Medical apparatus and instruments for positive airway pressure therapy; medical respiratory apparatus and instruments including detectors and sensors for respiratory therapy purposes; medical apparatus and instruments for resuscitation including detectors and sensors for resuscitation purposes; resuscitators; controllers for respiratory therapy and resuscitation purposes; meters for respiratory therapy and resuscitation purposes; monitors for respiratory therapy and resuscitation purposes; volume control meters for use in relation to resuscitators; pressure control meters for use in relation to resuscitators; breathing circuits; medical breathing tubes; asphyxia neonates respirators; positive end-expiratory pressure (PEEP) activators being parts of medical ventilators for maintaining air or gas pressure; portable breathing apparatus for artificial respiration; facial masks for medical purposes; oral masks for medical purposes; nasal masks for medical purposes; nasal cannula for medical purposes; mouthpieces for medical purposes; headgear for medical purposes; parts and fittings for all the aforementioned goods including mounting blocks and mounting brackets