There is increasing scientific evidence that safe technologies such as SafeSets successfully prevent needle stick injury and are cost effective
Cullen BL, Genasi F, Symington I, Bagg J, McCreaddie M, Taylor A, Henry M, Hutchinson SJ, Goldberg D, Potential for reported needlestick injury prevention among healthcare workers in NHS Scotland through safety device usage and improvement of guideline adherence: an expert panel assessment (2006), Journal of Hospital Infection, 63: 445-451.2. Occurrence and prevention of reported occupational needlestick injuries within NHS Scotland, with particular reference to the role of safety devices (2004), Scottish Centre for Infection and Environmental Health