volume 201, issue 2695, P42 2009
DOI: 10.1016/s0262-4079(09)60453-x
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Abstract: We developed an origi 丁]al automatic cxposure device in an effort to obtain bettcr inspired chest radiograms in infants. The device employs a personal computer system to analyze changes in in亡 ra mask pressure signals from a small mask which is p ] aced oll the patient ' s face , nnd calcu ! ates the satisfactory inspirec ] intra . lnask pressure before each exposure . Next , thc device aut 〔, matically releases X − rays when the il コtra − mask pressure reaches the appropriate level . Successful expusure rate…

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