US PATENT SUBCLASS 606 / 197
.~.~ Rectal or anal

Current as of: June, 1999
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606 /   HD   SURGERY

1  DF  INSTRUMENTS {42}
191  DF  .~ Internal pressure applicator (e.g., dilator) {5}
197.~.~ Rectal or anal

DEFINITION

Classification: 606/197

Rectal or anal:

(under subclass 191) Subject matter wherein the dilator expands either (1) a large intestine portion of the body extending from a segmoid flexure to an anal canal or (2) expands an external opening of a alimentary canal.