Criteria Diagnostic Wax-Ups MicroTemp Technical Q&A IPS Empress Procera P2Z belleGlass HP Sinfony Captek Full Metal Golden Gate Implants PFM ActionGuard Appliances BruxiGuard Dentures Partials Please contact Larry Stites, Department of Research and Development, for technical questions regarding any of our products: email: Larry Stites. Should I use different shade guides for different products? This is not necessary; however, we routinely use the most popular shade guides (Vita, Chromascop, Illuminé, Bioform etc) and can convert and modify the shade you provide to perfectly match the desired restoration. Other than the impression and completed prescription, what else should I send with my case? For a successful case, we recommend you send the following: A Full-Arch Impression Bite Registration Photos Pre-Op models Smile Selection Length of Centrals from Cervical Tissue Stump Shade (for all-ceramic restorations) Articulator Type Facebow or Stick Bite What cements do you recommend I use? Click here for our suggestions. How do I bond IPS Empress? View our IPS Empress presentation for step by step instruction. What types of articulators do you use? We use a variety of articulators available to suit every case requirement: Acculiner Hanua Keystone Panadent Artex Dentatus Sam 3 Stratos 200 Kavo Protar 5 Denar Kavo Sam3 Whipmix 8500 Whipmix model 2240 How do I block out a dark prep? There are a number of ways to successfully block out a dark preparation, we routinely recommend utilizing a composite material on the prepared tooth before bonding (you can bond on top of the composite) or you can also utilize opaque cement.