Endotracheal tubes; Infrared lamps for medical purposes; Infrared radiator units for therapeutic purposes; Light emitting devices, namely, lamps and LED devices for treatment of a variety of skin conditions; Massage apparatus and instruments; Medical devices, namely, radiation devices in the nature of ultraviolet, visible, or infra-red light boxes for counteracting the effects of viruses, bacteria and pathogens in the blood and blood components; Medical ventilator tubing and tubing connectors...