Figure 3
From: A new ultrasonic process for a renewal of aortic valve decalcification
![Figure 3](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1476-7120-4-2/MediaObjects/12947_2005_Article_86_Fig3_HTML.jpg)
A: Aortic valve before decalcification, an arrow indicates an impressive bulky calcification deposit; B: Aortic valve after decalcification, an arrow indicates a cavity instead of the calcification. This valve is not totally decalcified (3+).