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Venoconstrictive thigh cuffs (VTC) countermeasure (photo MEDES). (A) Venoconstrictive thigh cuffs are elastic strips, adjustable to the size of the thigh with clamping segment (white segment). (B) VTC are worn on the upper part of the thigh. (C) Individual adjustment of VTC with plethysmography to apply a 30 mmHg pressure on the upper thigh and performed at BDC-2.
