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. 2022 Feb 23;12:779621. doi: 10.3389/fonc.2022.779621

Figure 4.

Figure 4

INTP strategy was applied in trans breast endoscopic thyroidectomy. (A) Expose the inferior pole of thyroid lobe. (B) Expose one segment of RLN. (C) Establish the “neural tunnel”. (D) Endoscopic gauze was stuffed. (E) UltraCision implementation upon the gauze. (F) Completing RLN separation pathway. GF, grasp forceps; ITA, inferior thyroid artery; HS, harmonic scalpel; SM, strap muscles; DF, dissection forceps; RLN, recurrent laryngeal nerve; EG, endoscopic gauze; INTP, intraoperative nerve tunnel protecting.