Light-based medical devices, namely, a light emitting diode (LED) device for increasing the human body's own production of collagen; Apparatus using a light emitting diode (LED) for performing aesthetic facial treatment procedures; Electronic light therapy apparatus for the skin; Light emitting devices, namely, lamps and LED devices for treatment of a variety of skin conditions; Electrically-powered apparatus for treating skin by applying low level light and sonic vibrations to the skin; Light emitting diode (LED) apparatus for lighting, incorporated into medical instruments; Irrigators for medical use; Human face protectors, namely, transparent face shields for use in the medical and dental fields; Medical device for accessing subcutaneous structures of the human body for the purpose of administering medical treatment; Phototherapeutic apparatus for medical purposes, namely, a LED (light-emitting diode) light source for medical and aesthetic skin treatments; LED masks for therapeutic purposes