Fig. 2From: Introducing navigation during melanoma-related sentinel lymph node procedures in the head-and-neck regionIntraoperative navigation procedure. a Pre-navigation overview. b, c Intraoperative freehandSPECT acquisition. d Augmented reality following reconstruction of the acquired data wherein a 3D overlay is obtained. e Navigation of the gamma probe in 3D virtual reality. f Optical confirmation of sentinel node localization via fluorescence imagingBack to article page