Scientific Papers

Critical Reliability Issues of Common Type Alcohol-Based Handrub Dispensers (2020)

All ABHR dispensers should be regularly audited to control the actual volume distributed, with particular attention paid to regular mechanical pump units filled with liquid handrub.

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53% HH quality improvement with school childrens after first use (2019)

Among primary school children’s, after getting immediate feedback by the Semmelweis Scanner, total number of missed areas decreased from 6.06/person to 3.25/person and 2.68/person at the second and third measures, respectively.

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Only 8% of HCWs were able to pass the very high 97% margin for success (2018)

On the palmar side, only 7.83%, 13.54% and 20.81% of the participants managed to achieve sufficient coverage, according to the 97, 95 and 90% pass ratio, respectively. Setting a goal for perfect quality hand hygiene may be overambitious, and may make the HCW disappointed and undermotivated.

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Evaluation of Hand Disinfection using the Semmelweis System (2017)

Our studies revealed that 92.9% of subjects did not sufficiently cover their hands with the ABHR; most often missing the finger-tips and dorsal sides. The use of the Semmelweis Hand Hygiene System to detect disinfectant coverage on hands provided a real time evaluation of the subjects’ disinfection method. Regardless of their testing outcome, subjects were predominantly open to improving their hand disinfection technique. This suggests that incorporation of an evaluation step following hand disinfection training could greatly improve hand hygiene performance.

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