Anatomically correct - and amazing

[garishglobes]

I've just come across this guy and his models are extraordinary:

http://www.wired.co.uk/magazine/archive/2012/12/start/heart-of-glass

...and here's his website, if you want to know more:

http://www.farlowsci.com

[Calico Cat]

Wow 

Fascinating stuff.

[Steampunkglass]

Amazing, I saw on tv a while back someone using a glass heart to practise steering a remote operating 'endo-scope-thingie' through, and wondered who'd made it