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Four Main
Types of
Artificial
Limbs
By Matthew Garibaldi
Transradial
Prosthesis
• An artificial limb that replaces an arm
missing below the elbow!
• Two types available: cable-operated
limbs and myoelectric arms!
• Cable operated limbs work by attaching
a harness and cable around the
opposite shoulder of the damaged arm!
• Myoelectric arms work by sensing with
electrodes when the muscles in the
upper arm moves, causing an artificial
hand to open or close
Transhumeral
Prosthesis
• An artificial limb that replaces an
arm missing above the elbow!
• The complexities around moving
the elbow makes mimicking the
correct motion with an artificial
limb very difficult
Transtibial
Prosthesis
• An artificial limb that
replaces a leg
missing below the
knee!
• Amputees can often
regain normal
movement more
readily than someone
with a transfemoral
amputation, since
retaining the knee
makes movement
easier
Transfemoral
Prosthesis
• An artificial limb that replaces a leg
missing above the knee!
• The lack of knee makes it hard for
amputees to regain normal
movement!
• Transfemoral amputees generally
need to use approximately 80%
more energy to walk than a person
with two whole legs!
• Newer and more improved designs
allow more control for the user

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Four Main Types of Artificial Limbs, by Matthew Garibaldi

  • 2. Transradial Prosthesis • An artificial limb that replaces an arm missing below the elbow! • Two types available: cable-operated limbs and myoelectric arms! • Cable operated limbs work by attaching a harness and cable around the opposite shoulder of the damaged arm! • Myoelectric arms work by sensing with electrodes when the muscles in the upper arm moves, causing an artificial hand to open or close
  • 3. Transhumeral Prosthesis • An artificial limb that replaces an arm missing above the elbow! • The complexities around moving the elbow makes mimicking the correct motion with an artificial limb very difficult
  • 4. Transtibial Prosthesis • An artificial limb that replaces a leg missing below the knee! • Amputees can often regain normal movement more readily than someone with a transfemoral amputation, since retaining the knee makes movement easier
  • 5. Transfemoral Prosthesis • An artificial limb that replaces a leg missing above the knee! • The lack of knee makes it hard for amputees to regain normal movement! • Transfemoral amputees generally need to use approximately 80% more energy to walk than a person with two whole legs! • Newer and more improved designs allow more control for the user