Kết quả phẫu thuật nội soi treo thanh quản cắt bán phần sau dây thanh một bên bằng dao siêu âm điều trị liệt khép hai dây thanh

Abstract

Background: Bilateral vocal cord paralysis result from paralysis of the opening muscles of the glottisimmobilizing the two vocal cords in the closed position, causing partly or completely glottis narrowing. Patients suffering from bilateral vocal cord paralysis express acute or chronic laryngeal dyspnea, snoring, and reduced quality of life. Endoscopic surgical excision posterior part of unilateral vocal cords with monopolar, bipolar, CO2 laser was applied for many years in the world. In Vietnam, the Department of Otolaryngology of Gia Dinh People's Hospital, has used ultrasonic surgical knives in this surgery since 2015 to help improve the quality of life for patients. Objectives: Evaluation of result of endoscopic surgical excision posterior part of unilateral vocal cords with ultrasonic surgical knives treating bilateral vocal cord paralysis. Method: With 30 patients of bilateral vocal cord paralysis. A clinical interventional study was carried out from 2019-2023 in Gia Dinh people’s Hospital. Result- Discussion: From 1/2019 to 6/2023, with the 30 patients bilateral vocal cord paralysis study, We had a follow-up after surgery at 1 month, 3 months, 6 months. Evaluation results according to subjective and objective criteria: 100% cases improve airway, no cases of recurrent dyspnea, patients with mild hoarseness and little voice disorders after surgery. Conclusion: Results of  Surgical excision posterior part of unilateral vocal cords using ultrasound knife via endoscopy  improved airway for patients of bilateral vocal cord paralysis with safety, shorten  hospital stays, helped to solve dyspnea but still preserved speech and swallowing function. Patients are satisfied with the surgical results.