The DD-330/DD-330R is an audio only Doppler. The display indicates battery, volume, and signal strength status - DOES NOT display heart rate. The powerful digital processor in the DigiDop utilizes Digital Signal Clarity - DSC to eliminate background noise and amplify a strong clear signal.
The Newman Medical DD-II Handheld Dopplers is a handheld continuous-wave Doppler device for noninvasive vascular assessment. Detects and amplifies peripheral blood flow signals for evaluation of arterial and venous circulation in the lower and upper extremities. Used for ankle-brachial index (ABI) testing, venous reflux assessment, fetal heart rate detection, and arterial patency confirmation. Multiple frequency probe options (2MHz, 4MHz, 8MHz) accommodate deep and superficial vessel assessment.
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