Cooling device

A device, in particular for a biological sample grinding apparatus, comprising a first enclosure comprising an internal chamber intended to receive a material capable of producing cold by sublimation under normal temperature and pressure conditions and comprising an opening for a fluidic communication with an internal chamber of a second enclosure through an opening of said second enclosure, the device further comprising an air circuit making outside air communicate with the internal chamber of the first enclosure, an air blasting module for an air circulation in the air circuit from outside up to into the internal chamber of the first enclosure, as well as a measuring module for measuring the temperature in the internal chamber of the second enclosure and a controlling module for controlling the air blasting module according to the temperature in the internal chamber of the second enclosure, wherein a cup for receiving said material is mounted fixed or removably inside the internal chamber of the first enclosure and comprises a lower wall comprising a plurality of orifices, the cup being positioned at a distance from a bottom wall of the first enclosure wherein is formed the opening of the first enclosure.