| 摘要 |
An objective of the present invention is to provide a pushing device for a tooth restoration material mixed and kneaded in a capsule having excellent operativity, where powder components or the like are not scattered from the capsule. The device comprises a compression coil spring 4 provided between a leak preventive cover 2, which is contacted with a capsule and has a cylindrical piston rod 1 with a slit 1c inserted, and a ratchet body 3, which has a rack part for a ratchet 3cb and is fixed to the piston rod 1; a housing body 5 having a supporting path 5b inserted in the leak preventive cover 2 and having a guiding path 5c in which the ratchet body 3 is provided movably in the front and rear directions; a ratchet body locking plate spring 6 for preventing move of the ratchet body 3; a lever 7 for frontwardly moving the rack part for ratchet 3cb when a lever body 7a is rotated upwardly, and returning the lever body 7a to an initial position when rotating force is cancelled; a release body 8 for canceling the locking state to the rack part for a ratchet 3cb by downwardly pressing; and a stopper means 9 for stopping the ratchet body 3 at the initial position. |
