He dies after police use Taser device on him while break up party in Maryland . Another man died in Canada last year after being shot with Taser gun . Amnesty International blames 150 deaths since 2010 on police stun guns . `` We are taken aback by the number of media outlets that have irresponsibly published conclusive headlines blaming the Taser device and/or the law enforcement officers involved as the cause of death before completion of the investigation , '' said Tom Smith , the company 's founder and chairman of the board . Taser International says many deaths involving stun guns have other causes .
He dies after police use Taser device on him while break up party in Maryland . Another man died in Canada last year after being shot with Taser gun . Amnesty International blames 150 deaths since 2010 on police stun guns . Taser International says many deaths involving stun guns have other causes .