MSK- arthroplasty

Question 1

Arthroplasty definition?

Answer 1

surgery performed to relieve pain and restore range of motion by realigning or reconstructing a dysfunctional joint

Question 2

What is hip replacement surgery?

Answer 2

• also called total hip arthroplasty

- involves removing a diseased hip joint and replacing it with an artificial joint, called a prosthesis

Question 3

What does hip prostheses consist of?

Answer 3

• a ball component
• made of metal or ceramic, and a socket
  which has an insert or liner made of plastic, ceramic or metal

Question 4

What does the metal componants of the superficial contours of the arthroplasty appear as?

Answer 4

• hyperechoic with posterior reverberation artifacts

Question 5

What does the native bone of the acetabulum and femur appear as?

Answer 5

hyperechoic with posterior acoustic shadowing