Patent ID: 6679901
Filing Date: 2004-01-20
Classification: A61M

Abstract:
An airway comprisinga long and narrow lingual strip (2) curved in a longitudinal direction, and a long and narrow palatal strip (3) curved in roughly the same manner as said lingual strip (2), said lingual and palatal strips (2,3) arranged to overlap towards an anterior direction of curvature, a spindle (5) being arranged proximate to posterior parts (2b, 3b) of said strips (2,3) to couple the same together freely movably with respect to one another, said strips (2,3) shaped such that anterior parts thereof (2a, 3a) can be maintained at any gap there between without contacting each other, and a stopper (4) positioned upon at least one of said lingual and palatal strips (2,3) between said spindle (5) and the anterior parts (2a, 3a) in the overlapping direction, to maintain said anterior parts (2a, 3a) apart from on another at all times when said strips (2,3) are coupled together, additionally comprising a spindle hearing (6) situated on one of said strips (2,3) and having a mounting groove (7) therethrough, said spindle (5) comprising a rotating leg (8) projecting from the other strip (2,3) and having a protrusion (9) at an end thereof arranged to be rotatable received in said groove (7), and additionally comprising two spindle bearings (6), stoppers (4) and spindles (5) mounted upon lateral sides of said respective strips (2,3) to define a longitudinally extending air channel (10) therebetween when said strips (2,3) are rotatably coupled together.