نتایج جستجو برای: hifu lesion detection
تعداد نتایج: 657209 فیلتر نتایج به سال:
BACKGROUND HIFU has been shown to be a more suitable alternative for the treatment of primary solid tumors and metastatic diseases than other focal heat ablation techniques due to its noninvasive and extracorporeal nature. However, similar to other focal heat ablation techniques, HIFU is still in need of refinements due to tumor recurrence. METHODS In this work, we investigated the effectiven...
Two devices are currently available for the treatment of prostate cancer with HIFU: Sonablate® and Ablatherm®. The outcomes achieved for primary-care patient are very promissing with mid- and long-term progression-free survival rates around 70%, negative postoperative prostate biopsies almost 85%, and an excellent morbidity profile. Moreover, HIFU has a considerable potential for local recurren...
High-intensity focused ultrasound (HIFU) ablation is a safe and effective minimally invasive option for treating uterine fibromas, but it can cause complications such as abdominal wall defects. Reconstruction of defects be challenging, latissimus dorsi musculocutaneous free flap used to restore the integrity myofascial layer provide external cutaneous coverage. Herein, we present case report 37...
conclusions some of the noninvasive body contouring devices in animal and human studies such as cryolipolysis, rf, lllt and hifu showed statistical significant effects on body contouring, removing unwanted fat and cellulite in some body areas. however, the clinical effects are mild to moderate, for example 2 - 4 cm circumference reduction as a sign of subcutaneous fat reduction during total tre...
Objective: High Intensity Focused Ultrasound (HIFU) has been shown capable of ablating soft tissues in vitro and in vivo. However, mainly due to the lack of knowledge of the exerted radiation force in tissue, mechanical characterization of ablated tissues, particularly at very high HIFU powers, remains largely understudied. This study aims at quantifying the canine liver tissue viscoelastic pro...
High-intensity focused ultrasound ablation increases lymphocyte infiltration in mouse prostate tumor
Abstract Introduction and Objective: High-Intensity Focused Ultrasound (HIFU) is an FDA-approved procedure for the treatment of localized prostate cancer. HIFU destroys tumor tissue by noninvasively delivering ultrasonic energy, which rapidly heats targeted tissue. Prostate cancer has few tumor-infiltrating lymphocytes, are required antitumor immunity. The objective this study was to determine ...
HIFU is used in the treatment of cancer (prostate, breast) and uterine fibroma but not yet in TNs. This case report describes the first successful ablation of a toxic TN with HIFU. TSH and radioiodine scan normalization were achieved without complications and maintained for 18 months. HIFU treatment is a minimally invasive technique that may be an effective safe alternative to radioiodine or su...
The purpose of this study was to determine whether high-intensity focused ultrasound (HIFU) is an effective treatment for pancreatic cancer in an athymic nude mouse model. Female athymic nude mice (n=44) were inoculated subcutaneously with 5-7×10(6) SW1990 human pancreatic cancer cells. Thirty-six animals developed tumours and were randomly divided into three groups: HIFU (n=18), sham treatment...
BACKGROUND High-intensity focused ultrasound (HIFU) is a promising, non-invasive technique in treating benign thyroid nodules (TNs). The aim of this study was to evaluate the efficacy of HIFU to induce clinically meaningful shrinkage in benign predominantly solid TNs and to identify variables that influence or predict the magnitude of TN volume reduction. METHODS For each of ten subjects, HIF...
BACKGROUND Varicose veins and other vascular abnormalities are common clinical entities. Treatment options include vein stripping, sclerotherapy, and endovenous laser treatment, but all involve some degree of invasive intervention. The purpose of this study was to determine ex vivo the effectiveness of a novel hand-held, battery-operated, high-intensity focused ultrasound (HIFU) device for tran...
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