A low back pressure mouthpiece for accurate detection of exhaled nitric oxide (NO) includes a conduit for receiving the exhaled breath from the subject. An oxidizing filter for sample conditioning, wherein the conduit and oxidizing filter operate to produce a back pressure of less than 4 cm H2O; and a device for measuring the level of one or more components of the received exhaled breath.
申请公布号
CA2885389(A1)
申请公布日期
2014.04.03
申请号
CA20132885389
申请日期
2013.09.27
申请人
ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY
发明人
FORZANI, ERICA;TAO, NONGJIAN;XIAN, XIAOJUN;TSOW, FRANCIS