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Correction

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  • 通过前一实验,认识到溶胶凝胶工艺参数会影响薄膜的附着,这些参数包括:
  • 我的课题重点研究氧化锆,下面就将相关研究背景简要回顾一下。
  • 我的课题重点研究氧化锆,下面就将相关研究背景简要回顾一下。
  • 我的课题重点研究氧化锆,下面就将相关研究背景简要回顾一下。
  • 我的课题重点研究氧化锆,下面就将相关研究背景简要回顾一下。
  • 我的课题重点研究氧化锆,下面就将相关研究背景简要回顾一下。
  • 要用溶胶凝胶法对四方氧化锆进行表面改性,首先就应找到合适的 SiO2 溶胶。本实验将用俄歇能谱仪观察和表征溶胶凝胶法制备的 SiO2 薄膜,以筛选合适的 SiO2 溶胶配方。
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    • 1. Correction … (axial proximal groove preparation ) … (axial proximal groove groove prearation ) P86 ( 1 ) 部分冠 ( par t ial crown) 部分冠 ( par l ial crown) P85 ( 4 ) ,或 先 天性牙列不齐 ,或 前 天性牙列不齐 P71 ( 7 ) 过渡性修复 (transitional restoration or treatment restoration) 过渡性修复 ( provisional restoration or transitory restomtion) P68 ( 10 ) Correction Error Pages(line)
    • 2. Temporary/Provisional Restoration and Transitional/Treatment Restoration 暂时性修复和过渡性修复 Department of Prosthodontics, Shanghai Ninth People’s Affiliated Hospital of College of Medicine, Shanghai Jiao Tong University Y. Li
    • 3. Definition <ul><li>Temporary restoration </li></ul><ul><li>A prosthesis or restoration placed for a limited period , from several days to several months, which is designed to seal the tooth and maintain its position until a permanent restoration will replace it. </li></ul><ul><li>( From Jablonski, Dictionary of Dentistry, 1992 ) </li></ul>暂时性修复: 从牙体预备取模后到最终修复体完成期间的临时修复体。
    • 4. <ul><li>Transitional restoration ( 过渡性修复 ) </li></ul>Definition Diagnostic restoration Help make a diagnosis Help make the best treatment plan Treatment restoration Temporary restoration Aesthetic changes Occlusal changes Periodontal changes
    • 5. What’s the differents? ? Provisional restoration 暂时性修复 (时间角度) Treatment restoration 过渡性修复 (作用角度) Temporary crown spontaneous pain : RCT no spontaneous pain: permanent crown OB half a year/ one year RCT+crown : pulp devitalization Crown : endodontitis /apical paradentitis subfissure teeth, no spontaneous pain
    • 6. Functions Requirements Classifications Fabrications Cases Transitional restoration Temporary restoration
    • 7. <ul><li>Esthetics </li></ul><ul><li>恢复外形,美容修复 </li></ul><ul><li>Masticatory function </li></ul><ul><li>恢复咀嚼功能 </li></ul><ul><li>Comfort/tooth vitality </li></ul><ul><li>保护牙髓,防止过敏 </li></ul><ul><li>Occlusion and positional stability </li></ul><ul><li>维持与稳定作用    </li></ul><ul><li>Gingival health and contour </li></ul><ul><li>保护软组织(牙龈)健康   </li></ul><ul><li>Diagnosis </li></ul><ul><li>诊断信息作用 </li></ul><ul><li>Confidence </li></ul><ul><li>增强患者信心   </li></ul>Functions
    • 8. Functions
    • 9. Functions
    • 10. Functions
    • 11. <ul><li>Fit closely </li></ul><ul><li>就位良好 </li></ul><ul><li>Occlusal contacts </li></ul><ul><li>良好的咬 关系 </li></ul><ul><li>Proximal contacts </li></ul><ul><li>合适的邻接关系 </li></ul><ul><li>Adequate esthetics </li></ul><ul><li>足够的美观    </li></ul><ul><li>Proper contours </li></ul><ul><li>合适的外形凸度   </li></ul><ul><li>Enough strength </li></ul><ul><li>足够的强度 </li></ul><ul><li>Easy to fabricate and modify </li></ul><ul><li>易于修改和制作   </li></ul>Requirements
