Rice University bioengineering students really get their teeth into their senior design projects. This year, one team got everybody else's teeth into it, too. Five Rice seniors have created a portable dental suction device, an inexpensive, battery-powered version of the vacuum system commonly used in dentists' offices to remove blood and saliva from a patient's mouth. It's no surprise that big systems cost a lot, more than dental practitioners in developing countries can afford or even use because of limited access to electricity...
More...
More...