PURPOSE: To permit a dentist alone to make effective treatment through movement of a removing plate for adjustment by removably fitting a fit member fast to the body of a dental germ cutting machine, securing a supporting arm to this fit member slidably, and mounting a left-right swinging arm, an up-down swinging arm, and the removing plate at the foremost of the arm one by one as named.

CONSTITUTION: A cutter edge 3 is furnished at the foremost of the body 1 of a dental germ cutting machine, while a fit member 4 is removably installed in any position at the tail of the machine body. A removing mechanism 8 is equipped with a supporting arm 9 which can slide into a through hole 6 provided in the fit member 4, and the arm 9 is secured to any desired position using a bolt 10. At the foremost of this arm 9, a left-right swinging arm 12 is provided with a left-right swing adjusting mechanism 11 interposed, and at the foremost of this left-right swinging arm 12, an up-down swinging arm 14 is installed while an up-down swing adjusting mechanism 13 is interposed. Further, at the foremost of the arm 14, a removing plate 16 is installed through a revolving mechanism 15 in such a way as revolving in the horizontal direction, wherein the plate 16 is to remove obstacle such as flesh outside of the tongue and/or teeth at the time of cutting treatment. Treatment takes place while this plate 16 is moved in any directions as desired.