5. Delivery

Question 1

Evaluating lab work

• Check what form?
• Inspect the crown and due under what?
• Evaluate areas for binding using what material?
• Use solid to cast to check what 4 things
• Occlusion (especially what kind of contacts)?

Answer 1

1. Prescription
2. Magnification
3. A disclosing material
4. Interproximal contacts, emergency profile, pontic areas, fit on preparation
5. Eccentric contacts

Question 2

What delivering multiple crowns, is it better to go from anterior to posterior? (If you have an mesial contact at first)

Answer 2

Go anterior to posterior (watch for path of insertion issues)

Question 3

What adjusting occlusion on multiple crowns, is it better to go from anterior or posterior?

Answer 3

Go posterior to anterior

Question 4

What’s the main difference between occlude and disclosing wax/fit checker?

Answer 4

Disclosing wax/fit checked has a 3d layer (to view depth of contact)

Question 5

What is the acceptable margin opening distance?

• Width of a human hair?
• An explorer cannot detect margins less than what?

Answer 5

120 microns
40-70 microns
<25 microns

Question 6

Improved epithelial attachment to polished or glazed lithium disilicate surface?

• Porcelain less abrasive if final is glazed or polished?
• Zirconia less abrasive if final is glazed or polished?

Answer 6

1. Lithium disilicate - Polished
2. Porcelain - polished
3. Zirconia - polished