Abstract:We thank Dr. Karls Otto for his comments and interest in our work. We would like to clarify the questions raised.The puncture level was just below C6, according to the level of the classical approach described by Winnie. However, when we used the ultrasonography, the linear transducer was perpendicular to the direction of the interscalene groove, and puncture was performed in plane for needle visualization, using the posterior approach; that is, from lateral to medial, passing fi rst through the middle scalene… Show more
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