The book explores new approaches for improving healthcare devices such as portable ultrasound systems, better work design, and effective communications and systems support. It also examines healthcare informatics for the public and usability for patient users, building on results from usability studies for medical personnel. Several chapters explore quality and safety while others examine medical error for risk factors and information transfer in error reduction. The book provides an integrated review of physical, cognitive, and organizational aspects that facilitates a systems approach to implementation. These features and more allow practitioners to gain a deeper understanding of the issues in healthcare delivery and the role ergonomics and human factors can play in solving them.