"Taking blood from arteries can be crucial in diagnosing problems in health emergencies – but doing so in the microgravity of space is tricky and potentially dangerous."
"Now researchers have come up with a potential solution - a thumb-sized gadget that collects a sample from the earlobe."
What a marvelous Engineering feat... However Also Canadian suggests that a solution already existed to this dire problemo:
All that money wasted when we could've used the good ol' light saber. Or better yet they could've used that needle on a ball robot Vader used against Princess Lea... Or even Qui-Gon's metaclorite reading thingamagigk...