18 June 2022 : Review article
Narrative Review of the Mechanism of Hip Prosthesis Dislocation and Methods to Reduce the Risk of Dislocation
Maciej Kostewicz1ABEF*, Grzegorz Szczęsny
1AEF, Wiesław Tomaszewski2E, Paweł Małdyk1E
DOI: 10.12659/MSM.935665
Med Sci Monit 2022; 28:e935665
Background
Mechanisms of Dislocation
Positioning of the Acetabulum
Muscular Disorders Favoring Dislocations
Inappropriate Positioning of the Stem
Impact of Stiffness of the Lumbar Spine
Patient-Dependent Factors that Predispose to THA Dislocation
Factors Preventing Hip Prosthesis Dislocation
Outcomes of Hip Prosthesis Dislocation
Preoperative Planning
Conclusions
References
Figure 1 (A, B) Schematic presentation of the net force of the main muscle groups (gluteal (1), iliopsoas (2), adductors (3) and represented together piriformis, quadrature femoris, both obturatory and both gemmeli (4)) acting over the proximal femur. Anteroposterior (A) and lateral (B) views.