Medical apparatus and instruments; masks and equipment for artificial respiration; protective breathing masks made of non-woven materials for medical applications; laryngeal masks; surgical masks; anesthetic masks; cardiopulmonary resuscitation masks; sanitary masks; surgical breathing masks; respiratory masks for medical purposes; respiratory masks for artificial respiration; oxygen masks for medical use; inserts for breathing masks for surgical use; inserts for breathing masks for medical use; filters for respiratory masks for medical purposes; protective mouth masks for veterinary use; protective nose masks for veterinary use; disposable sanitary masks for protection against viral infection; masks for patient ventilation; nasal masks for medical use; resuscitation apparatus; respiratory therapy instruments; nebulizers; nebulizers for respiration therapy; medical apparatus for assisting breathing; respiratory helmets for artificial respiration; respiratory exercisers; oxygenators for medical use; oxygen inhalators for therapeutic purposes; patient ventilation instruments.