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Biotech

Neuralink Has Successfully Implanted a Second Brain Chip, Musk Says (reuters.com) 91

Late Friday Elon Musk appeared on Lex Fridman's podcast for a special eight-hour episode about Neuralink.

It's already been viewed 1,702,036 times on YouTube — and resulted in this report from Reuters: Neuralink has successfully implanted in a second patient its device designed to give paralyzed patients the ability to use digital devices by thinking alone, according to the startup's owner Elon Musk... [Musk] gave few details about the second participant beyond saying the person had a spinal cord injury similar to the first patient, who was paralyzed in a diving accident.

Musk said 400 of the implant's electrodes on the second patient's brain are working. Neuralink on its website states that its implant uses 1,024 electrodes... Musk said he expects Neuralink to provide the implants to eight more patients this year as part of its clinical trials.

Neuralink's device "has allowed the first patient to play video games, browse the internet, post on social media and move a cursor on his laptop," according to the article: The first patient, Noland Arbaugh, was also interviewed on the podcast, along with three Neuralink executives, who gave details about how the implant and the robot-led surgery work. Before Arbaugh received his implant in January, he used a computer by employing a stick in his mouth to tap the screen of a tablet device. Arbaugh said with the implant he now can merely think about what he wants to happen on the computer screen, and the device makes it happen... Arbaugh has improved on his previous world record for the speed at which he can control a cursor with thoughts alone "with only roughly 10, 15% of the electrodes working," Musk said on the podcast.
Fridman said his interview with Musk was "the longest podcast I've ever done," calling their conversation "fascinating, super technical, and wide-ranging... I loved every minute of it."
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Neuralink Has Successfully Implanted a Second Brain Chip, Musk Says

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  • Hmm. Time for a re-read on this one.

  • Wow ! He's eating his own dog food. Good on you, Elmo.

  • Ad? (Score:4, Funny)

    by jo7hs2 ( 884069 ) on Sunday August 04, 2024 @06:22PM (#64680528) Homepage
    Is this essentially just an ad for the podcast?
  • by humankind ( 704050 ) on Sunday August 04, 2024 @06:33PM (#64680544) Journal

    That means the guy they put the chip into **hasn't died yet**.

    • God. Score: 4, Informative

      Should be Score: 4, Hate Musk

      Is it possible to actually do something crazy with a company that Musk owns like, say, judge the company for what they are doing and the results they are delivering? The derangement on anything with his name attached has grown far whackier than the cult of fan boys who fall on his every word. Which I didn't think was possible.

  • Neuralink Has Successfully Implanted a Second Brain Chip, Musk Says (reuters.com)

    ...and how many more chips do they anticipate having to implant before they've finally fixed whatever is wrong with Elon?

  • ...but have they solved the electrode rejection problem yet? While all this progress is good, I've worked on more than one R&D project that was ultimately shelved because we could not solve a fundamental design/material limitation
    • by Terwin ( 412356 )

      One of the issues was the loss of fluid during the surgery allowed a bubble inside the skull that caused the brain to pull away from the implant when the bubble passed between them.

      From what I have seen in a youtube video(where Elon is sitting with his top neurolink people taking about their plans for the second implant), they have a newer approach for the implant surgery that will prevent the problematic bubble from forming.

      Another point was the first implant wires were mostly placed along the sides of br

  • These implants are not durable.

    • Re: (Score:3, Informative)

      by upuv ( 1201447 )

      There are two aspects to Neuralink.

      A computer model that needs to be generated that allows for the translation of signals captured to be mapped to "actions". This is the learning portion that all recipients would have to go through.

      The second is the implants. This is actually the hard part. Because you are absolutely correct. They aren't durable. The human body will ultimately reject them and defend against them. Thus over time the sensitivity of the probes will drop off. Falling to zero eventually.

      L

      • by gweihir ( 88907 )

        yes. Also remember that there is already a few decades of research on implantable electrodes. For the brain, all failures so far. Hence it is impossible to say whether these will become durable enough to justify the risk in 10, 100, or 1000 years. Working on the other part is entirely premature. But it is Musk. The guy with the gigantic ego and the rather small actual skills that always seeks to present himself as the best thing since sliced bread.

        • Re: (Score:2, Informative)

          by Anonymous Coward

          Working on the other part is entirely premature. But it is Musk. The guy with the gigantic ego and the rather small actual skills that always seeks to present himself as the best thing since sliced bread.

