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ENDODONTICS

“The branch of dentistry concerned with the

morphology, physiology and pathology of 

the human dental pulp and periradicular 

tissues.”

biology of the normal pulp

etiology, diagnosis, prevention, treatment of 

diseases and injuries of the pulp and associated

periradicular conditions

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IN OTHER WORDS…. 

Greatest thing since, wait…before! sliced

bread

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BASICS OF ENDODONTIC TREATMENT

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PRINCIPLES OF ROOT CANAL THERAPY 

1. To debride and shape the root canal systemDebridement: Surgical excision of dead, devitalized, or 

contaminated tissue and removal of foreign matter from a

wound.

2. To obturate the root canal system

Obturate: To close or obstruct; to block passage through.

3. To maintain health and/or promote healing and repair 

of periradicular tissues

4. To alleviate present and prevent future adverse clinical

signs or symptoms

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THE PROCEDURE

Rubber Dam Isolation – a MUST!!!!!!!!!!!!!!!!!!!!!!!

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RUBBER DAM ISOLATION

Instruments/Materials Needed:

Rubber DamRubber Dam Frame

Clamp

Forceps

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RUBBER DAM ISOLATION

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RUBBER DAM ISOLATION

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ACCESS OPENING

Instruments/Materials Needed:

Initial Radiograph (Double-Pack)High (and Low) Speed Handpiece

Round bur 

Mirror Endodontic Explorer 

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ACCESS OPENING

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ACCESS OPENING

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WORKING LENGTH DETERMINATION

Instruments/Materials Needed:

Initial Radiograph

Endodontic Ruler 

Endodontic Files

Working Length Radiograph and (NOT OR)

possibly Apex Locator Canal lubricant

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WORKING LENGTH DETERMINATION

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CLEANING AND SHAPING

Instruments/Materials Needed:

Sodium Hypochlorite irrigation = bleachEndodontic Ruler (or Endo Ring)

Endodontic Files (hand and/or rotary)

Handpieces (low speed and/or rotary)Canal lubricant

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CLEANING AND SHAPING

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CLEANING AND SHAPING

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CLEANING AND SHAPING

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FINAL WORKING LENGTH CHECK

Instruments/Materials Needed:

Endodontic FilesEndodontic Ruler 

Final Working Length Radiograph

Hemostats

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FINAL WORKING LENGTH CHECK

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MASTER CONE CHECK

Instruments/Materials Needed:

Paper Points = you drop them in the canal to get all themoisture out

Endodontic Files =Sealer 

Gutta Percha

Spreaders= are only for pushing stuff in (one end)

Pluggers = the only instr. That you are allowed to heatup

Master Cone Radiograph

Hemostats

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MASTER CONE CHECK

Paper 

point

Sealer 

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OBTURATION

Instruments/Materials Needed:

Sealer 

Gutta PerchaSpreaders

Pluggers

Glick

Electronic Heat Instrument Alcohol Pellets

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OBTURATION

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TEMPORARY OR FINAL RESTORATION

Instruments/Materials Needed:

Final Radiograph (double-pack)

Temporary restoration material (Cavit or IRM)OR Permanent restoration

Glick

Mirror Explorer 

Floss

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TEMPORARY OR FINAL RESTORATION

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Initial working length

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Master cone picture

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Final working