Fingertips, David Linden explains, are filled with different sorts of sensors for detecting different types of touch, including one that notes texture and fine little bumps. Another type perks up at vibration.
Morphine and oxycodone (the active ingredient in Oxycontin) are strong narcotic pain relievers on their own. Moxduo, a drug now up for FDA approval, would combine morphine and oxycodone in a single capsule.
Nurse Corean McClinton, left, talks about pain management with Sherry Webb at the Sickle Cell Disease Center in the Truman Medical Center, in Kansas City, Mo., in 2007.
Dick Whipple/Associated Press
Carolyn Tuft and her daughter Kirsten (seen here in 2005) were the victims of a shooting at a Salt Lake City mall in 2007. Kirsten was one of five bystanders killed, and Carolyn was left in severe pain.
Courtesy of Carolyn Tuft