Modern medical miracle. Back in the day, you'd have to have transplants or merely suffer the consequences. The Dark Medical Ages, I call 'em.

Hmm, there's... There's an endless amount of instruments and devices I need, to be honest. But, I can certainly write you a list, if you're feelin' adventurous. Hell, you might even find parts of 'em in the junkpile you can bring to me.