Dental implants; implant abutments; cover screws for dental purposes; pins for dental purposes; screws for dental purposes; screws for dental implantology; wires for dental purposes; apparatus and instruments for use in bone graft procedures; prosthetic instruments for dental purposes; filling instruments for dental purposes; mirrors for dentists; dental burs; broaches for dental purposes; treatment beds for dental purposes; orthodontic machines and instruments for dental purposes; orthodontic appliances; artificial teeth; dental excavators; cavity detectors; cutting and grinding discs for dental applications; cut-off and abrasive wheels for dental purposes; instruments and tools for dental implantology