نتایج جستجو برای: dose area product

تعداد نتایج: 1137676  

Journal: :Physics in medicine and biology 2000
R Ruiz-Cruces M Perez-Martinez I Tort F Ruiz P Quesada A Diez de los Ríos

The aim of this research work has been the estimation of the stochastic risk for five barium examinations. The sample was the population attending the Radiological Service of the 'Nuestra Señora de la Victoria' University Hospital, who had been treated with some barium examinations, set in five different groups: oesophagus tract, oesophagus-gastric-duodenal tract, intestinal tract, enteroclysis...

Journal: :South east European journal of economics and business 2022

Abstract The goal of this paper is to determine if there product market integration in the euro area (EA). employs LM and RALS-LM unit root tests with two breaks on relative price series, constructed using seasonally adjusted monthly Harmonized Index Consumer Prices (HICP), from 1996:01 2017:05. analysis shows EA-accession related series for most EA11 countries, but, apart Malta, no such later-...

2005
George Thomas Yushan Li Robert Y.L. Chu John Y. Cheung Feroz Maqbool Frank Rabe G. Scott Burns

Many of the newer X-ray machines are equipped with electronic means to provide dose-area product (DAP) information. For machines without that ability, an alternative method is to record radiation on a film that can handle a large amount of cumulative exposure. The use of GafChromic XR Type R film was investigated for this purpose by placing it at the X-ray tube assembly to record the radiation ...

Journal: :Journal of vascular and interventional radiology : JVIR 2012
Donald L Miller Stephen Balter Robert G Dixon Boris Nikolic Gabriel Bartal John F Cardella Lawrence T Dauer Michael S Stecker

ACR American College of Radiology, CRCPD Conference of Radiation Control Program Directors, FDA Food and Drug Administration, ICRU International Commission on Radiation Units and Measurements, IEC International Electrotechnical Commission, IRP interventional reference point, Ka,r total air kerma at the interventional reference point, NCRP National Council on Radiation Protection and Measurement...

Journal: :JACC. Cardiovascular interventions 2012
Helmut W Lange Heiner von Boetticher

OBJECTIVES This study sought to determine the efficacy of patient pelvic lead shielding for the reduction of operator radiation exposure during cardiac catheterization via the radial access in comparison with the femoral access. BACKGROUND Cardiac catheterization via the radial access is associated with significantly increased radiation dose to the patient and the operator. Improvements in ra...

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