Sterile Technique Flashcards

(31 cards)

1
Q

Nurse advocacy for sterile technique?

A

String surgical conscience
- speaking up if break in sterile technique occurs
Ethical + moral responsibility
Maintaining sterile field and monitoring activity in room

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2
Q

What is asepsis?

A

Absence of infectious organisms

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3
Q

Event related sterility?

A

Sterility based on factors such as packaging, storage, transport, handling or environmental conditions

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4
Q

Isolation technique?

A

Contaminated instruments and equipment are removed from sterile field
- bowl technique, contamination technique

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5
Q

Perforation indicator technique?

A

Double gloving system

Coloured pair of gloves worn beneath standard pair of gloves

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6
Q

What does sterile mean?

A

Free of living organisms

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7
Q

What is a sterile field?

A

Area surrounding the site of surgery that has been prepared for invasive procedure
- working areas
- furniture
- equipment covered with sterile drapes/accessories
Personnel sterile attire

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8
Q

Sterile technique?

A

Specific concerns and sci-fi vids to prevent contamination and maintain sterility

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9
Q

Surgical helmet system?

A

A non sterile, reusable helmet with a built in ventilation fan covered with a single use disposable mask/hood

“Space suit”

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10
Q

What is a wound protector?

A

A double ring, self retaining device that is designed to protect the incision during surgical manipulation
Used in abd surgeries
- decreases incision area from becoming infected with bacteria from GI/biliary tract

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11
Q

When should a sterile field be prepared?

A

In location it will be used

As close to time of use as possible

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12
Q

What are items with doubtful sterility considered to be?

A

Contaminated

Ex - break in packaging

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13
Q

A sterile field can have non sterile items in it?

A

No.
Use only sterile items in sterile field

A sterile field is contaminated when a non sterile item comes in contact with it

Sterile persons touch only sterile items

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14
Q

Where is a sterile field?

A

Front of sterile gown from chest to level of instrument table/OR bed

From sleeve up to 2inch above elbow
-cuff considered unsterile and need to remain covered by gloves

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15
Q

Movement in the OR around sterile field

A

Cover during periods of high activity
- repositioning

Limit movement and door opening

Cover if not being used right away

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16
Q

What are edge of sterile packs considered?

17
Q

What if there is more than one wound class in a surgery?

A

May need more than one sterile field

18
Q

Before preparing sterile field?

A
Surgical attire 
- change when contaminated 
- remove at end of shift 
Hand hygiene 
Surgical mask 
Opening supplies
19
Q

This to check when opening sterile supplies?

A

Check packaging
Expiration date
Single use item sterility
Chemical indicators of sterilization

20
Q

Why do rigid containers have filters?

A

Holes in lid and bottom

  • filters allow sterilant to enter and exit container and prevent contamination from entering the container through holes
21
Q

How to open rigid container?

A

Inspect for damage and debris that may affect seal

Identify external indicators - intact/Color change

Remove external indicators entirely 

Lift lid up and away from container towards self as you back away

Inspect the interval indicators and filters before removing instrument basket

22
Q

Wrapped items?

A

Blue wraps used to wrap items for sterilization

- inside usually has alternate colour

23
Q

How to open wrapped items?

A
Inspect - integrity, Color change 
Open top away from you 
Open side flap and contain in hand
Open 2nd flap 
Open final flap towards self
24
Q

Opening peel packs?

A

Intended for use when additional or replacement items is needed in strike field

  • broken seal = contaminated
25
Double peel packs?
Small pack inside large Clear sides match up to see inside item
26
Opening peel pack?
Inspect Open corners at chevron end Gently pull apart Present to scrub personnel
27
Contamination of peel pack occurs when?
Peel pack rips Flaps fall back on item Contents slide over the unsterile edge
28
Transferring medications into sterile field?
One med/solution at a time Transfer close to time of use Scrub nurse and circulator nurse verify med/solution Circulator nurse pours into sterile transfer device that is placed at edge of sterile field Scrub brush immediately labels
29
What should circulator and scrub nurse verify for solution/med before adding to sterile field?
Name Strength Dosage Expiration date
30
Why is hand hygiene so important for sterile technique?
Most effective measure to prevent the transmission of pathogenic microorganisms
31
Transient vs resident flora
Transient - acquired by direct contact and removed by mechanical friction Resident - flora below the skin surface and removed by chemical action