600 / | HD | SURGERY |
300 | DF | DIAGNOSTIC TESTING {38} |
407 | DF | .~ Detecting nuclear, electromagnetic, or ultrasonic radiation {11} |
437 | DF | .~.~ Ultrasonic {10} |
459 | .~.~.~ Structure of transducer or probe assembly {3} | |
462 | DF | .~.~.~.~> Probe placed in vascular system or body orifice {4} |
472 | DF | .~.~.~.~> With beam directing or shaping means in the wave path (e.g., lens, reflector) |
461 | DF | .~.~.~.~> Associated with puncturing instrument |