    • 12. Not achieved the requirments Don’t fit closely Overextended margins Not esthetics Without proximal contacts
    • 13. Achieved the requirments
    • 14. Classifications Materials Methods Types Metal Non-metal Indirect Transitional splint Provisional fixed denture Interim Phase in implant Direct Direct-indirect Temporary PRD Immediate complete denture
    • 15. <ul><li>Metal : </li></ul><ul><li>Metal Preformed Crowns : Tin Silver PC (锡银预成冠) </li></ul><ul><li>Aluminum Shell Crowns (铝预成冠) </li></ul><ul><li>cast metal : stainless steel/ nickel chromium/ scrap gold </li></ul><ul><li>Non-metal : </li></ul><ul><li> Self cured resins : ( shrinkage , exotherm , Free monomer ) </li></ul><ul><li>N eotype self cured resins : </li></ul><ul><li>Polyethyl methacrylate (eg Snap, Trim) </li></ul><ul><li> Bis acryl composite (eg Protemp, Quicktemp) </li></ul><ul><li> light cured resins : </li></ul><ul><li>Urethane dimethacrylate (eg Provipont DC) </li></ul><ul><li>heat cured acrylic: Laboratory </li></ul>Materials
    • 16. <ul><li>Direct Method : </li></ul><ul><li>Direct syringing, </li></ul><ul><li>Pre-formed crowns/facing, </li></ul><ul><li>Impression matrices   </li></ul><ul><li>Indirect Method : </li></ul><ul><li>indirectly on a cast/ In Lab. </li></ul><ul><li>  </li></ul><ul><li>Indirect - direct Method : </li></ul><ul><li>Vacuum formed matrices </li></ul>Fabrications
    • 17. Direct Method Direct syringing
    • 18. Direct Method Pre-formed facing 成品牙面法
    • 19. Pre-formed facing 成品牙面法 Direct Method
    • 20. Pre-formed facing 成品牙面法 Direct Method
    • 21. Pre-formed facing 成品牙面法 Direct Method
    • 22. Pre-formed facing 成品牙面法 Direct Method
    • 23. Pre-formed crowns 成品冠法 Polycarbonate Crown Proprietary metal shells Proprietary celluloid Tin Silver preformed crowns Direct Method
    • 24. Impression matrices 印模成形法 Direct Method
    • 25. Vacuum formed matrices 真空薄膜印模成形法 Indirect-direct Method
    • 26. Vacuum formed matrices 真空薄膜印模成形法 Indirect-direct Method
    • 27. Classifications Materials Methods Types Metal Non-metal Indirect Transitional splint Provisional fixed denture Interim Phase in implant Direct Direct-indirect Temporary PRD Immediate complete denture
    • 28. 1 、 Provisional fixed denture <ul><li>After the preparation / before laboratory procedures completely </li></ul><ul><li>Need OB for long time : </li></ul><ul><li>Bad periodontal conditions </li></ul><ul><li>Long span bridges </li></ul><ul><li>Pulling out adjacent teeth </li></ul>
    • 29. 1 、 Provisional fixed denture
    • 30. 2 、 Temporary PRD <ul><li>Immediate dentrue (即刻义齿) : </li></ul><ul><li>To impress before tooth extraction To impress after tooth extraction </li></ul><ul><li>Transitional occlusal pad (过渡性 He 垫): </li></ul><ul><li>TMD </li></ul><ul><li>Severe abrasion </li></ul>
    • 31. 2 、 Temporary PRD
    • 32.  
