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During MRI-guided interventions, navigation support is often separated from the operating field on displays, which impedes the interpretation of positions and orientations of instruments inside the patient's body as well as hand-eye coordination. To overcome these issues projectorbased augmented reality can be used to support needle guidance inside the MRI bore directly in the operating field. The authors present two visualisation concepts for needle navigation aids which were compared in andoi:10.1049/htl.2018.5076 pmid:30464849 pmcid:PMC6222244 fatcat:bfu73fckkjbwbbn5upacdgfywy