Interference in a pulse oximeter from a fiberoptic light source

Frank E. Block

Research output: Contribution to journalArticlepeer-review

16 Scopus citations


A healthy patient who was undergoing cystoscopy suddenly showed a rapid increase in heart rate on a pulse oximeter. The cause was determined to be incident light from the light source for the cystoscope.

Original languageEnglish (US)
Pages (from-to)210-211
Number of pages2
JournalJournal of Clinical Monitoring
Issue number3
StatePublished - Jul 1 1987


  • Equipment: alarms
  • Measurement techniques: pulse oximetry
  • Monitoring: oxygen
  • fiberoptic light
  • interference

ASJC Scopus subject areas

  • Critical Care and Intensive Care Medicine


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