New York-listed Allergan buys Vicept Therapeutics for $75m in cash initially and up to a further $200m in performance fees.

The medical diagnostics company has secured a second round of funding, totalling $13m, and Dow Chemical is among the backers.

The eye disease treatment company, backed by the biotech corporate venturing division of AstraZeneca, takes total funds raised to an estimated $169.6m.

Johnson & Johnson has joined Mayo Clinic in backing neurological pain relief company Nevro, taking the total raised by the company since inception to $105m.

Medtronic, Venrock and others help take PowerVision to at least $53m raised in its history.

Biolin Scientific, a Sweden based peer backed by private equity firm Ratos, has acquired the Sophion stake from NeuroSeach for an undisclosed amount.

BiancaMed will become a part of ResMed's Ventures and Initiatives unit set up in May.

In March, medical imaging company CoreLab Partners, which was created out of the merger of RadPharm and Medifacts International in December, had raised $4.7m from 10 investors, according to its regulatory filing.??