Exhibit 21 Subsidiaries of Integra LifeSciences Holdings Corporation Name of Subsidiary State of Incorporation or Organization - ------------------ -------------------------------------- 1. Camino NeuroCare, Inc Delaware 2. Heyer-Schulte NeuroCare, Inc. Delaware 3. Integra LifeSciences Corporation Delaware 4. Integra NeuroCare LLC Delaware 5. LifeSciences Services Corporation Delaware 6. NeuroCare Holding Corporation Delaware 7. Redmond NeuroCare LLC Delaware 8. Rystan Company, Inc. New Jersey 9. Telios Pharmaceuticals, Inc. Delaware