Fig. 2

Prone positioning of obese patients. Step 1: The patient is lying down, under deep sedation and analgesia. One operator is at the head of the patient to secure the airway access, three operators are on the right, two on the left, and one is mobile. Step 2: The monitor is checked. The patient is then turned on the left side first. Step 3: The patient is then moved to the other side of the bed. Step 4: The patient is turned. Step 5: Upper chest and pelvic supports are placed to avoid abdominal compression. Step 6: Finally, compression points are checked regularly, and the head is turned every 2 h. Bed is positioned in a reverse Trendelenburg position