phrenic nerve

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Related to phrenic nerve: vagus nerve
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Noun1.phrenic nerve - one of a pair of nerves that arises from cervical spinal roots and passes down the thorax to innervate the diaphragm and control breathing
nervus spinalis, spinal nerve - any of the 31 pairs of nerves emerging from each side of the spinal cord (each attached to the cord by two roots: ventral and dorsal)
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References in periodicals archive ?
The only failure was in a patient who turned out to have a nonfunctioning phrenic nerve as a result of his injury.
After the patient's chest cavity was opened, a phrenic nerve pad, was placed beneath her heart.
Krieger, MD, has discovered a surgical procedure to regenerate the phrenic nerve (which stimulates the diaphragm to move the lungs) and allow people to breathe on their own.
Part of the cyst wall was left on the phrenic nerve to preserve it.
Other complications include frequent phrenic nerve block (40% to 60%), Horner's syndrome (ptosis, miosis, anhidrosis) and neuropathy.
Diaphragmatic elevation secondary to phrenic nerve palsy has also been reported.
Both the phrenic nerve and the branchial plexus were preserved.
The left phrenic nerve was identified and the pericardium freed from the diaphragm and the sternum.
By scaling airway pressure to the integrated electrical signal flowing through the phrenic nerve to the diaphragm, NAVA has the potential to act effectively as an auxiliary muscle', the strength of which can be regulated unconsciously by the patient in proportion to innate need.