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Illustration of electrode placement and fenestrations in the semicircular canals. The LSCC and PSCC were fenestrated at points away from their ampullae. The electrode was first inserted into the LSCC, up to the cupula (1). After removal of the electrode out of this canal, it was inserted into the PSCC, up to the cupula (2). Abbreviations: SSCC, superior semicircular canal; LSCC, lateral semicircular canal; PSCC, posterior semicircular canal.
