Fisher & Paykel Healthcare Limited

Campbell Neil Addison Martin

Craig Robert Prentice

Melissa Catherine Bornholdt

Gregory James Olsen

Christopher Earl Nightingale

Roheet Patel

Max Leon Betteridge

Vitaly Kapelevich

Thomas Mark Richardson

Tony William Spear

Hamish Joshua Rose

Mark Richard Tomlinson

Jeremy Owen Young

Simon Mittermeier

Matthew James Pedersen

Mark John Arrowsmith

Jae Yun Lim

Sophia Adele Johnson

Nigel Trinidade

Monika Ganterer

A respiratory mask for providing positive pressure therapy and a bias-flow venting system configured to reduce discernable draft generated by exhausted air are disclosed herein. The respiratory mask has a ball jointed elbow, one or more detachable forehead pieces and a headgear with a spacer fabric region. The elbow is configured to be removable when oriented to a predetermined position. The forehead pieces are provided in one or more sizes. The spacer fabric region having two or more layers wherein the raw edges are turned to the inside of the layers. The seal having improved seal performance and accommodating a wider variety of facial geometries. The bias-flow system having a tube and exhaust holes radially aligned on a bead of the tube. The bias-flow system also having an annular component exhaust holes and a shroud having a plenum chamber around the exhaust holes.

Respiratory mask and related portions, components or sub-assemblies

Growing community of inventors

Auckland, New Zealand

Campbell Neil Addison Martin