Objective To explore the application effect of 3S( support,skill and self-confidence) concept of health education mode in maintenance hemodialysis patients with indwelling dacron cuff dual-lumen catheter. Methods 120 maintenance hemodialysis patients with indwelling dacron cuff dual-lumen catheter were randomly divided into research group( 60cases) and control group( 60 cases).The control group were given traditional health education,while the research group were intervened by 3S concept of health education...