The invention relates to a device (10) for mobilising the sacroiliac joint (1) of a patient, particularly for loosening a blockage of the sacroiliac joint of the patient, comprising: a treatment table (20) with a lying surface (30) for the patient, the lying surface (30) having an opening (40) in the region of the sacroiliac joint (1) of the patient a holding device (50) for arranging the pelvis (2) of the patient in relation to the treatment table (20) and at least one force transmission element (60) arranged in the region of the opening (40) of the lying surface (30), the force transmission element being designed to exert a force on the sacrum (3) of the sacroiliac joint (1) of the patient, by means of a movement.
