Journal of Oral Science Research ›› 2019, Vol. 35 ›› Issue (6): 521-523.DOI: 10.13701/j.cnki.kqyxyj.2019.06.003

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Advancement in XP-endo Series Nickel-titanium Instruments

XIN Yue,YANG Jian*   

  1. Department of Pediatric Dentistry, Affiliated Stomatological Hospital of Nanchang University, The Key Laboratory of Oral Biomedicine of Jiangxi Province, Nanchang 330006, China.
  • Received:2018-06-06 Online:2019-06-28 Published:2019-06-27

Abstract: Root canal preparation is a critical procedure of root canal therapy. Due to the anatomic complexities of the root canal system, even when instrumentation is carefully performed using modern file systems, 30%-50% of the canal wall surface area may remain untouched and cover with biofilm. Recently, XP-endo series nickel-titanium instruments are launched to improve the cleaning effectiveness of root canal preparation. XP-endo nickel-titanium instruments are made of proprietary alloy, the NiTi MaxWire, which can react at different temperature levels. XP-endo has incredible flexibility and extreme cyclic fatigue resistance, which can adapt to canal morphology and enhance the efficiency of root canal preparation. In this paper, physical property, bio-safety, and mechanical cleaning of XP-endo series nickel-titanium instruments are reviewed.

Key words: Root canal preparation, Nickel-titanium endodontic instrument, XP-endo, Finisher, XP-endo, Shaper