Rigid and flexible endoscopes, oral disease detection optics, namely, optical scopes for detecting oral disease; vestibules and extension devices for enhancing the effectiveness thereof, namely, intra-oral dental light system used as an extension device for enhancing the examination of the vestibule of the mouth

Rigid and flexible endoscopes, oral disease detection optics, namely, optical scopes for detecting oral disease; vestibules and extension devices for enhancing the effectiveness thereof, namely, intra-oral dental light system used as an extension device for enhancing the examination of the vestibule of the mouth