To treat the distortion of cervical vertebrae or the like at home by providing a supporter and an auxiliary supporter on the front surface of a base mat, holding a rubber belt between the supporters, dropping one onto metallic fixtures for rubber and the other onto the base mat, placing a rear head part or an ankle on the dropped rubber belt and fixing it by means of a fixing belt to pull.

The supporter 2 is erected on the front surface of the upper end 3a of the base mat 3 and also the auxiliary supporter for oblique support is connected to a part between the supporter 2 and the upper end 3a to execute reinforcement. Then a part for disposing the supporter 2 over the upper end 3a is adopted as a horizontal shaft 7 and a part worked to be a U shape in the center part of the shaft 7 is made to be a U shape part 8. When this tool is used, the ring shape rubber belt 1 is disposed to cover from the side of the upper end 3a of the U shape part 8 toward the direction of the horizontal shaft 7. Then the lower part of the rubber belt 1 is fixed to the metallic fixtures for rubber 5, the lower part is put over the U shape part 8 and dropped onto the base mat 3 from the shaft 7, the rear head part is placed on the dropped rubber belt 1 and it is fixed by the fixing belt. In this state, a body is moved to the side of the lower end 3b by arms and pulled.