Comparing two types of cementless femoral stems in hip replacement surgery

Comparison of Clinical Results of Two Cementless Femoral Stem

Chang Gung Memorial Hospital · NCT04501185

This study is testing whether two different types of cementless hip replacement stems can help patients recover better and feel less pain after surgery.

Quick facts

Study typeObservational
Enrollment60 (estimated)
Ages20 Years and up
SexAll
SponsorChang Gung Memorial Hospital (other)
Locations1 site (Taoyuan City)
Trial IDNCT04501185 on ClinicalTrials.gov

What this trial studies

This study evaluates the clinical outcomes of two cementless femoral stems, the UTS Stem and the UTF-reduced Stem, used in total hip arthroplasty. The focus is on how these designs affect stress shielding and overall hip function post-surgery. A total of 60 patients will be recruited, with 30 receiving each type of stem, and their outcomes will be assessed using various clinical measures, including pain scores and hip function assessments. The goal is to determine if both stems provide equally effective results in terms of radiologic outcomes and clinical performance.

Who should consider this trial

Good fit: Ideal candidates are patients undergoing total hip arthroplasty for the first time with either the UTS or UTF-reduced femoral stem.

Not a fit: Patients with prior hip replacement surgeries or those unable to participate in follow-up assessments may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved long-term outcomes for patients undergoing hip replacement surgery.

How similar studies have performed: Previous studies have shown promising results with similar cementless femoral stem designs, indicating potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Patients who receive total hip arthroplasty with either a UTS femoral stem or a UTF-reduced femoral stem after June, 2020
2. Patients who have not received total hip arthroplasty in the past

Exclusion Criteria:

1. Patients who are unable or unwilling to return for follow-up
2. Patients who suffer from mental disorders

Where this trial is running

Taoyuan City

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Osteoarthritis, Hip, total hip arthroplasty, total hip replacement, femoral stem

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.