Mainstay Medical Holdings plc announced the limited commercial launch in the U.S. of ReActiv8, its implantable Restorative Neurostimulation™ system to treat intractable chronic low back pain. The ReActiv8 system will be available in the U.S. through ReActiv8-certified physicians commencing in the summer of 2021. To support the U.S. commercial launch, Mainstay Medical has launched a new corporate website centered around patient and physician education. In addition to the new website, the Company has introduced updated tools, guidance, and training materials to assist in identifying prospective patients for ReActiv8 therapy, educating physicians on the ReActiv8 system and becoming ReActiv8-certified, and helping patients access ReActiv8 in the U.S. Specific resources include physician training protocols and modules on ReActiv8, educational and marketing collateral, and informative videos that support and further physician education, patient identification, and appropriate product use.