By Frank G. Shellock
Magnetic Resonance techniques: wellbeing and fitness results and protection is the 1st authoritative textual content on MR methods and its linked well-being and safeguard issues written by way of famous radiologists, physicists, and scientists with services within the box. It comprises either theoretical and functional details.
This well timed textual content discusses emergent concerns regarding MR imaging and issues similar to protecting, the secure use of distinction brokers, and administration of sufferers with claustrophobia, nervousness, and emotional rigidity. It additionally includes a pattern pre-MR screening shape; entire security details for over seven-hundred implants, units, and fabrics; an inventory of clinical units and items for interventional MR approaches; and a precis of peer-reviewed MR safeguard studies.
In the wake of contemporary executive calls for for elevated sufferer defense in hospitals, besides the speedily increasing use of MRI, this e-book is very very important. it's the definitive source for info at the protection elements of magnetic resonance methods.
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Extra info for Magnetic Resonance Procedures: Health Effects and Safety
0 T as non-significant 0874_frame_C01 Page 22 Wednesday, November 8, 2000 12:00 PM 22 Magnetic Resonance Procedures: Health Effects and Safety risk. S. 0 T requires the informed consent of the subjects and the approval of the research protocol by an institutional review board (IRB). A. REGULATION OF OCCUPATIONAL EXPOSURE Some groups of workers may experience a more or less chronic exposure to strong magnetic fields in their working environment. These groups include researchers in experimental high-energy physics and hospital technologists working with MRI.
Additionally, the alignment to be expected in fields of normal strength is totally negligible. This is consistent with the lack of observation of any magnetic field-induced alignment of water molecules at the field strengths currently used in MRI. 0874_frame_C01 Page 20 Wednesday, November 8, 2000 12:00 PM 20 Magnetic Resonance Procedures: Health Effects and Safety E. FIELD-INDUCED TRANSLATIONAL FORCES IN TISSUES In a non-uniform magnetic field, those tissue components that are less diamagnetic than the average tissue components tend to move toward the higher field regions and vice versa.
31. , Magnetism in medicine, J. Appl. , 31, 404S405S, 1960. 32. , Biological effects of magnetic fields — negative results, Aerosp. , 32, 383-386, 1961. 33. , Human tolerance to magnetic fields, Astronautics, 7, 24-25, 46, 48, 1962. 34. E. , Influence of strong magnetic fields on the electrocardiogram of squirrel monkeys (Saimiri sciureus), Aerosp. , 35, 939-944, 1964. 35. , Orientation of sickled erythrocytes in a magnetic field, Nature, 206, 420-422, 1965. 36. , Molecular mechanism of red cell “sickling,” Science, 153, 145-149, 1966.