A Surgical Navigation System for Guiding Exact Cochleostomy Using Auditory Feedback: A Clinical Feasibility Study

<table>The configuration of the proposed surgical navigation system. (a) The flow chart of the proposed system, (b) monitoring the closest distance (<svg height="15.3625" id="M1" style="vertical-align:-3.23158pt" version="1.1" viewbox="0 0 29.5375 15.3625" width="29.5375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>) between the facial nerve and the drill tip and its direction (<svg height="14.85" id="M2" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 31.35 14.85" width="31.35" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>), and (c) the guidance for the scala tympani using auditory feedback with different frequency.</table>

BioMed Research International

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Figure 4

Figure 4: A Surgical Navigation System for Guiding Exact Cochleostomy Using Auditory Feedback: A Clinical Feasibility Study 