LivaNova will pay $78m up front to acquire sleep apnoea device maker and portfolio company ImThera Medical in a deal that could reach $225m.

Medical technology producer LivaNova agreed yesterday to pay up to $225m to acquire the outstanding shares of US-based sleep apnoea device maker and portfolio company ImThera Medical.

The acquisition will consist of $78m upfront, with the full amount applicable dependent on regulatory and sales milestones. The deal is expected to close in early 2018.

ImThera produces neurostimulation devices made up of a small implanted generator and electrode lead together with an external remote control, to treat obstructive sleep apnoea (OSA)…