Clinical trial Recruiting at 1 site Observational Ages 18 and up

Comparing Doppler Ultrasound and Manual Pulse Checks in Cardiac Arrest

Official title: Accuracy of Doppler Ultrasound Versus Manual Palpation of Pulse in Cardiac Arrest

Run by Northwell Health · NCT05558228 · Data updated 2026-11-12

This study is testing a new device that uses ultrasound to check blood flow in the neck of cardiac arrest patients to see if it can accurately tell when their heart starts beating again.

More Cardiac Arrest trials

Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment35 (estimated)
SponsorNorthwell Health
Academic / other
Locations1 site (Manhasset, New York)
StatusRecruiting
StartedSeptember 6, 2022
Main results expectedSeptember 6, 2027
Study endsSeptember 6, 2027
Registry record updatedOctober 29, 2026
Trial IDNCT05558228 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 18 and older who are in cardiac arrest and have an arterial line placed during resuscitation.

Probably not a fit

Patients with traumatic cardiac arrest or those without bilateral lower extremities may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study evaluates the accuracy of the FloPatch FP120 device, which uses Doppler ultrasound to assess blood flow in the carotid artery, in cardiac arrest patients. The device will be applied to the neck of patients in the emergency department, and its data will be compared to arterial line blood pressure measurements. The goal is to determine the peak systolic velocity that correlates with a systolic blood pressure of ≥60 mmHg, assessing the device's accuracy, sensitivity, and specificity in detecting return of spontaneous circulation.

Why it matters

Potential benefit: If successful, this study could improve the accuracy of pulse checks in cardiac arrest patients, potentially leading to better outcomes.

How similar studies have gone: While the use of Doppler ultrasound in this context is innovative, similar studies have shown promise in improving noninvasive assessments of blood flow.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 18+ years of age
* In cardiac arrest at the North Shore University Hospital emergency department
* Arterial line placed during cardiac arrest resuscitation

Exclusion Criteria:

* Traumatic cardiac arrest
* Patients without bilateral lower extremities

Where it's running

  • North Shore University Hospital
    Manhasset, New York, United States
    Recruiting

Study contacts

  • Principal investigator: Allison Cohen, MD — North Shore University Hospital
  • Study coordinator: Timmy Li, PhD
  • Email: tli2@northwell.edu
  • Phone: 516-240-3933

Similar studies

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.