A device for the rapid filming of the pharynx and cervical oesophagus.
D004947:Esophagus / Q000000981:diagnostic imaging*; D006801:Humans; D009333:Neck; D010614:Pharynx / Q000000981:diagnostic imaging*; D011859:Radiography / Q000295:instrumentation*
ESOPHAGUS/radiography; PHARYNX/radiography; ROENTGENOGRAPHY/apparatus and instruments