Unverified90% confidenceDecision RuleTime unknown
电动牙刷刷毛应选软毛(0.15-0.18mm丝径),中硬毛长期使用配合过大压力会导致楔状缺损和牙龈退缩,声波牙刷压力应<200g
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90%
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Long-term
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Unverified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83% 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78% similarUnverified便携牙具的刷头软硬度选择:刷毛磨圆率≥60%才算合格,出差短期用可接受中毛,长期通勤配备建议软毛(刷丝直径≤0.15mm)避免牙龈损伤78% similarUnverified巴氏刷牙法要求刷毛与牙齿呈45度角小幅震颤,配合软毛效果最佳,硬毛难以贴合龈沟,选毛时应考虑刷牙方法匹配度78% 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77% similar
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