PHILIPS VM 4

Features

The Philips SureSigns Vm4 is a portable patient monitor that can also monitor vital signs. The SureSigns VM4 monitor measures ECG, SpO2, non-invasive blood pressure, Hear rate, arrhythmia, pulse rate, temperature, and respiration. The monitor comes with an 8-inch color display screen that can display up to 3 waveforms at once. The patient monitor can store up to 96 hours of trending data. The Philips SureSign VM4 offers 6 hours of continuous battery life before needing to be charged.

  • 8 inch, bright, backlit Led display screen
  • Audible and visual alarms with nurse call output
  • 4 Display Modes: Numeric, Numeric with waveforms, Tabular Trent, Graphical Trend
  • Stores up to 96 hours of trending data
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Specifications

Dimensions
  • Height: 8.6 in ( 22 cm)
  • Width: 10.2 in ( 26 cm)
  • Diameter: 5.7 in ( 14.5 cm)
  • Weight: 3.0 kg (6.6 lbs) excluding optional recorder and temperature module
Physical Specifications
  • Screen type: 21.3 cm (8.4”) SVGA TFT-AM LCD display
  • Display resolution:800 active pixels/line, 600 active lines/frame
  • Screen active area: 170.4 mm x 127.8 mm (6.71” x 5.03”)
  • Screen refresh frequency: 60 Hz
  • Pixel size: 0.213 mm (inch)
  • Viewing angle: approx. 60 °
  • Alarm Audio Range: 45 – 85 dB
  • System Response Time: 1 sec
Electrical Specifications
  • Internal battery: Lithium ion, Smart battery 10.9 V to 11.1 V, 7200 mAhr
  • Battery operating time (new, fully charged): 4 hr
  • Battery charge time: 4 hr
  • Internal power supply: 100 to 240 VAC
  • Power consumption: 72 W Frequency: 50/60 Hz
ECG
  • Heart rate range: 15 to 300 beats per minute
  • Heart rate accuracy: Greater of ±10% or ±5 bpm
  • Bandwidth (normal monitoring): 0.67 to 40 Hz
  • Bandwidth (filtered monitoring): 0.67 to 20 Hz
  • Leads: 3-lead
  • Display sweep speeds: 12.5, 25, and 50 ml/s
  • Pacemaker detection: Indicator on waveform display (user-selectable)
  • ECG size (sensitivity): 2.0, 1.0, 0.5 or 0.25 cm/mV or Auto
  • Lead Off condition: Detected and displayed
  • Input impedance: Signal reduction is less than 20% in the 0.67 to 40 Hz bandwidth
  • Input signal range: ±5 mV
Enviromental Specifications
  • Operating temperature: 10 to 40 °C (50 to 104 °F)
  • Storage temperature (device): -20 to 50°C (-4 to 122 °F)
  • Storage temperature (device plus accessories):-20 to 40°C (-4 to 104 °F) Operating humidity: Up to 80% RH, non-condensing
  • Storage humidity: Up to 90% RH, non-condensing
  • Altitude: Up to 3000 meters above sea level
Temperature Measurements
  • Measurement range – monitored mode: 26.7 to 43.3 °C (80 to 110 °F)
  • Measurement range – predictive mode: 34.4 to 40.6 °C (93.9 to 105 °F)
  • Accuracy (monitored mode): ±0.1 °C (±0.2 °F)
  • Heating/Cooling transient response time: ≤150 sec
  • Measurement time: 4 s (Oral); 16 s (Axillary and rectal) sec
  • Resolution: 0.1 °C (0.2 °F)
SPO2
  • Measurement range: 0 to 100 %
  • Pulse rate: 30 to 300 beats per minute
  • SpO2 accuracy: 70 to 100% (exact accuracy depends on a sensor) %
  • Pulse rate accuracy: Greater of 2% or ±1 bpm
  • Wavelength range: 500 to 1000 nm for all specified sensors nm
  • Maximum optical output power: ≤15 mW for all specified sensors mW
Non-invasive Blood Pressure
  • Technique:Oscillometric using stepwise deflation pressure
  • Adult measurement range – systolic: 30 mmHg to 270 mmHg (4.0 kPa to 36.0 kPa)
  • Initial cuff inflation – Adult: 160 mmHg (21.3 kPa)
  • Adult measurement range – diastolic: 10 mmHg to 245 mmHg (1.3 kPa to 32.7 kPa)
  • Adult measurement range – MAP: 20 mmHg to 255 mmHg (2.7 kPa to 34.0 kPa)
  • Adult measurement range – pulse rate: 40 to 300 beats per minute
  • Pediatric measurement range – systolic: 30 mmHg to 180 mmHg (4.0 kPa to 24.0 kPa)
  • Pediatric measurement range – diastolic: 10 mmHg to 150 mmHg (1.3 kPa to 20.0 kPa)
  • Initial cuff inflation – Pediatric: 140 mmHg (18.7 kPa)
  • Pediatric measurement range – MAP: 20 mmHg to 160 mmHg (2.7 kPa to 21.3 kPa)