| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a small-size manipulator allowing treatment having an enlarged moving distance at the distal end of the manipulator. <P>SOLUTION: This manipulator includes a manipulator shaft section 110, a first rod 109 translatorily supported relative to the manipulator shaft section 110 and actuated by a driving force of a drive source, a first gear 112 rotatably supported relative to the first rod 109, a first rack 113 supported to the manipulator shaft section 110, a second rack 115 supported relative to the manipulator shaft section 110 translatorily in the same direction to that of the first rod 109, and a treatment instrument 400 actuated by the driving force of the second rack 115. The first rack 113 and the second rack 115 are so disposed as to face mutual tooth faces each other. The first gear 112 is clamped between the first rack 113 and the second rack 115 to be disposed in a meshed state. <P>COPYRIGHT: (C)2009,JPO&INPIT |
