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Anesthesia Providers' Perspectives on the Redesigned Philips Acoustic Alarm System: Qualitative Pre- and

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Redesigned patient monitoring alarms improved emotional acceptance but not priority recognition, highlighting the need for better alarm management to ensure patient safety. Further research should combine user feedback with evidence-based approaches.

Keywords:
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Area of Science:

  • Biomedical Engineering
  • Human-Computer Interaction
  • Patient Safety

Background:

  • Alarm fatigue is a significant patient safety concern due to frequent or false alarms.
  • Existing alarm acoustics are often disruptive and lack effective priority differentiation.
  • Philips redesigned patient monitoring alarm sounds using a user-centered approach to mitigate these issues.

Purpose of the Study:

  • To evaluate anesthesia providers' experiences with redesigned Philips patient monitoring alarms.
  • To assess emotional responses and usability of updated versus original alarm sounds.
  • To inform user-centered design for future clinical alarm systems.

Main Methods:

  • A single-center qualitative study involving anesthesia providers.
  • Online questionnaires administered before and after the implementation of updated Philips alarms.
  • Thematic analysis of open-ended responses to identify usability and emotional themes.

Main Results:

  • Redesigned alarms received more positive emotional responses but did not enhance priority recognition.
  • Concerns shifted from sound levels to the need for clearer alarm prioritization.
  • Participants still expected alarms to effectively capture attention, and an alarm-free OR raised safety concerns.

Conclusions:

  • While redesigned alarms improved emotional acceptance, they did not solve alarm overload or improve priority differentiation.
  • Suggestions like visual alerts for low-priority alarms require careful consideration of patient safety.
  • Future alarm development necessitates integrating user feedback with expert-driven, evidence-based strategies for improved clinical effectiveness.