A doppler flowmeter for detecting air and other emboli, incorporating a simple method of screening against interference.
D001783:Blood Flow Velocity / Q000295:instrumentation*; D001921:Brain / Q000601:surgery; D002557:Cerebrospinal Fluid Shunts / Q000009:adverse effects; D002675:Child, Preschool; D004617:Embolism / Q000175:diagnosis*; D004618:Embolism, Air / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D007223:Infant; D014463:Ultrasonography