Schweizer Monatsschrift für Zahnmedizin = Revue mensuelle suisse d'odonto-stomatologie = Rivista mensile svizzera di odontologia e stomatologia / SSO
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Schweiz Monatsschr Zahnmed · Jan 2004
[Quality of the bristle-end rounding in ten brands of children's toothbrushes].
Animal and clinical studies have shown that sharp, unpolished toothbrush bristles may injure gingival tissue, and their contribution to cervical abrasion is widely discussed. The aim of the present study was to compare the end-roundness and smoothness of the bristle tips of ten commercially available children's toothbrushes (Elmex Lernzahnbürste, Aronal Oko Dent Kinder, Signal Kids, Dr. Best Milchzahn, Dr. ⋯ For all the other brands more than 50% of the bristle surfaces were judged as being acceptable. Despite of being flattened during usage, rounded bristle tips with a smooth surface are desirable. A good quality of bristle tips could only be observed in half of the brands examined.