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Snap to it: photos may boost knee replacement recovery

NCT ID NCT07223359

Symptom relief Sponsor: Loyola University 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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether showing people a photo of their new knee right after surgery helps them regain movement faster. 59 adults having knee replacement were randomly assigned to get a photo or not. Researchers measured knee bending at 6 weeks to see if the photo group did better.

What this could mean

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

Active substance
photographic evidence of knee range of motion
What this could lead to
If it works, this simple, low-cost approach could help people recover knee movement more quickly after replacement surgery.
What could go wrong
This is a small, completed trial with only 59 participants, so results may not apply to everyone. The benefit, if any, is likely modest.

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

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

59 people

The number who actually took part.

Started

Jan 2020

Finished

Dec 2021

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

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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: * Adults aged 18 years or older * Scheduled to undergo primary unilateral total knee arthroplasty (TKA) at one of the investigators' participating institutions * Able to understand study procedures and comply with follow-up requirements * Able to read and complete questionnaires in English * Willing and able to provide informed consent prior to participation Exclusion Criteria: * Undergoing revision TKA * History of prior surgery or fracture involving the operative knee * Preoperative knee flexion contracture \>10 degrees * Patients with non-elective or trauma-related indications for knee replacement * Inability or unwillingness to provide informed consent

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Conditions

The condition(s) this trial relates to.

osteoarthritis osteoarthritis, knee

As listed by the trial registrant

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

Osteoarthritis (OA) of the knee

Contacts and locations

Locations

  • Gottlieb Memorial Hospital

    Melrose Park, Illinois, 60160, United States

  • Loyola University Medical Center

    Maywood, Illinois, 60153, United States

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