Bar-link drive system for a microkeratome

Abstract

A microkeratome 10 for use in ophthalmic surgery includes a bar-link drive 20 connected to a cutting-head 36 . A fixation ring 34 attaches to a patient's eye and is coupled to the bar-link drive 20 to the drive the cutting-head 36 at least partially across the fixation ring 34.

1 - 36 . (canceled) 
   
   
       37 . A microkeratome cutting head comprising:
 a body having an upper side and a lower side;   a snap-on connector formed on the upper sides;   a cavity within the body for receiving a cutting-blade assembly such that a portion of the cutting-blade extends beyond the lower side; and   a pair of knobs for mating with a slot on a suction ring for locating the cutting head on the suction ring.