Background: Metastatic cancer is the most common malignant disease of the skeletal system. Traditionally, conventional fractionated external beam radiotherapy has been the treatment of choice. Recently, minimally invasive surgical techniques (MISS) have been added to the therapeutic armamentarium. The purpose of our study was to assess the effectiveness and safety of Radiofrequency Heat Ablation and Vertebroplasty in the treatment of neoplastic Vertebral Compressive Fractures (VCF). The aim of radiofrequency heat ablation is to destroy the tumor tissue before stabilizing the vertebra through the intrasomatic injection of cement.
Patients And Methods: We treated patients with unremitting pain over spine, in absence of symptomatic spinal cord or roots compression and refractory to conventional therapeutic options such as radiation therapy, chemotherapy, surgery and use of analgesics.
Results: The method demonstrated swift pain relief associated with an evident augmentation in the weight-bearing resistance.
Conclusion: The association of Radiofrequency Heat Ablation and Vertebroplasty is an effective, simple and safe treatment of vertebral collapse consequent to metastases.
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Sensors (Basel)
January 2025
Department of Mechanical Engineering, Politecnico di Milano, Via Giuseppe La Masa 1, 20156 Milan, Italy.
Radiofrequency ablation (RFA) is a minimally invasive procedure that utilizes localized heat to treat tumors by inducing localized tissue thermal damage. The present study aimed to evaluate the temperature evolution and spatial distribution, ablation size, and reproducibility of ablation zones in ex vivo liver, kidney, and lung using a commercial device, i.e.
View Article and Find Full Text PDFMicromachines (Basel)
December 2024
Department of Chemical and Biological Engineering, Illinois Institute of Technology, Chicago, IL 60616, USA.
The effect of residual stress or heat on ferroelectrics used to convert photons into electricity was investigated. The data analysis reveals that when the PET-PZT piezoelectric transducer is UV-irradiated with a 405 nm wavelength, it becomes a photon-heat-stress electric energy converter and capacitator. Our objective was to evaluate the PET-PZT photon-heat-stress electric energy conversion performance and the role of the light's wavelength and intensity.
View Article and Find Full Text PDFExpert Rev Med Devices
January 2025
Cardiac Electrophysiology, NorthShore University Health System, Evanston, IL, USA.
Introduction: Proactive esophageal cooling reduces injury during radiofrequency (RF) ablation of the left atrium (LA) for the treatment of atrial fibrillation (AF). New catheters are capable of higher wattage settings up to 90 W (very high-power short duration, vHPSD) for 4 s. Varying power and duration, however, does not eliminate the risk of thermal injury.
View Article and Find Full Text PDFOpen Life Sci
December 2024
School infirmary, Fudan University, Shanghai, 200433, China.
Both irreversible electroporation (IRE) and radiofrequency ablation (RFA) are viable ablation methods for localized treatment of liver tumors. We conducted a meta-analysis to access the efficacy and safety of IRE and RFA in liver cancer treatment. Clinical studies on IRE and RFA for the treatment of liver cancer were collected from PubMed and CNKI until June 2023.
View Article and Find Full Text PDFWorld J Surg Oncol
December 2024
Hepatobiliary and Pancreatic Intervention Center, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang, China.
Background: At present, the main clinical application of local ablation therapy, such as radiofrequency ablation (RFA), is to heat the tissue to a certain temperature. However, high temperature will cause thermal damage. Irreversible electroporation (IRE) is a novel minimally invasive local ablation technology for tumors.
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