Edan SD3 Ultrasonic Pocket Fetal Doppler, Heart-Rate Display with Probe

The Edan SD3 Ultrasonic Pocket Fetal Doppler, Heart-Rate Display with Probe is an ideal device for routine fetal heart rate detection. With its excellent sensitivity, interchangeable probes, and high durability, it offers superior performance and great value.

Features:

• Plug-and-play and waterproof interchangeable probes
• Compact design with easy one-hand operation
• Designed for the auscultation of fetal sounds
• Bright OLED screen with real-time FHR display
• Built-in speaker with adjustable volume
• Compatible with AA batteries
• Automatic power-off for battery power saving. It will turn off when the doppler receives no signal or operation for 1 minute
• The SD3 is compatible with the following two types of waterproof probes with different probe choices:
  • Fetal Probes
    • 02-01-210721 - 2 MHz: Probe with deep penetration for late term pregnancy and overweight patients
    • 02-01-210722 - 3 MHz: It may detect fetal heartbeat as early as 9 weeks
  • Vascular Probes - Used for blood flow detection and vascular diagnosis
    
    • 02-01-210875 - 4 MHz
    • 02-01-210876 - 5 MHz
    • 02-01-210877 - 8 MHz
• It comes standard with:
  • Carry case
  • (1) Waterproof, interchangeable probe
• Available in different probe combinations

Technical Specifications:

• Display: 0.96" OLED Double Color Screen
• Audio Output: 2 W
• Audio Sampling Frequency: 4 kHz
• Recording Length: 240 seconds
• Coupling Gel:
  • pH: 5.5 - 8.0
  • Acoustic Impedance: 1.5 x 10⁶Pa.s/m - 1.7 x 10⁶Pa.s/m (35°C/95°F)
• Temperature:
  • Working: 5°C - 40°C
  • Transport and Storage: -20°C - 55°C
• Relative Humidity:
  • Working: 25% - 80% (Non-condensing)
  • Transport and Storage: 25% - 93% (Non-condensing)
• Atmospheric Pressure:
  • Working: 86 kPa - 106 kPa
  • Transport and Storage: 70 kPa - 106 kPa
• Power Supply:
  • 3 AA alkaline battery LR6: Normal working time ≥ 10 hours
  • 3 AA rechargeable HI-MH battery R6: Normal working time ≥ 10 hours, 5 hour charge time
• Fetal Heart Rate (FHR)
  • Operating Mode: CW
  • Working Frequency: (2±10%) MHz/(3±10%) MHz
  • Nominal Frequency: 2 MHz/3 MHz
  • FHR Measurement Range: 50 bpm - 240 bpm
  • Resolution: 1 bpm
  • Accuracy: ±2 bpm
  • Ultrasound Output (2 MHz/3 MHz Probes):
    • p- < 1 MPa
    • Iob < 20 mW/cm²
    • Ispta < 100 mW/cm²
  • Effective Radiating Area of Transducer: (245 ± 15%)mm²
  • Sensitivity: 9 Weeks Gestation (3 MHz)
• Vascular
  
  • Operating Mode: CW
  • Working Frequency: (4±10%) MHz/(5±10%) MHz/(8±10%) MHz
  • Nominal Frequency: 4 MHz/5 MHz/8 MHz
  • Ultrasound Output (4 MHz/5 MHz/8 MHz Probes):
    • p- < 1 MPa
    • Iob < 25 mW/cm²
    • Ispta < 100 mW/cm²
  • Effective Radiating Area of Transducer:
    • 4 MHz/ 5 MHz: (32±15%)mm²
    • 8 MHz: (14±15%)mm²
• Warranty: 1 Year
• Overall Dimensions: 6.61" D x 1.22" W x 2.64" H