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Optical impressions/ dentistry jobs

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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.

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Optical impressions/ dentistry jobs

  1. 1. OPTICAL IMPRESSIONS 1 INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  2. 2. A JOURNEY TO THE SUCCESSFUL PROSTHESIS STARTS WITH A PERFECT IMPRESSION INTRODUCTION2 www.indiandentalacademy.com
  3. 3. Definition  IMPRESSION :  a negative likeness or copy in reverse of the surface of an object;  an imprint of the teeth and adjacent structures for use in dentistry 3 www.indiandentalacademy.com
  4. 4. www.indiandentalacademy.com4
  5. 5. Problems faced with conventional impression making  Dentists face problem in daily life  Messy materials  Tedious and time taking  Tongue and saliva  Discomfort to patient 5 www.indiandentalacademy.com
  6. 6. Eliminating Steps at the Office Disinfection Setting of MaterialsTray Selection Dispensing Materials Shipping 6 www.indiandentalacademy.com
  7. 7. Eliminating Steps at the Lab Trimming Die CuttingBase and Pin Articulation Pouring Plaster 7 www.indiandentalacademy.com
  8. 8. Types  1) intra oral  2) extra oral 8 www.indiandentalacademy.com
  9. 9. Intra oral advantages  It allows the dental care professional to take the data directly from the prepared tooth and there is no necessity of taking an impression and fabricating a cast 9 www.indiandentalacademy.com
  10. 10. Dis-advantages  Tongue and saliva may pose some problems 10 www.indiandentalacademy.com
  11. 11. Extra-oral advantages  An in-vitro study showed a higher accuracy of digitization with impression making and model fabrication than in case of the intraoral digitization 11 www.indiandentalacademy.com
  12. 12. cercon®eye 12 www.indiandentalacademy.com
  13. 13. cercon®eye 13 www.indiandentalacademy.com
  14. 14. 14 Contact scanner www.indiandentalacademy.com
  15. 15. Dis-advantages  1) A cast need to be fabricated so, impression making is must, how ever master cast fabrication is time consuming and error prone method.  2) shadowing effect limits use of extraoral digitization method 15 www.indiandentalacademy.com
  16. 16. Types of digitization  1) point and click systems  2) scanning 16 www.indiandentalacademy.com
  17. 17. Point and click systems 17 www.indiandentalacademy.com
  18. 18. 18 www.indiandentalacademy.com
  19. 19. 3D cerec Scanning and designing 3 dimensional viewing Milling 19 www.indiandentalacademy.com
  20. 20. Limitations of CEREC system  1) its scanning technology- point and click systems  2) its material options- 20 www.indiandentalacademy.com
  21. 21. Advantages  A single appointment is needed 21 www.indiandentalacademy.com
  22. 22. Lava Chairside Oral Scanner C.O.S.22 www.indiandentalacademy.com
  23. 23. Advantages of chair side oral scanner  It captures a thousands of 3D data sets in few seconds  It captures a motion picture  This scanner quickly captures 3D data and renders a 3D model instantaneously. 23 www.indiandentalacademy.com
  24. 24. A Clear Difference in Preparation Powder 1 Lava C.O.S. Method 25 www.indiandentalacademy.com
  25. 25. Accuracy Quality Communication Comfort AccessibilityProductivity Potential Benefits for Dentists, Patients and Labs26 www.indiandentalacademy.com
  26. 26. Digital Workflows: This is only the beginning…27 www.indiandentalacademy.com
  27. 27. Dentist Laboratory 3M ESPE Workflow for Traditional PFM 28 www.indiandentalacademy.com
  28. 28. Dentist Laboratory laboratory2 Workflow for Traditional PFM 29 www.indiandentalacademy.com
  29. 29. Bite Registration and Digital Ditching30 www.indiandentalacademy.com
  30. 30. Dentist Laboratory 1 Laboratory 2 Workflow for Traditional PFM 31 www.indiandentalacademy.com
  31. 31. Dentist Laboratory 1 Laboratory 2 Workflow for Traditional PFM 32 www.indiandentalacademy.com
  32. 32. Dentist Laboratory 1 Laboratory 2 Workflow for Traditional PFM 33 www.indiandentalacademy.com
  33. 33. Dentist Laboratory 1 Laboratory 2 Workflow for Traditional PFM 34 www.indiandentalacademy.com
  34. 34. Dentist Laboratory 1 Laboratory 2 Workflow for LavaTM Zirconia 35 www.indiandentalacademy.com
  35. 35. CONCLUSION  These optical impressions are superior in technology and known for its accuracy, saves the patients and dentists time with a few laboratory procedures and patients comfort  but it has limitations like high cost, and specialised equipment requirement 36 www.indiandentalacademy.com
  36. 36. www.indiandentalacademy.com37

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