Dr. Lam develops innovative new shunt device for hydrocephalus What If? A neurosurgeon dreams of a better device - and invokes an innovative collaboration to help make it a reality Like other neurosurgeons, Cornelius Lam, treats his patients suffering with excess fluid on the brain (hydrocephalus) by implanting a tube to shunt excess fluid from the brain to the heart or abdomen ... but Lam knew there had to be a better way. Learn More