A comprehensive approach to arthroscopic hip preservation in patients whose pathology includes cartilage defects may include microfracture; microfracture has been shown to have long-lasting positive effects in most patients treated for femoroacetabular impingement plus full-thickness chondral pathology. Although modern cartilage treatment alternatives such as autologous chondrocyte implantation, autologous matrix-induced chondrogenesis scaffolds, allograft or autograft particulate cartilage graft, and others have been described for the treatment of high-degree cartilage acetabular lesions, microfracture remains a foundational tool in cartilage restoration procedures. That said, when determining outcome, comorbidity must be considered, and, moreover, it is difficult to determine whether outcomes are only attributable to the microfracture versus concomitant procedures or changes in postoperative activity of operated patients.
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http://dx.doi.org/10.1016/j.arthro.2023.01.011 | DOI Listing |
J Clin Orthop Trauma
March 2025
Department of Orthopaedic Surgery, Sengkang General Hospital, Singapore.
Cartilage repair remains a significant challenge due to the tissue's limited innate regenerative capacity. Despite advances in techniques such as microfracture, autologous chondrocyte implantation (ACI), and osteochondral grafting, long-term outcomes are often compromised by complications, including suboptimal tissue integration, graft resorption, and mechanical instability. Recently, biologically augmented scaffold-based cartilage repair has emerged as a promising approach for full-thickness osteochondral lesions.
View Article and Find Full Text PDFCartilage
January 2025
High-Field MR Centre, Department of Biomedical Imaging and Image-Guided Therapy, Medical University of Vienna, Vienna, Austria.
Objective: The objective of this study was to assess the maturation of matrix-associated autologous chondrocyte transplantation (MACT) grafts up to 2 years after the surgery using gray-level co-occurrence matrix (GLCM) texture analysis of quantitative T maps, compare the results with the microfracturing technique (MFX) control group, and relate these results to the morphological MOCART 2.0 score.
Design: A subcohort of 37 patients from prospective, multi-center study underwent examination on a 3T MR scanner, including a T mapping sequence at 3, 12, and 24 months after surgery.
Materials (Basel)
January 2025
Department of Petroleum and Energy Engineering, The American University in Cairo, New Cairo 11835, Egypt.
As hydraulic fracturing becomes increasingly prevalent in the oil and gas industry, there is a growing need to develop more cost-effective and sustainable technologies, particularly concerning the materials used. Proppants play a vital role in hydraulic fracturing by ensuring that fractures remain conductive and can withstand the pressure exerted by the surrounding strata. One key parameter for evaluating proppants is their compressive strength, especially under harsh environmental conditions.
View Article and Find Full Text PDFJ Orthop Surg Res
January 2025
Department of Orthopedics, Shuang Ho Hospital, Taipei Medical University, 291, Zhongzheng Rd, Zhonghe Dist, New Taipei City, 23561, Taiwan.
Background: Full-thickness cartilage defects have a significant impact on the function of joints in young adults, and the treatment of cartilage defects has been a challenge, as cartilage tissue is an avascular tissue. This study aimed to compare the clinical and radiological outcomes of Biphasic Cartilage Repair Implant (BiCRI) and microfracture treatments for knee cartilage defects.
Methods: This randomized controlled clinical trial enrolled patients with symptomatic knee chondral lesions smaller than 3 cm.
ACS Omega
January 2025
Hubei Key Laboratory of Petroleum Geochemistry and Environment, College of Resources and Environment, Yangtze University, Wuhan 430100, China.
Recently, significant breakthroughs have been made in the exploration of shale gas in the Lower Cambrian black shale of the Sichuan Basin, indicating a promising commercial extraction potential. However, there remains considerable controversy regarding the pore structural characteristics for this shale formation, especially in the deep-water region. To address this, this paper focused on core samples from two shale gas wells (Xa1 and Xb1) located in the slope-basin facies zone during the Early Cambrian.
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