未使用歯ブラシ線維先端の形態学的研究

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タイトル別名
  • Morphological Studies of the Un-used Toothbrush Bristles

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The un-usedbrush bristles which are on the marketing (11 kinds of round cut bristles, 6 kinds of straight cut bristles and 2 kinds of hong bristles) were observed scanning electromicroscopically.<br>The results obtained were as follows:<br>The tip of those bristles could be devided into 6 types; the straight, the inclined, the widened-edge, the round, the bud-like and the exceptional cut.

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