Journal review /certified fixed orthodontic courses by Indian dental academy

465 views

Published on


The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.

Indian dental academy provides dental crown & Bridge,rotary endodontics,fixed orthodontics,
Dental implants courses.for details pls visit www.indiandentalacademy.com ,or call
0091-9248678078

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

No Downloads
Views
Total views
465
On SlideShare
0
From Embeds
0
Number of Embeds
2
Actions
Shares
0
Downloads
0
Comments
0
Likes
1
Embeds 0
No embeds

No notes for slide

Journal review /certified fixed orthodontic courses by Indian dental academy

  1. 1. Journal - Review The ocular impression: Review of literature and presentation of an alternate technique . INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  2. 2. Impressions in ocular prosthesis The direct impression / External Impression Impression with stock ocular tray Stock ocular tray modifications Impression with custom ocular tray Impression using stock ocular prosthesis Ocular prosthesis modification Wax scleral blank technique www.indiandentalacademy.com
  3. 3. Direct impression /external impression  Low viscosity alginate or reversible hydrocolloid injected directly in to the socket.  A rigid stock tray is used.  Stone mold is made from the impression and wax is poured in to this mold. www.indiandentalacademy.com
  4. 4. Impression with stock ocular tray     Most common technique Proposed by Allen and Webster It has a hollow stem perforated www.indiandentalacademy.com
  5. 5. Stock ocular tray modifications  Maloney modified by placing 3 channels on the superior edge  Engelmeier suggested Ticonium stock trays  Sykes, Essop, and Veres advocated the use of modeling plastic impression compound www.indiandentalacademy.com
  6. 6.  Stock ocular prosthesis www.indiandentalacademy.com
  7. 7. Impression with custom ocular tray  Suggested by Miller  Preparation of a custom ocular tray using exising prosthesis or wax shell www.indiandentalacademy.com
  8. 8. Ocular prosthesis modification    Suggested by Chalian Smith suggested relining of the stock prosthesis with korrecta wax No.4 Ow and Amrith advocated use of a tissue conditioner as a reline material www.indiandentalacademy.com
  9. 9. Wax scleral blank technique  McKinstry suggested compression impression technique- preparation of wax pattern based on the examination of the site.  Schneider suggested obtaining wax blank by duplicating the patient’s conformer. www.indiandentalacademy.com
  10. 10. PVS cope and indexed cast with existing prosthesis in place www.indiandentalacademy.com
  11. 11. Mold filled with chemical – cure polymethyl methacrylate www.indiandentalacademy.com
  12. 12. Perforated acrylic resin tray www.indiandentalacademy.com
  13. 13. Shortened 5ml syringe www.indiandentalacademy.com
  14. 14. Custom tray fitted with syringe tip www.indiandentalacademy.com
  15. 15. Tray with screwed syringe barrel www.indiandentalacademy.com
  16. 16. The resulting impression www.indiandentalacademy.com
  17. 17. Impression suspended in a cup www.indiandentalacademy.com
  18. 18. The wax scleral pattern is removed from the alginate mold www.indiandentalacademy.com
  19. 19. Discussion  Advantages- improved fit, mobility, and esthetics  Disadvantages – increased fabrication time, and cost. www.indiandentalacademy.com
  20. 20. Conclusion Numerous impression and fitting methods exist. Effectiveness and desirability often depend on the patient’s presentation, operator experience, and materials and equipment available. www.indiandentalacademy.com
  21. 21. Cross references    Maxillofacial Prosthetics multidisciplinary practice by Varoujan A.Chalian, pg 294 – 297. Custom made ocular prosthesis –Sykes LM, jpd 1996, 75;1-3 Ow RK, Amrith S; Ocular prosthetics: Use of a tissue conditioner material to modify a stock ocular prosthesis. JPD 1997, 78, 218-222. www.indiandentalacademy.com
  22. 22. Thank you For more details please visit www.indiandentalacademy.com www.indiandentalacademy.com

×