Transfemoral Flash Cards!
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What are the anatomical borders of the scarpus triangle?
Answer
1) Sartorius
2) Inguinal Ligament
3) Adductor Longus
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 546). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthpaedic Surgeons.
What are some characteristics of a single axis (constant friction) knee?
Answer
1) Simplistic
2) Fixed Cadence
3) Inexpensive and durable
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 530). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthpaedic Surgeons.
This type of knee provides a variable cadence, a natural smooth flowing gait, and add stability in stance.
Answer
Fluid Controlled knee
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 424). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthopaedic Surgeons.
What Excessive terminal impact during terminal phase of gait could be the result of what?
Answer
$3) Worn or absent extension bumper
1) Insufficient knee friction
2) Extension bia is too strong
$3) Worn or absent extension bumper
4) Patient cause (deliberately extends hip to ensure knee extension.
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 394). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthopaedic Surgeons.
This gait deviation may be the result of a poorly contoured lateral wall.
Answer
Abducted gait deviation
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 392). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthpaedic Surgeons.
A prosthetic knee center that is too internally rotated will likely result in what gait deviation?
Answer
Lateral Whip
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 393). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthopaedic Surgeons.
Polycentric constant friction knees are beneficial as they provide this feature during midswing phase of gait.
Answer
Toe Clearance
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 421). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthopaedic Surgeons.
A belt made of fabric or leather that surrounds the pelvis and suspends a transfemoral prosthesis is commonly known as a?
Answer
Silesian belt
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 413). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthopaedic Surgeons.
This type of amputation often requires a four bar prosthetic knee unit and the knee center may need to be displaced distally.
Answer
Knee Disarticulation
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 531-532). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthpaedic Surgeons.
Moving the prosthetic knee posteriorly in the sagittal plane of motion will result in what?
Answer
An increase in knee stability.
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthpaedic Surgeons.
A long heel lever on a prosthetic foot encourages what to happen during stance phase of gait.
Answer
1) Preserves forward moment
2) Encourage knee flexion at Loading Response
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 335-336). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthopaedic Surgeons.
This type of suspension is recommended for a transfemoral amputee with a short residual limb and weakness.
Answer
Pelvic Joint and belt
Smith, D. G., Michael, J. W., & Bowker, J. H. (2004, p. 417). Atlas of amputations and limb deficiencies: Surgical, Prosthetic, and Rehabilitation Principles. American Academy of Orthopaedic Surgeons.