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Pelvic Osteotomy Of The Total Hip Replacement

Case Report: Treatment of Hip Instability After Total Hip Replacement With Pelvic Osteotomy Using A Modified Stoppa Approach

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT06209255
Enrollment
1
Registered
2024-01-17
Start date
2020-08-11
Completion date
2023-08-11
Last updated
2024-01-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Congenital Hip Dysplasia, Hip Osteoarthritis

Keywords

revision hip arthroplasty

Brief summary

This observational study aims to learn about the outcomes in the previously operated patient and whether pelvic bone rearrangement surgery was a success. The main question it aims to answer is: • Should the investigators perform pelvic rearrangement surgery on a patient if there's not enough bone stock to accomplish the exchange of the components? As the research started the participant was asked to attend outpatient clinics regularly and keep in touch. The investigators were able to observe the outcomes and closely explore probable risks for failure.

Detailed description

A 56-year-old female patient had a hip operation one year previously and experienced her first dislocation two months postoperatively. The patient underwent closed reduction three times. The patient presented to us due to a fourth hip dislocation that had occurred one month previously. Hip X-ray images revealed acetabular component malposition, with an 80-degree inclination and 20 degrees of cup anteversion with a posterior hip dislocation. The investigators treated the patient via pelvic osteotomy, using a modified Stoppa approach to reduce acetabular inclination. The patient had no dislocation at the 2-year follow-up. At the last follow-up, the Harris Hip Score was 85.

Interventions

PROCEDUREPelvic Osteotomy - Ganz Procedure

Ischial osteotomy was performed on the pubic arch; this was followed by iliac osteotomy, performed using Schanz screws in the iliac wing. The osteotomized acetabulum was overturned, and inclination was reduced.

Sponsors

Van Bölge Eğitim ve Araştırma Hastanesi
Lead SponsorOTHER_GOV

Study design

Observational model
CASE_ONLY
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

* Previously Replaced Total Hip * Minimum 1-year follow-up * 18-45 years, both sexes * otherwise healthy

Exclusion criteria

* Any debilitating disorder * Neurological or genetic disorders * Pediatric or geriatric age

Design outcomes

Primary

MeasureTime frameDescription
Harris Hip Score3 yearsHigher scores, the better.

Secondary

MeasureTime frameDescription
Visual Analogue Score3 yearsLower the scores, the better.

Countries

Turkey (Türkiye)

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026