00:01    |    
Initial credits
00:20    |    
Instrumentation possibilities: alternate designs
Alternate designs for the U5 blade design
Semi active modified U5 blade design
Multiple tapers
Modification of the tip of the instrument
06:23    |    
NiTi instruments
The Effect of sodium hypochlorite on NiTi instruments
Corrosion of NiTi instruments
Cyclic Fatigue of three types of NiTi files
NiTi Type 508
Carbon impurities
12:35    |    
Alternate materials for instrumentation
Cyclic fatigue test
Tensile stress for different NiTi
Measurement of cyclic fatigue
Results of the ProFile instrument test 300 RPM
Interpretation of the results
Advantages of NiTi ESM
21:00    |    
Quality of NiTi and Endodontic success rate
Efficacy of ultrasound after hand and rotary instrumentation
Goal of instrumentation
Inaccessible areas to hand and rotary instrumentation
Problems with ultrasonic life instrumentation
Hand/Rotary technique
Hand/Rotary ultrasonic technique
Results Canal cleanlinessIsthmus cleanlinessIsthmus cleanliness and curvature
Explanation of ultrasonic efficacy on severe curvatures
Results of each technique on a histological sample
Description of the Hand/Rotary ultrasonic technique
Comparison between hand and ultrasonic irrigation: Cleanliness
Cleaning of the apical portion and lateral canal
Irrigation and cleaning of a lower moral
Ultrasonic irrigation on severe curved canals
Filling a canal with dye to detect cleanliness
Adoption of this technique on live patients: selection of irrigation fluid
Development of the cleaning technique
52:14    |    
Controversies in Endodontics: personal clinical cases
Case 1: instrumentation short of the apex
Case 2: Treatment of a necrotic teeth
Lessons from these cases: cleaning of debris and bacteria
Case 3: Teeth occlusion and root reabsorption
Case 4: Instrumentation of two canals
Principles for successful Endodontics
Case 5: Treatment of distal roots
Removal of too much structure
Why this case failed?
Case 6: Apical ramifications obturation
Case 7: Silver points
Case 8: Difference between three types of obturation
01:04:20    |    
Endodontics: Many treatment modalities
Case 9: Discoloration of a lower necrotic incisor
Case 10: Determination of necrotic teeth
Case 11: Root reabsorption for a senior woman
Case 12: Treatment with partial denture
Case 13: Calcification of a tooth
Case 14: Periododontic treatment
Case 15: Upper lateral incisor with two canals
Case 16: Largest tooth ever treated
Case 17: Long and curved canals
Case 18: Paste fills
Case 19: Upper central incisor and use of calcium hydroxide
Case 20: Intentional tooth replant
Case 21: Predictability of tooth replant
Case 22: Consequences of bad bridge
01:26:37    |    
Evolution of Endodontics: Discontinued techniques
Installation of silver points
Paste fills
Treatment of thin roots
X-rays: Last ten years of practice
01:30:19    |    
01:31:15    |    
What is the protocol you use for a re-treatment?
01:35:16    |    
Final words
01:35:33    |    
Presentation of certificate of appreciation
01:36:39    |    
Final credits




Modern Techniques in Endodontics (Part III)

28 de abril de 2006   | Vistas: 794 |  


Modern techniques in Endodontics Part III
William Ben Johnson

Juan Bautista Gutiérrez Auditorium
Universidad Francisco Marroquín
Guatemala, April 28, 2006

A New Media - UFM production. Guatemala, April 2006
Camera: Jorge Samayoa; digital editing: Alexander Arauz; index: Christiaan Ketelaar; publication: Pedro David España

William Ben Johnson is an endodontist, inventor, entrepreneur, educator and philanthropist. He developed Thermafil and then established Tulsa Dental Products,…


Nuestra misión es la enseñanza y difusión de los principios éticos, jurídicos y económicos de una sociedad de personas libres y responsables.

Universidad Francisco Marroquín