Session
Program Chairs
Dr. DT
10/ 3(Sat)
10:30 - 12:00 13:30 - 15:00 15:15 - 16:45
4F〜6F ホール C
Session 37
Session 38
Session 39
The Power of Teamwork in Achievement Excellence Aesthetic Prosthodontics
― Designing Excellence Together ―
審美補綴を支える歯科医師と歯科技工士の「共創力」
The Power of Teamwork in Achievement Excellence Aesthetic Prosthodontics
― Designing Excellence Together ―
Program Chairs
Dr. DT
10/ 3(Sat)
10:30 - 12:00
4F〜6F ホール C
Session 37
Session 38
Session 39
Part 1：Harmonizing with Natural Teeth: Integrating Biomimetic Perspectives
第一部：バイオミメティック・天然歯との調和
Lecturer
Reproducing the color and surface characteristics of natural teeth in porcelain restorations
- Color Design of the Dentin Structure in PFZ Restorations
- Characterization Using Internal Stains
- Digital Image Superimposition (Virtual Try-in)
The expanding clinical application of contemporary ceramic materials has significantly improved the balance between esthetics and durability compared with the era when PFM restorations were the standard of care. Material-driven approaches that rely on the inherent optical properties of ceramics have simplified shade reproduction, particularly in multiple-unit restorations, where reducing or eliminating porcelain layering can shorten fabrication time and improve reproducibility.
However, in cases requiring highly accurate reproduction of the color and surface characteristics of adjacent natural teeth, the fundamental principles and technical challenges of ceramic crown fabrication have changed little over the past two decades, despite advances in CAD/CAM technology and digital photography.
This lecture will review the essential principles for reproducing the appearance of natural teeth in ceramic restorations. Particular emphasis will be placed on selecting dentin porcelains based on chroma, understanding the optical changes that occur after applying translucent porcelains, and characterizing the dentin structure with internal stains while accounting for these changes. In addition, the application of digital image superimposition (virtual try-in) during crown fabrication will be presented as a practical tool for improving the predictability of esthetic outcomes.
However, in cases requiring highly accurate reproduction of the color and surface characteristics of adjacent natural teeth, the fundamental principles and technical challenges of ceramic crown fabrication have changed little over the past two decades, despite advances in CAD/CAM technology and digital photography.
This lecture will review the essential principles for reproducing the appearance of natural teeth in ceramic restorations. Particular emphasis will be placed on selecting dentin porcelains based on chroma, understanding the optical changes that occur after applying translucent porcelains, and characterizing the dentin structure with internal stains while accounting for these changes. In addition, the application of digital image superimposition (virtual try-in) during crown fabrication will be presented as a practical tool for improving the predictability of esthetic outcomes.
Lecturer
-TAKUMI-
匠-TAKUMI-
- Mastering the art of dental technology: Lessons from a master dental technician
- Reproducing natural tooth morphology in composite resin restorations
- Composite resin selection and the reproduction of natural tooth structure
- The relationship between tooth morphology and color reproduction
In today's digital era, efficiency and reproducibility have become central to restorative dentistry. However, we must not lose sight of the craftsmanship, artistic sensitivity, and appreciation of natural beauty that arise from skilled handwork—the essence of the Japanese concept of *TAKUMI*. The ultimate goal of prosthodontic and restorative treatment has always been the faithful reproduction of natural dentition, a foundation built over decades by exceptional dental technicians. In particular, Japanese dental technicians have made remarkable contributions to the field of tooth morphology, earning worldwide recognition for their precision and artistry.
The morphology and intricate surface texture of natural teeth possess a level of refinement comparable to that found in traditional Japanese craftsmanship. Well-designed tooth morphology imparts vitality and realism to restorations, elevating restorative treatment beyond a technical procedure to a form of artistic expression. As contemporary dentistry has shifted toward minimally invasive, esthetic treatment, restorative materials have increasingly evolved from ceramics to composite resins. Consequently, the ability to reproduce natural tooth morphology is no longer the exclusive domain of dental technicians but has become an essential clinical skill for dentists as well.
This lecture will revisit the concepts of morphology and esthetics cultivated by Japanese clinicians and technicians through the lens of *TAKUMI*. From the perspective of a composite artist, practical clinical approaches for reproducing natural dentition with direct composite resin will be presented, demonstrating how timeless esthetic principles can be integrated into modern minimally invasive restorative dentistry.
The morphology and intricate surface texture of natural teeth possess a level of refinement comparable to that found in traditional Japanese craftsmanship. Well-designed tooth morphology imparts vitality and realism to restorations, elevating restorative treatment beyond a technical procedure to a form of artistic expression. As contemporary dentistry has shifted toward minimally invasive, esthetic treatment, restorative materials have increasingly evolved from ceramics to composite resins. Consequently, the ability to reproduce natural tooth morphology is no longer the exclusive domain of dental technicians but has become an essential clinical skill for dentists as well.
