止し血けつ帯たいMeanings1nountourniquetMedical device used to compress blood vessels and stop bleeding, especially in emergency or surgical settings.救きゅう急きゅう隊たい員いんは負ふ傷しょう者しゃの腕うでに止し血けつ帯たいを巻まいた。The paramedic applied a tourniquet to the injured person's arm.