Tourniquet

Question 1

Parts of a pneumatic tourniquet?

Answer 1

Machine 
Cuff
Connection tubing 
Soft padding 
Drapes

Question 2

Steps to use tourniquet?

Answer 2

Verify site and side 
Apply suitable sized cuff 
Exsanguinate limb 
Inflate 
Deflate

Question 3

Pneumatic tourniquet assessment?

Answer 3

Site and side 
Skin condition 
Circulation 
Sensory and motor response 
Timing of antibiotic

Question 4

What happens if an injury occurs as a result of tourniquet?

Answer 4

Report event
Keep supplies
Remove supplies from being used

Question 5

Why are pneumatic tourniquets used?

Answer 5

Creates blood less field

Confine a volume of regional anesthesia

Question 6

Safety considerations for pneumatic tourniquet?

Answer 6

Inspect system
Correct site
Confirming desired pressure with surgeon
Time out

Question 7

Application of cuff considerations?

Answer 7

Avoid being too lose
- can shift or cause friction injury
Stocking under cuff to protect skin
Skin assessment to cuff location

Question 8

What is a bier block?

Answer 8

Use of pneumatic tourniquet to confine a bolts of regional anesthesia

Question 9

Supplies needed for bier block?

Answer 9

Dual bladder tourniquet cuff
Local anesthetic
IV
Elastic bandage

Question 10

How to do bier block?

Answer 10

Put on tourniquet around upper arm
Exsanguinate limb 
Inflate proximal (upper) cuff 
Inject local anesthetic into IV
Inflate distal cuff (lower)
Deflate proximal cuff

Question 11

How long do anesthetic effects last in bier block?

Answer 11

Until tourniquet is deflated

Question 12

How should tourniquet be deflated in bier block?

Answer 12

Slowly to prevent a blow of local anesthetic from entering circulation

Question 13

What is LAST?

Answer 13

Local
Anesthetic
Systemic
Toxicity

Question 14

When does LAST occur?

Answer 14

When the tourniquet is released too fast and too soon and a large amount of local anesthetic enters patients system

Question 15

What is needed for the treatment of last?

Answer 15

20% lipid emulsion therapy

Question 16

Documentation of tourniquet use?

Answer 16

Pre and post skin condition
Skin protection measures
Who applied
Cuff size 
Where it was applied 
When it was inflated and deflated 
And the total time

Question 17

What is Exsanguination?

Answer 17

Forceable expulsion of blood from extremity before pneumatic tourniquet use

• elevating limb
• wrapping with elastic band

Question 18

Complications from pneumatic tourniquet?

Answer 18

Nerve injury 
Skin injury 
Compartment syndrome 
- edema
- restricted movement 
- vascular compromise 
- severe pain