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Wound retractor and wound healing in hip replacement surgery for hip arthritis

Compares wound healing and infection with or without a wound retractor in hip replacement.

Key facts

Who runs it
University of Miami
Where
Miami, United StatesSee the site
Trial code
Registry title
Alexis Retractor in Total Hip Arthroplasty
Status
Not yet recruiting
People taking part
202 people, planned
Starts
Dec 2026
Expected to end
Jan 2028
Type of study
Interventional, 2 groupsOne group gets an existing treatment, for comparison.
Treatments tested
  • Alexis wound retractor
  • Standard wound retractor
Record updated
5 February 2026

Who can take part

AI summary

From the trial's eligibility criteria. Machine-read from the registry text on this page, so it can be wrong. The registry text below and the trial team decide who can take part.

The trial is looking for adults having a first total hip replacement on one side through the front of the hip. It compares wound healing and infection with and without the Alexis wound retractor.

Age
18 Years and older
Sex
All sexes
Disease stage
Hip osteoarthritis or hip arthritis needing a first (primary) total hip replacement on one side, done by the direct anterior approach with a lengthwise cut.
Earlier treatment
No prior open surgery on the hip being operated. No prior total hip replacement on the other hip.

Main reasons for not taking part

  • Prior open surgery on the affected hip
  • Prior total hip replacement on the other hip
  • Allergy to the standard drugs used in the University of Miami hip replacement protocol
  • A strict medical reason not to receive those standard drugs

The registry criteria, word for word

Show all 5 criteriaShow less

Who can take part

  • Patients undergoing primary unilateral longitudinal direct anterior approach total hip arthroplasty
  • Patients undergoing primary total hip arthroplasty

Who cannot take part

  • Patients with history of prior open surgery on the affected hip
  • Patients with history of prior total hip arthroplasty on the contralateral hip
  • Patients with allergies or absolute contraindication to standardized drugs administered within the University of Miami protocol for total hip replacement

Where in United States

  • University of MiamiMiami, United StatesContact: Natalia Cruz, MDNot yet recruiting

About the trial

What the trial wants to find out

To determine if there is a difference in wound healing and surgical site infection (SSI) rates using the Alexis wound retractor vs. not using it in longitudinal direct anterior approach total hip arthroplasty.

The 2 groups in the trial

  • Alexis RetractorTreatment being tested

    Subjects in this arm will undergo surgery using the Alexis wound retractor.

    Treatment: Alexis wound retractor

  • Non-Alexis RetractorExisting treatment, for comparison

    Subjects in this arm will undergo surgery using a standard retractor that does not include the Alexis device.

    Treatment: Standard wound retractor

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?

Contact the study team: see the registry record → Contacts and Locations

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Data and sources

Registry record
Listed on ClinicalTrials.gov.
Official title
Wound Healing Outcomes With and Without the Alexis Wound Retractor in Direct Anterior Approach Total Hip Arthroplasty
Plain-language title
Wound retractor and wound healing in hip replacement surgery for hip arthritisGenerated from the registry record. The registry title is the official one.
AI summary
From the trial's eligibility criteria. Read by machine on 14 November 2026.
Record updated
5 February 2026