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CHAPTER 11 Case Presentations: Alternatives for Final Framework Designs
A
B FIGURE 11-27 A, Completed screw-retained wax rim. At the second appointment, a clinically stable wax rim allows predictable and efficient record-taking. B, A final bite reg istration allows mounting of the patient’s plaster casts.
A
B FIGURE 11-28 At the third appointment, the addition of teeth to the wax rim allows establishment of proper anterior-posterior tooth position.
A
B FIGURE 11-29 A putty index of the proper anterior-posterior tooth position allows the laboratory technician to properly extend the dimensions of the framework to support the occlusal loads, preventing acrylic stress fractures and “popping teeth.”