Hansen Medical, a Mountain View medical robotics company, raised $75 million in its initial public offering, after pricing its 6.25 million shares at $12, within its $11 to $13 forecast. The shares represent about 30 percent of the company.

Hansen will trade on the Nasdaq under the symbol HNSN.

The company had raised more than $50 million in funding from Prospect Venture Partners, Skyline Ventures, Thomas Weisel Healthcare Partners, De Novo Ventures and Vanguard Ventures.