This lecture will revisit the concepts of morphology and esthetics cultivated by Japanese clinicians and technicians through the lens of *TAKUMI*. From the perspective of a composite artist, practical clinical approaches for reproducing natural dentition with direct composite resin will be presented, demonstrating how timeless esthetic principles can be integrated into modern minimally invasive restorative dentistry.
Lecturer
Respect for Nature and Modification to Clinical Morphology
Respect for Nature and Modification to Clinical Morphology
〜患者のニーズに応じた美しい歯列の構築〜
- Application of natural tooth morphology to esthetic restorations
- Strategic use of mock-ups in treatment planning
- Monolithic veneer restorations
Creating beautiful, healthy smiles based on the morphology of natural dentition is a fundamental objective of esthetic restorative dentistry. However, laminate veneer restorations demand both minimal invasiveness and exceptional esthetic outcomes, while the limited restorative thickness significantly restricts the available space for reproducing color and morphology. As a result, every 0.1 mm of ceramic thickness requires careful clinical and technical decision-making. In this lecture, I will present a treatment philosophy for smile design based on a modified clinical morphology concept derived from natural tooth anatomy. Through a series of clinical cases, the treatment workflow will be reviewed step by step, illustrating practical strategies for achieving predictable esthetic outcomes with minimally invasive veneer restorations.
Lecturer
Observation and reproduction of natural tooth surface texture: The science behind lifelike surface characterization
Although digital technologies have dramatically improved the efficiency of dental laboratory workflows, the quality of ceramic finishing and final surface characterization still depends largely on the craftsmanship of the dental technician. Even in the digital era, these analog skills remain critical in determining the final appearance and realism of a restoration.
The surface texture of natural teeth is highly individual, with each tooth exhibiting unique characteristics in gloss, texture intensity, and surface morphology. Furthermore, each of the three fundamental tooth forms possesses its own distinctive surface features. In this lecture, I will present the principles and “rules” that I use to observe and reproduce these characteristics, sharing practical insights that guide my daily clinical and laboratory work toward creating more lifelike restorations.
The surface texture of natural teeth is highly individual, with each tooth exhibiting unique characteristics in gloss, texture intensity, and surface morphology. Furthermore, each of the three fundamental tooth forms possesses its own distinctive surface features. In this lecture, I will present the principles and “rules” that I use to observe and reproduce these characteristics, sharing practical insights that guide my daily clinical and laboratory work toward creating more lifelike restorations.
Program Chairs
Dr. DT
10/ 3(Sat)
13:30 - 15:00
4F〜6F ホール C
Session 37
Session 38
Session 39
Part 2：Aesthetic Design and Planning
第二部：Aesthetic Design and Planning
Lecturer
Like Lennon McCartney
Like Lennon McCartney
- 技工士と歯科医師、同じ景色の共有
- デジタルを活用したアナロジカルなラボコミュニケーション
- 同世代での共作により得られる互いの成長と喜び
- 技工士と歯科医師、同じ景色の共有
- デジタルを活用したアナロジカルなラボコミュニケーション
- 同世代での共作により得られる互いの成長と喜び
Lecturer
Arts and Practice
Coming Soon
- Principles of esthetic design considered through long-term clinical outcomes
- Selecting materials and treatment plans with aging in mind
- Knowledge from the past and reconstruction in the present
- The unwavering "essence" of treatment, no matter how the times change
For 18 years, we have followed the same group of cases―each of us from our own perspective, one as a dentist and one as a dental technician.
This journey has also been a continuing inquiry into what "beauty" truly means for each individual patient.
Over this period, dentistry has advanced remarkably in both technique and materials, and the means of expressing esthetics have expanded dramatically.
In this lecture, we will examine the long-term outcomes of treatments we performed in the past, and on that basis reconsider what choices we would make given today's knowledge. At the same time, we wish to reflect on the unchanging "essence" of treatment that endures even amid the changing times.
This journey has also been a continuing inquiry into what "beauty" truly means for each individual patient.
Over this period, dentistry has advanced remarkably in both technique and materials, and the means of expressing esthetics have expanded dramatically.
In this lecture, we will examine the long-term outcomes of treatments we performed in the past, and on that basis reconsider what choices we would make given today's knowledge. At the same time, we wish to reflect on the unchanging "essence" of treatment that endures even amid the changing times.
