نتایج جستجو برای: fluoroscopy

تعداد نتایج: 4962  

Journal: :Congenital heart disease 2015
Stuart H Covi Wendy Whiteside Sunkyung Yu Jeffrey D Zampi

OBJECTIVE To determine if lower starting pulse fluoroscopy rates lead to lower overall radiation exposure without increasing complication rates or perceived procedure length or difficulty. SETTING The pediatric cardiac catheterization laboratory at University of Michigan Mott Children's Hospital. PATIENTS Pediatric patients with congenital heart disease. DESIGN/INTERVENTIONS We performed ...

2017
Nejat Tunçer Ersin Kuyucu Şafak Sayar Gökhan Polat İrem Erdil İbrahim Tuncay

INTRODUCTION The purpose of this study is to evaluate the knowledge levels of orthopedic surgeons working in Turkey about the uses and possible risks of fluoroscopy and assess methods for preventing radiation damage. METHODS A questionnaire with a total of 12 questions was sent to 1121 orthopedic surgeons working in Turkey. The questionnaire evaluated participants' knowledge about the uses an...

2013
Jenniefer Kho

The relationship between 2D imaging and 3D anatomy is a complex concept that is not formally taught in orthopaedic residency training programs. Novice surgeons learn on-the-go in the operating room on real patients, which pose concerns about patient safety and learning efficacy. Currently, fluoroscopy is the main imaging modality in orthopaedic surgery despite advancements in navigation surgery...

Journal: :European Heart Journal Supplements 2022

Abstract Background and Rationale A fluoroscopy-based approach to an electrophysiological procedure is widely validated has been recognized as the gold standard for a long time. The use of fluoroscopy exposes both healthcare staff patient non-negligible dose radiation. To minimize risks associated with fluoroscopy, it would be reasonable perform ablation procedures zero fluoroscopy. This used i...

2014
Jeska S. Wambani Geoffrey K. Korir Mark A. Tries Ian K. Korir Jedidah M. Sakwa

The purpose of this study was to assess the level of patient radiation dose received in general fluoroscopy examinations, compare the findings with the international diagnostic reference levels (IDRLs), and establish the initial institutional (local) LDRLs. A comprehensive survey was conducted for general fluoroscopy examinations using the medical records of a Radiology Department of a leading ...

Journal: :Archives of otolaryngology--head & neck surgery 2008
Eric Berg Iman Naseri Steven E Sobol

OBJECTIVE To determine the sensitivity and specificity of airway fluoroscopy in the diagnosis of pediatric laryngotracheal abnormalities. DESIGN Retrospective chart review. SETTING Tertiary care children's hospital. PATIENTS Thirty-nine children, with a mean age of 18 months at the time of evaluation, were evaluated for stridor. MAIN OUTCOME MEASURES Diagnoses made by airway fluoroscopy...

Introduction: Extensive use of diagnostic radiology is the largest contributor to total population radiation doses. Thus, appropriate equipment and safe practice are necessary for good-quality images with optimal doses. This study aimed to perform quality control (QC) audit for radiography and fluoroscopy devices owned by private sector in Syria (2005-2013) to verify compliance of performance o...

Journal: :JACC. Cardiovascular interventions 2014
Eltigani Abdelaal Guillaume Plourde Jimmy MacHaalany Jean Arsenault Goran Rimac Jean-Pierre Déry Gérald Barbeau Eric Larose Robert De Larochellière Can M Nguyen Ricardo Allende Henrique Ribeiro Olivier Costerousse Rosaire Mongrain Olivier F Bertrand

OBJECTIVES This study sought to determine the efficacy of low rate fluoroscopy at 7.5 frames/s (FPS) versus conventional 15 FPS for reduction of operator and patient radiation dose during diagnostic coronary angiography (DCA) and percutaneous coronary intervention (PCI) via the transradial approach (TRA). BACKGROUND TRA for cardiac catheterization is potentially associated with increased radi...

Journal: :Journal of vascular and interventional radiology : JVIR 2001
B Nikolic J B Spies L Campbell S M Walsh S Abbara M J Lundsten

PURPOSE To determine the estimated absorbed ovarian dose (EAOD) and absorbed skin dose (ASD) that occurs during uterine artery embolization (UAE) using pulsed fluoroscopy and a refined procedure protocol. MATERIALS AND METHODS The absorbed dose was measured in 20 patients who underwent UAE procedures. Radiation was limited by using low frequency pulsed fluoroscopy, bilateral catheter techniqu...

Journal: :European journal of radiology 2012
M S H Suzan Beerekamp George S I Sulkers Dirk T Ubbink Mario Maas Niels W L Schep J Carel Goslings

OBJECTIVES The aim of this systematic review was to compare the diagnostic accuracy, subjective image quality and clinical consequences of 3D-fluoroscopy with standard imaging modalities (2D-fluoroscopy, X-ray or CT) during reduction and fixation of intra-articular upper and lower extremity fractures. METHODS A systematic literature search was performed in MEDLINE, EMBASE and the Cochrane lib...

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