نتایج جستجو برای: ultrasound safety

تعداد نتایج: 368377  

2012
James Rippey

In this issue of the journal Rudas publishes a review describing the utility and efficacy of ultrasound when used to guide the performance of percutaneous tracheostomy placement. An Australasian Society for Ultrasound in Medicine (ASUM) grant funded research completed by the same authors, and presented at the recent 2012 ASUM meeting in Sydney. This demonstrated that ultrasound improves first-p...

2012
E. H. Agba

The average acoustic power and intensity levels from diagnostic ultrasound machines at five major Hospitals in Benue State were measured using ultrasound power meter UPM-DT-10AV. The ultrasound machine at Christian Hospital Mkar, Immaculate Conception Hospital Makurdi, Federal Medical centre Makurdi, Myom Hospital Gboko and Lobi Specialist Hospital Makurdi were used for the research work. The u...

2015
Aliona Nacu Christopher E. Kvistad Nicola Logallo Halvor Naess Ulrike Waje-Andreassen Anne Hege Aamodt Ragnar Solhoff Christian Lund Håkon Tobro Ole Morten Rønning Rolf Salvesen Titto T. Idicula Lars Thomassen

BACKGROUND Ultrasound accelerates thrombolysis with tPA (sonothrombolysis). Ultrasound in the absence of tPA also accelerates clot break-up (sonolysis). Adding intravenous gaseous microbubbles may potentiate the effect of ultrasound in both sonothrombolysis and sonolysis. The Norwegian Sonothrombolysis in Acute Stroke Study aims in a pragmatic approach to assess the effect and safety of contras...

Journal: :Reviews in Cardiovascular Medicine 2022

Contrast-enhanced ultrasound imaging is a radiation-free clinical diagnostic tool that uses biocompatible contrast agents to enhance signal, in order improve image clarity and performance. Ultrasound enhancing (UEA), which are usually gas microbubbles, administered intravenously either by bolus injection or continuous infusion. UEA increase the accuracy reliability of echocardiography, leading ...

Journal: :Ultrasound in medicine & biology 2013
Lennard D Greenbaum

Correspondence Lennard D. Greenbaum Winnie Palmer Hospital for Women & Babies Orlando, The Hughes Center for Fetal Diagnostics 83 West Miller Street Orlando, FL 32806 USA [email protected] Tel.: ++ 1/4 07/6 4969 10 The European Federation of Societies for Ultrasound in Medicine and Biology (EFSUMB) deserves our thanks for recognizing the need for ultrasound contrast agent (UCA) guidelines and...

2014
Máté Rudas Ian Seppelt Robert Herkes Robert Hislop Dorrilyn Rajbhandari Leonie Weisbrodt

INTRODUCTION Long-term ventilated intensive care patients frequently require tracheostomy. Although overall risks are low, serious immediate and late complications still arise. Real-time ultrasound guidance has been proposed to decrease complications and improve the accuracy of the tracheal puncture. We aimed to compare the procedural safety and efficacy of real-time ultrasound guidance with th...

Journal: :Anesthesiology 2008
Admir Hadzic Xavier Sala-Blanch Daquan Xu

THE relatively recent technological advances and clinical research are continuously facilitating the metamorphosis of ultrasound-guided regional anesthesia from an experimental technique into a standard procedure in clinical care. The intense enthusiasm from its most vocal proponents led to almost religious belief that the ability to continuously monitor needle placement and administration of l...

Journal: :AANA journal 2016
Christian R Falyar Caroline Abercrombie Robert Becker Chuck Biddle

Ultrasound-guided selective C5 nerve root blocks have been described in several case reports as a safe and effective means to anesthetize the distal clavicle while maintaining innervation of the upper extremity and preserving diaphragmatic function. In this study, cadavers were injected with 5 mL of 0.5% methylene blue dye under ultrasound guidance to investigate possible proximal and distal sp...

Journal: :Circulation 2009
Federico M Asch Neil J Weissman

Perflutren-based ultrasound contrast agents have been in clinical use in the United States for 10 years. Since their approval by the US Food and Drug Administration (FDA) (Optison in 1995, Definity in 2001), 2 million doses have been used for left ventricular (LV) opacification and endocardial border definition in technically difficult patients and for other off-label uses (detailed in Table 1)...

Journal: :The Journal of urology 2007
Michael O Koch Thomas Gardner Liang Cheng Russell J Fedewa Ralf Seip Narendra T Sanghvi

PURPOSE We examined the safety and potential efficacy of transrectally delivered high intensity focused ultrasound for the full gland ablation of previously untreated localized prostate cancer. MATERIALS AND METHODS A total of 20 patients with localized prostate cancer underwent 1 to 3 high intensity focused ultrasound treatments of the prostate. The primary outcome was safety and the seconda...

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