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In MRI, T 2-weighted images can be obtained by selecting an echo time on the order of the various tissues' T 2 s. [8] In order to reduce the amount of T 1 information and therefore contamination in the image, excited spins are allowed to return to near-equilibrium on a T 1 scale before being excited again. (In MRI parlance, this waiting time is ...
All patients are reviewed for contraindications prior to MRI scanning. Medical devices and implants are categorized as MR Safe, MR Conditional or MR Unsafe: [6] MR-Safe – The device or implant is completely non-magnetic, non-electrically conductive, and non-RF reactive, eliminating all of the primary potential threats during an MRI procedure.
Modern 3 tesla clinical MRI scanner. Magnetic resonance imaging (MRI) is a medical imaging technique mostly used in radiology and nuclear medicine in order to investigate the anatomy and physiology of the body, and to detect pathologies including tumors, inflammation, neurological conditions such as stroke, disorders of muscles and joints, and ...
A nurse has suffered severe injuries after she was crushed in a freak accident with an MRI machine.. The horror incident took place in February and was recorded in a recently released OSHA ...
The following table lists the highest and lowest temperatures recorded in the 50 U.S. states, the District of Columbia, and the 5 inhabited U.S. territories during the past two centuries, in both Fahrenheit and Celsius. [ 1] If two dates have the same temperature record (e.g. record low of 40 °F or 4.4 °C in 1911 in Aibonito and 1966 in San ...
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The Volkswagen California is a campervan based on the mid-sized Transporter panel van, developed by Volkswagen Commercial Vehicles (VWCV) and sold since 2003. It is the first campervan designed and built in-house by VWCV Special Business Unit, a subsidiary of Volkswagen Commercial Vehicles. Previously, Volkswagen offered the Volkswagen ...
An operating temperature is the allowable temperature range of the local ambient environment at which an electrical or mechanical device operates. The device will operate effectively within a specified temperature range which varies based on the device function and application context, and ranges from the minimum operating temperature to the maximum operating temperature (or peak operating ...