title: Head holder for panoramic dental radiography.
abstract: A radiolucent head holder for the Pancentric Panorex dental x-ray machine is constructed and evaluated. Features include a wooden pointer to orient the head in the midsagittal plane, movable components adjustable into a number of fixed positions and a spirit level on an ear rod fitting.
mesh_terms: D004867:Equipment Design; D006801:Humans; D011862:Radiography, Panoramic / Q000295:instrumentation* / Q000379:methods; D012886:Skull / Q000000981:diagnostic imaging; D014962:X-Ray Film