Patent ID: 7390331

Claim:
A device for nasal insertion comprising: i) a pair of open-ended tubular elements, each of which extends along a respective central tube axis between a first end and a second end, said first end being larger than said second end; wherein the central tube axes of the tubular elements lie in a first plane, and wherein at least one of the tubular elements defines a groove along a lateral wall of the respective tubular element the groove being defined on a side of the lateral wall that faces the tubular element interior; and ii) a coupler element extending between said first ends of said tubular elements, wherein the central tube axes of the tubular elements are spaced apart at said first ends by a distance D, whereby said distance D is selected to correspond to the separation of a user's nostrils, and wherein said coupler element permits rotational motion of the central tube axes of said tubular elements.