Catheters; Aerosol dispensers for medical purposes; Apparatus for artificial respiration; Fumigation apparatus for medical purposes; Inhalers for medical use; Insufflators for medical purposes; Nebulizers for medical purposes; Otolaryngology instruments; Protective face masks for medical use; Respiratory masks for artificial respiration; Sanitary masks for medical wellness purposes; Surgical apparatus and instruments for medical use; Vaporizers for medical purposes