Medical and veterinary apparatus and instruments; equipment for dentists; apparatus for use in repairing teeth; surgical apparatus and instruments for dental use; apparatus for use in applying dental prostheses; apparatus for use by dental hygienists; apparatus for use by dental technicians; dental articulators; forceps for dental technical use; dental hand instruments; interdental immobilization instruments; instruments for use in fitting artificial teeth; instruments used in prosthetic dentistry; mouth guards for dental use; auxiliary devices for dental procedures