Retrieval of a Displaced Mandibular Tooth Fragment From the Floor of the Mouth Using a Combined Navigation System and Endoscope: A Case Report

Taifu Hirano; Tadashi Kawai; Shu Suzuki; Noriaki Takahashi; Mitsuru Izumisawa; Hiroyuki Yamada

doi:10.12659/AJCR.953836

14 September 2026 : Case report Japan

Retrieval of a Displaced Mandibular Tooth Fragment From the Floor of the Mouth Using a Combined Navigation System and Endoscope: A Case Report

Unusual setting of medical care

Taifu Hirano

^{ABCDEF 1*}, Tadashi Kawai

^{AE 1}, Shu Suzuki^{BD 1}, Noriaki Takahashi^{BD 2}, Mitsuru Izumisawa^{BD 2}, Hiroyuki Yamada^{AE 1}

DOI: 10.12659/AJCR.953836

Am J Case Rep 2026; 27:e953836

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Figure 3 Photograph of the device used for navigation and the screen where the reference point was set. (A) Photograph of a mucosal raspatory set up as a pointer. (B) Photograph of a tracker placed with resin in the intraoral surgical field. (C) Monitor screen when a reference point is set on the teeth.

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Retrieval of a Displaced Mandibular Tooth Fragment From the Floor of the Mouth Using a Combined Navigation System and Endoscope: A Case Report

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