Photoacoustic Imaging
June 26, 2012 | Terry Sharrer
Photoacoustic imaging involves using a nano-second pulsed laser to penetrate tissue to a depth of up to 3 inches and cause a thermally-induced pressure increase that sends a sound wave back to the surface. Biophysicists at Washington University in St. Louis have used this approach to produce “pictures” that are superior in clarity to x-ray films. MORE