en·do·scope /ˈɛndəˌskop/
 內診鏡
 en·do·scope /ˈɛndəˌskop/ 名詞
 內窺鏡,內腔鏡,窺鏡,內腔檢視器
 En·do·scope n.  Med. An instrument for examining the interior of the body, consisting of a flexible tube with lenses and optical fibers permitting illumination of the interior site to be inspected, and visualization of the interior site from outside the  body; it often has small surgical instruments attached to the end and manipulable from the outside, permitting biopsy or surgery.  It is used as a non-invasive or minimally invasive tool for diagnosis or treatment, especially in organs having an external opening such as the rectum, the urethra, and the bladder.
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 endoscope
      n : a long slender medical instrument for examining the interior
          of a bodily organ or performing minor surgery