PROBLEM TO BE SOLVED: To provide a safe, effective, and labor-saving lumbar traction apparatus with which a patient with any physique can assume a posture regarded as suitable for lumbar traction.SOLUTION: In a chair type traction therapy implement performing traction therapy by reclining a traction bed from a chair state to a traction position, a depth 2 of a seating part 6 for a subject to sit on is adjustable matching the length of an upper thigh part, an angle formed by the seating part 6 and a backrest part 8 and/or an angle formed by the seating part 6 and a lower thigh rest part 5 are adjustable for the traction therapy.COPYRIGHT: (C)2014,JPO&INPIT【課題】どのような体格の患者でも腰椎牽引に適切とされる姿勢にして、安全で効果的な、省力化された腰椎牽引装置を提供する。【解決手段】牽引ベッドを椅子状態から牽引位にリクライニングして牽引治療を行う椅子型の牽引治療器において、被治療者が座る着座部6の奥行き2を、上腿部の長さに合わせ調節することでき、着座部6と背もたれ部8の角度、着座部6と下腿載置部5の角度の、一方又は両方を調節して牽引治療を行うことができる構成とする。【選択図】図1