Accessory attachments for manually-operated exercise equipment being resistance bands used for physical therapy purposes; Adjustable sit-to-stand assistive device for use by mobility-impaired individuals comprised of dual support handles and a frame that fits underneath chair cushions; Apparatus for cardiac defibrillation; Apparatus for physical training for medical use; Apparatus using a light emitting diode (LED) for performing aesthetic facial treatment procedures; Assistive listening devi...