The present invention relates to a medical device and method for treating
the body tissue of a patient. The present invention is also directed to a
method of making the medical device and a method of using the medical
device. More particularly, the invention relates to a medical device
which is inserted into the body for delivery of therapeutic patches to
the surface of a body lumen, organ or cavity. Specifically, the medical
device has an umbrella-like or a basket-like expandable assembly; and a
therapeutic patch. The expandable assembly is capable of changing from a
retracted position to an expanded position. The expandable assembly can
be self-expanding or non-self-expanding. In one embodiment, the medical
device comprises an elongated member; an umbrella-like expandable
assembly which has a plurality of wire elements; and a therapeutic patch.
The therapeutic patch comprises a sheet having two opposing surfaces
wherein one of the surface comprises an adhesive material and at least
one biologically active material. The other opposing surface is disposed
onto the plurality of wire elements of the umbrella-like expandable
assembly. In another embodiment, the medical device comprises an
elongated member, a basket-like expandable assembly having a plurality of
wire elements; and a therapeutic patch. The therapeutic patch is disposed
onto the plurality of wire elements of the basket-like expandable
assembly.
