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宽度选择：固定小敷料/输液针选1.25cm，常规伤口敷料选2.5cm，大面积固定或造口护理选5cm；宽度越大剥离时对皮肤的整体牵拉损伤越集中

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Unverified常见规格：8cm×10cm适合小面积浅表伤口，10cm×10cm为通用换药规格，7.5cm×7.5cm折叠块适合填塞，大面积创面选30cm×30cm或纱布卷87% similar Unverified常见规格：医用纱布块常见8cm×10cm、10cm×10cm折叠为8层或12层；纱布绷带卷常见宽度5cm/7.5cm/10cm，长度4.5m左右；面部小伤口选5cm窄卷，躯干四肢大面积选10cm宽卷更省时87% similar Unverified10cm×10cm规格为最常用的中等尺寸，覆盖大多数常规术后伤口；面积较大的伤口需要多块拼接或选更大规格，较小伤口则可裁剪或选5cm×5cm规格以减少浪费85% similar Unverified标准医用纱布块常见规格为5cm×5cm、7.5cm×7.5cm、10cm×10cm，选择时敷料面积应大于创面周边至少2-3cm以覆盖并预留固定边81% similar Unverified尺寸建议选20×20cm左右方巾适合擦脸擦手，15×20cm偏小仅够单次擦拭；囤货优先选独立小包（每包80-100抽）而非大包散装，开封后避免长期暴露污染78% similar

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