Patent ID: 7178519

Claim:
A connection device for use in assessing placement of an intubation tube in a patient comprising a tubular housing comprising a first portal adapted for connecting to a volume displacement detector, said first portal comprising first and second openings defined therein; a second portal adapted for connecting to a gas composition detector; a third portal adapted for connecting to an intubation tube; an exhaust outlet; a first conduit defined in said housing and configured such that (i) gas from said third portal may flow to said first opening of said first portal upon application of negative pressure at said first portal and (ii) gas from said first opening of said first portal may flow to said second portal upon application of positive pressure at said first portal; and a second conduit defined in said housing and configured such that (i) gas from said second portal may flow to said second opening of said first portal upon application of negative pressure at said first portal and (ii) gas from said second channel of said first portal flows to said exhaust outlet upon application of positive pressure at said first portal.