Dingyuan Xu, Chuang Li, Gan Wu, Pei Wang, Xin Ma, Bin Wang, Guangke Wang
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引用次数: 0
Abstract
Purpose: This study aims to compare the puncture success rates and procedural efficiency between ultrasound-guided and conventional (non-ultrasound) methods in laryngeal electromyography (LEMG) to evaluate the clinical benefits of ultrasound guidance.
Methods: A self-controlled study design was used in this research. Nineteen patients underwent LEMG using both conventional and ultrasound-guided techniques. In the conventional method, the laryngologist performed needle punctures in the cricothyroid and thyroarytenoid muscles based on experience, with ultrasound only observing and recording. In the ultrasound-guided method, the sonologist actively guided the laryngologist during the needle puncture. Puncture success rates and examination times were compared between the two techniques, while electromyographic recordings were analyzed by neurophysiologists.
Results: Ultrasound successfully visualized all cricothyroid muscles (38 sides) and thyroarytenoid muscles (38 sides). Compared to the conventional method, Ultrasound-guided LEMG achieved a higher success rate (97.43% vs. 88.15%, p < 0.05, Chi-square test) and reduced examination time (3.81 ± 0.61 min vs. 5.54 ± 0.52 min, p < 0.001, Paired t-tests).
Conclusions: Ultrasound can provide detailed visualization of the laryngeal structures. Ultrasound guidance significantly reduces examination time and improves puncture accuracy in LEMG, demonstrating its high clinical value.
目的:比较超声引导下与常规(非超声)喉肌电图穿刺成功率及手术效率,评价超声引导下喉肌电图穿刺的临床价值。方法:采用自我对照研究设计。19例患者采用常规和超声引导技术进行LEMG。常规方法是由喉科医师根据经验对环甲肌和甲状关节肌进行穿刺,超声只进行观察和记录。在超声引导下,超声医师在穿刺过程中积极引导喉科医师。比较两种方法的穿刺成功率和检查次数,并由神经生理学家分析肌电图记录。结果:超声成功显示环甲肌(38侧)和甲状关节肌(38侧)。超声引导下的LEMG与常规方法相比成功率更高(97.43% vs. 88.15%)。p结论:超声可以提供详细的喉结构可视化。超声引导可显著缩短LEMG检查时间,提高穿刺准确性,具有较高的临床应用价值。
期刊介绍:
The Journal of Clinical Ultrasound (JCU) is an international journal dedicated to the worldwide dissemination of scientific information on diagnostic and therapeutic applications of medical sonography.
The scope of the journal includes--but is not limited to--the following areas: sonography of the gastrointestinal tract, genitourinary tract, vascular system, nervous system, head and neck, chest, breast, musculoskeletal system, and other superficial structures; Doppler applications; obstetric and pediatric applications; and interventional sonography. Studies comparing sonography with other imaging modalities are encouraged, as are studies evaluating the economic impact of sonography. Also within the journal''s scope are innovations and improvements in instrumentation and examination techniques and the use of contrast agents.
JCU publishes original research articles, case reports, pictorial essays, technical notes, and letters to the editor. The journal is also dedicated to being an educational resource for its readers, through the publication of review articles and various scientific contributions from members of the editorial board and other world-renowned experts in sonography.