Medical Animation Library
http://pennhealth.com/health_info/animationplayer/

Choose a topic from the extensive topic listings to view a medical animation. This content is bandwidth intensive and from the University of Pennsylvania Health Systems. The latest versions of the following browser plug-ins must be installed: Shockwave and Quicktime. This is an excellent resource of medical animations covering a broad spectrum of medical conditions and topics. This has been added to Healthcare Resources Subject Tracer™ Information Blog.