Train-of-four stimulus | definition of train-of-four stimulus by Medical dictionary
a method for measuring magnitude and type of neuromuscular blockade, based on the ratio of the amplitude of the fourth evoked mechanical response to the first one, when four supramaximal 2-Hz electrical currents are applied for 2 seconds to a peripheral motor nerve.
References in periodicals archive
In contrast to tetanus, train-of-four nerve stimulation has the advantage of patient comfort, since the train-of-four stimulus
is much less painful to a non-anaesthetized individual than a tetanic stimulus.
At this time there was only one very weak twitch on a train-of-four stimulus