Medical apparatus and instruments, and parts therefor; surgical, medical, dental and veterinary instruments and apparatus and parts therefor, in particular respiratory masks, nose masks and full-face masks, nasal pillows, diagnosis apparatus, inhalation devices, anaesthesia machines, respirators (in particular home respirators), suction apparatus, apparatus for patient ventilation, respiration therapy devices, apparatus and instruments to support, maintain and monitor breathing, oxygen feed apparatus and instruments for respiration purposes, resuscitation apparatus and instruments, and parts and fittings for all the aforesaid goods, pumps, hoses, connectors, connecting parts and sockets, filters, valves, masks, frames, fastening devices, goods for energy supplying for medical respirators, and parts and components for all the aforesaid goods, measuring, recording, monitoring and diagnosis apparatus for sleep therapy, respiration, in particular home respiration, emergency medicine and oxygen therapy, and parts and fittings for all the aforesaid goods