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submitted 1 year ago by Joleee@lemmy.world to c/science@lemmy.world

MIT engineers have developed an implantable device for Type 1 diabetes treatment. The device contains insulin-producing cells and self-generates oxygen by splitting bodily water vapor. Promising results in diabetic mice show stabilized glucose levels. This advancement could eliminate daily insulin injections, offering a groundbreaking solution for diabetes management.

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[-] NOT_RICK@lemmy.world 8 points 1 year ago

Here’s the story directly from MIT. I hope this goes somewhere!

[-] Cocodapuf@lemmy.world 2 points 1 year ago

So many questions...

Is the "Oxygen factory" component worn externally?

How exactly does it separate the Oxygen from vapor? What do they mean by "vapor", does that mean the implant needs access to the respiratory system somehow?

[-] holycrap@lemm.ee 5 points 1 year ago

I wonder why they don't use the oxygen carried by the red blood cells instead of producing their own. I'm guessing this way is just easier from a technical standpoint but it seems more energy intensive.

[-] MushuChupacabra@lemmy.world 16 points 1 year ago

Oxygen and carbon dioxide exchange happens at the capillary level, where red blood cells squeeze through one blood cell at a time. The fact that the red blood cells are physically pressed up against the capillary walls, is a mechanical requirement to help strip oxygen off of hemoglobin and to dump carbon dioxide at the same binding site.

You'd basically need to grow organs and tissue capable of that gas exchange, at which point you'd be at the endgame of simply replacing defective organs and glands with actual organs and glands, instead of a manufactured pseudo gland.

[-] holycrap@lemm.ee 5 points 1 year ago

I see. So there simply isn't a practical way of getting the oxygen that way.

[-] MushuChupacabra@lemmy.world 2 points 1 year ago

We're not at that technological level yet.

this post was submitted on 10 Oct 2023
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