Particularly, a significant development of the ClinCheck software helps it be easier and more intuitive for doctors to create and change Invisalign treatment plans. Probably the most exciting improvements is the addition of drag-and-drop interfaces for buying Accuracy attachments and Cuts, providing doctors with brand-new tools designed to make it much easier and more efficient for them to develop and review their treatment programs. The Invisalign Doctor Site is normally a secure site where doctors gain access to Invisalign patient records, review and approve ClinCheck treatment plans, view patient account position, order treatment supplies, and more. A substantial redesign of the site not only makes it simpler and even more intuitive to use, but also consolidates all of a patient’s Invisalign records and treatment tasks collectively in a single location for quick access.Working Expenses had been $1.6 billion for the second quarter of 2011, $13.6 million greater than the second quarter of 2010. The operating expenditure ratio was 19.1 % for the next quarter of 2011 and 18.6 % for the next quarter of 2010. Including net realized capital gains and litigation-related insurance proceeds recorded in 2010 2010, these %ages were 19.1 % and 18.2 % for the next quarter of 2011 and 2010, respectively. Corporate Financing Interest Expenditure was $39.9 million and $39.4 million after tax for the second quarter of 2011 and 2010, respectively.