| continuous wave Doppler u. |
Doppler ultrasonography using two transducers, with one continually transmitting and the other continually recording the ultrasonic waves. It is used to record signals with very high velocities, such as occur in severely stenotic valves, but cannot provide spatial resolution of the signals. Cf. pulsed wave Doppler u.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| continuous wave Doppler ultrasound |
A Doppler ultrasound that uses two transducers: one that transmits an uninterrupted series of sound waves and another that constantly receives echoes from the tissues being examined. It is used, e.g., to study
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