[Bruning's esophagoscope with a fiber-optic light guide and optics from a Friedel's bronchoscope].
D020701:Esophagoscopes; D005336:Fiber Optic Technology; D006801:Humans; D055100:Optical Fibers
Ezofagoskop Briuningsa s volokonnym svetovodom i optikoĭ ot bronkhoskopa Fridelia.