发明名称 Probe for measuring periodontal pocket depth
摘要 A probe for measuring a depth of a periodontal pocket includes an emitting device for emitting, from a position at a distance from the periodontal pocket, a light beam toward the periodontal pocket, a receiving device for receiving, at a position at another distance from the periodontal pocket, the light beam after being reflected on a bottom of the periodontal pocket, and an analyzing device for displaying the depth of the periodontal pocket after a calculation thereof on the basis of an analysis of the light beam received at the receiving device.
申请公布号 US5897509(A) 申请公布日期 1999.04.27
申请号 US19970880677 申请日期 1997.06.23
申请人 AISIN SEIKI KABUSHIKI KAISHA 发明人 TODA, MASATAKA;SUGANUMA, HIROYUKI;YAMAZAKI, SHIRO;KUNO, KOJI
分类号 A61C19/04;(IPC1-7):A61B5/103 主分类号 A61C19/04
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