Unverified90% confidenceDecision RuleTime unknown
牙龈萎缩、牙根暴露或有楔状缺损者必须用软毛/超软毛(刷毛丝径≤0.15mm),中硬毛会加速牙颈部磨损
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90%
Confidence
Long-term
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Unverified牙龈敏感或有牙龈萎缩者应固定订阅软毛(soft)或超软毛刷头,中毛及以上会加剧牙龈退缩和楔状缺损,此类损伤不可逆90% similarUnverified矫正期牙龈易红肿出血,应选刷毛硬度为软毛(Soft)或超软毛(Ultra Soft),刷丝直径≤0.15mm,避免中硬毛刺激已敏感的牙龈和松动牙齿89% similarUnverified牙龈萎缩、牙齿敏感或有楔状缺损者应选刷毛磨圆率≥80%的软毛牙刷(刷毛直径0.15-0.18mm),硬毛会加速牙颈部磨损88% similarUnverified牙龈退缩或已有楔状缺损者不应长期使用中硬毛牙刷,横向用力+硬毛会加速牙颈部磨损,必须选软毛并配合巴氏刷牙法86% 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85% similar
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