This prospective observational study aims to investigate the relationship between anatomical parameters-specifically the distance from the anus to the needle insertion point and the depth required to reach the pudendal nerve-during neurostimulation-guided pudendal nerve block and patients' age, height, and weight in children undergoing penile surgery.
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Horizontal distance from anus to needle insertion point and Depth from skin surface to pudendal nerve
Timeframe: During pudendal nerve block procedure