Mechanical ventilation (main)

Modes

CPAP

  • needs spont breathing pt
  • not for fatiguing pt
  • no back up rate

CONTROL MODE

  • only in OR
  • machine initiates and delivers breath
  • fixed rate and TV

ASSIST CONTROL (AC)

  • preset rate and TV
  • pt able to trigger additional breaths

SYNCH INTERM MANDATORY VENT (SIMV)

  • preset rate and TV synch to pt effort
  • for each additional breath triggered by pt- vent delivers variable TV depending on pt effort and condition of lung
  • because of pt effort- not recommended for tired or septic pt

PRESSURE SUPP0RT

  • use with SIMV or PEEP- not AC
  • preset boost during inspiration of spont gen breath

GENERAL

RR X TV =

See Also

Vent (Initial - Changes)

Vent (Weaning)

Ventilation (Non-Invasive)

Ventilator Management