Miniature magnetically anchored and controlled camera system for trocar-less laparoscopy

Figure 2 In vitro test. A: The bench test consists of a special mannequin and a laparoscope; B: External view image for trocar-less laparoscopic cholecystectomy in vitro: the external magnetically anchored unit (red arrow) and the vision output device (yellow arrow); C: Critical view image for trocar-less laparoscopic cholecystectomy in vitro (the picture-in-picture view is the image captured by the miniature magnetically anchored camera with its own light source).