Light-based medical devices, namely, a light emitting diode (LED) device for increasing the human body's own production of collagen; Apparatus for acne treatment; Laser therapy helmets for treating alopecia; Electric scalp massagers for household use; Phototherapeutic apparatus for medical purposes, namely, a LED (light-emitting diode) light source for medical and aesthetic skin treatments; Electronic aesthetic skin treatment devices using light emitting diodes, namely, infrared, red, orange,...