COVID-19 Mid-Nasal Swab Collection Instructions 1. Instruct the patient to tilt their head back 70 grados. 2. Using gloves and keeping the tip sterile, quitar el hisopo. 3. While rotating, inserte el hisopo una pulgada o menos hasta que encuentre resistencia en los cornetes. 4. Rotate the swab 3-5 times against the nasal wall and repeat in the other nostril …