PROBLEM TO BE SOLVED: To provide a massage tool which allows even a powerless person such as an older person, sick person, injured person, and handicapped person to perform easily medical treatment of a lower leg from an ankle side to a knee side.SOLUTION: A massage tool 1 comprises: two end members 2 which are disk-shape and are disposed in parallel and a trunk 3 disposed to connect the end members 2. The trunk 3 comprises plural holes 31, 32, and plural grooves 33 formed on a surface of the trunk so as to be inclined to a separation direction of the two end members 2. In a state that the two end members 2 contact a floor face, and a lower leg of a person to be treated is mounted on the trunk 3, the person to be treated performs flexion of a knee, thereby the massage tool 1 rolls on the floor face, and positions where salient parts 35 formed between adjacent grooves 33, 33 press the lower leg of the person to be treated, are varied.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2016,JPO&INPIT【課題】高齢者、病人、けが人、身体障害者等の非力な者にも、容易に足首側から膝側へ向けて下腿を施療することが可能なマッサージ器を提供する。【解決手段】 マッサージ器1は、互いに平行に配置された円盤状をなす2つの端部部材2と、これらの端部部材2を繋ぐように設けられた胴部3とを備える。胴部3には、複数の穴31,32と、2つの端部部材2の離隔方向に対して傾斜するように胴部表面に形成された複数の溝33とを有する。2つの端部部材2が床面に接地し、被施療者の下腿が胴部3に載せられた状態で、被施療者が膝を屈伸することによりマッサージ器1が床面上で転動し、隣り合う溝33と溝33との間に形成される凸部35が被施療者の下腿を押圧する位置が変化する。【選択図】図1