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Cartilage repair registry halted: what we can learn from early data

NCT ID NCT04301258

Knowledge-focused Sponsor: AlloSource Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 Results may not be published yet.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 This study
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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This registry aimed to collect long-term outcomes from 48 people who had cartilage repair surgery using ProChondrix CR in the knee, ankle, foot, or hip. The study was terminated early, so only limited information is available. No direct treatment was given—it was purely observational.

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.

Participants

48 people

The number who actually took part.

Started

Jan 2020

Finished

Sep 2023

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

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

Who is studied

Patients, who diagnosed by their treating physician, have a cartilage defect in the knee, ankle, foot or hip that requires surgical intervention utilizing ProChondrix CR.

Ages

Children (under 18), adults (18 to 64) and older adults (65 and over)

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: * Diagnosed by physician to have a cartilage defect in the knee, ankle, foot or hip that requires surgical intervention; * Will be having, or has had, a cartilage repair procedure using ProChondrix CR; * Has the ability to understand the requirements of the registry, to provide written informed consent and to comply with the registry protocol; Exclusion Criteria: • Is a ward of the state, prisoner, or transient.

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Conditions

The condition(s) this trial relates to.

articular cartilage disorder

As listed by the trial registrant

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

Cartilage damage Cartilage injury

Contacts and locations

Locations

  • Beacon Orthopaedics & Sports Medicine

    Cincinnati, Ohio, 45247, United States

  • CAO Research Foundation

    Washington D.C., District of Columbia, 20037, United States

  • Rocky Mountain Foot and Ankle Center

    Wheat Ridge, Colorado, 80033, United States

  • University of Kentucky Research Foundation

    Lexington, Kentucky, 40506, United States

  • University of Southern Alabama

    Mobile, Alabama, 36604, United States

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