Tooth preparation for posterior fi xed partial denture (FPD) Tooth preparation for anterior fi xed partial denture (FPD)

Transcription

1 CHAPTER 17 Tooth preparation for posterior fi xed partial denture (FPD) 1 Defi nition and feature of FPD 2 Actual sequence of tooth preparation for posterior FPD Verify abutment teeth Occlusal guide groove and reduction Buccal wall guide groove and reduction Axial wall preparation adjacent to the edentulous area (This step can be done after Lingual axial wall preparation) Lingual wall guide groove and reduction Breaking interproximal contact point Entire wall axial wall preparation and parallelism evaluation Finish line preparation, polish and fi nalization CHAPTER 18 Tooth preparation for anterior fi xed partial denture (FPD) 1 Defi nition and feature of anterior FPD 2 Actual sequence of tooth preparation for anterior FPD Operator positioning Evaluation of teeth to be prepared Fabrication of silicone index Incisal guide groove application and reduction Buccal surface guide groove application and reduction Edentulous side axial wall preparation (This step can be done after ) Breaking interproximal contact Overall axial wall and fi nish line preparation Measure parallelism Preparation of lingual concavity Finalization and polish CHAPTER 19 Posterior interim (provisional) prosthesis 1 Clinical signifi cance of provisional restoration 2 Type of provisional restoration 3 Difference between temporary crown and provisional restoration 4 Actual fabrication of posterior provisional restoration with autopolymerizing resin (direct method) Material Confi rm preparation and mix autopolymerizing resin and block placement on the preparation Apply anatomical feature Polish and fi nalization 5 Actual fabrication of posterior provisional restoration with autopolymerizing resin (index method) Index fabrication and try in Mixing autopolymerizing resin and resin placement Apply anatomical feature ~ polishing and fi nalization

2 Color Atlas of Fixed Prosthodontics CHAPTER 2 0 Anterior interim (provisional) prosthesis 1 Purpose and fabrication method of anterior provisional restoration 2 Actual anterior provisional restoration fabrication with preformed polycarbonate crown Polycarbonate crown selection and try in Mixing autopolymerizing resin and placement Fixing form Finalization and polish 3 Actual anterior provisional restoration fabrication with denture tooth shell intraorally Denture tooth selection Denture tooth shell fabrication and try in Mix autopolymerizing resin and placement Shape adjustment Finalization and polish 4 Actual anterior provisional restoration fabrication with post Verify abutment tooth and pretreatment Denture tooth selection Fabrication of denture tooth shell and try in Fabrication post portion Placing denture tooth shell on the abutment Shape adjustment Finalization and polish 5 Actual anterior PLV provisional restoration fabrication Validate treating tooth Fabrication of silicone index for provisional restoration PLV tooth preparation Try in silicone index Mix autopolymerizing resin and place index on the tooth Finalization and polish Insertion CHAPTER 21 Posterior interim (provisional) FPD 1 Provisional FPD s clinical signifi cance 2 Type and practicality of provisional FPD 3 Actual provisional FPD fabrication with index and autopolymerizing resin Verify opposing teeth and pontic fabrication The index fabrication and try in Tooth preparation Mix autopolymerizing resin and placement Trimming the excess resin material and determine location of margin Application of anatomical feature Finalization and polish 4 Actual provisional FPD fabrication by direct method with autopolymerizing resin Mix autopolymerizing resin and place on the abutments Application anatomical feature Finalization and polish

3 CHAPTER 2 2 Anterior interim (provisional) FPD 1 Anterior provisional FPD s clinical signifi cance 2 Fabrication types of anterior provisional FPD 3 Actual provisional FPD fabrication method in the lab with preoperative study models Evaluation of abutments teeth Diagnostic wax up and fabrication of silicone index Mock preparation on the study model Provisional FPD fabrication in the lab Intraoral tooth preparation Try in provisional FPD shell Autopolymerizing resin application and intraoral relining Shape adjustment of provisional FPD Polish~fi nalization 4 Actual intraoral direct and indirect provisional FPD fabrication methods with silicone index Fabrication of silicone index Silicone index intraoral try in Mix autopolymerizing resin and index placement Shape adjustment Polish and fi nalization CHAPTER 2 3 Gingival displacement (retraction) 1 Defi nition and clinical signifi cance of gingival displacement 2 Type of gingival displacement and classifi cation of medication and displacement cord 3 Difference between gingival displacement at the time of tooth preparation and fi nal impression and precaution 4 Actual mechanical and chemical gingival displacement method prior to fi nal impression Evaluation of abutment teeth and local infiltration anesthesia Preparation of displacement cord and a cord packer Primary tissue displacement Second cord packing CHAPTER 2 4 Custom resin tray 1 Custom resin tray s clinical signifi cance and purpose 2 Actual maxillary custom resin tray fabrication for fi xed dental prosthesis Prior knowledge for custom resin tray fabrication and necessary preparation for equipments and materials Outline drawing Placing spacer Stopper application Application of tray resin and polymerization Adding a handle Trimming~reshaping~fi nalization 3 Actual mandibular custom resin tray fabrication for fi xed dental prosthesis Outline drawing Placing spacer Stopper application Application of tray resin and polymerization Adding a handle Trimming~reshaping~fi nalization

