How To Reduce a Radial Head Subluxation (Nursemaid Elbow) By Matthew J Streitz, MD, San Antonio Uniformed Services Health Education Consortium Reviewed / Revised Sep 2022 View Patient Education Indications Contraindications Complications Equipment Additional Considerations Relevant Anatomy Positioning Step-by-Step Description of Procedure Aftercare Tips and Tricks A hyperpronation or a supination-flexion technique may be used to reduce a radial head subluxation (nursemaid elbow).