You guys may also be interested in the Olaes-bandage: http://www.tacmedsolutions.com/07/products/product_detail.php?prod_id=3


This is a trauma bandage with a roll of kerlix and a piece of occlusive plastic (for penetrating chest-injuries) built into it.

Demo on youtube:

http://nl.youtube.com/watch?v=y4XJx1PoivQ


I've got a couple of them and they work very good, even for the big bleeders.