Fig. 1

The Pre - Op Radiograph shows a Maxillary Molar DB ledge  & Short filling in all the roots.

Fig. 2

Five conservative highly effective instruments were used in sequence . 



SHAPY 1 ,2 & 3  

Fig. 3

POST - Op Radiograph

the ledge was bypassed successfully as well you can notice how conservative the retreatment was. 

Clinical video of the procedure


The Clinician must have a knowledge about files , kinematics & metallurgy and to choose the best set for every situation , RE-TREATY kit presents an excellent option for every day rettt situations


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Karabucak B, Bunes A, Chehoud C, Kohli MR, Setzer F. Prevalence of Apical Periodontitis in Endodontically Treated Premolars and Molars with Untreated Canal: A Cone-beam Computed Tomography Study. J Endod. 2016 Apr;42(4):538-41. doi: 10.1016/j.joen.2015.12.026. Epub 2016 Feb 10. PMID: 26873567.