Fig. 1. Ultrasound image of the adductor canal at the level of mid-thigh. Sar: sartorius, SN: saphenous nerve, VM: vastus medialis, AL: adductor longus, FA: femoral artery.

Korean J Pain 2022;35:191~201 https://doi.org/10.3344/kjp.2022.35.2.191

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