Surgery monitor aims to cut blood transfusions

NCT ID NCT02986789

First seen Nov 12, 2025 · Last updated May 23, 2026 · Updated 24 times

Summary

This study tested a device that measures hemoglobin and blood flow without needles during surgery. The goal was to see if it helps doctors make better decisions about giving blood transfusions. The study was stopped early and included 43 adults having major surgeries with expected blood loss.

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