Your SlideShare is downloading. ×
 solid freeform prosthesis  / academy of fixed orthodontics
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×
Saving this for later? Get the SlideShare app to save on your phone or tablet. Read anywhere, anytime – even offline.
Text the download link to your phone
Standard text messaging rates apply

solid freeform prosthesis / academy of fixed orthodontics

112

Published on


Indian Dental Academy: will be one of the most relevant and exciting training center with best faculty and flexible training programs for dental professionals who wish to advance in their dental practice,Offers certified courses in Dental implants,Orthodontics,Endodontics,Cosmetic Dentistry, Prosthetic Dentistry, Periodontics and General Dentistry.

Published in: Education
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
112
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
0
Comments
0
Likes
0
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1. INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.comwww.indiandentalacademy.com
  • 2. CONTENTSCONTENTS  INTRODUCTIONINTRODUCTION  CLASSIFICATIONCLASSIFICATION  PROCEDUREPROCEDURE  PROCESSESPROCESSES  CLINICAL CASESCLINICAL CASES  NEW MATERIALSNEW MATERIALS  CONCLUSIONCONCLUSION www.indiandentalacademy.comwww.indiandentalacademy.com
  • 3. INTRODUCTIONINTRODUCTION  The manufacture of dimensionally accurateThe manufacture of dimensionally accurate physical models of human anatomy derived fromphysical models of human anatomy derived from medical image data using a variety of Rapidmedical image data using a variety of Rapid Prototyping technologies.Prototyping technologies.  A group of techniques used to quickly fabricate aA group of techniques used to quickly fabricate a scale model of a part or assembly using three –scale model of a part or assembly using three – dimensional Computer Aided Design (CAD)dimensional Computer Aided Design (CAD) data.data. www.indiandentalacademy.comwww.indiandentalacademy.com
  • 4. Medical Imaging • CT MRI 3 – D Reconstruction of Tomographic data Laser surface digitizing CAD modeling •Repair of incomplete data sets •Fitting of prosthesis pattern Point data RP master pattern fabrication Casting •Color matching Actual prosthesis DATA AQUISITION CAD REMODELIN G RP FABRICATIO N CASTING & FINISHING PROCESS CHAIN 2-D slice data 3D surface model STL model Pattern www.indiandentalacademy.comwww.indiandentalacademy.com
  • 5. 3D Mesh Model CT image www.indiandentalacademy.comwww.indiandentalacademy.com
  • 6. MRI image 3D Mesh Model www.indiandentalacademy.comwww.indiandentalacademy.com
  • 7. Point– cloud data Surface regeneration CAD Model Fabricated pattern Laser Surface Digitizing Positioning and fitting of Prosthetic Ear in CAD www.indiandentalacademy.comwww.indiandentalacademy.com
  • 8. RAPID PROTOTYPING Additive Additive / Subtractive Subtractive LIQUID POWDERS SHEETS Photopolymers Molten Materials Shape Deposition manufacturing CNC machining Extrusion InkjettingRaster scanning Vector scanning Fusion by Inkjetting Binder Fusion by Laser Stereo- lithograph y Digital light processing polyjet Fused deposition modelling Multi jet modelling Selective Laser Sintering 3D - Printing Laminated object manufacturing www.indiandentalacademy.comwww.indiandentalacademy.com
  • 9. STEREOLITHOGRAPHYSTEREOLITHOGRAPHY www.indiandentalacademy.comwww.indiandentalacademy.com
  • 10. FUSED DEPOSITIONFUSED DEPOSITION MODELINGMODELING www.indiandentalacademy.comwww.indiandentalacademy.com
  • 11. LASER SINTERINGLASER SINTERING www.indiandentalacademy.comwww.indiandentalacademy.com
  • 12. 3 D PRINTING3 D PRINTING www.indiandentalacademy.comwww.indiandentalacademy.com
  • 13. Prosthetic EarProsthetic Ear www.indiandentalacademy.comwww.indiandentalacademy.com
  • 14. Colored pins for repositioning diverse angled images Laser Scanner 8 Random positions of laser scanner Digitalised image is copied and mirroredwww.indiandentalacademy.comwww.indiandentalacademy.com
  • 15. Prosthetic Nose UV-curve network Docking of the Nose Fitting of pattern www.indiandentalacademy.comwww.indiandentalacademy.com
  • 16. SURGICAL CASESURGICAL CASE 3-D virtual skull model STL model of the skull www.indiandentalacademy.comwww.indiandentalacademy.com
  • 17. Temporal component Mandibular component www.indiandentalacademy.comwww.indiandentalacademy.com
  • 18. Before reconstruction After reconstruction www.indiandentalacademy.comwww.indiandentalacademy.com
  • 19. Analysis of ErrorsAnalysis of Errors CT Gantry Tilt www.indiandentalacademy.comwww.indiandentalacademy.com
  • 20. Stair-step artefact www.indiandentalacademy.comwww.indiandentalacademy.com
  • 21. Partial removal of artefact by Image editing. Metal artefact www.indiandentalacademy.comwww.indiandentalacademy.com
  • 22. Distinct movement artefact Surface roughness www.indiandentalacademy.comwww.indiandentalacademy.com
  • 23. DENTAL CASTINGSDENTAL CASTINGS Laser measured`point clouds’of tooth crowns Rapid Prototyping Crowns www.indiandentalacademy.comwww.indiandentalacademy.com
  • 24. NEW MATERIALSNEW MATERIALS Ceramic load-bearing scaffolds that can be used to replace damaged bones. To study how osteoporosis affects bone strength. Wax casting patterns for implants ( 90 percent open space ) Cellular structures made of Photopolymerisable Polymers www.indiandentalacademy.comwww.indiandentalacademy.com
  • 25. CONCLUSIONCONCLUSION www.indiandentalacademy.comwww.indiandentalacademy.com
  • 26. STEREOLITHOGRAPHYSTEREOLITHOGRAPHY www.indiandentalacademy.comwww.indiandentalacademy.com
  • 27. STEREOLITHOGRAPHYSTEREOLITHOGRAPHY www.indiandentalacademy.comwww.indiandentalacademy.com
  • 28. STEREOLITHOGRAPHYSTEREOLITHOGRAPHY www.indiandentalacademy.comwww.indiandentalacademy.com
  • 29. Analysis of ErrorsAnalysis of Errors CT Gantry Tilt www.indiandentalacademy.comwww.indiandentalacademy.com
  • 30. Thank you For more details please visit www.indiandentalacademy.com www.indiandentalacademy.comwww.indiandentalacademy.com

×