Ruddle's Summary Listing of Technique Tips for Locating the MB2
Year-End Q&A Clinical Questions and Ruddle’s Take on 2025
As the holidays approach, many of us take part in festive traditions; in the Opener, Ruddle and Lisette talk about their Christmas caroling cooperation. Then, the two are at the Board, doing a classic clinical Q&A – one important question for each stage of endodontic treatment. After, the questioning continues at the desk; Lisette grills Ruddle on his best and worst of 2025. Season 12 concludes with the 5th Grandkids segment; this time, we meet the youngest, Luca Ostovany, a standout junior tennis competitor with aspirations to play at the professional level. Remember, you saw it here first!
Show Content & Timecodes
00:39 - INTRO: Christmas Caroling 07:11 - SEGMENT 1: Q&A – Start-to-Finish Endodontics 38:35 - SEGMENT 2: Q&A – Innovation, Community, Lifestyle 58:00 - CLOSE: Grandkids – Luca OstovanyExtra content referenced within show:
- Special Guest: Luca Ostovany
- Album: “Santa’s Funk & Soul Christmas Party” (Various Artists/Volumes)
- AAE Discussion Open Forum: https://connection.aae.org/communities/community-home
- The Ruddle Show Graphic – “Technique Tips for Locating the MB2” (see downloadable PDF below)
- Malmberg L, Hansson CB, et al: Endodontic Operative Field Asepsis – A Comparison Between General Dentists and Specialists, Acta Odontologica Scandinavica, 07 July 2023, https://www.tandfonline.com/doi/10.1080/00016357.2023.2232855?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub%20%200pubmed
- Ruddle/Machtou/West Article “Deep Shape in Endodontics” (see downloadable PDF below)
- Ruddle Article “Endodontic Triad for Success” (see downloadable PDF below)
- The Ruddle Show Graphic – “Knowing the Difference: Chelator vs Sodium Hypochlorite vs EDTA” (see downloadable PDF below)
- Addison Valdes G, Abranches J, Dornelas Figueira L, Pereira P, Pileggi R: “Quantitative Analysis of Biofilm Removal Following Irrigation with EndoActivator and GentleWave Systems: Microbiological Study,” University of Florida (see downloadable TRS Graphic below)
- Ren Y: Improving Clinical Success of Root Canal Therapy through Anatomy-Responsive Instrumentation, Energy-Enhanced Disinfection, and Bioactive Obturation, University of Rochester Medical Center, 2025 (see downloadable PDF below)
- ICL Academy – Virtual Private School (Grades 5-12): www.iclacademy.org
‘Ruddle Show’ episodes & podcasts referenced within this episode:
- Find referenced shows within the You May Like tab above
Downloadable PDFs & Related Materials
The goal of endodontic treatment is to prevent or cure, when present, Lesions of Endodontic Origin, at times referred to as apical periodontitis. The role of bacteria in the pathogenesis of endodontic disease is well established, and therefore, it is critical to eradicate these pathogens by employing the highest level of presently developed standards...
For more than 50 years there has been universal agreement that the triad for endodontic success is shaping canals, cleaning in 3 dimensions, and filling root canal systems. Further, it is globally accepted that 3D disinfection is central to success and has traditionally required a well-shaped canal...
Featured Graphic from The Ruddle Show: Knowing the Difference - Chelator vs Sodium Hypochlorite
Summary Research as presented by Dr. Addison Valdes at the AAE 2024 Meeting (updated graphic by The Ruddle Show)
"The primary cause of endodontic treatment failure is persistent intraradicular infection, reinfection, or persistent extraradicular infection. Intra- and extraradicular biofilms are difficult to control chemically due to the EPS matrix barrier and the spatial heterogeneity of the 3D biofilm structure..."
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