Electronic aesthetic skin treatment devices using light emitting diodes, namely, infrared, red, orange, yellow, green, and blue wavelengths for generating light rays; Phototherapeutic apparatus for medical purposes, namely, a LED (light-emitting diode) light source for medical and aesthetic skin treatments; Lasers for surgical and medical use; Medical examination lamps; Ultraviolet lamps for medical purposes; Medical apparatus and instruments for monitoring vital signs; Ultrav...