Ventilator Management Flashcards

1
Q

Ventilation vs Oxygenation

A

Ventilation: Movement of air in and out of the lungs
Oxygenation: Delivery of oxygen to the tissue

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2
Q

Compliance

A

Stretchability
Relationship between volume and pressure when ventilating

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3
Q

Resistance

A

Changes in pressure are proportional to changes in flow, and changes in resistance inversely proportional to flow

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4
Q

V/Q Ratio

A

Ventilation/Perfusion ratio

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5
Q

Atelectasis

A

Collapse of alveoli

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6
Q

Atelectrauma

A

Injury to the absolute cause by constantly opening and closing

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7
Q

Barotrauma

A

Injury to the lungs caused by pressure

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8
Q

VAP

A

Ventilator associated pneumonia

Occurs within 48 hours of ventilation

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9
Q

Ideal Body Weight males

A

(# of inches >60) x 2.3) + 50

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10
Q

Ideal Body Weight females

A

((# > 60) x 2.3) + 45.5

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11
Q

Minute Ventilation (Ve)

A

Adult: 100mL/kg IDW
Peds: 150mL/Kg
Infant: 200mL/Kg

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12
Q

Tidal Volume (Vt)

A

4mL/kg: injured/noncomplaint alveoli
6mL/kg: normal setting
8mL/kg: increased minute ventilation

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13
Q

Ideal Body weight less than 8

A

IBW = 2 x Age (years) + 9

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14
Q

Ideal body weight greater than 8

A

IBW = 3 x Age (years)

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15
Q

Rate (R)

A

Minute ventilation/tidal volume

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16
Q

Reasons to increase PEEP

A

Hypoxia
Atelectasis
Pulmonary edema

17
Q

I:E ratio

A

Adult 1:2
Peds: 1:3
Infant: 1:4

18
Q

Peak Inspiratory Pressure (PIP)

A

Maximum 35 cmH20

19
Q

Plateau Pressure

A

Maximum 30 cmH20

20
Q

Driving pressure

A

Pplat - PEEP
Less than 15

21
Q

Oxygenation problem

A

Identification:
Spo2
PaO2
Solution:
FiO2
PEEP

22
Q

Ventilation Issue

A

Identification:
ETCO2 monitoring
PaCo2
Solution:
Respiratory rate
Tidal volume

23
Q

High pressure alarm

A

Obstruction
Cough
Decrease compliance
Pneumothorax

24
Q

Low pressure alarm

A

Dislodged ETT
circuit leak
Deflated ETT

25
Q

First adjustment on ventilator

A

TV first, not rate