< Topic >The scoliosis symptom reform rear end bolster which reforms the scoliosis symptom with the Pelvis reform rear end bolster which reforms the deformation of the Pelvis normally and making the deformation of the Pelvis normal is offered.SolutionsDirecting to the front, with both knees which it falls incline the front part 2 which holding is done and, the gluteal area it possesses with the gluteal area mount section 3 which the heel top of the foot compared to it is located to the upper part when you sit straight, it is constituted from the material which has springiness, the patient sits straight and when the aforementioned front part 2 holding is done with both knees, the gluteal area stabilizes, reforms the deformation of the Pelvis, the true tsu does the backbone immediately by reforming the deformation of the Pelvis.< Choice figure >Drawing 1【課題】骨盤のゆがみを正常に矯正する骨盤矯正尻枕及び骨盤のゆがみを正常にすることにより側湾症を矯正する側湾症矯正尻枕を提供する。【解決手段】前方に向けて下降傾斜した両膝で挟持する前方部分2と、正座した場合に臀部を足の踵上端よりも上方に位置させる臀部載置部3とを有し、弾力性のある材料から構成され、患者が正座して両膝で前記前方部分2を挟持すると臀部が安定し、骨盤のゆがみを矯正し、骨盤のゆがみを矯正することにより背骨を真っ直ぐにする。【選択図】図1