the medication had been introduced intravascularly into the body, a vascular graft comprising:a biocompatible material formed into a shape having a longitudinal axis to enclose a lumen disposed along said longitudinal axis of said shape, said lumen positioned to convey fluid through said vascular graft; a first transducer coupled to a wall of said vascular graft; and an implantable circuit for receiving electromagnetic signals, said implantable circuit coupled to said first transducer, said first transducer configured to receive a first energy from said circuit to emit a second energy having one or more frequencies and power levels to alter said biological activity of said medication in said localized area of said body subsequent to implantation of said first transducer in said body near said localized area.