ZENFLEX RT

Advanced Instrumentation

ZenFlex RT is a dedicated NiTi retreatment file system designed to simplify root canal retreatment by combining gutta-percha removal and canal reshaping in one workflow in a safe way.
S

Safety

Patient safety first

A noncutting tip reduces the risk of ledging, transportation, and perforation, and a maximum flute diameter of 1 mm on every file adds flexibility while preserving canal space

water_drop

Efficiency, Crown Down Brushing

Soften and Drag out

This new motion, crown-down brushing, is intended to soften the gutta-percha and drag it up, with the tip and body of the file brushing the canal walls to lift out the previous obturation,

V

Rethinking Retreatment

High level of technology for simplicity

I call it a high level of technology for simplicity. Success is defined by clinical outcome and performance. If we can offer an easy solution that helps the patient save their natural tooth for many years to come and allows clinicians to perform the procedure safely with predictable results, I would consider our mission Accomplished

Research

ZenFlex Publications

Clinical Demonstrations

ZenFlex Videos

Endodontic retreatment of Gutta Percha and BC sealer with ZenFlex RT files
play_arrow
September 11, 2026

Endodontic retreatment of Gutta Percha and BC sealer with ZenFlex RT files

ZenFlex RT can be used to retrieve gutta percha from the canal and eventually clean the canal walls from Bio Ceramic sealer, due to it's exceptional heat treatment and file design.

Endodontic root canal retreatment with ZenFlex RT to remove thermafil plastic carrier obturator
play_arrow
September 11, 2026

Endodontic root canal retreatment with ZenFlex RT to remove thermafil plastic carrier obturator

Endodontic Root canal retreatment. Using the Zenflex RT to remove thermafil plastic carrier

Root canal retreatment with ZenFlex RT. Soften and drag
play_arrow
September 11, 2026

Root canal retreatment with ZenFlex RT. Soften and drag

The new approach of root canal retreatment is to soften and drag the gutta percha out of the canal. Safer, easier, faster.

Endodontic retreatment. Crown Down Brushing
play_arrow
September 11, 2026

Endodontic retreatment. Crown Down Brushing

The new motion crown down brushing in endodontic retreatment. it soften the gutta percha and drag it out of the canal.

Endodontic retreatment using ZenFlex RT full sequence.
play_arrow
September 11, 2026

Endodontic retreatment using ZenFlex RT full sequence.

Endodontic retreatment and shaping at the same time with ZenFlex RT.

Endodontic Retreament with ZenFlex RT. Crown Down Brushing,
play_arrow
September 08, 2026

Endodontic Retreament with ZenFlex RT. Crown Down Brushing,

Root canal retreatment using ZenFlex RT, showing the new motion. Crown Down Brushing. Very safe approach to remove gutta percha and sealer without the risk of creating a ledge.