Anesthesia machines; Anesthesia masks; Breath gas analyzers for medical diagnostics; Catheters; Catheters and parts and fittings therefor; Chambers for inhalers; Drainage appliances for surgical procedures; Humidification apparatus for medical purposes; Humidifiers for medical use; Irrigators for medical use; Microscopes for surgical operations; Suction cups for medical purposes; Tubing for use with catheters; Water traps for separating liquid and bacterial/viral components from a gas sample ...