title: A device to indicate anatomical level in computed tomography.
abstract: A device was designed that makes possible direct anatomical correlation between the computed tomography scan and radiographic scout films. The acrylic-air groove approach used here eliminates the possibility of producing image degrading artifacts as is common with catheter type markers.
mesh_terms: D001921:Brain / Q000033:anatomy & histology* / Q000000981:diagnostic imaging; D006801:Humans; D013131:Spine / Q000033:anatomy & histology* / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed / Q000295:instrumentation*