Valence Life Sciences, InterWest Partners and Kleiner Perkins Caufield & Byers also returned to back the business, which received $21m of equity and up to $15m in debt.
HC Royalty founding managing director Gregory Brown said, “As a surgeon, I understand the challenges that inadequate illumination of the surgical site can present for both doctors and their staff.
“Invuity’s technology has demonstrated that better visualization results in safer and more efficient surgeries.
“We believe this technology has broad applications across multiple surgical specialties and presents an exciting, robust market opportunity.”
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