Patent ID: 8850848

Claim:
An apparatus for sectioning histological samples, comprising: a sectioning unit ( 18 ) including a cutting edge configured to section the samples ( 12 ); a sample holder ( 14 ) on which the each sample ( 12 ) is mountable; a drive unit ( 16 ) configured to move the sample holder ( 14 ) relative to the sectioning unit ( 18 ) to section the sample ( 12 ) with the cutting edge; and a cooling unit ( 20 ) for cooling at least a sub-region of the sample holder ( 14 ), the cooling unit ( 20 ) including a compressor ( 22 ) for compressing a refrigerant, a capillary tube ( 25 ) for delivering the refrigerant to the sample holder ( 14 ), and a return line ( 28 ) for returning the refrigerant from the sample holder ( 14 ) to the compressor ( 22 ); wherein at least a sub-region ( 32 ) of the capillary tube ( 25 ) is spiral-shaped and configured to deform during a sectioning motion of the sample holder by the drive unit.