…In the past, a very small light bulb was used as the light source, but recently many endoscopes have been developed that use optical fibers to guide light from an external light source. Since they are made of metal and have no flexibility, they are collectively called rigid endoscopes in contrast to fiberscopes. Fiberscopes are used to view the esophagus, stomach, large intestine, trachea, etc. … *Some of the terminology that mentions "rigid endoscope" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…光源にはごく小さな電球が使用されていたが,最近は体外の光源から,光ファイバーを用い導く形式のものも多い。金属製で可撓性がまったくないので,ファイバースコープに対して硬性鏡rigid endoscopeと総称される。 食道,胃,大腸,気管などを見るためにはファイバースコープが用いられる。… ※「rigid endoscope」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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