Surgical apparatus and instruments for dental use; Orthodontic machines and instruments; Prosthetic instruments for dental purposes; Filling instruments for dental purposes; Surgical apparatus and instruments for medical, dental or veterinary use; Dental instruments for use in surgery; Dental instruments for use in dentistry; Dental instruments, namely, prophy angles; Dental instruments, namely, oral irrigators; Dental instruments, namely, dental root files used in root canal therapy procedur...