====== Proximal End Position ====== || Contains the trajectory of the position of the Proximal End of a segment resolved in the Laboratory Coordinate System. This signal is rarely used for reporting because the resolution coordinate system cannot be controlled. See the model based item [[visual3d:documentation:visual3d_signal_types:link_model_based_data_type:seg_proximal_joint|Model Based Item: SEG_PROXIMAL_JOINT]]