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Recruiting NCT04737941

NCT04737941 Finnish Venous Ulcer Study (FINNULCER Study)

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Clinical Trial Summary
NCT ID NCT04737941
Status Recruiting
Phase
Sponsor Oulu University Hospital
Condition Venous Leg Ulcer
Study Type INTERVENTIONAL
Enrollment 248 participants
Start Date 2021-02-26
Primary Completion 2025-03-01

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age N/A
Study Type INTERVENTIONAL
Interventions
Endothermal AblationFoam Sclerotherapy

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

This trial targets 248 participants in total. It began in 2021-02-26 with a primary completion date of 2025-03-01.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

This multicenter randomized controlled trial evaluates the effect of first-visit foam sclerotherapy (including sub-ulcer foam sclerotherapy) in patients with venous leg ulcer.

Eligibility Criteria

Inclusion Criteria: * Patient informed consent * Venous ulcer, aged from one month to one year * Duplex ultrasonography verified (vein reflux greater than \>0.5 second) superficial venous insufficiency * Sufficient arterial circulation (at least on criterion met: Palpable distal pulses / ankle-brachial index \> 0,8 / Toe pressure \>60mmhg) Exclusion Criteria: * Leg ulcers other than venous etiology * Ulcers requiring operation theater revision * Patent foramen ovale * Several times recurrent (over 3 recurrences) venous ulcer * Body Mass Index over 40 * Pregnancy

Contact & Investigator

Central Contact

Matti Pokela, Docent

✉ matti.pokela@ppshp.fi

📞 083152011

Principal Investigator

Toni Pihlaja, MD

PRINCIPAL INVESTIGATOR

Oulu University Hospital

Frequently Asked Questions

Who can join the NCT04737941 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, studying Venous Leg Ulcer. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

Is NCT04737941 currently recruiting?

Yes, NCT04737941 is actively recruiting participants. Contact the research team at matti.pokela@ppshp.fi for enrollment information.

Where is the NCT04737941 trial being conducted?

This trial is being conducted at Helsinki, Finland, Jyväskylä, Finland, Oulu, Finland, Turku, Finland and 1 additional location.

Who is sponsoring the NCT04737941 clinical trial?

NCT04737941 is sponsored by Oulu University Hospital. The principal investigator is Toni Pihlaja, MD at Oulu University Hospital. The trial plans to enroll 248 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: July 2026  ·  Data Methodology