Scientific instruments and apparatus for scientific research, namely scientific measuring apparatus in the nature of sensors, position sensors, sensors for monitoring patient variables, namely, EEG (electroencephalogram), MEG (magnetoencephalogram), CT (computer tomography), EOG (electrooculogram), EMG (electromyogram), SaO2 (oxygen saturation), CO2 (carbon dioxide), nasal air-flow, body movement, leg movement, thoracic and abdominal respiratory movement, heart rate, body temperature, rectal temperature blood pressure, pH level, oesophageal pressure, snoring noises, air pressure, air-flow, humidity, signal converters, oximeters, gas pumping and gas titrating apparatus; monitoring apparatus and portable monitoring apparatus for use in scientific research for monitoring physiological parameters of humans, namely, EEG (electroencephalogram), EOG (electrooculogram), EMG (electromyogram), SaO2 (oxygen saturation), CO2 (carbon dioxide), nasal air-flow, body movement, leg movement, thoracic and abdominal respiratory movement, heart rate, body temperature, blood pressure, pH level, oesophageal pressure, snoring noises, air pressure, air-flow; apparatus for monitoring and/or displaying graphical and/or other scientific research data, namely, plotters and display monitors for use in plotting and displaying physiological signals; computer and electronic equipment for testing and calibrating scientific instruments and measuring apparatus and parts therefor; computer software for operating scientific instruments and apparatus, namely, research sensors, position sensors, patient monitoring sensors, and for acquiring and analyzing data representative of physiological signals and states, and for transforming, transmitting, communicating displaying and storing said acquired, transformed, transmitted, and communicated physiological data; computer hardware; computer and machine controllers; cables and cable connectors for computer hardware; video display monitors; digital display monitors; computer memory devices, namely, non-volatile memory devices in the nature of blank disk drives, optical and floppy disks, flash memory chips and smart cards, circuit board cards, and computer disks and discrete memory devices, namely, memory cards; microprocessors; electronic instruction manuals for computer software recorded digitally on computer media; packages and kits for computer software consisting of CDs and DVDs containing pre-recorded computer software for controlling scientific instruments, namely, research sensors, position sensors, patient monitoring sensors, oximeters, temperature sensors, humidity sensors, EEG sensors, EMG sensors, EOG sensors, conductivity sensors, and apparatus for pumping and titrating gas, namely, pumps, conduits, valves, and for measuring gas pressure and flow rate, temperature and humidity, namely, temperature sensors, humidity sensors, pressure sensors, flow sensors of flowing gases, and for measuring physiological parameters, particularly sleep-staging, sleep-scoring, heart rate, blood oxygenation, brain function, and for acquiring physiological and data files featuring acquired, transformed, communicated, and displayed data relating to physiological processes, particularly sleep variables, sleep-staging, sleep-scoring, breathing patterns, heart rate, blood oxygenation and brain function

Apparatus and instrumentation for medical use, namely, electronic and monitoring and treatment apparatus for monitoring and treating patients, namely, equipment comprising a system of a computer processor, a main unit, an interface box and computer software for portable sleep monitoring and analysis and controlling gas humidification and delivery apparatus, pumps and conduits for titration and delivery of humidified gases; medical equipment for investigating, monitoring, analyzing, diagnosing and/or recording sleep, sleep-related and respiratory disorders, respiratory function and respiration, namely, portable electronic instruments for treating and monitoring, analyzing, diagnosing and/or recording a patient's electrophysiological variables, namely, variables relating to the nervous system, neurology, cardiology and physiology, and parts thereof, namely sensors; medical apparatus for delivering gas to a patient, namely, masks, nasal cushions, headgear, gas-pumping devices and parts thereof, namely, flow controllers and gas filters; gas humidification apparatus, namely, gas flow conduits and flow controllers and water vessels and reservoirs for humidifying gas for medical use; apparatus for collecting, monitoring and/or displaying graphical and/or other data from patients, namely, plotters and display monitors