RETREATMENT IN ENDODONTICS (re-root canal treatment)

RETREATMENT IN ENDODONTICS 

PREPARED BY : DR. BHARGAV NAKRANI

                           DR. MALHAR OZA

                           DR. AASTHA PADALIYA  

                           DR. APEXA MODH

—21ST-CENTURY ENDODONTICS

—

—Endodontics as a discipline has offered patients the opportunity to maintain their natural teeth.

—As the population expands and ages, the demand for endodontic therapy can be expected to increase as patients seek dental options to keep their teeth for a lifetime. 

CAUSES OF THE ENDODONTIC FAIL

ØBacterias somewhere in the rootcanal system

ØDivided into local and systemi cures 

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Composites in dentistry

Composites

Prepared by: Dr. Apexa Modh

  Dr. Bhargav Nakrani

  Dr. Oza Malhar

  Dr. Aastha Padaliya

       Dental composite is composed of a resin matrix and filler materials. 

Coupling agents are used to improve adherence of resin to filler surfaces. 

Activation systems including heat, chemical and photochemical initiate 

polymerization.  

1. •BIS-GMA resin is the base for composite.
   •Diluents are added to increase flow and handling characteristics or provide cross linking for improved strength.
   •Common examples are:
   • RESIN:- BIS-GMA bisphenol glycidylmethacrylate
   •
   •DILUENTS:- MMA methylmethacrylate
   •CROSS LINK DILUENTS
   BIS-DMA bisphenol dimethacrylate
   UDMA urethane dimethacrylate
   TEGDMA triethylene glycol dimethacrylate
   EGDMA ethylene glycol dimethacrylate

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WASH IMPRESSION

WASH IMPRESSION / Final impression / Secondary impression / Master impression

Prepared by:

Dr. Dharmishtha Padsala

Dr. Rushabh Parmar

Dr. Ashvin Patel

Dr. Dhaval Patel A

SYNONYMS:

—Final impression

—Secondary impression

—Master impression

—

DEFINITION:

—The impression that represents the completion of the registration of the surface or object.

THE FINAL IMPRESSION IS MADE USING:

—Border molded custom tray or

—Border molded impression compound tray

BORDER MOLDED CUSTOM TRAY:

—Checking the retention

—Preparing and instructing the patient

—Preparing the tray for final impression

—The final impression

—Removing the impression

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VERTICAL DIMENSION IN DENTISTRY

Vertical Dimension in dentistry

Prepared by:

Dr. Dharmishtha Padsala

Dr. Rushabh Parmar

Dr. Ashvin Patel

Dr. Dhaval Patel A.

Two Positions Of Vertical Dimension

Vertical dimension at rest position

Vertical dimension at occlusion

1.Vertical dimension at rest position

•Definition : “The length of the face when the mandible is in rest position”
• This position is influenced by the muscles of mastication, muscles involved in speech, deglutition and breathing.

VD at rest = VD at occlusion + Free-way space

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cleft lip and palate managment

Cleft lip and palate managment

Prepared by :Dr. Nirali Bhanderi

Morphological classification:

Group 1: cleft of the soft palate only

Group 2: cleft of the hard and soft palate till the incisive foramen

Group 3:  complete unilateral cleft of the sort palate , hard palate , the alveolar ridge and the lip on one side.

Group 4: complete cleft of the soft palate, hard palate, the alveolar ridge and the lip on both sides. 

Cleft Lip and Palate patients present a multitude of problems:

    Functional Impairment

•Suckling

•Swallowing

•Speech

•Hearing

•Malocclusion

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