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Iatrogenic Intraprosthetic Dislocation of Dual Mobility Cup. Case Study
Kamil Kurczyński1, Artur Pepłoński1, Piotr Cieślik1
1Klinka Traumatologii i Ortopedii, Wojskowy Instytut Medyczny, Warszawa / Department of Musculoskeletal Traumatology and Orthopaedics, Military Medical Institute, Warsaw, Poland.
Ortopedia, Traumatologia, Rehabilitacja
|March 12, 2021
Summary
Intra-prosthetic dislocation of dual-mobile acetabular cups is a rare complication, often due to polyethylene liner wear or during reduction. Immediate recognition is crucial to prevent adverse outcomes.
Area of Science:
- Orthopaedic surgery
- Biomaterials science
Background:
- Dual-mobile acetabular cups are used in hip replacements.
- Intra-prosthetic dislocation is a rare but serious complication.
- Wear of the polyethylene liner is a common cause.
Purpose of the Study:
- To report the first case of iatrogenic intra-prosthetic dislocation of a dual-mobile acetabular cup.
- To describe the management of this specific case.
- To provide treatment suggestions for similar dislocations.
Main Methods:
- Case report presentation.
- Review of clinical management and outcomes.
- Discussion of treatment strategies for dual-mobile acetabular cup dislocations.
Main Results:
- The study presents the first documented case of iatrogenic intra-prosthetic dislocation.
- Details the successful management of the presented case.
- Offers insights into managing this rare complication.
Conclusions:
- Iatrogenic intra-prosthetic dislocation is a critical complication requiring prompt recognition.
- Effective management strategies are essential for optimal patient outcomes.
- This case highlights the importance of careful surgical technique and post-reduction assessment.

