Corometrics 128 Fetal Monitor

Introducing the Corometrics 128 Fetal Monitor, a versatile solution designed to meet the comprehensive monitoring needs of both mother and fetus during labor. This advanced maternal/fetal monitor is equipped with dual ultrasound capabilities, enabling precise fetal heart rate tracking. Additionally, its FECG functionality provides accurate readings of the fetal electrocardiogram, ensuring optimal assessment of fetal well-being.
The Corometrics 128 also supports uterine activity monitoring, allowing healthcare professionals to effectively evaluate contractions and labor progress. For maternal health, it features non-invasive blood pressure (NIBP) monitoring and SpO2 measurements, delivering vital information to support informed clinical decisions.
With its user-friendly interface and reliable performance, the Corometrics 128 Fetal Monitor is an essential tool for healthcare providers looking to enhance patient care and safety during childbirth. Experience peace of mind with this comprehensive monitoring solution that prioritizes the health of both mother and baby.

Corometrics 128 Fetal Monitor Specifications

Ultrasound Mode

• Technique: Pulse Doppler with autocorrelation processing

• Transducer Type: 9-crystal

• Pulse Reception Frequency: 4 kHz (single ultrasound mode), 2 kHz (dual ultrasound mode)

• Pulse Duration: 92 µs

• Transmitter Frequency: 1.151 MHz

• Intensity: < 5 mW/cm²

• Heart Rate Counting Range: 50-210 BPM

• Leakage Current: < 10 µA at 120-240 VAC, isolated by transducer

FECG Mode

• Technique: Peak detecting, beat-to-beat cardiotachometer

• Heart Rate Counting Range: 30-240 BPM

• Heart Rate Resolution: ±1 BPM

• Artifact Elimination: Switch selectable, ±25 BPM artifact rejection

• Countable Input Signal Range: 15 µV to 2 mV peak-to-peak

• Offset Voltage Tolerance (Differential): ±300 mV DC maximum

• Maximum Common Mode Voltage: 20 V peak-to-peak

• Preamplifier Bandwidth: 1-100 Hz

• Common Mode Rejection: Balanced > 120 dB at mains frequency; unbalanced ? 5 k? RA or La: > 110 dB at mains frequency

• Input Equivalent Noise: < 10 µV peak-to-peak

• Input Impedance: Differential > 10 M?, Common Mode > 20 M?

• Mains Frequency Rejection: > 40 dB

• Leakage Current: < 60 µA at 254 VAC, electrically isolated

• Isolation, Mains-to-Patient: > 4 kVAC

• Leg Plate Tester Jack: Simulated R-wave at 120 ± 1 BPM

Fetal Alarms (for Ultrasound or FECG Modes)

• Audio: Alternating 1.5 second chimes (773 Hz and 523 Hz)

• Visual: Flashing heart rate numeric

• Limits: User selectable high and low fetal heart rate

• Technical: Signal quality

• Tachycardia Response Time: 5 minutes at 100% limit violation

• Bradycardia Response Time: 30 seconds at 100% limit violation

• Signal Quality Response Time: 100% signal loss - 1.25 minutes; 70% signal loss - 5 minutes; 65% signal loss - 10 minutes

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