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Completed

NCT Number: NCT02921750

Investigation to Evaluate the Efficacy and Safety of Exufiber Versus Aquacel Extra in Moderately or Strongly Exuding Venous and Mixed Ulcers of Predominantly Venous Origin

The investigation is designed as an open, randomized, non-inferiority, multi-centre investigation.

212 evaluable subjects will be randomised. Subjects to be included will suffer from an exuding venous or mixed ulcer of predominantly venous origin. Subjects will either be randomized to Exufiber®Gelling Fibre Dressing or Aquacel®Extra Hydrofiber® Dressing with Strengthening Fibre using, centralized randomization

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

St. Ann University Hospital Dep of Dermatovenereology, Brno, Czechia

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About this study

Visits are planned for baseline followed by 1, 2, 3, 4 and 6 weeks post treatment. The sub-group of at least 50 subjects will also be followed at week 8, 12, 16, 20, and 24 post treatment or until wound is healed if earlier.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Provision of informed consent i.e. subject must be able to understand and sign the Patient Information and Consent Form
  • Both gender ≥18 years old
  • Ulcer moderately or strongly exudative justifying the use of an absorbent dressing
  • (History of compression at least two weeks before inclusion) Deleted in Am.2
  • (Wound covered with slough ≥70%) Deleted in Am.4
  • 0.7≤ABPI<1.3
  • Ulcer duration 6 weeks to 60 months
  • Ulcer size 3 cm2-100 cm2
  • Target ulcer at least 3 cm away from any other lesion

Exclusion criteria

  • Known allergy/hypersensitivity to the dressings
  • Pregnant or breastfeeding
  • Circumferential wounds (the entire wound should be able to be captured on a single image/photo)
  • Subjects who will have problems following the protocol
  • Subjects included in other ongoing clinical investigation evaluating wound dressings at present or during the past 30 days
  • Patient with a systemic infection not controlled by suitable antibiotic treatment
  • Clinically infected wound according to the judgement of the investigator (heat, pain, swelling, redness or purulent secretion)
  • Wound covered with black necrosis
  • Dry wounds
  • Malignant wound degeneration
  • Current treatment with radiotherapy, chemotherapy, immunosuppressant drugs or high doses of oral corticosteroids if any
  • Subject with deep vein thrombosis within 3 months prior to inclusion

Treatment and study plan

Exufiber Gelling Fibre Dressing

Device

Gelling fibre dressing

Aquacel Extra Hydrofiber® Dressing with Strengthening Fibre

Device

Hydrofiber® Dressing with Strengthening Fibre

Primary outcomes

  1. Wound Area Change (%)

    Time frame: 6 weeks

    The primary endpoint was to measure relative reduction of wound area (%) from baseline to end of investigation (up to 6 weeks measured by the validated system PictZar on the photos taken after debridement at week 0, week 4, and week 6 (or final visit if healed earlier)

Secondary outcomes

  1. Wound Area Change (cm2)

    Time frame: 6 weeks

    The secondary endpoint was to measure relative reduction of wound area (cm2) from baseline to end of investigation (up to 6 weeks measured by the validated system PictZar on the photos taken after debridement at week 0, week 4, and week 6 (or final visit if healed earlier)

  2. Linear Advance of Wound Margin

    Time frame: 6 weeks

    Linear advance of the wound margin according to Gilman's formula (G= [(A0-An) / ((P0+Pn) / 2)] / Time) was calculated and evaluated using the validated system PictZar on the photos taken after debridement. The values represent wound margin advanced inwards over time (i.e., reduction in perimeter) presented in cm/day.

  3. Pain During Debridement

    Time frame: 6 weeks

    Pain was reported by patients and measured by Visual Analogue Scale (VAS) 0-100mm, where 0=is no pain, 100=is worst pain ever.

  4. Pain at Dressing Removal

    Time frame: 6 weeks

    Pain was reported by patients and measured by Visual Analogue Scale (VAS) 0-100mm, where 0=is no pain, 100=is worst pain ever.

  5. Percentage of Clinicians of Opinion 'Very Good' for Dressing Features

    Time frame: 6 weeks

    Clinician reported outcomed by means a questionnaire was used to capture opinions related to the two dressing types. Reply alternatives varied between very poor, poor, good, very good. Results reported as 'very good' are presented as a percentage based on all follow-up visits aggregated.

  6. Percentage of Clinicians of Opinion 'Does Not Adhere' Related to Dressing Features

    Time frame: 6 weeks

    Clinician reported outcomed by means a questionnaire was used to capture opinions related to the two dressing types. Reply alternatives varied between does not adhere, adhere a little, adhere a lot. Results reported as 'does not adhere' are presented as a percentage based on all follow-up visits aggregated.

Other outcomes

  1. Percentage of Participants With Healed Wounds

    Time frame: from baseline to 24 weeks

    Wound healing assessments were based on blind independent clinical review of photos.

Sponsors and collaborators

Lead sponsor

Molnlycke Health Care AB

Industry

Registry information

Official study title

A Randomised Multi-centre Non-inferiority Investigation to Evaluate the Efficacy and Safety of Exufiber Versus Aquacel Extra in Moderately or Strongly Exuding Venous and Mixed Ulcers of Predominantly Venous Origin

Acronym: PD-497314

Important dates

Study start
2016
Primary completion
2019
Study completion
2019
First posted
Oct 3, 2016
Registry last updated
Nov 2, 2020

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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