Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
33 Cards in this Set
- Front
- Back
|
Define stability assurance level (SAL) |
The probability of a viable micro organism being presents on a product after satellitzation |
|
|
Define permissible exposure limits (PEL) |
The maximum amount or concentration of a chemical that a worker may be exposed to |
|
|
Define time weighted average TWA |
The amount of a substance an employees can be exposed to over an 8 hour day |
|
|
How does Ethylene oxide (Eto) sterilize items |
A process called Alkylation. Destroys the cell's ability to metabolize or reproduce |
|
|
How does hydrogen peroxide and 0³ destroy microbes |
Oxidation, an addition of oxygen to a compound with a loss of electrons |
|
|
How long does the 5 cycles of ethylene oxide sterilization take |
2.5 hrs , excluding aeration time |
|
|
Define aeration |
sterilized packages that are subject to moving air to remove toxic residue |
|
|
EtO is a toxic gas classified by ? |
OSHA as a carcinogen and reproductive hazard |
|
|
What environment should a ethylene oxide sterilization be stored in? |
ventilated room with 10 air exchange per hour, negative pressure and Ventilation system venting to the outside |
|
|
Define safety data sheets |
A written statement providing detailed information about a chemical or toxic substances and appropriate handling method |
|
|
How is EtO exposure monitored |
Area monitoring air system and personal monitoring devices that attach to employees |
|
|
Which items are not compatible for the use of ethylene oxide |
Liquids, devices with energy sources, and leather items |
|
|
Which packing materials are compatible with ethylene oxide sterilizations |
Paper/plastic or tyvek peel pouches, approved fabric wrappers, medical crape papers, polypropylene and most container systems. |
|
|
How long does Aeration take for ethylene oxide |
8 hours at a 140 Fahrenheit and 12 hours at a 122 Fahrenheit |
|
|
the bacterial spore used to test ethylene oxide sterilization cycles is |
Bacillus atrophaeus |
|
|
How is hydrogen peroxide packaged |
In a sealed cassette containing chemical leak indicators on each side of the packaging |
|
|
Which PPE is needed when handling hydrogen peroxide cassettes |
Latex vinyl or Nitrile gloves |
|
|
What items are not compatible with a hydrogen peroxide gas plasma sterilizer |
Liquids and powders, any material that absorbs liquid |
|
|
Which packaging material is compatible with hydrogen peroxide sterilizers |
Tyvek pouches and trays and container systems for hydrogen peroxide |
|
|
Excessive moisture remaining on devices can result in |
Aborted cycle |
|
|
The micro organism of choice for hydrogen peroxide gas plasma is |
Geobacillus stearothermophilus spore |
|
|
How often should a biological test should be done in a gas plasma and EtO sterilizer |
Daily, with each load |
|
|
What is the biproduct of a vaporized hydrogen peroxide |
Water and oxygen |
|
|
How does 0³ sterilizer generate sterilant |
Using medical grade oxygen and water. |
|
|
What are some penetration restrictions on an 0³ sterilizer |
length of lumens |
|
|
How long is a sterilization cycle on an 0³ sterilizer |
4 and 1/2 hours |
|
|
Who regulates 0³ sterilization |
OSHA, |
|
|
OSHA, FDA and NIOSH regulate 0³ as a toxic |
Gas |
|
|
How often should a biological test be done on an 0³ sterilizer |
Daily or in every cycle |
|
|
What agencies has developed regulations on low temperature sterilization |
Osha and nation institute for occupational safety and health (NIOSH) |
|
|
How EtO penetrate instruments |
Small molecule that has a high vapor pressure and low boiling point of 51.3°. Making is easy to maintain in a gas phase. |
|
|
The microorganisms of choice for EtO is |
Bacillus atrophaeus |
|
|
The microorganisms of choice of vaporized hydrogen peroxide is |
Geobacillas stearothermophilus |
