Lesson 10 (Part 1)

Question 1

What is recommended for invasive procedures?

Answer 1

That sterile gel is used

Question 2

When do you most often use bacteriostatic gel?

Answer 2

When the skin mucous membrane is intact

Question 3

How often should the gel warmers be cleaned? (2)

Answer 3

1. Weekly
   - with low level disinfectant
2. Immediately
   - if the warmer becomes soiled

Question 4

How is the gel placed on the patient?

Answer 4

By indirect means

• no contact of the bottle to the patient
• not on the transducer (patient safety)

Question 5

What are negative effects of placing the gel directly on the transducer? (3)

Answer 5

1. Could contaminate the bottle and it would need to be discarded
2. Could miss and spill on the floor
3. Could touch contact and be an increase in transmission

Question 6

What is gel mostly made up of?

Answer 6

Water

Question 7

Why are intra cavity cleaning procedures important? (2)

Answer 7

1. To keep the sonographer safe from exposure to any blood or body fluids
2. To protect the patient from cross contamination from any instruments used for the procedure

Question 8

What is the most important PPE for intra cavity procedures?

Answer 8

Gloves

- a gown can be work if needed

Question 9

HLD

Answer 9

High level disinfection

Question 10

What happens to all intra cavity probes?

Answer 10

They are all put though a process of HLD

Question 11

What do you do to the intra cavity probe before HDL? (2)

Answer 11

1. Wash it
   - rinse with water
2. Thoroughly/visually inspect it

Question 12

What must the probe be before it goes through HLD? (2)

Answer 12

1. Clean

2. Dry

Question 13

What kind of room is cleaning and HLD performed in?

Answer 13

Dirty room

Question 14

What is the cleaning room equipped with? (3)

Answer 14

1. Sink
2. Eye washing station
3. Any cleaning agents required

Question 15

Where is the automated HDL kept? (2)

Answer 15

1. In the cleaning room

2. Examination room

Question 16

What are the most common invasive procedures using ultrasound? (2)

Answer 16

1. Biopsies
2. Aspirations
   - guide a needle to remove fluid

Question 17

What is low level disinfection used for?

Answer 17

Noncritical items that come in contact with intact skin

Question 18

What are examples of noncritical patient care items? (2)

Answer 18

1. Bedpans

2. Blood pressure cuffs

Question 19

What are examples of noncritical environmental surfaces? (3)

Answer 19

1. Bed rails
   - sometimes can be intermediate level disinfection (patient circumstances)
2. Food utensils
3. Bedside furniture

Question 20

What is intermediate level disinfection used for?

Answer 20

Noncritical items that may come in contact with non-intact skin
- but for a brief period of time

Question 21

What are intermediate level disinfectants?

Answer 21

They are chemical agents that do not kill bacterial spores but are tuberculocidal and kill other disease producing microbes

Question 22

What are HLD used for?

Answer 22

Semi critical items that come in contact with mucous membranes or non intact skin

Question 23

What are examples of things that require HLD? (4)

Answer 23

1. Anaesthesia equipment
2. Endoscopes
3. Cystoscopes
4. Ultrasound probes for certain exams
   - intra cavity

Question 24

What must be considered after extended use with the item to be disinfected for patient care?

Answer 24

The chemical compatibility

Question 25

What is sterilization used for?

Answer 25

Critical items with high risk for infection if contaminated with microorganisms

Question 26

What are examples of critical items that need sterilization? (3)

Answer 26

1. Surgeries
2. Cardiac and urinary catheters
3. Biopsies

• any invasive procedures

Question 27

Who can perform sterilization? (2)

Answer 27

1. Nurses

2. Operative staff in a clinic setting where there are operative procedures done

Question 28

Where does sterilization happen in a large organization?

Answer 28

There is a central processing department usually responsible for this process
- due to high volumes of instruments and to ensure consistency

Question 29

Steam sterilization

Answer 29

Saturates the item with steam under high pressure

Question 30

Why is steam sterilization not used on some instruments? (2)

Answer 30

1. Corrosion
2. Reduced ability to transmit light
   - such as a laryngoscope

Question 31

What is a benefit to steam sterilization?

Answer 31

It makes it even hotter which is harder to bacteria to survive