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Phone app aims to speed recovery after hip, knee, and spine surgery

NCT ID NCT06407427

Symptom relief Sponsor: Yale University 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Aug 06, 2026 · Updated 5 times

Summary

This study tests whether a mobile app can help patients do simple in-bed exercises after orthopedic surgery for spine, hip, or knee problems. About 100 participants will use the app or receive usual care. Researchers will measure how well patients recover their ability to move and perform daily activities, and how satisfied they are with their care.

What this could mean

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

Active substance
mobile application for in-bed conditioning exercises
What this could lead to
If it works, this could provide a simple, low-cost way to help patients recover faster after hip, knee, or spine surgery.
What could go wrong
This is a small, early-stage study with only 100 participants, so results may not apply to everyone. The app's benefit over usual care is uncertain.

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

About 100 people

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

Started

Jul 2025

Expected to finish

Dec 2026

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

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: * Provision of signed and dated informed consent form * Stated willingness to comply with all study procedures and availability for the duration of the study * English reading/speaking * Are status post low-energy hip fracture, total knee/hip arthroplasty, or single to multilevel spinal fusion without paralysis * Must be able bodied enough to participate in a mobile app tool for physical therapy * Agreement to adhere to Lifestyle Considerations (see section 5.3) throughout study duration\] Exclusion Criteria: * Severe cognitive impairment: Not alert and oriented to person, place, time, and reason for being the hospital; and unable to follow 2 step commands * Severe physical impairment: * Neurologic paralysis * Polytraumas with restrictions incompatible with anti-gravity exercises * Knee immobilization, bed rest * Unstable medical conditions: * On ventilatory support * Utilizing high degrees of oxygen support (continuous BiPAP, high flow nasal cannula, nonrebreather mask, aerosol mask \>3L/min) * Hemodynamic instability requiring pressor medication support (can include those on pressors for elevated mean arterial pressure goals (MAPs)) * Neurologically instable with strokes, hemorrhages, increased intracranial pressures * Open wounds or surgical incisions * Tenuous closed wounds requiring immobilization or bending restrictions * Open wounds that are either packed/dressed or dressed with a wound vacuum * Surgical wounds that are draining fluid or purulence * Vulnerable populations * Incarcerated individuals * Patients without access to a mobile phone with iOS capability

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Conditions

The condition(s) this trial relates to.

hip fracture osteoarthritis, hip osteoarthritis, knee spondylosis

As listed by the trial registrant

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

Hip arthritis Hip fractures Knee osteoarthritis Spine degeneration

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

  • Yale New Haven Hospital Saint Raphael's Campus

    RECRUITING

    New Haven, Connecticut, 06510, United States

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