A HUMAN NECESSITIES
A61 MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61B DIAGNOSIS; SURGERY; IDENTIFICATION
A61B8/00 Diagnosis using ultrasonic, sonic or infrasonic waves
A61B8/52 Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
A61B8/5207 involving processing of raw data to produce diagnostic data, e.g. for generating an image