PROBLEM TO BE SOLVED: To provide a needle insertion assisting implement capable of highly efficiently inserting a needle in a subcutaneous tissue, the needle guiding a medical device into the subcutaneous tissue.SOLUTION: The needle insertion assisting implement for inserting a needle into a subcutaneous tissue, includes: a support member having an adsorption surface for adsorbing the skin surface and a positioning member for the needle insertion that is fixed to the support member and, by being pulled down relative to the adsorption surface side, is disposed towards the adsorption surface at prescribed height interval apart therefrom.COPYRIGHT: (C)2015,JPO&INPIT【課題】医療デバイスを皮下組織内に誘導するための針を、精度良く皮下組織内においてに挿通させることが可能な針挿通補助具を提供する。【解決手段】皮下組織内に針を挿通させるための針挿通補助具であって、皮膚表面に対して吸着する吸着面を有する支持部材と、前記支持部材に固定されたもので、前記吸着面側に相対的に引き下ろされることにより、当該吸着面との間に所定の高さ間隔を保って配置される針挿入の位置決め部材と、を備えた針挿通補助具。【選択図】図1