Medical, dental, veterinary, medical electric and surgical apparatus and instruments; diagnostic apparatus, for medical purposes; orthopedic articles; medical respiratory apparatus; respirators for artificial respiration; patient ventilation instruments; respiratory apparatus for intensive care units; medical equipment for the purpose of delivering oxygen and/or humidification therapy; humidifiers for respiration; dehumidification apparatus for medical purposes; humidification chambers for respiratory apparatus; connectors for humidifiers, humidification chambers and nebulisers being parts for medical apparatus; fasteners for humidifiers and nebulisers being part of medical apparatus; humidifiers for medical purposes and medical treatments; humidifiers for use with respiratory apparatus, humidifiers for use in medical treatment; humidifiers for use with respiratory therapy apparatus; humidification chambers for breathing tube systems; tube heaters being part of medical apparatus; adapters for tube heaters being part of medical apparatus; tube clips being part of medical apparatus; tube connections being part of medical apparatus; compressed air installations and systems for medical purposes, consisting of apparatus and fixed devices for preparing, checking and providing medical compressed air; gas supply installations and systems for medical purposes, consisting of apparatus and fixed devices for preparing, checking and providing gases for medical purposes; tubes for medical purposes; respiratory tubes; surface-heated respiratory tubes; drainage tubes for medical purposes; cannulae; heat and moisture filters for respiratory apparatus; filters for medical purposes for purifying breathing air; membranes for filtration [medical]; bacteria filters; water traps being parts and/or accessories for medical apparatus; mechanical filters for respiration apparatus; valves for respiration apparatus; expiration valves being part of medical apparatus; airway adapters; filters for respiration systems; connectors for filters for respiration systems; tube extensions for breathing tubes; artificial noses for medical purposes; protective nose masks for medical use; nose masks for artificial respiration for medical purposes; respiratory masks for artificial respiration; respiratory masks for respiratory assistance for medical purposes; masks for non-invasive respiration; nasal prongs for newborns, children and adults; face masks for medical use; sets of respiratory tubes for respiratory apparatus; single-use sets of respiratory tubes for respiratory apparatus; facial masks for medical purposes; oral masks for medical purposes; nasal masks for medical purposes; mouthpieces for medical purposes; nasal guards for medical purposes; facial guards, for medical purposes; medical instruments for percutaneous tracheostomy; tracheostomy tubes and fittings; tracheostomy connectors; tracheostomy connectors, consisting of a flexible tube for respiratory apparatus, a swivel connector, a securing clip to attach the swivel connector to patient's clothing, a t-piece connector, a sputum guard and a tube adaptor; tracheostomy connectors for medical use, consisting of a flexible tube for respiratory apparatus, a swivel connector, a securing clip to attach the swivel connector to patient's clothing, a t-piece connector, a sputum guard and a tube adaptor, for the treatment of adult or pediatric patients; tracheostomy connectors for the delivery of heated and humidified respiratory gases; tracheostomy connectors for the delivery of heated and humidified respiratory gases for medical purposes; tracheostomy connectors for the delivery of heated and humidified respiratory gases to adult or pediatric patients; t-piece connectors for tracheostomy interfaces; t-piece connectors for tracheostomy interfaces, for medical use; nasal cannula; nasal cannula for high flow oxygen therapy; high flow nasal cannula for medical use; high flow nasal cannula for adult and pediatric patients; nasal cannula for single or dual limb breathing circuits, for medical use; headgear for medical purposes; head straps for use with nasal cannula, for medical purposes; head straps for use with facial masks, for medical purposes; medical syringes; medical syringe needles; sensors for medical purposes; sensors for measuring respiratory flow and breath pressure; sensors for respiratory mechanisms; sensors for measuring the humidity of breathing air for use in medical respiratory apparatus; parts, accessories and fittings for all the aforementioned goods