Improving water quality in a dialysis unit using root cause analysis.

Am J Infect Control

Department of Infection Prevention, University of Minnesota Medical Center, Minneapolis, MN; Division of Pediatric Infectious Diseases and Immunology, Department of Pediatrics, University of Minnesota Medical School, Minneapolis, MN. Electronic address:

Published: July 2017

Background: Water quality levels from hemodialysis (HD) and reverse osmosis (RO) machines in dialysis units must meet standards set by the American Association of Medical Instrumentation. Researchers used a root cause analysis (RCA) approach to identify and address factors affecting water quality in the HD and portable RO machines at our institution.

Methods: A multidisciplinary team reviewed processes, interviewed staff members, and identified opportunities to improve the current sampling and machine disinfection processes. The RCA team identified and implemented 5 interventions, of which 3 were process (changes in water sampling technique, machine disinfection processes, and allocation of machine maintenance duties) and 2 were structural (regular cleaning of water sampling tubes and spigots and addition of new water sampling sites in the system) measures.

Results: Postimplementation of new protocols, 100% of water cultures of HD and RO machines consistently met the required regulatory standards as recorded over a period of 8 months.

Conclusions: RCA approach helped improve patient safety, quality of care, streamlined processes, and improved efficiencies of work for staff within the HD program.

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http://dx.doi.org/10.1016/j.ajic.2017.02.007DOI Listing

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