Drug releasing elastic band and method

Details Drug releasing elastic band and method Drug releasing elastic band and method

2007-08-07

2007-08-07

Richter, Johann (Department: 1616)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Web, sheet or filament bases; compositions of bandages; or...

C424S422000, C424S423000, C424S424000, C424S426000, C424S443000, C424S444000, C424S484000, C424S485000, C424S486000, C514S772000, C514S772300, C514S782000, C514S953000, C606S151000, C606S157000

Reexamination Certificate

active

10244440

ABSTRACT:
A ligating band according to the present invention comprises an elastomeric layer and an inner drug releasing layer. The inner drug releasing layer includes a therapeutic agent, for example a chemotherapeutic agent for treating a mucosa, polyp or other growth. A ligating band according to the present invention also may include an inner diffusion barrier disposed between the elastomeric layer and the inner drug releasing layer, with the elastomeric layer and the inner drug releasing layer each contacting the inner diffusion barrier.

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