4. Objective To study the auxiliary effectiveness of dental floss or interdental brush in treating severe chronic periodontitis.
目的研究应用牙线或间隙刷辅助治疗重度慢性牙周炎的临床效果。
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5. Casters , industrial parts , daily goods such as the tsubu tsubu shamoji rice scoops , interdental brushes , seal cases , etc.
铸字机，工业零部件，日用品饭勺，牙刷，印章盒等。
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6. Conclusion it is considered as an auxiliary therapy in severe chronic periodontitis to administer dental floss or interdental brush.
结论牙线或间隙刷在重度慢性牙周炎治疗中有一定的辅助作用。
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7. If it's hard to manipulate the floss, use a floss holder or an interdental cleaner - such as a dental pick or stick designed to clean between the teeth.
用牙线清洁时，需要做到面面俱到。每清洁完一颗牙齿，都需重新截取一段干净的牙线。
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8. If it's hard to manipulate the floss, use a floss holder or an interdental cleaner - such as a dental pick or stick designed to clean between the teeth.
