Ключевые слова: accessories, clean, close, dental, dentin, dentist, dentistry, endo, endodoncy, endodontic, endodontist, equipment, file, files, grinder, health, healthcare, hygiene, instrument, medical, medicine, metal, nerves, object, preparation, professional, root, sharp, stainless, steel, sterile, stomatological, stomatology, structure, supplies, teeth, titanium, tool, tooth, toothache, treatment,