Acute cardiac care & resuscitation
Evaluating hands-free carotid Doppler ultrasound for real-time return of spontaneous circulation detection in in-hospital cardiac arrest: a multicenter randomized controlled study
Primary result · ROSC success rateResult — go to the resultAbsolute increase 10-percentage-pointAuthors' conclusion
The CADFlow hands-free carotid Doppler ultrasound system improves ROSC detection, shortens assessment time, and provides real-time feedback for CPR quality optimisation.
Study context
- Population
- Adult patients with in-hospital cardiac arrestadult patients with in-hospital cardiac arrest enrolled
- Participants
- 341 patients
- Comparison
- Hands-free carotid ultrasound (CADFlow) vs manual palpation of major arterial pulses
Methodological detailsfive affiliated teaching hospitals of medical universities
- Five affiliated teaching hospitals of medical universities
Primary result
ROSC success rate
Absolute increase
10-percentage-point
P = 0.053
By group
As reported in the abstract
Further findings
Mean time required to assess carotid pulsation · significantly shorter in the CADFlow group
P < 0.001
Correlation between chest compression depth and CADFlow parameters
- Strong correlations were observed between chest compression depth and CADFlow parameters
Original publication
Evaluating hands-free carotid Doppler ultrasound for real-time return of spontaneous circulation detection in in-hospital cardiac arrest: a multicenter randomized controlled study. Resuscitation. Published 18 February 2026. doi:10.
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