| 摘要 |
<p>A curved pipe (52) for an endoscope (10) includes nodal rings (62), each having a circular ring-like base part (64) and two pairs of hinge parts (66, 67; 68, 69) one pair of which is provided on one side of the base part and the other pair on the other side, are so connected to each other as to be capable of rotating in order. The nodal rings have direction regulating means (66b, 69b) for regulating their directions.</p> |
