Proteus Biomedical Raises $30 Million

Proteus Biomedical Inc., a Redwood City, Calif.-based developer of MEMS for treating congestive heart failure, has raised over $30 million in the first tranche of its Series D funding round. Pacesetter Inc. was joined by return backers including Adams Street Partners, Carlyle Group, Essex Woodlands Health Ventures and Spring Ridge Ventures. The report did not specify an overall round target. Proteus had previously raised around $56 million since 2003.