overtube

名词 n.
中文释义

英文释义

名词 n.
  1. A protective tube used during endoscopy, typically during removal of a foreign body
    — Depending on the nature and location of the foreign bodies, we used a wide diversity of endoscopic devices (retrieval basket, biopsy forceps, polypectomy snare, transparent distal protective hood, and overtube) to perform the procedures.

词形变化

overtubes plural

词源

From over- + tube.
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