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Principles in metallic rpd design ..... Video 1 : https://www.dropbox.com/s/239jwdbylob4ggu/prosto%202_0001.wmv?dl=0 Video 2 https://www.dropbox.com/s/rc5r1wyjqggplme/prosto_0001.wmv?dl=0

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Cezar Edward Lahham
Cezar Edward Lahham

https://www.dropbox.com/s/239jwdbylob4ggu/prosto%202_0001.wmv?dl=0 https://www.dropbox.com/s/rc5r1wyjqggplme/prosto_0001.wmv?dl=0

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Principles in metallic RPD design 11-5-2016 By : Cezar Lahham Supervisors : Dr Walla¡¯ Hamadneh Dr Mutaz Arman
Outline : ? Chapter 4: Biomechanics of Removable Partial Dentures ? Chapter 10: Principles of Removable Partial Denture Design 1- Revision : 4 min 2-
Kennedy Classification
Support Types ? Totally Tissue support ? Tooth-tissue support ? Totally tooth support
Principles in metallic rpd design ..... Video 1 : https://www.dropbox.com/s/239jwdbylob4ggu/prosto%202_0001.wmv?dl=0 Video 2 https://www.dropbox.com/s/rc5r1wyjqggplme/prosto_0001.wmv?dl=0
Canadian dentist, in 1926 Ante's law refers to a group of proposals related to crown-to-root ratio
Support ? Class I + II = Tooth-tissue Support ? Class III + IV = Totally tooth support or tooth-tissue support ?Ref; http://www.oxfordreference.com/view/10.1093/oi/authority.20110803095415976
RPD Components
Principles in metallic rpd design ..... Video 1 : https://www.dropbox.com/s/239jwdbylob4ggu/prosto%202_0001.wmv?dl=0 Video 2 https://www.dropbox.com/s/rc5r1wyjqggplme/prosto_0001.wmv?dl=0
Fulcrum Line
Principles in metallic rpd design ..... Video 1 : https://www.dropbox.com/s/239jwdbylob4ggu/prosto%202_0001.wmv?dl=0 Video 2 https://www.dropbox.com/s/rc5r1wyjqggplme/prosto_0001.wmv?dl=0
Lever
In RPD !!! Rest Connector Lever Class 1
Video::: class 2 ? prosto_0001.wmv prosto 2_0001.wmv 1 2
Clasp
Class III :
The Design of RPD ? Who draw the design of RPD ??
The Design of RPD - Simple - Obtain good base adaptation - Use what is present (e.g. existing rest seats) - Plan for the future - Occlusion - At the end of treatment
Steps ? 1- determine the Class ? 2- Type of support ? 3- OSCAR outline Support Connectors Retention :rests + indirect retainers
Components design ? Rest : Incisal,Lingual,Embrasure,occlusal,Onlay ? IR: Double bar,Strap ,occlsal,¡­. ? Connectors : -Upper: 1-Full Palatal plate 2-AP.P.P 3-A P P 4-P strap -Lower :1-Lingual bar 2-Double lingual 3-L. Strap 4-Labial bar Revision
? Clasps : Supra&infralbulge 1-Circlet 2¨Cembrasure¡±double aker¡¯s¡± 3-Ring 4-reverse action ¡°fish hock¡± 5-Onlay 6-back action 7-continous Revision
? RPI system ? RPA system ? Combination clasp ? Half and half clasp Revision
Class I + II Tooth-tissue support Rest:Mesially Indirect Retainer Connectors Clasps infra
Class III + VI Tooth support Rests: close to the edentulous area No need to indirect retainer Connectors Clasps supra
Examples ::
Principles in metallic rpd design ..... Video 1 : https://www.dropbox.com/s/239jwdbylob4ggu/prosto%202_0001.wmv?dl=0 Video 2 https://www.dropbox.com/s/rc5r1wyjqggplme/prosto_0001.wmv?dl=0
Principles in metallic rpd design ..... Video 1 : https://www.dropbox.com/s/239jwdbylob4ggu/prosto%202_0001.wmv?dl=0 Video 2 https://www.dropbox.com/s/rc5r1wyjqggplme/prosto_0001.wmv?dl=0
Principles in metallic rpd design ..... Video 1 : https://www.dropbox.com/s/239jwdbylob4ggu/prosto%202_0001.wmv?dl=0 Video 2 https://www.dropbox.com/s/rc5r1wyjqggplme/prosto_0001.wmv?dl=0
References
Principles in metallic rpd design ..... Video 1 : https://www.dropbox.com/s/239jwdbylob4ggu/prosto%202_0001.wmv?dl=0 Video 2 https://www.dropbox.com/s/rc5r1wyjqggplme/prosto_0001.wmv?dl=0

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Principles in metallic rpd design ..... Video 1 : https://www.dropbox.com/s/239jwdbylob4ggu/prosto%202_0001.wmv?dl=0 Video 2 https://www.dropbox.com/s/rc5r1wyjqggplme/prosto_0001.wmv?dl=0

  • 1. Principles in metallic RPD design 11-5-2016 By : Cezar Lahham Supervisors : Dr Walla¡¯ Hamadneh Dr Mutaz Arman
  • 2. Outline : ? Chapter 4: Biomechanics of Removable Partial Dentures ? Chapter 10: Principles of Removable Partial Denture Design 1- Revision : 4 min 2-
  • 4. Support Types ? Totally Tissue support ? Tooth-tissue support ? Totally tooth support
  • 6. Canadian dentist, in 1926 Ante's law refers to a group of proposals related to crown-to-root ratio
  • 7. Support ? Class I + II = Tooth-tissue Support ? Class III + IV = Totally tooth support or tooth-tissue support ?Ref; http://www.oxfordreference.com/view/10.1093/oi/authority.20110803095415976
  • 12. Lever
  • 14. Video::: class 2 ? prosto_0001.wmv prosto 2_0001.wmv 1 2
  • 15. Clasp
  • 17. The Design of RPD ? Who draw the design of RPD ??
  • 18. The Design of RPD - Simple - Obtain good base adaptation - Use what is present (e.g. existing rest seats) - Plan for the future - Occlusion - At the end of treatment
  • 19. Steps ? 1- determine the Class ? 2- Type of support ? 3- OSCAR outline Support Connectors Retention :rests + indirect retainers
  • 20. Components design ? Rest : Incisal,Lingual,Embrasure,occlusal,Onlay ? IR: Double bar,Strap ,occlsal,¡­. ? Connectors : -Upper: 1-Full Palatal plate 2-AP.P.P 3-A P P 4-P strap -Lower :1-Lingual bar 2-Double lingual 3-L. Strap 4-Labial bar Revision
  • 21. ? Clasps : Supra&infralbulge 1-Circlet 2¨Cembrasure¡±double aker¡¯s¡± 3-Ring 4-reverse action ¡°fish hock¡± 5-Onlay 6-back action 7-continous Revision
  • 22. ? RPI system ? RPA system ? Combination clasp ? Half and half clasp Revision
  • 23. Class I + II Tooth-tissue support Rest:Mesially Indirect Retainer Connectors Clasps infra
  • 24. Class III + VI Tooth support Rests: close to the edentulous area No need to indirect retainer Connectors Clasps supra