Claustrophobics (and everyone else who hates lying in coffin-like spaces), take note: GE just introduced an MRI machine for arm and leg injuries that requires patients to stick only the affected limb into a doughnut-shaped scanner–no full-body scanning required. The device, dubbed the Optima MR430s , offers imaging of the elbow, wrist, hand, knee, ankle, and foot, all while allowing patients to recline in padded, adjustable chairs
Excerpt from:
For Some Patients, the End of the Full-Body MRI