http://blog.medacademy.org/2008/10/20/the-origins-of-ultrasound-technology/ 
created by Joy LYNFORD on November 18, 2008 1:54 AM
Ultrasound technology has emerged as a prime tool for the diagnosis of conditions and diseases within the medical field. If you are an aspiring sonographer or have interest in the medical sciences, the advancements of Ultrasound technology will definitely be of interest