China Fetal Heart Doppler Detector-Color Display

Instructions:
Pocket Fetal Doppler is a hand-held obstetrical unit, which can be used in hospital, clinic and home for daily self-check by pregnant woman.The device uses color LCD of high resolution to display the fetal heartbeat waveform, and figure out the FHR to help the doctor diagnose in time.It contains components of ultrasonic signal transmitter and receiver, analog signals processing unit, FHR calculating unit, LCD display control unit etc. It has 3 work modes: real-time FHR display mode, averaged FHR display mode, and manual mode .It also has audio output, and can be connected with earphone or recorder with audio input.
Main Features:
Beautiful shape, portable, easy operation
The probe has bending structure which is easy to operate and can increase the ease of the pregnant women, embodies the humane care design
Fetal heart rate values, bar graph and heartbeat waveform color screen display
Alarming in red when the fetal heart rate range is out of the normal range
Battery status indicator
The probe can be changeable
Probe inspection
Built-in speaker
Output for headphone
Auto shut off
Two pieces of standard 1.5V alkaline battery available which can work no less than 8 hours
Main performance
Anti-electroshock Type: Internally powered equipment
Anti-electroshock Degree: Type B applied part
Display: 1.77"262K TFT display
FHR Measuring Range: 50 ~ 240 BPM (BPM: beat per minute)
Resolution: 1 BPM
Accuracy: ±2 BPM
Power Consumption: < 0.8 W
Voltage: DC 3.0 V
Power Supply: TWO 1.5V(AA size)alkaline battery
Suitable Using Range: Suitable for use after the 12th week of pregnancy
Auto Shut-OFF: After 1 minute no signal, power off automatically
Probe:
Nominal Frequency: 2.0 MHz
Working Frequency: 2.0MHz ± 10%
Ultrasound Output Power: P < 10 mW
Ultrasonic Output Intensity: Isata < 5 mW/cm2
Negative Peak Sound Pressure : P_ < 0.5 MPa
Working Mode: Continuous wave doppler
Effective Radiating Area of Transducer: 157 mm2±15%
Physical Characteristic
Dimension: (L) 135 mm x (W) 92 mm x (H ) 29 mm
Weight: about 245g (including batteries)
Qualification
CE