PROBLEM TO BE SOLVED: To provide a mounting method of a mounting fixture hardly generating deviation, when fixing an auxiliary apparatus thereto.SOLUTION: In the state where a bag body has airtightness and flexibility, and stores a plurality of particles P in a flowable state inside is allowed to adhere to a part of a mounting site, air is discharged from inside the bag body, and particles are jamming transferred, and thus the bag body is held so as not to fall off from the mounting site.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2019,JPO&INPIT【課題】補助装具を固定する際に、ずれを生じ難くすることが可能な装着具の装着方法等を提供する。【解決手段】気密性及び可撓性を有し、内部に複数の複数の粒子Pが流動自在に収容された袋体を、装着部位の一部に密着させた状態で袋体の内部から空気を排出して粒子をジャミング転移させて袋体を装着部位に脱落不能とするようにした。【選択図】図2