Does the Site of Anterior Tracheal Puncture Affect the Success Rate of Retrograde Intubation? A Prospective, Manikin-Based Study

<table>The thin arrow points to the cricothyroid membrane. The bold arrow points to the cricotracheal membrane.</table>

Anesthesiology Research and Practice

Figure 1: Does the Site of Anterior Tracheal Puncture Affect the Success Rate of Retrograde Intubation? A Prospective, Manikin-Based Study 