Unit sales1 Oct 2019 12:18
According to this article, Concepta have generated £15,717 from sales of the MyLotus unit. If you average the selling price at £250, then that means they've sold approx 60 units. Maybe fewer if the cost of the consumables (sticks) is part of that number.
http://www.morningstar.co.uk/uk/news/AN_1569839807471804000/concepta-interim-loss-cut;-partners-with-manchester-fertility-clinic.aspx