Scotmas Group HEALTHCARE CASE STUDIES Solving water management issues in healthcare estates throughout the U.K. Scotmas Group Pinnaclehill Industrial Estate Kelso TD5 8AU Scotland Phone: +44 (0)1573 226901 E-mail: [email protected] Website: www.scotmas.com

©t_jt© QEUH HOSPITAL QUEEN ELIZABETH UNIVERSITY HOSPITAL NHS Greater Glasgow and Clyde The Problem: Rare pathogenic bacteria causing Hospital Acquired Infections (HAI) had forced ward closures in high-risk clinical areas in a newly built hospital estate, culminating in a high profile critical incident. THE OPTIONS 1. Stock tank disinfection and cleaning would resolve the immediate issue, but the Trust needed a long term solution to stop bacteria from recolonising the water system. 2. Install a water treatment system, solving the short and long term issue. Hydrogen Peroxide, Copper Silver Ionization...

The Problem: A Trust had been using ClO2 for several years as part of its Legionella Management Strategy, however microbial sampling revealed inconsistent performance of ClO2 generation systems, leading to a lack of residual ClO2 and high levels of disinfection by products (DBP) in the water. The incumbent suppliers were a generalist water treatment company, not ClO2 experts with inhouse knowledge and expertise. Non-conformances were regularly flagged to the Water Safety Group. Most importantly, significant patient safety risk was noted, especially in wards treating vulnerable or immunosuppressed...

The Problem: The Trust were struggling with persistent growth of Pseudomonas and other bacteria in sites with variable, often low, water consumption. The size and number of sites affected, and their relatively low water usage, didn't justify large scale capital investment. Manual chemical dosing would have been inaccurate, expensive, potentially unsafe to handle and difficult to control. 1. Thermal disinfection of water supplies. This is an effective treatment but potentially dangerous in care environments where elderly residents could access very high temperature water. 2. Super chlorination...