The idea of using silicon fabrication technology for an implanted device was easy to come by, but the design of the release mechanism was hard.

FORBES: Magazine Article

While doing all this, Hill had forgotten to release a new locking mechanism on the elevator and rudder controls.

NEWYORKER: The Checklist

In their decision, the judges noted state law provided "a mechanism for release from prison on medical parole" if a defendant becomes terminally ill.

WSJ: Brooke Astor's Son Loses Appeal in Fraud Case

Embedded inside it is a batteryless RF switch, and the way it works is that upon the release of the spring mechanism inside, a tiny bit of power is generated for the 2.4GHz RF transmission ( ZigBee compatible), and whatever device is connected to the RF control outlet on the other end will receive the on or off signal.

ENGADGET: Mitsumi exhibits micro-vibration power generator and batteryless RF switch (video)

Roche Holding (otc: RHHBY - news - people )is expected to release results of a big study showing that its experimental osteoporosis drug Boniva, which works by the same mechanism as Fosamax, can protect bones when given only once a month.

FORBES: Breaking Merck's Bones