High pressure regulator for use with medical gas cylinders equipped with a medical cylinder valve. Regulator with flow selector. Rotating pressure gauge which allows convenient reading 360° swivelling outlet – it enables better orientation of the nasal cannula or oxygen mask towards the patient (preventing from twisting) Innovative self centering flow setting device with continuous flow between settings. In the unlikely event of indent mechanism failure, the patient will still be supplied by medicinal gas Lateral and frontal reading of flow settings Higher number of flow disc holes increases treatment options. Extra flow setting of 25 l/min on the traditional 15 l/min variant, allows use in resuscitation The additional 7 l/min is intended for nebulization