Initial off-label-use applications with a special plasma design are promising.Possible use in intensive care medicine and treatment of long COVID.Planned large-scale study on universal use against coronaviruses and other RNA viruses. BAD ZWISCHENAHN, GERMANY - EQS Newswire - 26 April 2021 - The life science company System4 Technologies GmbH has developed a new therapy device for the treatment of Covid patients. The device, named PI-RNA, is designed to enable universal and fast deactivation of coronaviruses and influenza viruses, their mutations and new variants by means of a special cold atmospheric plasma