Joshua Powers JaipurKnee a highperformance knee joint for developing world amputees Addressing the Problem Over 25 million people in the world today are suffering from the loss of a limb Amputees looking to replace a missing limb turn to modern prosthetics ID: 462762
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Slide1
Affordable Knee Replacement
Joshua Powers
JaipurKnee
: a high-performance knee joint for developing world amputeesSlide2
Addressing the Problem
Over 25 million people in the world today are suffering from the loss of a limb Amputees looking to replace a missing limb turn to modern prosthetics
Today’s prosthetics are unaffordable, leaving people around the world hopelessSlide3
Costs
Partial foot ($14,187)Ankle disarticulation ($16,356)Hip ($45,633)
Transpelvic disarticulation ($49,208)Transtibial, or below the knee ($16,690)Knee joint ($45,563)
Most expensive and complex portion
of a prosthetic leg
http://healthcaresavvy.wbur.org/2013/04/the-cost-of-prosthetics/Slide4
Who can afford it?
Out of the 25 million people in the world suffering from the loss of a limb, only about 20% can afford the necessary prostheticsAmputees in third world countries do not have the money or resources
for modern prostheticsEach year, disease and trauma in war torn areas of the world leave thousands of new, less fortunate amputeesSlide5
Making affordable prosthetics…
Today’s existing “affordable” prosthetics are limitingAffordable leg prosthetics operate on a single-axis hinge system
On rough terrain, single-axis hinges tend to be unstable and can even buckle at times
Most affordable knee prosthetics used in the last ten years have been unsuccessful Slide6
What’s Needed
The ideal prosthetic knee joint:LightweightDurableHigh range of mobility
AffordableSimpleSlide7
A Real Solution
The JaipurKneeDesigned in collaboration with Stanford University and the Jaipur Foot OrganizationSlide8
Reliable and Affordable
Simple! 5 plastic pieces and 4 standard fastenersEasily integrated; works with standard prosthetic systemsCheap; $20 per unitSlide9
Specifics of the JaipurKnee
Lightweight; 1.5 lbsDurable; oil-filled nylon polymer self lubricates!
165 degrees of motion; bending/kneelingWorks with standard prosthetic systemsBench top tested for 3-5 years of useSlide10
Impact
4,977 patients have been fit with ReMotion's JaipurKnee
79% of these patients are still wearing their prostheses95% of patients report no failures in their JaipurKnees Slide11
Engineering for the future
The D-Rev team aims to provide products that improve the health and well-being of people living on an income of less than $4 dollars a dayCurrently implementing products in India, Haiti, Nepal, Ecuador, Uganda, Kenya, Tanzania, Nigeria, Sri Lanka, Botswana, Bangladesh and Iraq.Slide12
Sources
http://healthcaresavvy.wbur.org/2013/04/the-cost-of-prosthetics/The Journal of Rehabilitation Research and Development
<http://d-rev.org/projects/remotion/design.html>http://www.popularmechanics.com/science/health/med-tech/7-medical-upgrades-for-developing-countries-2#slide-2http://healthcaresavvy.wbur.org/2013/04/the-cost-of-prosthetics/Matthew Karam, MD. Iowa Orthopedic Journal. <http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2958286/>