MUMBAI, India, June 30 -- Intellectual Property India has published a patent application (202641074327 A) filed by Dr Prasanth; and Dr Varna R on June 16, 2026, for Endodontic Finishing Instrument And Corresponding Obturation System For Selective Apical Root Canal Preparation..
Inventors include Dr Prasanth Balan; Dr Varna R; Dr Nishad N T; Dr M Rajesh Karthik; Pavan Prasanth; Parthiv Prasanth; Suni T V; Raji Thomas; and Elizabeth Prabha James.
The application for the patent was published on June 26, 2026, under issue no. 26/2026.
Abstract: Endodontic Finishing Instrument and Corresponding Obturation System for Selective Apical Root Canal Preparation relates to endodontic instruments and obturation materials for root canal treatment. The invention comprises an endodontic finishing instrument having a handle or shank (1), a latch attachment portion (2), a rubber stopper (3), a smooth non-cutting shaft portion (4), an apical cutting portion (5), a non-cutting tip (6), and an apical diameter region (7). The apical cutting portion (5) is substantially confined to the terminal apical region of the instrument and is configured to create a substantially parallel apical preparation zone within a root canal. The invention further comprises a corresponding gutta-percha obturation cone (8) having a tapered body portion (9), a substantially parallel apical segment (10), an apical tip (11), and a transition region (12), the cone being configured to correspond to the prepared apical region and improve adaptation, retention, and apical sealing during obturatio
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