Anesthesia Machine Flashcards

1
Q

Who sets the standards for anesthesia workstations?

A

American Society for Testing and Materials- after 2000

American National Standards Institute- before 2000

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2
Q

What does the pressure sensor shutoff valve do?

A

Shuts off the flow of NO2 when the pressure of O2 goes below 25

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3
Q

What are the five pathways of oxygen?

A
  1. Fresh gas flowmeters
  2. Oxygen flush valve
  3. Oxygen low pressure alarm
  4. Fail safe alarm
  5. Belows
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4
Q

What makes up the high pressure system?

A

Cylinders

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5
Q

What pressure is the gas in the cylinders reduced to in the machine?

A

45 psi

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6
Q

What are the components of the intermediate pressure system?

A
  • pneumatic part of master switch
  • pipeline sources
  • pressure regulators
  • oxygen pressure failure device
  • oxygen flush valve
  • flowmeter control valves
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7
Q

What is part of the low pressure system?

A
  • Flow meter tubes
  • hypoxia prevention safety device
  • unidirectional valves
  • pressure relief device
  • common gas outlet
  • vaporizers
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8
Q

At what pressure does pipeline oxygen come in?

A

50-55 psi

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9
Q

What flow does the O2 flush valve give?

A

35-75 L/min

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