Figure 6-41-42 Mistake-Proofing the Design of Health Care Processes - Figure 6.41. The restaurant pager required no changes in order to be useful in a medical environment Return to DocumentFigure 6.42. Restaurant pagers have proved useful in different health care environments Return to Document Current as of May 2007 Internet Citation: Figure 6-41-42: 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/mistakefig6-41-42.html