Unverified85% confidenceDecision RuleTime unknown
负重腰带核心是压在髂嵴（骨盆最高点）上而非腰部，选购时腰带上缘应能覆盖髂嵴上方2-3cm，测量应量胯骨围而非腰围
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85%
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Long-term
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Unverified选购时臀围（非腰围）是关键尺寸，盆底托举带应根据臀部最宽处围度选码，一般建议托举高度覆盖耻骨联合至骶尾骨区域85% similarUnverified臀围数据是包臀裙选码核心：应按实际臀围而非腰围选码，含弹面料预留2-4cm松量、无弹面料需预留4-6cm，臀腰差大(超24cm)者优先选高弹面料避免腰部空、臀部紧84% similarUnverified带生理曲度弧面的腰托需按仰卧还是侧卧选择：仰卧者弧顶高度3-4cm贴合腰椎前凸，侧卧者宜选平板或弧度≤2cm，否则侧卧时弧面顶压腰侧肌肉84% similarUnverified腰部为半松紧+内抽绳设计，腰围调节范围有限，腰腹差较大（如梨形身材腰细臀宽）或腰围处于尺码临界值的人穿着后腰头可能贴合感欠佳。83% similarUnverified凸起最高点应对准腰带上方约2-3cm处（对应第3-4腰椎），支撑点偏高顶在胸椎会含胸，偏低顶在骶骨则完全无效83% similar
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