OUR group created an economical, disposable, and readily available negative-pressure system for protection against airborne viral particles when performing aerosolizing procedures (fig. 1A). This system uses a square aluminum frame mounted onto the end of an operating room table. The hood is created from a 42 × 74-inch transparent C-arm mobile x-ray drape, modified with a vertical slit from the bottom opening up to approximately 3 feet from the top (see video, Supplemental Digital Content 1, http://links.lww.com/ALN/C466). After the patient is transferred to the operating room table and fitted with a mask for preoxygenation, the drape is placed over the patient with the vertical slit oriented underneath the mattress as the drape is advanced in a sleeve-like fashion over the patient’s head and torso. The drape is then securely fastened to the frame (...

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