US PATENT SUBCLASS 600 / 172
.~.~ Interchangeable optical system


Current as of: June, 1999
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600 /   HD   SURGERY

101  DF  ENDOSCOPE {29}
160  DF  .~ Having imaging and illumination means {16}
172.~.~ Interchangeable optical system


DEFINITION

Classification: 600/172

Interchangeable optical system:

(under subclass 160) Subject matter wherein the imaging means of an endoscope is removable for the purpose of replacing or fixing a damaged imaging system or for replacing with a new system to impart new imaging characteristics to the endoscope.