Figure 69-1 View of a magnetic resonance scanner through the window from the control desk. Note the limited patient access. The photograph appears grainy because of the radiofrequency shield embedded in the window. (From Mackenzie RA, Southorn PA, Stensrud PE: Anesthesia at remote locations. In Miller RD [ed]: Anesthesiology, 5th ed. Philadelphia, Churchill Livingstone, 2000, p 2248.)