This paper introduced definition of right care, presented the evidences of overuse and underuse in the world and pointed out the importance of dissemination of evidence-based medicine to right care. Not only evidence production but also concepts of evidence-based practical are important. It is important to disseminate evidence-based medicine not only among academic societies but also among the public. These are critical for achieving right care and preventing overuse and underuse of medical care.
Doctor-patient shared decision making is an expansion and extension of the patient-centered concept, which emphasizes communication and collaboration between doctors and patients in making decisions, focuses on patients, needs, enhances communication and exchange between doctors and patients, and improves the status of patients in medical decision making. This paper reviews the concept, domestic and international research overview, advantages, and application of doctor-patient shared decision making in hip and knee arthroplasty, and discusses the future research directions, in order to provide a reference for the application of shared decision making between doctors and patients in hip and knee arthroplasty in China.