2/12/2012

Rap Music Empowers Medical Sensors, A Latest Research

Researchers of Birck Nanotechnology Center, Purdue University, have recently created a new type of miniature pressure sensor to be implanted in the body. “Acoustic Rap waves” from music were found to effectively recharge the pressure sensor and such a device might ultimately help to treat people stricken with aneurisms or incontinence due to paralysis.
Babak Ziaie, a Purdue University professor of electrical and computer engineering and biomedical engineering provided the details saying (why not his own words to elaborate the invention):
“The heart of the sensor is a vibrating cantilever, a thin beam attached at one end like a miniature diving board. Music within a certain range of frequencies (200-500 hertz) causes the cantilever to vibrate, generating electricity and storing a charge in a capacitor. The music reaches the correct frequency only at certain times. And when the frequency falls outside of the proper range, the cantilever stops vibrating, automatically sending the electrical charge to the sensor, which takes a pressure reading and transmits data as radio signals. Because the frequency is continually changing according to the rhythm of a musical composition, the sensor can be induced to repeatedly alternate intervals of storing charge and transmitting data. You would only need to do this for a couple of minutes every hour or so to monitor either blood pressure or pressure of urine in the bladder. It doesn’t take long to do the measurement”.

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