PROBLEM TO BE SOLVED: To provide a magnetic ingrown nail correction device being easily worn, not associated with pain in a wearing state, being unobstructive in daily life and capable of stably retaining the wearing state.SOLUTION: A magnetic ingrown nail correction device includes: a magnetized seal (1) to be stuck to a nail with adhesive a resin correction device body (8) consisting of a nail cover part (3) located on an upper side of the nail, and a finger fit-in part (4) a magnet (2) that is buried in the nail cover part (3) and attracts the magnetized seal (1) projection parts (7a) that project from a central lower side of the nail cover part (3) and are engaged with the magnetized seal (1) and recess parts (7b) that are formed on the magnetized seal (1) and are engaged with the projection parts (7a). The left/right sides of the nail cover part (3) are projected so as not to come into contact with the magnetized seal (1).COPYRIGHT: (C)2014,JPO&INPIT【課題】簡単に装着でき、装着状態で痛みを伴うことがなく、日常生活の邪魔にならず、装着状態を安定的に維持できる磁力式巻き爪矯正具を提供する。【解決手段】爪に接着剤で貼り付けられる磁気帯びシール(1)と、爪の上方に位置する爪覆い部(3)と指嵌め込み部(4)からなる樹脂製の矯正具本体(8)と、爪覆い部(3)に埋め込まれて、磁気帯びシール(1)を引き付ける磁石(2)と、爪覆い部(3)の中央下側から突出して磁気帯びシール(1)に係合する凸部(7a)と、磁気帯びシール(1)に形成され凸部(7a)に係合する凹部(7b)と、が備えられ、爪覆い部(3)の左右側が磁気帯びシール(1)に接触しないように張り出している。【選択図】図3