A method for modeling a digital design of a denture for a patient, the denture includes a gingival part and a teeth part including a set of denture teeth, where the method includes obtaining a digital 3D representation of the patient's gum； obtaining virtual teeth models corresponding to the denture teeth； virtually arranging the virtual teeth models in relation to the digital 3D representation of the patient's gum； and generating a virtual outer gingival surface of the gingival part of the denture.
