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23 Cards in this Set
- Front
- Back
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ventilation
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movement of gas in and out
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oxygenation
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delivery of oxygen to blood
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Mode: Control
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Each breath is given by ventilator
will not allow pt to breathe extra |
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Mode: assist control
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set ventilator rate but will allow extra patient-started breaths
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Modes: SIMV
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Synchronized Intermittent Mandatory Ventilation
extra patient breaths do not trigger ventilator breath but allow spontaneous size breath |
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Modes: Pressure support
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Pressure added to ease inspiration
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Modes: PRVC
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Pressure Regulated Volume Control
Volume and pressure ventilation |
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CPAP
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Constant Pressure Above Atmosphere
holds alveoli open |
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BIPAP
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Lower and Higher pressure
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PEEP
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Positive End Expiratory Pressure
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uses of PEEP
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enhance gas exchange- tx hypoxia
prevent atelactasis |
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complications of PEEP
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decreased cardiac output-low bp
tension pneumothorax |
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to adjust PCO2
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increase or decrease tidal volume and resp rate
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to adjust PO2
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increase or decrease O2 percent and PEEP
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cause of high pressure alarm
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secretions, cough, gag, biting tube
bronchospasms or pneumothorax |
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cause of Low pressure alarm
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disonnection- cuff leak or tubing leak
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what to do when in doubt to a pt on a ventilator
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bag the patient
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nursing care of vent
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resp assessment
suctioning PRN chuck cuff status check vent settings mouth care q2-4 hours HOB>30 degrees |
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vent complications
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hypotension
pndumothorax SQ emphysema dysychrony VAP |
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Prevention of VAP
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Reduce bacteria
turning and repositioning HOB elevated 30-40 sedation vacation DVT prophylaxis |
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When to D/C SBT
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RR>28
HR<60 or >120 BP<90 or >170 Sp)2 <90% for >30 seconds |
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factors that impede weaning
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COPD
HF malnutrition anemia |
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nursing care post extubation
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Check vs and Loc
watch for stridor be prepared for reintubate |
