Apparatus for washing out body cavities; Artificial limbs, eyes and teeth; Brushes for cleaning body cavities; Dental instruments, namely, disposable prophy angles; Dental instruments, namely, oral irrigators; Gum massaging instruments; Sprayers for cleaning gums and teeth used in dentists' offices during dental procedures; Surgical apparatus and instruments for medical, dental or veterinary use; Teeth aligners; Teeth protectors for dental purposes; Ultrasound appliances for dental and medica...