| 摘要 |
PURPOSE: To obtain the adjustable fixing device of easily using a tube for a medical use by the method wherein the screw threaded end portion of a fixing bolt is screwed into the screw bore of one side arm, and a fixing device is fixed at a predetermined position by a fixing bolt after the both arms are clamped around the circumference of a tube. CONSTITUTION: A screw bore 17 is provided at the other end of an arm 12, the inside end of the arm 12 is connected to the other arm 13 by an integrally made flexible web portion 18, and the web portion 18 is acted as a hinge between the both arms. The other arm 13 is made as the same shape of an arm 12, and three circumferential rib 16 are provided on the surface of a half circular portion 15. These ribs 16 are encroached upon the surface of a tube 5 when a device 10 is fixed around the circumference of the tube 5. A bore 19 is opened at the outer end of the arm 13, a fixing bolt 8 is screwed into the bore 19. A screw thread for screwing a screw bore 17 is provided at the one end of the bolt 8, and the other end 21 is made to a shape having many planes 22 such as being possible to grip between the thumb and the other fingers of an user's hand. When the arm 13 is closed around the circumference of the tube 5, The bore 19 is made to position on the same line with the screw bore 17 o the other arm so as to screw in the bolt 8 into the screw bore 17. |
