Cosmetic apparatus, namely, light based devices providing mainly pulsed light for performing non-ablative aesthetic skin treatment procedures; Electrodes for medical use; Electronic aesthetic skin treatment devices using light emitting diodes, namely, infrared, red, orange, yellow, green, and blue wavelengths for generating light rays; Electronic light therapy apparatus for the skin; Face masks for use by health care providers; Facial toning machines for cosmetic use; Medical apparatus, namely, infusion and injection devices for administering drugs; Medical devices for nonsurgical cosmetic treatments; Medical electrodes; Medical needles and introducers; Medical skin abraders; Medical devices, namely, hand-held motorized, vibrating devices used near injection sites for reducing pain during hypodermic needle injections; Microdermabrasion apparatus for medical or therapeutic purposes; Microneedle dermal pens; Microneedle dermal roller; Needles for medical use; Phototherapeutic apparatus for medical purposes; Phototherapeutic apparatus for medical purposes, namely, a LED (light-emitting diode) light source for medical and aesthetic skin treatments; Injection needles for medical use