Figure 6-55-57 Mistake-Proofing the Design of Health Care Processes - Figure 6.55. LEDs, lights, and stickers uniquely identify each bag of I.V. fluid Source: Image courtesy of Embo-Optics, LLC. Used with permission.Return to DocumentFigure 6.56. Cyalume lights are attached to each I.V. tube Source: Image courtesy of Embo-Optics, LLC. Used with permission.Return to DocumentFigure 6.57. The lights on this toilet enable efficient navigation in the dark Return to Document Current as of May 2007 Internet Citation: Figure 6-55-57: Mistake-Proofing the Design of Health Care Processes -. May 2007. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/professionals/quality-patient-safety/patient-safety-resources/resources/mistakeproof/mistakefig6-55-57.html