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Respiratory Care 102
Manufacture, Storage & Transport of Medical Gases
43
Other
Undergraduate 1
10/11/2009

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Cards

Term
Name 4 regulatory agencies of medical gases.
Definition
FDA, OSHA (Occupational Safety & Health Admin.), DOT, HHS
Term
Name 4 recommending agencies of medical gases.
Definition
Compressed Gas Assoc (CGA), US Pharmacopeia (USP), Nat'l Fire Protect. Assoc. (NFPA, ISO, ANSI, ASME
Term
Type of medical gas in ? canister that is prepared syn. from N & O
Definition
air (via liquefaction), yellow
Term
Used to treat hypoxemia and produced thru fractional distillation of liquid air- gas and color of cylinder
Definition
Oxygen, Green
Term
standard calibration gas for blood gas analyzers, certain transcutaneous monitors and capnographs and cylinder color
Definition
carbon dioxide, gray
Term
binds easily to hemoglobin, cylinder color
Definition
carbon monoxide, N/ A
Term
Can be prepared from natural gas, purity must be 95%, cylinder color
Definition
helium, brown
Term
given to patients with severe airway obstruction – it decreases work of breathing by ↓ turbulent airflow, cylinder color
Definition
Heliox, brown & green
Term
sed for tx of persistent pulminary hypertension in newborns, adult respiratory distress, color of cylinder
Definition
Nitric Oxide, teal & black
Term
Used in surgical procedures, cylinder color
Definition
Nitrogen, black
Term
CNS depressant/ antiseptic
Definition
nitrous oxide, light blue
Term
Used in pulminary function testing to measure residual volume and diffusing capacity, cylinder color
Definition
Heliox, brown & green
Term
What is hydrostatic testing?
Definition
measures a cylinders expansion char. when filled to a pressure of 5/3 its working pressure.
Term
How often must 3AA and 3A cylinders be hydrostatically reexamined?
Definition
every 10 yrs
Term
How often must a 3AL cylinder be hystatically tested?
Definition
every 5 yrs
Term
Smail cylinder sizes designations and used for transportation, emergency situations, anesthetics
Definition
letter A thru E
Term
E cylinders hold ____ L of gas
Definition
680
Term
H cylinders of O2 hold ___ L of gas
Definition
7075
Term
What type of valves can withstand high pressure (more than 1500 psi)
Definition
direct- acting valve(cylinder valve)
Term
preferable when pressures are low or when leaks cannot be allowed such as with flammable anesthetics.
Definition
diaphragm valves (cylinder valve)
Term
usually found in large cylinders- thin metal disk ruptures/ buckles when pressure is exceeded
Definition
frangible disk/ rupture disk
Term
valve that reseals after releasing from excessive pressure
Definition
spring loaded disk (usually found on larger cylinders)
Term
the conversion factor for E cylinders
Definition
.28
Term
conversion factor for G cylinder
Definition
2.39
Term
conversion factor for H or K cylinders
Definition
3.14
Term
A type of pressure relief device that melts when the temperature rises is a
Definition
fusible plug
Term
The safety indexing system used with small cylinders is
Definition
Pin Index Safety System (PISS)
Term
A ___ disk is a thin metal disk that ruptures when pressure is high
Definition
frangible
Term
safety indexing system used with large cylinders
Definition
American Standard Index System (ASSS)
Term
powerful primary vasodilator used to treat PPHN
Definition
Nitric Oxide
Term
The threaded safety system that is used at station outlets (w/ pressures less than 200 psi) is
Definition
DISS system
Term
What happens to the concentration of O2 exiting a concentrator when the flow is increased?
Definition
The higher the flow, the lower the concentration so in this case the flow is increased so the concentration is lower.
Term
Lines carrying compressed gas vertically thru a building are
Definition
risers (Horizontal- branches)
Term
usually found in large cylinders reseals after release excessive pressure
Definition
sping loaded disk
Term
1 L of liquid O2= ____ L of gaseous O2
Definition
860
Term
calculate duration of LOX supply
Definition
gas remaining x conversion / flow or
PSIG x CF (.28, 2.41, 3.14)L/ flow
Term
Name 2 safety systems used at station outlets
Definition
Diameter Index Safety System; Quick Connect/ disconnect or Keyed adaptors
Term
Spdium- Aluminum pellets remove N from atmospheric air to separate it from O2 using
Definition
molecular sieve O2 concentrator
Term
purpose of cylinder safety systems
Definition
prevent inadvertent connections
Term
agency identifying purity requirements for medical use compressed gases
Definition
FDA
Term
___ are turned off during an emergency to stop the flow of gas to various sections or rooms of a hospital
Definition
zone valves
Term
A ____ converts liquid O2 to gaseous O2 by increaseing the temperature.
Definition
vaporizer
Term
What safety system prevents an O2 regulator from being placed on a large NO cylinder?
Definition
ASSS
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