Comparison of the teaching effect of problem-based learning and case-based learning teaching methods in dental endodontics education

• by Qun Li, Qiaojuan Zuo, Yanbo Xiao, Xun Liu, Yanan Yang, Bo Li

• May 12, 2026

Use of a Single-File Reciprocating R20 in a Complex Retreatment

The reciprocating motion reduces continuous torsional stress, improves resistance to cyclic fatigue, and preserves canal anatomy.

• by Gianluca Gambarini, MD, DDS

• July 15, 2025

• 2 min

New to Market

• July 1, 2026

• 1 min

Restoring an Endodontically Treated Tooth with Limited Interocclusal Space

A conservative endocrown approach is presented as an alternative to crown lengthening and post-retained restorations in a molar with severe structural loss.

• by Lisa D’Affronte, DDS, HELGA KENS, Howard Strassler, DMD

• March 1, 2026

• 11 min