A Safe Way to Power Implanted Devices

A Safe Way to Power Implanted Devices

  Implantable devices can do a lot of good for a variety of medical applications. They can be sensors that record and report on various conditions and events within a patient’s body. They can also provide stimulation to power a heart’s pacemaker, or treat...
Artificial Kidney in a Belt Pack

Artificial Kidney in a Belt Pack

Why is this woman smiling? She is wearing a prototype of a kidney dialysis machine that is wearable. For most patients with end-stage renal disease (ESRD), treatment requires frequent visits to a dialysis clinic where large machines process their blood to remove the...
Smart Spoon Stabilizes Shaking

Smart Spoon Stabilizes Shaking

Noise-cancelling headphones have changed the lives of airplane travelers for the better. These devices work by “listening” to the ambient sounds and creating sound waves that are the exact opposite. When these two waves combine, they cancel each other out,...
Low-Power Sensor Chip Needs No Battery

Low-Power Sensor Chip Needs No Battery

Energy harvesting collects power from ambient sources, such as heat, light, or motion, and converts it into another form of energy. In most cases, it produces electricity to do useful work or to be stored for use later. One missing piece, however, is computing...
Want Chips with Those Pills?

Want Chips with Those Pills?

One of the biggest challenges for caregivers and health professionals is helping patients adhere to their prescription medication schedules. Many treatments require specific doses taken at regular intervals, and missed or late doses can cause problems ranging from a...
iPhone Becomes Smallest Glucometer

iPhone Becomes Smallest Glucometer

If you have a smartphone, you have a powerful computer in your pocket. You can get all sorts of devices that can transform your phone into a stereo music system, a credit card reader, and even a projector. Some of the most intriguing applications, however, are add-on...