| abstract |
The present invention relates to medical devices and methods for treating body tissue of a patient. The present invention is also directed to a method for producing the medical device and a method for using the medical device. In particular, the present invention relates to medical devices that are inserted into the body to deliver therapeutic patches to the surface of a body lumen, organ or cavity. Specifically, the medical device comprises an expandable assembly and a therapeutic patch in the shape of an umbrella or basket. An expandable assembly can change from a contracted state to an expanded state. The expandable assembly may be self-expanding or non-auto-expanding. In one embodiment, the medical device comprises an elongate member, an umbrella-like expandable assembly having a plurality of wire parts, and a therapeutic patch. The therapeutic patch comprises a sheet having two opposing surfaces, one of the surfaces comprising an adhesive material and at least one bioactive agent. The other opposing surface is disposed on the plurality of wire parts of the umbrella-like expandable assembly. In another embodiment, the medical device includes an elongate member, a basket-like expandable assembly having a plurality of wire parts, and a therapeutic patch. The therapeutic patch is disposed on the plurality of wire parts of the basket-like expandable assembly. [Selection] Figure 1a |