    • 33. <ul><li>To impress before tooth extraction Record original occlusion </li></ul><ul><li>To impress after tooth extraction </li></ul><ul><li>TMD </li></ul>3 、 Immediate complete denture
    • 34. <ul><li>Deligation Splint 结扎夹板法 </li></ul><ul><li>Continual band clamp splint 连续带环夹板法 </li></ul><ul><li>Etching composite resin splint 酸蚀复合树脂夹板法 </li></ul>4 、 Transitional splint
    • 35. 4 、 Transitional splint
    • 36. <ul><li>Single unit immediate implant </li></ul><ul><li>Totally Edentulous Arches immediate implant </li></ul><ul><li>Interim Phase in implant Dentistry </li></ul>5 、 Transitional restoration in implant
    • 37. Single unit immediate implant
    • 38. Totally Edentulous Arches immediate implant
    • 39. Totally Edentulous Arches implant
    • 40. Totally Edentulous Arches implant To fabricate surgical drilling guide
    • 41. Temporary restoration , Interim denture 暂时性修复 Provisional restoration, (Transitory restoration ) 临时性修复 Transitional restoration, Diagnostic restoration , Treatment restoration 过渡性修复 Immediate dentrue 即刻义齿
    • 42. 部分冠 (Partial crowns) PARTIAL VENEER CROWNS PARTIAL-COVERAGE RESTORATIONS
    • 43. 定 义 (Definition) <ul><li>覆盖于部分牙体表面的固定修复体 </li></ul><ul><li>( PARTIAL-COVERAGE RESTORATIONS ) </li></ul><ul><li>只能用金属制作 </li></ul><ul><li>保留完整的唇颊面 </li></ul><ul><li>A n extracoronal metal restoration that covers only </li></ul><ul><li>part of the clinical crown is considered to be a par- </li></ul><ul><li>tial veneer crown. It can also be referred to as a </li></ul><ul><li>partial-coverage restoration. </li></ul>
    • 44. 发展过程 烤瓷修复应用前 美观 保留唇颊面 烤瓷修复广泛应用后 部分冠 使用减少 对牙体组织保留意识增强后、材料学的发展 使用增多 非金属材料使用 保留舌侧面或远中面
    • 45.  
    • 46. 定义 工艺流程 牙备 禁忌证 适应证 分类
    • 47. <ul><li>前牙: </li></ul><ul><li>四分之三冠 ( Three-quarter crowns ) </li></ul><ul><li>针道固位冠 (Pinledges) </li></ul><ul><li>后牙: </li></ul><ul><li>四分之三冠 ( Three-quarter crowns ) </li></ul><ul><li>改良四分之三冠 ( Modified three-quarter crowns ) </li></ul><ul><li>八分之七冠 (seven-eighths crowns) </li></ul>分 类 (Classifications)
    • 48.  
    • 49. 分类 定义 工艺流程 牙备 禁忌证 适应证
    • 50. <ul><li>To restore teeth that have lost moderate amounts of tooth structure, provided the buccal wall is intact </li></ul><ul><li>Teeth with sufficient bulk because they can accommodate the necessary retentive features </li></ul><ul><li>As retainers for a fixed partial denture </li></ul><ul><li>To reestablish anterior guidance, and to splint teeth </li></ul>Indications
    • 51.  
    • 52.  
    • 53.  
    • 54.  
    • 55.  
    • 56. 适应证 分类 定义 工艺流程 牙备 禁忌证
    • 57. <ul><li>Teeth have a short clinical crown </li></ul><ul><li>As retainers for long-span FPDs </li></ul><ul><li>endodontically treated teeth </li></ul><ul><li>dentitions with active caries or periodontal disease </li></ul>Contraindications)
    • 58. 禁忌证 适应证 分类 定义 工艺流程‘ 牙备
    • 59. 1. Three-quarter Crown
    • 60. 1.Three-quarter Crown
    • 61. 2. Molar Three-quarter & Seven-eighths Crown
    • 62. 3. Canine Three-quarter Crown
    • 63.  
    • 64. 4. Modified Three-quarter Crown
    • 65. 5. pinledge
    • 66.  
    • 67.  
    • 68. 牙备 禁忌证 适应证 分类 定义 工艺流程
    • 69. 技工室工艺流程 1. 修整模型 2. 打孔 3. 插代型针 4. 灌制底座 5. 分割模型 6. 修整代模 7. 涂间隙剂 8. 制作蜡型 9. 安插铸道 10. 包埋 11. 失蜡铸造 12. 打磨完成
    • 70. 谢谢
    • 71. 思考题 <ul><li>简述暂时性修复的作用和要求 </li></ul><ul><li>简述暂时性修复的分类和制作 </li></ul><ul><li>简述部分冠的种类、适应证和牙备要求 </li></ul>

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