Lecturer
Esthetic treatment planning for anterior restorations
- Key considerations in anterior restorative treatment
- Recognizing and interpreting each patient's individual characteristics
The outcome of anterior restorative treatment, whether involving a single tooth or multiple teeth, depends greatly on the clinician's and technician's ability to achieve highly esthetic results. Successful restorations require not only careful observation of each patient's unique dental characteristics but also the technical skill to reproduce those features accurately in the final prosthesis. Every aspect of the restoration should be based on a clear rationale; without such reasoning, the result is merely coincidental and cannot be reproduced consistently. In this lecture, I will present the clinical principles and thought processes that guide my daily approach to designing and fabricating anterior restorations, with a focus on achieving predictable and natural-looking esthetic outcomes.
Program Chairs
Dr. DT
10/ 3(Sat)
15:15 - 16:45
4F〜6F ホール C
Session 37
Session 38
Session 39
Part 3：Comprehensive Prosthetic Treatment in Pursuit of Refined Aesthetics
第三部：洗練された美を追求した総合的補綴治療
Lecturer
Collaborative Treatment Design for Prosthodontic Esthetics and Function
補綴学的審美と機能を形にする
コラボレーティブトリートメントデザイン
Collaborative Treatment Design for Prosthodontic Esthetics and Function
- Prosthodontic esthetics and function are largely determined by strategic treatment planning before treatment begins.
- Close collaboration between the dentist and the dental technician enhances the precision and predictability of prosthodontic treatment.
- Digital technologies provide a new platform for diagnosis, treatment planning, and communication between the clinical and laboratory teams.
- Integrating esthetic analysis with functional assessment enables more predictable and stable clinical outcomes.
Achieving a balance between esthetics and function in prosthodontic treatment begins with appropriate treatment planning before clinical intervention. This lecture will discuss a treatment design philosophy based on close collaboration between the dentist and the dental technician. In addition, the use of digital workflows for diagnosis, treatment planning, and communication will be presented, highlighting how the integration of esthetic analysis and functional assessment contributes to predictable prosthodontic outcomes. Clinical cases will be used to illustrate practical strategies for achieving stable, long-term results.
Lecturer
Morphological Considerations in Gingival Prostheses
Coming Soon
- Re-evaluating the anatomy of the peri-prosthetic tissues and its influence on prosthesis design
- The relationship between gingival contour, pontic base design, transmucosal emergence profile, and cleanability
- The relationship between gingival morphology and the esthetic integration of prosthetic restorations
The widespread adoption of CAD/CAM technology has made the fabrication of large implant-supported prostheses, such as bone-anchored bridges, considerably easier than in the analog era. As a result, prostheses incorporating artificial gingiva are now used more frequently, accompanied by increasing esthetic demands for gingival reproduction. Although techniques for reproducing gingival color have advanced substantially, successful outcomes depend not only on esthetics but also on appropriate anatomical design that facilitates long-term plaque control and maintenance. This lecture will discuss the principles of designing gingiva-colored prostheses, with particular emphasis on the relationship between anatomical morphology, cleanability, and esthetic integration.
Lecturer
The Essence of Esthetic Rehabilitation
— Where Precision and Dedication Create Patient Happiness —
The Essence of Esthetic Rehabilitation
— Where Precision and Effort Create Happiness —
- Esthetic and biological considerations in implant-supported prostheses in the anterior esthetic zone
- Morphologic design from the subgingival S-curve to the most facial/apical contour point, “The Edge,” in anterior implant restorations. - Considerations for achieving favorable adaptation between prosthetic design and gingival tissue
- Clinical perspectives on contour, emergence profile, tissue support, and soft-tissue response. - Comprehensive workflow and clinical tips in esthetic prosthetic dentistry
- From diagnosis and treatment planning to laboratory communication, material selection, and delivery of the final restoration.
- 前歯部審美領域におけるインプラント補綴の審美的・生物学的考察前歯部インプラント補綴における歯肉縁下Sカーブから最長点（The Edge）に至る形態
- 設計と歯肉組織の良好なアダプテーション獲得に関する考察
- 歯科審美補綴治療における包括的ワークフローと臨床的ヒント
In restorative and prosthetic treatment, it is difficult to achieve patient satisfaction and acceptance unless esthetic outcomes are sufficiently accomplished. Esthetics are influenced not only by crown morphology, but also significantly by the health, harmony, and natural appearance of the surrounding soft tissue.
In this presentation, functional esthetic prosthetic rehabilitation in harmony with the soft tissue will be discussed through material selection, treatment planning, implant-supported restorations, and pontic basal surface design.
In this presentation, functional esthetic prosthetic rehabilitation in harmony with the soft tissue will be discussed through material selection, treatment planning, implant-supported restorations, and pontic basal surface design.
