Segmental fractures of the femur are technically difficult to manage by intramedullary nailing, the gold standard treatment. We specifically describe minimally invasive plate osteosynthesis (MIPO) without floating segment fixation for this particular fracture pattern. Twenty patients with segmental fractures of the femur were operated on by the MIPO technique. Data were collected on operative time, postoperative complications, union times, and clinical outcomes. The mean operative time was 63.5 minutes (range 50-90). There were no peri-operative complications. All fractures were united with a mean union time of 16.1 weeks (range 12-20). Regarding postoperative malalignment, limb shortening was demonstrated in 4 patients, valgus angulation in 2 and varus angulation in 3. One patient had a bent plate with 7°varus angulation. According to the Thoresen score, 13 were determined to be excellent values, 6 to be good and 1 to be fair. MIPO without floating segment fixation is a safe and effective alternative for segmental fractures of the femur especially in circumstances that are unsuitable or unfeasible for intramedullary nailing.
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http://dx.doi.org/10.52628/87.4.07 | DOI Listing |
Rev Bras Ortop (Sao Paulo)
November 2024
Departamento de Cirurgia Ortopédica, Fundación Clinica Shaio, Bogotá, Colômbia.
Floating elbow is a complex and rare entity caused by high-energy trauma. In this paper, we present the case of a patient who suffered a traffic accident with severe head trauma, floating elbow (humeral diaphyseal fracture, radial proximal diaphyseal fracture, and ulnar segmental fracture) and radial nerve injury. Fixations were made with a humeral plate and intramedullary rods in the forearm.
View Article and Find Full Text PDF3D Print Addit Manuf
December 2024
Key Laboratory of Intelligent Manufacturing Technology (Shantou University), Ministry of Education, Shantou, China.
Cutting tools with orderly arranged diamond grits using additive manufacturing show better sharpness and longer service life than traditional diamond tools. A retractable needle jig with vacuum negative pressure was used to absorb and place grits in an orderly arranged manner. However, needle hole wear after a long service time could not promise complete grit adsorption forever.
View Article and Find Full Text PDFInterdiscip Sci
December 2024
College of Mathematics and Systems Science, Shandong University of Science and Technology, Qingdao, 266590, China.
The imperative development of point-of-care diagnosis for accurate and rapid medical image segmentation, has become increasingly urgent in recent years. Although some pioneering work has applied complex modules to improve segmentation performance, resulting models are often heavy, which is not practical for the modern clinical setting of point-of-care diagnosis. To address these challenges, we propose UltraNet, a state-of-the-art lightweight model that achieves competitive performance in segmenting multiple parts of medical images with the lowest parameters and computational complexity.
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November 2024
General Surgery, Centro Hospitalar Barreiro Montijo, Barreiro, PRT.
An enteroatmospheric fistula (EAF) is one of the most feared complications of damage control laparotomy. Its management is highly challenging, often requiring multiple surgeries and prolonged hospitalization. It is a serious condition, and despite significant improvements in mortality rates due to advancements in intensive care, the rate remains substantial.
View Article and Find Full Text PDFQuant Imaging Med Surg
December 2024
Department of Orthopedics, Peking Union Medical College Hospital, Beijing, China.
Background: Fast and accurate automatic segmentation of polyps in colonoscopy plays a crucial role in the early diagnosis and treatment of colon cancer. However, the current polyp segmentation algorithms based on deep neural networks suffer from the problems of larger models and lower segmentation accuracy. Meanwhile, achieving accurate segmentation of polyps is to improve the diagnostic efficiency of doctors, and this need motivates us to develop a set of lightweight models so that it can be easily embedded in clinical devices to meet the requirements of practical applications.
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