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Algae-Powered bandage could speed up wound healing

NCT ID NCT07157657

Disease control Sponsor: Pontificia Universidad Catolica de Chile Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study tests whether adding live microalgae to a standard skin-regeneration scaffold helps deep wounds heal faster and with fewer infections. Twenty adults with full-thickness skin wounds will receive both the standard scaffold and the algae-enhanced version on different parts of their wound. Researchers will compare how quickly each area forms healthy tissue and track infection rates over time.

What this could mean

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

Active substance
photosynthetic microalgae (Chlorella vulgaris) embedded in a dermal regeneration matrix
What this could lead to
If it works, this could lead to faster wound healing and fewer infections for people with deep skin wounds, reducing the need for multiple surgeries.
What could go wrong
This is a small early-phase trial with only 20 people, so results may not apply to everyone. The algae are live and require special light dressings, which could complicate use or cause unexpected reactions.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 2

Tests whether the treatment actually works, and watches for side effects, in a larger group.

Participants

About 20 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jun 2025

Expected to finish

May 2028

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: Patients covered by social insurance law or under the "Complementary Service Sales" (VSC) program, aged 18 years or older. * Presence of full-thickness skin wounds. * Wounds with homogeneous granulation tissue. * Wound size between 25 cm² and 200 cm². * Signed informed consent to participate in the study. Exclusion Criteria: * History of a psychiatric disorder that may impair decision-making or adherence to treatment. * Presence of an acute medical condition unrelated to the wound at the time of enrollment. * Wound with exposed bone, tendon, or major blood vessels. * Psychosocial conditions that may hinder adherence to the study protocol.

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Conditions

The condition(s) this trial relates to.

chronic ulcer of skin injury

As listed by the trial registrant

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

Acute full-thickness skin wound Cronic full-thinkness skin wound

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Hospital del Trabajador

    RECRUITING

    Santiago, RM, 7501239, Chile