Creating The Bionic Arm
April 12, 2009 6:50 PM
Thanks to the biggest innovation in prosthetic arms since World War II it's now possible for amputees to pick up small, delicate objects they never thought they would master. Scott Pelley reports.
The Pentagon's Bionic Arm
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See all 15 CommentsI honestly question the long term use of this prosthesis and functionality with the human body. In my opinion, Mr Downs is experiencing an intense physiological human experience. Seeing an "artificial" hand on the end of his remaining limb, which he has not experienced since he was 23, induces intense emotional feelings, but wearing the Deka, or any other Myo arm, for long periods of time during daily activities will be put to the test because of the weight issue.
Scott Ricker
Massachusetts
I speak from experience and relate to this gentlemans emotions. I have worn a Boston Elbo, a Utah Arm and 3 Hosmers and bottom line is, if any of the myo-electrics malfunction, they are un-usable and do nothing for an upper limb amputee! I have done 1000s of task with my Hosmers and have even repaired them at times when they broke; you can't do that with the myo-electrics. My Utah Arm was valued in excess of $80k back in 1996 yet now it is sitting in a closet. The cost to repair it or replace it is way beyond most Individuals with Disabilities resources. Hangar Prosthetics doesn't even want to take the time to fix my hosmer because they, and so many other prosthetic suppliers are all about the $$$!
Ricardo Neves da Silva
Seriously, we are of course not just human because of the thumb. And it is true, we share this feature with squirrels.
However, it is one of the things that are really important for us and our humanity.
The combination of
- opposable thumb
- walking upright (and straight upright, not bent forward like apes)
- the big forehead and accordingly big frontal brain
- 3D sight through two frontal eyes
is what makes a human.
Prostetics can help us replace legs for upright walking, arms and,as this report shows, hands with opposable thumbs, and in the future, I am sure, eyes that see fairly well 3D and in colour.
However, all this is created with our abstractly thinking human frontal cortex (which is also the part of the brain which is completely restructured in puberty).
Andrew Humphrey
Detroit
http://www.andrewhumphrey.com
My students seemed very motivated to listen and learn about the increase of technology. The main question I had, along with my students, was, from what I got out of the video, the controls and sensors to control the arm are in the clients shoe. If this is indeed the case (If I am wrong please notify me), How are the clients able to control the arm while thy are walking? I was blown away by the question and had no answer because I was not aware if the video discussed this.
If someone could explain if the sensors are indeed in the shoes, and if they are, how do clients control the arm while walking? Thank you very much.
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