Download - l5 tic Surgery
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Ronald C. Taylor DDS, MSDBCDS Dental School University of Maryland
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CASE SELECTION ILLUMINATION AND MAGNIFICATION OSTEOTOMY SIZE RESECTED ROOT SURFACE BEVEL ANGLE ISTHMUS IDENTIFICATION AND PREPARATION RETROPREPARATION HEMOSTASIS RETROGRADE FILLING
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Unsuccessful non-surgical endodontic treatment
Retreatment not possible/practical, or unsuccessful
Perforation repair Anatomically approachable Medical condition acceptable
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MANIDBULAR CANAL MENTAL FORAMEN SINUS FRENULUM
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1st 2nd 3rd
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SCHNEIDERIAN MEMEBRANE Maxillary 2nd Molars Are
Closest to the Sinus 5% of Maxillary Root Apicies
Protrude into the Sinus Torabinejad OOO 1992
Sinus Perforations Occur in 28% of Maxillary Posterior Endodontic Surgeries. Bernhart DCNA 1997
Practical Lessons in Endo Surgery, 1998
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Ochsenbein-Luebke (Submarginal)
Intrasulcular
Full Thickness Mucoperiosteal Flap
Split Thickness Flap
Flaps Can Be Buccal or Palatal
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Ochsenbein-Luebke Intrasulcular flap
Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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ADEQUATE REMOVAL OF BONE ESTIMATE THE ROOT LENGTH TAKE A RADIOGRAPH WITH AN
RADIOOPQUE INDICATOR
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Osteotomy
Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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LOCATING FORAMEN IDENTIFICATION OF ROOT END COMPLETE RESECTION OF ROOT END IDENTIFICATION OF ROOT CANALS BEVELING ISTHMUS
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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The incidence of an isthmus is highest in the apical 3-5mm level.
Not treating the isthmus can lead to failure. Kim JOE 1995 Gomes IEJ 2003
Less apical leakage with a 0 bevel.
The depth of the retrograde filling should be at least 3mm. Gilheany, Figdor &
Tiaz JOE 1994
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Surgical Ultrasonic Tips (Wuchenich, Meadows and Torabinejad; JOE ‘93)
More effective than round burs Root end preparations were
Deeper Cleaner More Parallel
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Practical Lessons in Endo Surgery, 1998
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Dentsply
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Dentsply
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Dentsply
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Pre-OpPost-Op Recall (1 yr)
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Pre-Op Post-Op Recall (1 yr)
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Practical Lessons in Endo Surgery, 1998
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Interrupted Continuous Mattress Continuous Blanket Continuous Sling
OBJECTIVE = PRIMARY CLOSURE
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Resorbable Gut Chromic Gut Vicryl
Non-resorbable Silk Nylon
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RCT Endodontics hitechendo.com