Surgery

Study results from University of California update understanding of surgery

Published in Biotech Law Weekly, January 1st, 2010

"This is an animal experiment using transcranial motor evoked potentials (TcMEP), mechanically elicited electromyography (EMG), and evoked EMG during spinal nerve root retraction in a pig model. To compare the sensitivity of these 3 electro-physiological measures for a constant retraction force applied to an isolated lumbar nerve root for a specific duration of time," scientists in the United States report.

"Summary of Background Data. The incidence of nerve root injury during lumbar spine surgery ranges from 0.2% to 31%. Direct retraction of spinal nerve roots may cause these injuries, but the amount and duration of force that may safely be applied is not clear. Using...

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Source: Biotech Law Weekly (2010-01-01)

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