Patent ID: 7168901
Filing Date: 2007-01-30
Classification: G01N,Y10T

Abstract:
1. A device for trimming samples in a microtome, comprising: a knife holder and a rotatable sample holder, wherein the knife holder carries at least one trimming knife and a cutting knife; a cooling chamber surrounding the sample holder and the knife holder; a first motor that moves the knife holder in the X direction; a second motor that moves the knife holder in the Y direction; a control unit associated with the device, wherein the control unit controls the motion of the knife holder in the X direction and the motion of the knife holder in the Y direction; and, a measurement means with the first and the second motor which measures the position of the knife holder in the X direction and Y direction, wherein, for a sample held by the sample holder, the trimming knife is arranged to form a first surface orthogonal to an axis of rotation for the sample holder and to form four additional flat surfaces bordering the first surface and wherein said trimming knife possesses at least two cutting edges.