The Purdue University glaucoma drainage device is built with microactuators that vibrate when a magnetic field is introduced. (Image provided by Hyowon Lee)
Smart drainage device may help patients with glaucoma save their eyesight. Purdue University researchers have invented a new smart drainage device to help patients with glaucoma, a leading cause of blindness in the world, as they try to save their eyesight. Glaucoma can be treated only with medications or surgical implants, both of which offer varying degrees of success in helping to improve sight and to relieve pressure buildup inside the eye. The U.S. Centers for Disease Control and Prevention says about 3 million Americans have glaucoma.
Implantable glaucoma drainage devices have grown in popularity over the past years, but only hal...
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