Fig. 1
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs13019-016-0412-4/MediaObjects/13019_2016_412_Fig1_HTML.gif)
a. Original Carpentier-Edwards Perimount design. b. Magna valve based on the original design but now with a lower profile and Therma fix processing
a. Original Carpentier-Edwards Perimount design. b. Magna valve based on the original design but now with a lower profile and Therma fix processing