CompletedNCT07046793FRUSKI-WristUpdated Jul 24, 2025

Fracture Ultrasound in Kids Wirst Trial (FRUSKI-Wrist)

An observational study in Fractures in Children, sponsored by David Troxler. Completed at 1 site in Switzerland. Open to participants aged Up to 18 Years. Per ClinicalTrials.gov, last updated 2025-07-24.

Sponsored by David Troxler · Observational

Study type: Observational
Model: Other
Time perspective: Prospective
Enrollment: 815
Ages: Up to 18 Years
Sex: All

Study summary

This is a multicenter combined diagnostic accuracy study and observational prospective cohort.

Part one aims to confirm non-inferiority of POCUS for the detection of distal forearm fractures compared to X-ray.

Part two aims to confirm non-inforiority of POCUS compared to x-ray for the detection of potentially unstable forearm fractures needing follow up imaging.

Conditions studied

Fractures in Children

In context

Lead sponsor

This is the only study on the registry with David Troxler as lead sponsor.

Counted across the registry records on this site, refreshed daily.

Who can participate

Ages eligible: Up to 18 Years
Sexes eligible: All
Accepts healthy volunteers: No
Sampling method: Non-probability sample

Study population

Children with wrist trauma

Inclusion criteria

Patients presenting to the emergency room of a study hospital with an acute trauma to the wrist and suspected fracture of the wrist consulted by a trained study examiner.
Age 0-18 years Depending on the result

Exclusion criteria

Exclusion Criteria:

Patient needing immediate medical attention (triage score 1 or 2) as well as severely displaced or open fractures or neurovascular compromise distally to the suspected fracture.
Patient with imaging studies obtained prior to the emergency room visit
Patient with prior fracture of the affected wrist within the last 24 months
Patient refusing participation / missing informed consent.

Study design

Observational model: Other
Time perspective: Prospective
Enrollment: 815 participants (actual)
Patient registry: No

Interventions

Diagnostic testPOCUS
Ultrasound screening of the distal forearm.

What researchers measure

Primary outcomes

Fracture yes/no as final diagnosis
Time frame: at 4 weeks from inclusion
Possible unstable fracture as final diagnosis
Time frame: 4 weeks from inclusion

Study locations

1 site

Kinderspital zentralschweiz
Lucerne, Switzerland

Updates

Tracking since Sep 25, 2026

No changes since tracking began. The registry record was last updated on Jul 24, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗

Registry details

Key details

Study ID: NCT07046793
Lead sponsor: David Troxler
Collaborators: Luzerner Kantonsspital, Insel Gruppe AG, University Hospital Bern, University Hospital, Geneva, La Tour Hospital, Hôpital Fribourgeois, University Children's Hospital Basel
Responsible party: David Troxler (Sponsor Investigator, University Children's Hospital Basel) — Sponsor-investigator
First posted: Jul 2, 2025
Start date: May 1, 2022
Primary completion: Apr 10, 2025
Completion: Apr 10, 2025
Last update: Jul 24, 2025

Oversight

Data monitoring committee: No
FDA-regulated drug: No
FDA-regulated device: No

View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Jul 2025. You cannot join it, but the record below documents what was studied.

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Discussion

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