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This review aims to enhance understanding of pulse oximetry in the perioperative setting, focusing on its applications and limitations.

June 14, 2026DiagnosticsOpen Access

Pulse Oximetry—A Perioperative Perspective

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Review examines pulse oximetry's role in monitoring oxygen levels and safety during surgery, highlighting its technical principles and limitations.

This review aims to enhance understanding of pulse oximetry in the perioperative setting, focusing on its applications and limitations.
Comprehensive review of pulse oximetry principles and technologies
Detailed discussion of factors affecting measurement accuracy
Explored applications in preoperative, intraoperative, and postoperative phases
Pulse oximetry significantly improves patient safety by detecting hypoxemia early
Identified technical factors like motion artifact and dyshemoglobinemias affecting accuracy
Highlighted innovations in multi-wavelength systems and AI for enhanced monitoring.

Moon et al. (2026) studied this question.

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Review examines pulse oximetry's role in monitoring oxygen levels and safety during surgery, highlighting its technical principles and limitations.