Touch%20Bionics%20i-Limb%20Prostheses

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Touch Bionics i-Limb Prostheses

• By Justin Pelletier

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i-Limb Ultra

• Functional prosthetic hand.
• Touch Bionics most advanced prosthetic.
• Based off of the i-LIMB Pulse design.
• the most versatile prosthetic hand available
  Touch Bionics

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What it can include

• Fingers that move independently and bend at
  natural joints.
• Manually rotatable thumb.
• Multi-flex wrist option or manually rotatable.
• 4 skin coverings 2 active and 2 natural.
• Variety of automated grips along with custom
  gestures.
• Upgraded biosim software.

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How it works

• Electrode mounted on residual limb.
• User tightens muscles, this generates an
  electrical impulse.
• Impulse sent to computer on board the prosthetic.
• Based which muscles are fired the hand will open
  or close.
• Requires some prepositioning of fingers for some
  actions.

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Positives

• Individual has a hand to help assist them.
• Provides them the ability to do daily activities.
• Individually moving fingers allow for better
  grip.
• Patients say it can help psychologically.

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Setbacks

• Cost 18,000 per prosthetic.
• Although versatile, does require some
  prepositioning for some actions.
• Engineering
• - Gears without force will reverse.
• - Skin Balancing Hardness and Elasticity.

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Works Cited

• Clark, Emily. "I-LIMB Bionic Hand Approaches 100
  Fittings." I-LIMB Bionic Hand Approaches 100
  Fittings. N.p., n.d. Web. lthttp//www.gizmag.com/i
  -limb-bionic-hand/8733/gt.
• "I-Limb Prosthesis." - 1-Handed.com. N.p., 2010.
  Web. lthttp//www.1-handed.com/en/page/i-limb-prost
  hesisgt.
• The Royal Academy of Engineering. "Touch Bionics
  Enabling a New Age in Human Prosthetics." Touch
  Bionics Enabling a New Age in Human Prosthetics.
  N.p., n.d. Web. lthttp//innovationnow.raeng.org.uk
  /innovations/default.aspx?item11gt.
• Touch Bionics Inc. "Touch Bionics." Touch Bionics
  News RSS. N.p., 2013. Web. lthttp//www.touchbionic
  s.com/gt.