Reduced Effective Oxygen Delivery and Ventilation with a Surgical Facemask Placed under Compared to over an Oxygen Mask: A Comparative Study

Objectives. Consensus guidelines for perioperative anesthesia management during the COVID-19 pandemic recommend that patients wear a facemask in addition to their oxygen mask or nasal cannulae following tracheal extubation, where this is practical. The effects on effective oxygen delivery and ventil...

Full description

Bibliographic Details
Main Authors: Marvin G. Chang, Takashi Sakano, Benjamin S. Levin, David Convissar, Edward A. Bittner
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Anesthesiology Research and Practice
Online Access:http://dx.doi.org/10.1155/2022/4798993