Robo-Legs: interesting article on modern artificial limbs

aria

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In a weird way, this almost makes you a little envious. Who knows where this will go in 10 years.
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June 20, 2005
Robo-Legs
By MICHEL MARRIOTT

BLOND and buff, Cameron Clapp is a teenage star.

Dressed fashionably in a faded T-shirt, baggy shorts and sneakers, he recently strolled the crowded sidewalks of Times Square. He walked confidently, flashing the megawatt smile that brightens his Web site and various photographs in newspapers and magazines that have chronicled his story as he travels the country.

Few, if any, of the onlookers had little idea that he is the poster manchild of a new generation of people who are not only embracing all types of breakthrough technologies but also incorporating them into their bodies.

For people who see Cameron Clapp for the first time, he is an object of wonderment: a young man walking and talking tall on shiny robotic legs.

"I make it look easy," said Mr. Clapp, who is 19 and still shows flickers of the cocky skater boy he was before he became what he calls "a severe case."

Mr. Clapp lost both his legs above the knee and his right arm just short of his shoulder after falling onto train tracks almost five years ago near his home in Grover Beach, Calif. After years of rehabilitation and trying a series of prosthetics, each more technologically sophisticated than the last, he finally found his legs.

"I do have a lot of motivation and self-esteem," Mr. Clapp said, "but I might look at myself differently if technology was not on my side." In the last few years, technology has definitely been on his side, in the form of the C-Leg. Introduced by Otto Bock HealthCare, a German company that makes advanced prosthetics, the C-Leg combines computer technology with hydraulics. It literally does the walking for the walker.

Blazing advancements, including lightweight composite materials, keener sensors and tiny programmable microprocessors are restoring remarkable degrees of mobility to amputees, said William Hanson, president of Liberating Technologies Inc., a company in Holliston, Mass., that specializes in developing and distributing advanced (rather than the more conventional kind) prosthetic arms and hands. Statistics show that more than twice as many men as women are amputees.

But something more subtle, and possibly far reaching, is also occurring, some technologists say.

The line that has long separated human beings from the machines that assist them is blurring as complex technologies become a visible part of people who depend upon them. Unlike pacemakers and fabricated heart valves that are embedded in the body, these technologies are, so to speak, worn on their users' sleeves.

Increasingly, amputees, especially young men like Mr. Clapp, and soldiers who have lost limbs in Afghanistan and Iraq, are choosing not to hide their prosthetics under clothing as previous generations did. Instead, some of the estimated 1.2 million amputees in the United States proudly polish and decorate their electronic limbs for all to see.

Long an eerie theme in popular science fiction, the integration of humans with machines has often been presented as a harbinger of a soulless future, populated with flesh-and-metal cyborgs, RoboCops and Terminators. But major universities like Carnegie Mellon and the University of California at Berkeley, as well as companies and the United States military, are exploring ways in which people can be enhanced by strapping themselves into wearable robotics, or exoskeletons.

"There is a kind of cyborg consciousness, a fluidity at the boundaries of what is flesh and what is machine, that has happened behind our backs," said Sherry Turkle, the director of the Initiative on Technology and Self at the Massachusetts Institute of Technology, who is writing a book on robots and culture. "The notion that your leg is a machine part and it is exposed, that it is an enhancement, is becoming comfortable in the sense that it can be made a part of you."

Research at M.I.T. in the 1970's led to the development of the Boston Digital Arm, one of the most realistic looking modern arm prosthetics in the world, manufactured by Liberating Technologies.

Over the years, prosthetics like the C-Leg and the Boston Digital Arm have benefited from the explosion of improving technologies for personal computers and cellphones. For example, Mr. Hanson of Liberating Technologies said that smaller and more powerful microprocessors and rechargeable batteries have helped his company make electronic limbs more reliable.

Statistics on how many amputees use artificial limbs are not available, but figures from the National Center for Health Statistics show that in 1994 (the latest numbers available), about 200,000 people in the United States used a prosthetic limb.

While some users are eager to display their prosthetic marvels, many of which are paid for by private and public health insurance, others like to have them modeled to appear more human. Besides selling prosthetics, Liberating Technologies, for one, offers 19 kinds of silicon sleeves for artificial limbs to make them seem more natural.

"There are two things that are important; one is functionality and the other is cosmetic," Mr. Hanson said. "Various people weigh those differences differently. There are trade-offs."

He said that a 16-year-old girl, for instance, might want to wear a more natural-looking prosthetic limb. But at 35 and maybe a working mother, she may choose a more functional limb.

Hope Harrison, a professor of history and international affairs at George Washington University in Washington, had a leg amputated in 1979. Ms. Hope, 43, said she had used a range of prosthetics, but preferred the C-Leg now. She also prefers to wear it with a natural-looking cover.

"It's one thing to see a man with a Terminator leg," Ms. Harrison said, referring to the cybernetic character played by Arnold Schwarzenegger in the blockbuster movie series. "It may inspire people to say, 'Cool.' But body image for women in this country is model thin and long sexy legs."

But young men, especially those who have been using personal electronics since childhood, are comfortable recharging their limbs' batteries in public and plugging their prosthetics into their computers to adjust the software, Mr. Hanson said.

"I love my Terminator legs," said Nick Springer, 20, a student at Eckerd College in St. Petersburg, Fla., who lost his arms and legs to meningococcal meningitis, a rare and often deadly bacterial disease that he got at summer camp when he was 14.

Like Mr. Clapp, Mr. Springer uses the battery-powered C-Leg system. Mr. Springer, who is broad-shouldered and athletic, said he had never been shy about his legs, which rely on sensors to monitor how the leg is being placed on terrain and microprocessors in the knees to control how the limbs' hydraulic system creates a natural step.

