endodontic treatment; endodontic therapy
Medical term for root canal treatment and related procedures inside the tooth.
Endodontic treatment is a procedure to remove infection from inside the tooth.
根管治療 specifically refers to root canal treatment, while 歯内療法 is a broader term covering all treatments inside the tooth, including root canals.
Compound of 歯 (tooth), 内 (inside), and 療法 (therapy). A modern medical term.