Ultrasound-Guided Percutaneous Needle Tenotomy (PNT) vs Percutaneous Ultrasonic Needle Tenotomy (PUT) for Gluteal Tendinosis

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-75
SponsorUniversity of Colorado, Denver

About this trial

The goal of this study is to determine if a newer tenotomy technique utilizing an ultrasound needle is more effective than the traditional tenotomy technique utilizing a simple hypodermic needle for gluteal tendinosis. The main questions it aims to answer are:

1. Is pain from the gluteal tendinosis improved with either technique, and, if so, is there a difference in the improvement between techniques? 2. Is there an improvement in function for gluteal tendinosis, and, if so, is there a difference between techniques?

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Diagnosis of gluteal (medius and/or minimus) tendinosis confirmed clinically and with ultrasonography or MRI

Failure to improve after 3 months of nonoperative treatment

Symptoms present for longer than 3 months

Disqualifiers

Patients with concomitant injuries or pain

Full thickness tears of the affected tendon

Prior corticosteroid injection of the affected tendon within the last 3 months

Prior PNT of the affected tendon

Trial design

Design model

Parallel

Treatments tested in this trial

  • Percutaneous needle tenotomy (PNT)

    Procedure/Surgery

    Utilization of a traditional tenotomy technique (PNT) to treat gluteal tendinosis

  • Percutaneous ultrasonic tenotomy (PUT, Tenex Device)

    Device

    Utilization of ultrasonic tenotomy technique (PUT) to treat gluteal tendinosis

Treatment groups

110 Participants
are divided into 2 treatment groups
Group A: Percutaneous needle tenotomy (PNT)Active comparator 1 intervention
Group B: Percutaneous ultrasonic tenotomy (PUT, Tenex device)Active comparator 1 intervention

Trial outcomes

Primary outcomes

1

Change from baseline in pain, as measured by the Visual Analog Scale (VAS)

The VAS measures the severity of pain. Scores range from 0 to 100 mm line with 0 representing no pain and 100 representing the worst pain imaginable.

Time frame
Baseline and 2 weeks, 6 weeks, 3 months, and 4 months post-procedure.

Secondary outcomes

1

Change from baseline in physical function, as measured by the Patient-Reported Outcomes Measurement Information System (PROMIS) physical function grading scale for activities of daily living (ADLs)

The PROMIS physical function score is a standardized measure of how a person's physical abilities affect their daily life. It is a T-score with a population average of 50 and a standard deviation of 10 with scores above 50 indicating above-average daily function and below 50 indicating below-average physical function. The range of scores is from 20 to 80.

Time frame
Baseline and 2 weeks, 6 weeks, 3 months, and 4 months post-procedure.

Other outcomes

Sponsors and contacts

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