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Objective: This study was performed to compare the clinical outcomes of traditional three-dimensional (3D) printing technology and 3D printing mirror model technology in the treatment of isolated acetabular fractures.
Methods: Prospectively maintained databases were reviewed to retrospectively compare patients with an isolated acetabular fracture who were treated with traditional 3D printing technology (Group T) or 3D printing mirror model technology (Group M) from 2011 to 2017. In total, 146 advanced-age patients (146 hips) with an isolated acetabular fracture (Group T, n = 72; Group M, n = 74) were assessed for a mean follow-up period of 29 months (range, 24-34 months). The primary endpoint was the postoperative Harris hip score (HHS). The secondary endpoints were the operation time, intraoperative blood loss, fluoroscopy screening time, fracture reduction quality, and incidence of postoperative complications at the final follow-up.
Results: The HHS, operation time, intraoperative blood loss, fluoroscopy screening time, and incidence of postoperative complications were significantly different between the groups, with Group M showing superior clinical outcomes.
Conclusion: In patients with an isolated acetabular fracture, 3D printing mirror model technology might lead to more accurate and efficient treatment than traditional 3D printing technology.
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http://dx.doi.org/10.1177/0300060520924250 | DOI Listing |
Injury
August 2025
Orthopaedic surgery, Pelvis fracture and Arthroplasty Unit, Orthopaedic department, Kasr Alainy hospital, Cairo University, Cairo, Egypt.
Introduction: Acetabular fractures typically involve disruption of cortical columns or walls and are well-classified by Judet, Letournel, and AO/OTA systems. However, some injuries involve pure osteochondral impaction of the articular surface without cortical involvement, making them difficult to detect and unclassified by current systems. This study identifies and evaluates a rare, previously undescribed acetabular injury pattern-posterior dome osteochondral impaction without cortical fracture.
View Article and Find Full Text PDFSICOT J
August 2025
Orthopaedic Department, Lyon North University Hospital, Hôpital de La Croix Rousse, Hospices Civils de Lyon, 103 Grande Rue de la Croix Rousse, 69004 Lyon, France - Univ Lyon, Claude Bernard Lyon 1 University, IFST-TAR, LBMC UMR_T9406, 69622 Lyon, France - LIBM - EA 7424, Interuniversity Laboratory
Background: Acetabular reconstruction during revision total hip arthroplasty (THA) with major bone loss is a complex surgical challenge. The combination of custom-made (CM) acetabular components with cemented dual mobility (DM) cups may improve postoperative outcomes in this context. This study aims to assess the clinical, functional, and radiological results of this surgical approach.
View Article and Find Full Text PDFJBJS Essent Surg Tech
August 2025
Department of Orthopaedic Surgery, University of Pennsylvania, Philadelphia, Pennsylvania.
Background: Achieving adequate exposure can be difficult in cases of revision total hip arthroplasty (THA). Splitting the gluteus maximus muscle with use of a Kocher-Langenbeck approach is the most common technique when performing a posterior approach to the hip. However, superior exposure of the ilium is limited by the superior gluteal neurovascular bundle (SGB).
View Article and Find Full Text PDFJ Clin Orthop Trauma
November 2025
Department of Orthopedic Surgery, University of Alabama at Birmingham, Birmingham, AL, United States.
Many fixation options exist for the treatment of posterior wall fragments in acetabular fractures, however, there is a limited amount of comparative clinical studies. In current practice, the most common methods of fixation in posterior wall fractures include traditional buttress compression plating along with spring plates. Conversely, recent studies have been published showing the use of non-traditional implants that have been found to produce good clinical outcomes.
View Article and Find Full Text PDFJ Orthop Case Rep
August 2025
Department of Clinical Surgical Sciences, Orthopaedic Surgery Unit, Port of Spain General Hospital, Port of Spain, Trinidad.
Introduction: The predicted advantages of better survivorship and function from metal-on-metal (MoM) total hip arthroplasty (THA) systems introduced in the early 2000s did not materialise. Instead, national registry data indicated high failure rates, and these devices were quickly withdrawn from the market. With over 1 million MoM articulations implanted worldwide, there is a need for close follow-up and surveillance of the at-risk population.
View Article and Find Full Text PDF