PE Hub -- Ventus Medical, a Belmont, Calif.-based medical device maker focused on obstructive sleep apnea, has raised $40 million in Series D funding. No investors were listed, but past backers include Mohr Davidow Ventures, De Novo Ventures and Johnson & Johnson Development Corp. In other company news, former Bayer Healthcare exec Peter Wyles has joined Ventus Medical as president and CEO.
