New finger device could replace painful blood pressure needles for kids

NCT ID NCT04817137

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a non-invasive device worn on the finger to continuously measure blood pressure in children during surgery. Researchers compared its readings to those from an arterial line, the standard method that requires a needle. If proven accurate, this device could offer a safer, less painful way to monitor blood pressure in young patients.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

CareTaker PDA Device

What this could lead to

If accurate, this device could replace invasive arterial lines for blood pressure monitoring in children, making it safer and less painful.

What could go wrong

This is a small, early validation study with only 35 children. The device may not be accurate enough for all patients or situations.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

hypertensive disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Boston Children's Hopsital

    Boston, Massachusetts, 02115, United States