hemostasis

Question 1

tourniquet time for UE

Answer 1

1 hour

Question 2

tourniquet time for LE

Answer 2

1.5 hr

Question 3

when is bone wax contraindicated

Answer 3

when rapid bone regeneration is needed

Question 4

when is esmarch bandage contraindicated

Answer 4

• infection/malignant tumor on extremity

- if traumatic injury to extremity/been in cast=risk of thrombi dislodgement

Question 5

pledget

Answer 5

• small squares of teflon suture over a vessel hole

- common in cardiovascular sx

Question 6

when is microfibrillar collagen contraindicated

Answer 6

• total joint sx bc reacts w/ methylmethacrylate (reducing its bonding strength) and prosthetic materials in ortho
• allergy to bovine derived collagen
• not for skin closures bc affects healing of skin edges
• not for contaminated wounds

Question 7

cautions w/ oxidized cellulose

Answer 7

• don’t leave in pt is used near spinal cord, optic nerve or any area w/ nerves
• don’t use w/ thrombin-affects its effecacy
• not for bone defect implantation (fx) due to interference w/ callus formation

Question 8

when is collagen sponge contraindicated

Answer 8

• infection

- pooling of blood/fluids