9 Monitoring instruments for monitoring the flow of gases in, through and of medical gas apparatus and instruments, respiratory therapy instruments, apparatus for producing oxygen for medical use, oxygen concentrators for medical applications, oxygenators for medical use and pulse oximeters, hand tools, apparatus, namely, machines and machine tools for cutting and welding, gas cutting and welding apparatus and machines, valves, cylinder valves and cylinder combivalves; monitoring units for monitoring the flow of gases in, through and of medical gas apparatus and instruments, respiratory therapy instruments, apparatus for producing oxygen for medical use, oxygen concentrators for medical applications, oxygenators for medical use and pulse oximeters, hand tools, apparatus, namely, machines and machine tools for cutting and welding, gas cutting and welding apparatus and machines, valves, cylinder valves and cylinder combivalves; monitoring apparatus for monitoring the flow of gases in, through and of medical gas apparatus and instruments, respiratory therapy instruments, apparatus for producing oxygen for medical use, oxygen concentrators for medical applications, oxygenators for medical use and pulse oximeters, hand tools, apparatus, namely, machines and machine tools for cutting and welding, gas cutting and welding apparatus and machines, valves, cylinder valves and cylinder combivalves; remote control receivers; electric and electronic devices for monitoring and controlling the function, performance, status and location of other electrical or electronic devices or systems; device for transmission of clinical information; software, apparatus, instruments and installations for connecting to, monitoring and controlling medical gas apparatus and instruments, respiratory therapy instruments, apparatus for producing oxygen for medical use, oxygen concentrators for medical applications, oxygenators for medical use and pulse oximeters; software, apparatus, instruments and installations for connecting to, monitoring and controlling hand tools, apparatus, machines and machine tools for cutting and welding, gas cutting and welding apparatus and machines; software, apparatus, instruments and installations for connecting to, monitoring and controlling valves, cylinder valves and cylinder combivalves; sensors, detectors and wireless sensors for monitoring and controlling medical gas apparatus and instruments, respiratory therapy instruments, apparatus for producing oxygen for medical use, oxygen concentrators for medical applications oxygenators for medical use and pulse oximeters; sensors, detectors and wireless sensors for monitoring and controlling hand tools, apparatus, machines and machine tools for cutting and welding, gas cutting and welding apparatus and machines; sensors, detectors and wireless sensors for monitoring and controlling valves, cylinder valves and cylinder combivalves; monitors, receivers, remote control receivers, electric and electronic devices for monitoring and controlling the function, performance, status and location of medical gas apparatus and instruments, respiratory therapy instruments, apparatus for producing oxygen for medical use, oxygen concentrators for medical applications, oxygenators for medical use and pulse oximeters; monitors, receivers, remote control receivers, electric and electronic devices for monitoring and controlling the function, performance, status and location of hand tools, apparatus, machines and machine tools for cutting and welding, gas cutting and welding apparatus and machines; monitors, receivers, remote control receivers, electric and electronic devices for monitoring and controlling the function, performance, status and location of valves, cylinder valves and cylinder combivalves