Abstract: A dental device having an abutment body including a substantially radial mark on its external part, the abutment body adapted, to be connected, to an implant by a connecting member, such that the substantially radial mark is distinguishable from the abutment body in an image taken by an imaging device when the implant and abutment are installed.

Abstract: A method and apparatus for planning medical treatment, the method comprising: displaying a first image of a patient or a body part, wherein the body part is to be designed or operated on, the first image having first imaging characteristics; displaying a second image of the patient or the body part, the second image having imaging characteristics different from the first imaging characteristics; displaying an image of a model of the body part; receiving a user indication associated with adapting the model for the patient; and outputting a model adapted for the patient, the adapted model based on the model and on the user indication.

Abstract: A dental device having an abutment body including a substantially radial mark on its external part, the abutment body adapted, to be connected, to an implant by a connecting member, such that the substantially radial mark is distinguishable from the abutment body in an image taken by an imaging device when the implant and abutment are installed.