| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a forceps tip structure, supporting a forceps prong with high rigidity to perform laparoscopic surgical operation requiring large force such as a surgery for harvesting organs which has been difficult for a medical robot heretofore. <P>SOLUTION: This forceps tip structure includes: a forceps prong support member 3 having a support part 3a for supporting the forceps prong and three leg parts 3b to 3d located at equal spaces in the circumferential direction round the central axis C1 and fixed to the support part to be projected backward from the support part; and three forward and backward moving members 4, 5, 6 disposed at equal spaces in the circumferential direction round the central axis C2 extending towards the front and rear ends, and connected to each other to relatively move toward the front and rear ends, where three leg parts 3b to 3d are respectively connected to the front end parts thereof to rock and slide in the direction intersecting perpendicularly to a designated central axis C2. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
