The invention relates to a method and an apparatus for selecting a medical accessory for treatment of a patient. The method comprises at least one of the following method steps. A first method step of receiving a patient identifier identifying the patient to be treated. A second method step of determining a treatment identifier of the treatment to be performed which identifies the treatment to be performed on the patient. A third method step of comparing an accessory database containing data sets on at least two medical accessories for one or more patient treatments to an actual inventory of stocked medical accessories. A fourth method step of selecting a suitable medical accessory for a treatment to be performed on the patient by means of the accessory database and on the basis of at least the patient identifier, the treatment identifier and the actual inventory. A fifth method step of segregating the selected medical accessory.