4 Color Atlas of Fixed Prosthodontics CHAPTER 2 5 Final (defi nitive) impression procedure 1 Clinical signifi cance and purpose of fi nal impression procedure 2 Instruments and materials for fi nal impression 3 Preparation for fi nal impression procedure- especially saliva control 4 Types of fi nal impression procedure 5 Actual fi nal impression procedure with a custom resin tray Try in custom resin tray Gingival tissue and dental arch examination-gingival displacement Blocking out undercut Apply tray adhesive Displacement cord removal Injecting silicone impression material on the arch Placing the tray Final impression with the custom resin tray completion- Trimming 6 Actual fi nal impression procedure-two step putty / wash technique with a stock tray Selection of a disposable stock tray Reshaping a plastic stock tray First step impression Second step impression Completion of fi nal impression procedure- two step putty/wash technique with a stock tray - Trimming 7 Actual fi nal impression procedure-one step putty / wash technique with a stock tray Selection of a stock tray and shape adjustment Tray/Putty type + injection type impression material placement in the tray- Tray placement on the arch Completion of fi nal impression procedure- one step putty/wash technique with a stock tray- Trimming Final impression surface comparison with three fi nal impression technique described in this chapter CHAPTER 2 6 Definitive restoration try in, interim cementation, final insertion 1 Clinical signifi cance, purpose and precaution of restoration try in, interim cementation, fi nal insertion 2 Actual restoration try in, interim cementation, fi nal insertion and precaution Delivery of defi nitive restoration Clean abutment Verify proximal contact points intraorally Crown fi t verifi cation Marginal fi t verifi cation Occlusal adjustment Interim (temporary) cementation Final (defi nitive) cementation

5 CHAPTER 2 7 Occlusal adjustment 1 Clinical occlusion corresponding elements 2 When should the occlusal adjustment be done? 3 Principle of the occlusal adjustment 4 Armamentarium for the occlusal adjustment 5 Theory and technique of the occlusal adjustment depending on the situation Occlusal adjustment for hyperocclusion at intercuspal position Occlusal adjustment for interferences during lateral movement Occlusal adjustment of interference on excursion from centric relationship to intercuspal position CHAPTER 2 8 Occlusal analysis 1 Clinical signifi cance of occlusal analysis 2 Prior to occlusal analysis- Determinant criteria of fi nal jaw position 3 What should be analyzed on the articulator? 4 Actual occlusal analysis (1) Interocclusal record in CR with various anterior jigs and mounting model on the articulator Fabrication of maxillary and mandibular study model Mount maxillary study model on the articulator with facebow Interocclusal record in CR~mount mandibular study model on the articulator 1 Interocclusal record in CR with various anterior jigs (On the typodont) Interocclusal record in CR~mount mandibular study model on the articulator 2 Interocclusal record in CR with various anterior jigs (Actual procedure with a patient) 5 Actual occlusal analysis (2) Guide to CR position with fi nger manipulation and interocclusal record Theory of chin guidance Actual chin guidance method Theory of Dawson method Actual Dawson method Theory of the centric locator Actual clinical application of the centric locator 6 Actual occlusal analysis (3) Mounting mandibular model on the articulator 7 Actual occlusal analysis (4) Determine articulator s condylar inclination by eccentric (check bite) interocclusal record Theory of lateral interocclusal record Actual lateral interocclusal record technique (On the typodont) Theory of protrusive interocclusal record Actual protrusive interocclusal record procedure (On the typodont) Actual condylar path angle adjustment on the articulator (On the typodont) Actual eccentric interocclusal record (Actual procedure with a patient) Actual condylar path angle adjustment on the articulator (Actual procedure with a patient)

6 Color Atlas of Fixed Prosthodontics 8 Actual occlusal analysis (5) Model analysis and occlusal adjustment on the articulator 1) A verifi cation method of accurate mounting model Verification of intraoral premature contacts in CR Mounting mandibular model in CR on the articulator Verifi cation of coinciding intraoral premature contacts in CR and premature contacts on the models in CR 2) Occlusal adjustment on the models (simulation on the models) Preparation of simulation occlusal adjustment on the models Premature contacts verifi cation on the models Measure vertical interocclusal distance with a caliper Starting occlusal adjustment (simulation) on the models Understand the indication of occlusal adjustment completion Occlusal adjustment during lateral movement CHAPTER 2 9 Dental treatment skill improvement -The concept for the young dentists and the importance to have a mentor 1 Acquiring basic skill is the essential for skill improvement 2 Importance to select an appropriate mentor for skill improvement 3 Three important principles for prosthetic treatment Appendix Index Reference