Skip to main content
Skip to search
Ideas change everything
WATCH
TED Talks
Browse the library of TED talks and speakers
Playlists
100+ collections of TED Talks, for curious minds
TED Series
Go deeper into fascinating topics with original video series from TED
TED-Ed videos
Watch, share and create lessons with TED-Ed
TEDx Talks
Talks from independently organized local events
DISCOVER
Topics
Explore TED offerings by topic
Podcasts
Explore the TED Audio Collective
Ideas Blog
Our daily coverage of the world of ideas
Newsletters
Inspiration delivered straight to your inbox
TED Games
Innovative games that challenge you to think differently
ATTEND
Conferences
Take part in our events: TED, TEDGlobal and more
TEDx Events
Find and attend local, independently organized events
TED on Screen
Experience TED from home
TED Courses
Learn from TED speakers who expand on their world-changing ideas
PARTICIPATE
Nominate
Recommend speakers, TED Prize recipients, Fellows and more
Organize a local TEDx Event
Rules and resources to help you plan a local TEDx event
TED-Ed
Award-winning educational content and programs
Translate
Bring TED to the non-English speaking world
TED Fellows
Join or support innovators from around the globe
ABOUT
Our Organization
Our mission, history, team, and more
Conferences
TED Conferences, past, present, and future
Programs & Initiatives
Details about TED's world-changing initiatives
Partner with TED
Learn how you can partner with us
TED Blog
Updates from TED and highlights from our global community
SIGN IN
MEMBERSHIP
Type to search
TED is supported by ads and partners
00:00
Visit advertiser
造價80塊美金的人工膝蓋 － 改變許多人的生命
1,172,473 views
|
克莉絲妲‧唐納森 |
TEDWomen 2013
• December 2013
Read transcript
這些年來或許在科技上有許多驚人的進展，但似乎往往都是那些少部份生活優渥的人才能享受到的。工程師克莉絲妲‧唐納森(Krista Donaldson)介紹一款專為膝上截肢患者設計的人工膝蓋：移動膝蓋(ReMotion knee)，許多截肢者每天賺不到四塊美金。這款設計不僅有最先進的技術，卻也遠比市面上其他人工膝蓋便宜許多。
design
innovation
TED is supported by ads and partners
