Cardiothoracic & vascular anesthesia
iThermonitor: A wearable non-invasive high-precision alternative to traditional temperature monitoring in thoracoscopic surgery of lateral decubitus position
Performance · iThermonitor readings within ± 0.5 °C of lower esophageal valuesResult — go to the resultPearson r 0.75Authors' conclusion
The iThermonitor is a reliable and accurate non-invasive alternative to traditional invasive temperature monitoring methods in thoracoscopic surgery.
Study context
- Population
- Adults scheduled for thoracoscopic surgery under GA, December 1, 2023, to May 31, 2024
- Participants
- 80 adults · 3,536 temperature pairs
- Comparison
- iThermonitor vs Lower esophageal temperature
- Outcome
- Agreement between devices (± 0.5 °C)
Methodological detailsTemperatures recorded every 3 minutes
- Temperatures recorded every 3 minutes
Performance
As reported in the abstract
iThermonitor readings within ± 0.5 °C of lower esophageal values
Pearson r
0.75
P < 0.0001
By group
iThermonitor
93.96%
95% CI 91.94–95.85%
Further findings
Diagnostic accuracy for hypothermia (<36.0 °C)
- The device demonstrated high diagnostic accuracy for hypothermia; AUC
- 0.876
Safety
Device-related mucosal/skin effects
- Device-related mucosal/skin effects: Esophageal probes: bloodstaining; iThermonitor: skin redness, resolved postoperatively
Original publication
iThermonitor: A wearable non-invasive high-precision alternative to traditional temperature monitoring in thoracoscopic surgery of lateral decubitus position. J Clin Monit Comput. Published 2 September 2025. doi:10.
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