Patent ID: 9687623
Date: 2017-06-27
CPC Classifications: A61B,A61M

Claim:
1. A detachably connectable bite block assembly comprising: (a) an cannula configured to collect exhaled breath for capnographic monitoring and to deliver oxygen, said cannula comprising: an oxygen delivery bore in fluid connection with at least one delivery opening and an oxygen supply tube, and an exhaled breath collection bore in fluid connection with an oral prong, at least one nasal prong and a breath collection tube; and (b) a bite block comprising: a main body portion and a hollow tubular portion configured for insertion into a subject's mouth, the main body portion configured to engage the oral prong thereby detachably connecting the bite block with the cannula, wherein the tubular portion comprises a longitudinal groove positioned orthogonal to the hollow tubular portion, the longitudinal groove comprising a surface located below an inner surface of the hollow tubular portion, such that oral breath exhaled through the hollow tubular portion is directed through the longitudinal groove for collection by the oral prong.