"How I Do It: Costoclavicular Brachial Plexus Block," by Ranjith Kumar Sivakumar, MD, Regional Anesthesia Fellow; and Manoj Kumar Karmakar, MD, FRCA, Professor and Consultant Anesthesiologist; both of the Department of Anesthesia and Intensive Care, Chinese University of Hong Kong and Prince of Wales Hospital, Shatin, Hong Kong, China. From ASRA Pain Medicine News, November 2021. See original article at www.asra.com/asra-news for figures and references. This material is copyrighted.