[ Leonard's about to open his mouth to shoot back that there's nothing wrong with just wanting to be sure she's doing alright, after all she did take the brunt of the damage when they crashed and he doesn't need her slipping into a coma the next time she falls asleep, thanks. Her sudden shift in topic, however, successfully gets his attention. ]

Supposedly no, it only works on much shorter distances, to send information to a PADD or some other sort of computer. But if you want to fiddle with it and see if there's anything you can do, have at it.

[ He hands her the tricorder, holding on for just a moment. ]

Just try not to ruin it completely. It might yet come in handy while we're stuck down here, and I don't have a spare one.