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 ; 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 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 ; 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 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. <EOS>