Drager Primus

Dimensions and Weight
Height: approx. 137 cm
Width: approx. 80 cm
Depth: approx. 80 cm
Weight: approx. 115 kg (without vaporizers and gas cylinders)

E-Vent® plus Ventilator
Drive: electric, electronically controlled

Ventilation modes:
VCV (volume-controlled ventilation)
PCV (pressure-controlled ventilation)
PSV (pressure support ventilation)
SIMV (synchronized intermittent mandatory ventilation)
SIMV/PS (SIMV with PSV)
AutoFlow
Manual
Tidal Volume (VT): 20–1400 ml
Respiratory Rate: 3–80 breaths/min
I:E Ratio: from 5:1 to 1:99
PEEP: 0–20 hPa

Gas System and Monitoring
Gas Mixer: electronic, for O₂, AIR, N₂O
Fresh Gas Flow: 0.2–18 L/min

Monitoring Parameters:
Inspiratory and expiratory concentrations: O₂, N₂O, CO₂, volatile anesthetics
Minute volume (MV) and tidal volume (VT)
Respiratory rate
Peak pressure, plateau pressure, mean pressure, PEEP
Patient compliance (Cpat)
Optional: oxygen saturation (SpO₂)

User Interface and Additional Features
Display: 12.1" color TFT LCD, user-configurable
Self-Test: automatic
Breathing Loops: pressure/volume (p-V) and flow/volume (flow-V)
Interfaces: 2 x RS232
Emergency Power Supply: battery provides up to 90 minutes of
operation during power failure