Patent ID: 7645291

Claim:
A blade assembly that can be loaded into an inner cavity of a microkeratome, the blade assembly comprising: a blade disposed in a blade plane, the blade including a front cutting edge, a rear edge opposite the front cutting edge and disposed at a distance from the front cutting edge along a first direction, a first side edge, and a second side edge disposed at a distance from the first side edge along a second direction, the first direction and the second direction lying in the blade plane; and a blade holder including a blade holder reference surface generally facing toward the front cutting edge, and an opening configured to receive a pin of the microkeratome, the blade holder frictionally engaging the rear edge and movable relative to the rear edge toward the front cutting edge by an amount adjustable along the first direction, wherein the blade holder reference surface is positioned at an adjustable distance from the front cutting edge along the first direction.