.5 device , a payment of $ 5583333 , and 2022 upon fda approval of the impella 5.0 device , a payment of $ 5583333 if the average market price per share of abiomed 2019s common stock , as determined in accordance with the purchase agreement , as of the date of one of these milestones is achieved is $ 22 or more , no additional contingent consideration will be required with respect to that milestone