Technology is going extremely fast. About 10 years ago, everyone was still walking with refrigerators in their hands, while nowadays you can just call your watch.
It all seems a bit like inspector gadget, but now it's 'just' reality. Also in the medical world, developments are growing super fast and they discover the most bizarre things.
Ever heard about the veinviewer? This device can see how your veins run so the doctor doesn't need to feel anymore and knows exactly where to pierce.
No more pain, ever!