US PATENT SUBCLASS 600 / 210
.~.~ With special blade or retracting surface structure

Current as of: June, 1999
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600 /   HD   SURGERY

184  DF  SPECULA {2}
201  DF  .~ Retractor {12}
210.~.~ With special blade or retracting surface structure {6}
211  DF  .~.~.~> Skeleton blade
212  DF  .~.~.~> Containing light transmitting material
213  DF  .~.~.~> Detachable from handle
214  DF  .~.~.~> Plural blades on single handle
215  DF  .~.~.~> Adjustable (e.g., extendable) {1}
217  DF  .~.~.~> With retracting hook, claw, teeth, or barb

DEFINITION

Classification: 600/210

With special blade or retracting surface:

(under subclass 201) Subject matter wherein significance is attributed to that portion of the retractor which holds body tissue or organs out of the field of view of an observer.