Optimizing Fracture Toughness Of Polymeric Stent - Patent
8099849  Document Sample scope of work template Description: 1.
Field of the Invention This invention relates to a degradable
polymeric implantable medical device. Specifically, this
invention relates to a method of fabricating a stent. 2.
Description of the State of the Art This invention relates
generally to implantable medical devices having a range of
mechanical and therapeutic requirements during use. In
particular, the invention relates to radially expandable
endoprostheses that are adapted to be implanted ina bodily
lumen. An "endoprosthesis" corresponds to an artificial device
that is placed inside the body. A "lumen" refers to a cavity of
a tubular organ such as a blood vessel. A stent is an example of
such an endoprosthesis. Stents are generallycylindrically shaped
devices which function to hold open and sometimes expand a
segment of a blood vessel or other anatomical lumen such as
urinary tracts and bile ducts. Stents are often used in the t