The early stage medical development company raises the funds with backing from Kaiser Permanente and various venture firms.

Healthcare company Kaiser Permanente has helped Torax Medical raise $30m in a Series D round.

The early stage medical development company was backed by venture firms Thomas, McNerney & Partners, Sanderling Ventures, Accuitive Medical Ventures, and Mayo Medical Ventures. The round was led by Piper Jaffray Merchant Banking, a unit of the investment bank.

Torax Medical is a developer of minimally-invasive treatments for digestive, incontinence and obesity disorders. Torax intends to use the investment to expand commercialization efforts for its…