With hard work, Mr. Springer said, his legs, which can cost more than $40,000 each, helped give him back his mobility. He wore a kilt to his high school prom in Croton-on-Hudson, N.Y., and even donned Dr. Martens boots on his artificial legs to attend rock concerts with friends.

He recently went to the movies with his father, Gary, an entertainment publicist in New York, to see "Star Wars: Episode III - Revenge of the Sith."

"The entire time I'm watching the thing, I'm thinking cool but bull," Nick Springer said, referring to the scene in which the character Anakin Skywalker, who lost his arms and legs in light-saber battles, is rebuilt with fully functional prosthetics to become the infamous Darth Vader.

"We have a long way to go before we get anything like that," he said. "But look how far humanity has come in the past decade. Who knows? The hardest part is getting the ball rolling.

"We pretty much got it rolling," Nick Springer continued, referring to the steady technological improvements as well as people's growing acceptance of his legs. He recalled attending a party where the lithium-ion batteries for his legs went dead.

"I usually get 30 hours out of them before I have to charge them again," he said. "But I didn't charge them up the day before."

When his legs ran out of power, he said he spent most of his time sitting on a couch talking to people with his legs plugged into an electrical outlet nearby. "It was fine," he said, adding that no one seemed to care.

Michael Chorost, a science writer and consultant, said that the public has grown accustomed to seeing people carrying around personal technology. "It started with the Walkman in the 1980's," he said.

Mr. Chorost, who is 40 and lives in the San Francisco Bay Area, suffered his own disability by losing his hearing four years ago. Soon after, he had a device known as a cochlear implant placed surgically under the skin behind his ear to restore his hearing. The device requires him to wear a microphone on the side of his head.

In a book he wrote, "Rebuilt: How Becoming Part Computer Made Me More Human," Mr. Chorost recounts how he went to an electronics store to buy a cable to plug his compact disc player into his implant's sound processor. When he explained to the salesclerk that he had a "bionic ear" and showed how he planned to jack the music directly into his head, the clerk nodded and turned back to the cables on the wall. Mr. Chorost wrote, "Maybe he has customers walking into the store all the time asking how to plug things into themselves."

[con't in next post]
 

aria

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[con't from last post]


Mr. Clapp, who has his own Web site, cameronclapp.com, is a contract patient advocate for the Hanger Orthopedic Group, a company in Bethesda, Md., that provides prosthetic services and makes sockets that attach to artificial legs. This month, Mr. Clapp was at a Hanger clinic in Oklahoma City to have new leg sockets built and to compete with other amputees in the Endeavor Games, an annual sporting event for athletes with disabilities.

Mr. Clapp is described as an agile runner and swimmer. It helps that he has three sets of legs: one for walking, one for running and one for swimming. He said he knew that practically everywhere he went, he drew attention. "I might not look too beautiful," he said. "But I give it my hardest."

He talked about how digital technologies swept recorded music from vinyl records to downloadable MP3 files and how similar technological leaps are sure to improve prosthetics in his lifetime.

"It's going to," Mr. Clapp said brightly, "create new stuff."
 

Loopz

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Damn man, that's pretty flat-out amazing. I mean, honestly, our bodies are just organic machines anyway, so if a limb or two is replaced, big f'ing deal. I think it's cool that these people wear their enhancements with pride. That picture of that guy with the replacements is pretty incredible, it really is science fiction come to life.

This is one of those uses of science that is win-win for everyone involved.
Now, if baseball players get these kind of add-ons, they better also put the explosive crackers out in the field. On the serious side of that, wonder what kind of rules will be necessary to regulate the use of such devices by athletes...hmmm.

All we need now are the flying cars, dammit.
 

Mushiki

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Amazing.

Now the Paralympic Games will be something really worth watching.
 

galfordo

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Really cool stuff.

I want to have cybernetic limbs so that I can become my neighborhood's "beater of ass".

:kekeke:
 

GoSpits

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Awesome to hear.
I kept thinking about Terry Fox while reading this, meaning someone who can inspire a generation of amputees into realizing that they can live just as a productive life after their accident as before.
The paragraph about Nick Springer (near the bottom of the first post) confused me, however. He complains that Anakin Skywalker's transformation scene is bull because we don't have the technology yet. Does this guy think the lightsabers, space-traveling dreadnaughts , fully automated droids, etc. currently exist?

edit: an MP3-ready arm would be pretty kickass, complete with headphone jacks, as hinted in one of the final paragraphs.
 

Tron

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Stephane said:
Steve Austin is a reality now ! :buttrock:
Looks that way to me also... one day we will realy have a bionicman ;)

We can rebuild him!We have the technology!
 

aria

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I thought the most amazing part was the deaf man who simply "jacked" the music into his head :p

It reminds me of that article I posted a month or so ago about the new technology that uses a small panel to literally project music into your head without anyone else hearing it.

...the potential of all of this is inspiring (and potentially scary)
 

norton9478

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I'm still waiting for a line of robot hookers.

I have 4 cans of WD-40 ready and wating.
 

Sundance

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norton9478 said:
I'm still waiting for a line of robot hookers.

I have 4 cans of WD-40 ready and wating.

WD-40 = old and busted

Triflow = the new hotness

A little Teflon will go a LONG way.
 

Lovecraft0110

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Heh, nice piece of news, Bobak!

Anybody here who knows the pen & paper RPG Cyberpunk 2020, I wonder?

Ahhh the pleasures of cyberpsychosis...
 
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