Ultrasound History 1900-2000

mathematical description of sound waves
sonar (audible and ultrasonic)
medical uses of ultrasound
imaging (obstetrics, radiology)
therapy (warming, hyperthermia)
color doppler imaging
lithotripsy
echo-contrast agents
echocardiography
sonoluminescence
cavitation research
ultrasonic eye surgery
high intensity focused ultrasound (HIFU)
targeted drug delivery
clot dissolution acceleration
transient response imaging
gene therapy
transdermal infusion
plaque diagnosis and ablation
3D imaging
ultrasound integrated with MRI, PET, CT, etc.