Post-traumatic osteoarthritis (PTOA) develops as a result of traumatic loading that causes tears of the soft tissues in the knee. A modified transection model, where the anterior cruciate ligament (ACL) and both menisci were transected, was used on skeletally mature Flemish Giant rabbits. Gross morphological assessments, elastic moduli, and glycosaminoglycan (GAG) coverage of the menisci were determined to quantify the amount of tissue damage 12 weeks post injury. This study is one of the first to monitor meniscal changes after inducing combined meniscal and ACL transections. A decrease in elastic moduli as well as a decrease in GAG coverage was seen.
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http://dx.doi.org/10.1115/1.4027468 | DOI Listing |
Purpose: This study aimed to compare the return to sports, return to competition, Tegner score and anterior cruciate ligament-return to sports injury (ACL-RSI) scores between patients who underwent ACL reconstruction (ACLR) combined with anterolateral ligament reconstruction (ALLR) and those who underwent ACLR alone.
Methods: Two independent reviewers conducted a literature search in PubMed (MEDLINE), EMBASE, Google Scholar and the Cochrane Library in July 2024, followed by data extraction and quality assessment. This study followed the Preferred Reporting Items for Systematic Reviews and meta-analysis guidelines.
Orthop J Sports Med
January 2025
Department of Orthopaedics & Traumatology, School of Clinical Medicine, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong SAR.
Background: The incidence of anterior cruciate ligament reconstruction (ACLR) graft failure is inversely related to the diameter of the ACLR graft. When the diameter of a 4-stranded hamstring tendon graft with a doubled semitendinosus and doubled gracilis tendon (ST×2 + G×2) configuration is <8 mm, the gracilis tendon is often thin.
Hypothesis: (1) The diameter of the doubled semitendinosus tendon (ST×2) alone would be able to predict the probability of a 4-stranded ACLR graft having a diameter of ≥8 mm, and (2) there would be a specific cutoff value for the ST×2 diameter such that the addition of a doubled gracilis tendon (G×2) will not result in a 4-stranded graft with a ≥8-mm diameter.
Am J Sports Med
January 2025
Department of Orthopaedic Surgery, University of Cincinnati, Cincinnati, Ohio, USA.
Background: The use of quadriceps tendon (QT) autograft for anterior cruciate ligament (ACL) reconstruction has been increasing since 2014. Studies have shown that QT is comparable to hamstring tendon (HT) and bone-patellar tendon-bone (BTB) autografts in terms of outcomes, although QT autograft has lower rates of donor site morbidity. Systematic reviews and meta-analyses have been previously conducted on this topic, although none have focused solely on data of patients at least 5 years out from surgery.
View Article and Find Full Text PDFBMC Musculoskelet Disord
January 2025
Department of Sports Medicine, Peking University Third Hospital, Institute of Sports Medicine of Peking University, Beijing, China.
Background: Patients with simultaneous ruptures of the patellar tendon (PT) and anterior cruciate ligament (ACL) underwent PT repair and ACL reconstruction in a single or staged surgery. However, due to the limited cases, the design of previous studies was mostly case report with varying conclusions regarding recommended surgical strategy selection, the optimal surgical strategy remains a subject of debate.
Methods: We conducted a retrospective case series and literature review, including 10 cases from local institution and 27 cases from 17 studies.
Acta Ortop Mex
January 2025
Unidad de Investigación. Clínica INDISA. Santiago, Chile.
Introduction: therapeutic equivalence has been established in the effectiveness of peripheral nerve blocks in the management of pain in the postoperative period of anterior cruciate ligament reconstruction. However, it is unknown whether this effect is modulated by the anesthesiologist's experience. The objective was to describe the effectiveness of peripheral nerve blocks during the first 24 hours of the postoperative period, considering patient characteristics and the anesthesiologist's experience.
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