A device to provide controlled high pressure air during ocular surgery, the device comprises: an air tube receiving said controlled high pressure air, the air tube comprises: a piece 1, a piece 2 and a plurality of air tube adjustable apertures (81, 83); wherein piece 1 and piece 2 branch off from the air tube the air tube adjustable aperture is located on the piece 1; the air tube adjustable aperture is located on the piece 2; wherein the air tube is adapted to allow humidified high pressure air to piece 1 and piece 2; and wherein the piece 1 comprises: a plurality of piece 1 air feeding tubes; a plurality of piece 1 adjustable apertures; and a plurality of air ejecting nozzles; wherein each air ejecting nozzle is supplied by a feeding tube and has an on/off valve, wherein each on/off valve is configured to control the pressure of humidified controlled high pressure air flowing therethrough; the piece 2 comprises: a piece 2 air feeding tube; a piece 2 adjustable aperture; characterised in that the piece 2 further comprises: a diameter controlled adjustable aperture; and a plurality of valves located inside the aperture, and wherein the air tube adjustable apertures (81, 83) each comprise a valve to control the opening and closing of piece 1 and piece 2, whereby piece 1 and piece 2 can be used selectively; and the air ejecting nozzles are arrangeable around the surgical area of the operated eye and the degree of angle of the ejected air can be adjusted; the adjustable aperture of piece 2 is adapted to eject the humidified controlled high pressure air to form an umbrella shape above said surgical area, and wherein the device further comprises a light source arrangeable above the surgical area to illuminate said surgical area to enable the adjustment of the air ejected by the adjustable aperture to the illuminated spot. a piece 1, a piece 2 and a plurality of air tube adjustable apertures (81, 83); wherein piece 1 and piece 2 branch off from the air tube the air tube adjustable aperture is located on the piece 1; the air tube adjustable aperture is located on the piece 2; the air tube adjustable aperture is located on the piece 1; the air tube adjustable aperture is located on the piece 2; the piece 1 comprises: a plurality of piece 1 air feeding tubes; a plurality of piece 1 adjustable apertures; and a plurality of air ejecting nozzles; wherein each air ejecting nozzle is supplied by a feeding tube and has an on/off valve, wherein each on/off valve is configured to control the pressure of humidified controlled high pressure air flowing therethrough; a plurality of piece 1 air feeding tubes; a plurality of piece 1 adjustable apertures; and a plurality of air ejecting nozzles; wherein each air ejecting nozzle is supplied by a feeding tube and has an on/off valve, wherein each on/off valve is configured to control the pressure of humidified controlled high pressure air flowing therethrough; the piece 2 comprises: a piece 2 air feeding tube; a piece 2 adjustable aperture; a piece 2 air feeding tube; a piece 2 adjustable aperture; a diameter controlled adjustable aperture; and a plurality of valves located inside the aperture, and wherein the air tube adjustable apertures (81, 83) each comprise a valve to control the opening and closing of piece 1 and piece 2, whereby piece 1 and piece 2 can be used selectively; and the air ejecting nozzles are arrangeable around the surgical area of the operated eye and the degree of angle of the ejected air can be adjusted; the adjustable aperture of piece 2 is adapted to eject the humidified controlled high pressure air to form an umbrella shape above said surgical area, and wherein the device further comprises a light source arrangeable above the surgical area to illuminate said surgical area to enable the adjustment of the air ejected by the adjustable aperture to the illuminated spot.