1. Treatment For a Severe Maxillofacial Condition By J. A. Smith In partial fulfilment of BTech: Dental technology Den.Tech

2. Contents Patient history and background Current condition Possible treatment plans The most suited treatment plan The treatment plan of choice Possible technical treatment options Most suitable technical treatment option The technical treatment plan of choice

3. Contents (cont.) Clinical procedures Laboratory procedures Desired outcome

4. Patient History and Background Diagnosed at 5 years of age Hemangiopericytoma Tumour removed 5

5. Current Condition 38 years of age Unemployed Facial defect Physically healthy

6. Possible Treatment Plans Bone transplant and plastic surgery Facial prosthesis including an ear Facial prosthesis with stock eye Facial prosthesis with custom eye

7. The Most Suited Treatment Plan Facial prosthesis Lightweight Economical Good aesthetics Life-like appearance Easily manageable Lasts for long time Custom eye Excellent aesthetics +/- R8 000 1 1

8. The Treatment Plan of Choice Facial prosthesis Light in weight Economical Good aesthetics Life-like appearance Easily manageable Lasts for long time Stock eye Economical +\- R280 Easily available Good aesthetics Eye colour matched 1

9. Possible Technical Treatment Options Prosthetic adhesives Implants with ball attachments Implants with metal substructure

10. The Most Suitable Technical Treatment Option Not bone transplant Implants

11. The Technical Treatment Plan of Choice Metal substructure on implants Enough space available Sufficient bone support Excellent stability Provides even load distribution 4 3

12. Clinical Procedures Facial impression Model poured

13. Laboratory Procedures Wax-up done Wax-up duplicated

14. Laboratory Procedures (cont.) Duplication finalized Simulation of final product

15. Laboratory Procedures (cont.) Acrylic stent manufactured

16. Laboratory Procedures (cont.) Implant position Waiting for surgery

17. Desired Outcome (example) 2 22

18. Acknowledgements Prof. Morkel Dr. Van Zyl Ms. C. L. Spies Mr. Mazeema Mrs. J. Wright Mr. L. A. Steyn

19. References 1.Taylor, T. D., Clinical Maxillofacial Prosthetics. Quintessence Publishing Co, Inc. Chicago, Berlin, London, Tokyo, Paris, Barcelona, Sao Paulo, Moscow, Prague, and Warsaw. 2000: 237,271. 2.McKinstry, R. E. Fundamentals of Facial Prosthetics. ABI Professional Publications. Arlington, USA. 1995: 117. 3.Branemark, P.,Craniofacial Prosthetics: Anaplastology and Osseointegration. Quintessence Publishing Co, Inc. London. 1999: 102.

20. References (cont.) 4.Branemark, P. and Tolman, D. E., Osseointegration in Craniofacial Reconstruction. Quintessence Publishing Co, Inc. London. 1998: 215. 5.Farman, A. G., Oral and Maxillofacial Diagnostic Imaging. Mosby. London. 1993: 305.