The multistage orthopedic system becomes stale and includes the removal possible plaster cast which is applied to the quarters the formation possibility which includes the impermeability sleeve and the resin impregnation base canning removal possible winding means of long shaku condition in order containment the aforementioned splink in the splink and the quarters and, after that in remedy phase and. The position where the plaster cast as it has been provided the plaster cast itself and to the plaster cast itself which possess the inside surface and the outer part surface, the position where you opened and covers the part of the aforementioned plaster cast itself which is applied to the remedy field of the quarters and closes it includes with the portable possible flap section with. As for the flap section, being overturned with the plaster cast itself and the flap section in the same position as the place of the splink in the splink which the patient installs in early remedy phase, early remedy phase, in order containment, it is constituted. The manner which locks the quarters in many remedy phase uses the aforementioned multistage orthopedic system.< Choice figure >Drawing 13多段階整形外科的システムは、湿気不浸透性のスリーブと、被覆された樹脂含浸基部を含む成形可能な副木と、四肢に前記副木を保持するための長尺状の取外し可能な巻付け手段と、その後の治療段階において四肢に適用する取外し可能なギプスと、を含む。ギプスは、内側面と外側面を有するギプス本体と、ギプス本体に備わっていると共に、開いた位置と、四肢の治療領域に適用される前記ギプス本体の部分を覆う閉じた位置との間で移動可能なフラップ部とを含む。フラップ部は、初期治療段階において患者の装着した副木を、初期治療段階における副木の場所と同じ位置において、ギプス本体とフラップ部との間で覆って保持するように構成されている。多数の治療段階において四肢を固定する方法は、前記多段階整形外科的システムを使用する。【選択図】図13