          Umm...more people than Elon are involved in this, and any one of them saying no would have already put a stop to it. If the FDA felt it was premature, they would have stopped it. If the surgeons felt it was premature, they would have stopped it. Note the FDA does a LOT more scrutinizing of these than basically anybody else in the world, even to the point of making it so that the US is often the first at developing medical technology but often the last to be allowed to use it, entirely because of the FDA.

          Thi

      • by AmiMoJo ( 196126 )

        I have a feeling that Musk has once again vastly over-estimated the ability of AI to solve this problem. Just like he did with Full Self Driving and his bipedal robot. He thinks that AI will allow Nuralink to do all this amazing stuff, but it's not nearly that capable.

    • Based on the available information it seems that the implants themselves are durable enough, but that the human body doesn't tolerate them well and they don't stay in place; they're mechanically pressed out of the brain, or at least out of position such that they no longer are useful.

  • Elon Musk has a long history of lying about his products. Do journalists not check their sources any more?
  • just kidding, I like Lex, but I'm going to need another podcaster to summarize that 8 hour marathon ;)
  • Just because Elon Musk did something?

    There are dozens of other researchers in this field doing amazing things. They've been working on this technology for, literally, decades and decades.

    There's one implanted subject who can feel the clasp when you shake his robot's hand. How cool is *that*? I met him recently, although without the robot, unfortunately. He's one of the most amazing people I've had the pleasure of knowing. The research team he works with is world-class.

    But, despite doing incredibly good

    • That was (is?) run by John Hopkins and was funded and driven by DARPA. I don't believe they had to beg for anything. Also more than one patient involved. Wouldn't be at all surprised if there's been any collaboration between them as there are very few people working on this. That was also nearly a decade ago, curious why there hasn't been any follow-up reporting.

      Though I'm a bit awestruck by a lot of the comments I'm seeing on slashdot. I think this guy said it best:

      https://www.youtube.com/watch?... [youtube.com]

      • by pz ( 113803 )

        While there was work at Johns Hopkins, the research I'm referring to is ongoing at U. Chicago and Northwestern.

        And, yes, even with DARPA, you have to beg for money. They don't (usually) come to you and say, "here's $100M, go do this great thing." Moreover, with DARPA, you're getting in bed with the devil, as they are entirely results and milestone driven, and have an excessive need for handholding. That doesn't mesh well with open-ended research where you are doing something that no-one has done before,

      • Somehow I doubt DARPA is in this to help rehabilitate soldiers post-injury and more to build robot armor for super soldiers.

  • "I aM mOvInG tO tExAs oVeR aN lGbT bIlL I dOn'T lIkE!" I would be more inclined to respect Musk if he didn't publicly say stupid things. (hint: he already started to move operations to Texas long before that bill to take advantage of the tax situation there)
  • they got 400 or 1024 successfully "implanted" to the right place (I assume?)

    If this tech ever works out will we be constantly upgrading our implant count - 1024 to 2048 to 4096, etc? Will his sewing machine simply be adding more implants to new regions or would you have to pull out the old ones first? Or will old people just be useless because they have the old tech?

  • The word "pathological" is being thrown around in this list of posts so far pertaining to Musk, but I think the real pathological behavior is how some subset of the internet behaves every time something about him is posted.

    You don't have to be a fan of Musk to realize that with the most vitriolic posts about him the poster seems to be really upset about not what Musk said or did, but what they imagine he said or did. And there is no convincing them otherwise. Facts take a hike. No amount of debunking

  • I have absolutely zero worries about letting a mogul troll hotwire my brain.

  • Yes, Musk has accomplished a lot. But, he does frequently make wild claims that are disconnected from reality. He promised full auto-pilot for Tesla and charged more than $10K for it more than 5 years ago. No full auto-pilot to this day. And yes, I did pay for it 5 years ago.

    He also spouted a whole bunch of things about Tesla being used as robo-taxies. And that was several years ago as well.

    Over time his claims have become wilder and wilder and in my eyes he has become less believable. I see some para

  • "Successfully" is a tricky word and I'm not convinced Musk and I are using it in the same way.

    The patient died, BUT I successfully removed the tumor. Yay for me!

  • When Musk's anti-social networking empires crumple, they are going to feel a bit silly.

Experiments must be reproducible; they should all fail in the same way.

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