Unverified85% confidenceDecision RuleTime unknown
软毛牙刷刷毛丝径通常在0.15-0.18mm，超软毛（0.10-0.12mm）适合牙周术后或极度敏感者，但清洁力弱，健康牙龈用0.15mm即可平衡清洁与温和
1
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85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified牙龈退缩、牙齿敏感或有牙周问题的人群应选刷毛丝径≤0.15mm的超细软毛牙刷，普通软毛丝径约0.2mm，中毛0.25mm以上不适合敏感人群89% similarUnverified牙龈萎缩、牙周炎或术后人群应选择超软毛（刷毛丝径≤0.15mm，如0.13mm mCleen型）刷头，标准软毛（0.18-0.20mm）会加剧牙龈退缩84% similarUnverified牙刷刷头软硬度分级：软毛(soft)刷丝直径约0.15-0.18mm，中毛(medium)约0.2mm，硬毛(hard)约0.25mm，成人日常首选软毛，牙医普遍推荐软毛84% similarUnverified0-3岁应选刷毛≥0.01mm软度的软毛或硅胶指套牙刷，刷头长度≤1.5cm、宽度覆盖1.5-2颗乳牙，因乳牙牙釉质薄且牙龈脆弱83% similarUnverified牙龈易出血、萎缩或牙齿敏感者应选软毛牙刷（丝径≤0.15mm，标注soft/extra soft），中硬毛（0.2mm以上）长期使用会加剧牙龈退缩和楔状缺损82% similar
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