| Category | BioTech |
| Employees | |
| Description | Hypertension Catheter Device |
| Total | $74.1M |
| Series C, 3/09 Emergent Medical Partners Advanced Technology Ventures Morgenthaler Ventures Medronic Split Rock Partners | $47M |
| Unattributed | $17M |
| Unattributed, 11/06 WS Investments Advanced Technology Ventures Morgenthaler Ventures | $10.1M |
Ardian Inc., a developer of a catheter-based medical device to treat hypertension.