[Diagnostic efficiency of transcutaneous laryngeal ultrasound in assessing the mobility of vocal cord in patients with thyroid disease].

Objective: To assess the diagnostic efficiency of transcutaneous laryngeal ultrasound.

Material And Methods: Ultrasound examination of the larynx and laryngoscopy was performed in 103 patients with thyroid disease. 26 (34.

[Joint work of surgeon and assistant in minimally invasive video-assisted hemithyroidectomy and its effect on duration of surgeries and learning period].

Objective: To analyze assistants` influence on duration of surgery and learning period in minimally invasive video-assisted hemithyroidectomy.

Material And Methods: The same surgeon performed 67 minimally invasive video-assisted hemithyroidectomies. Duration of surgery was analyzed in assistants with various number of interventions.

[Learning curves in acquisition of experience for new technologies].

Objective: Analysis of national and foreign trials investigating accumulation of experience in innovative technologies using the learning curves.

Material And Methods. S: Earching for Russian-language manuscripts was carried out within the references of the articles and in the ELIBRARY database.

[Evaluation of experience acquisition in video-assisted hemithyroidectomy].

Objective: To determine validity and adequacy of the assessment of experience acquisition in video-assisted hemithyroidectomy, to compare surgical outcomes at the learning stage and in delayed period.

Material And Methods: Experience acquisition was studied via assessment of the duration of video-assisted hemithyroidectomy in 67 patients who were operated by the same surgeon. Time of surgery was analyzed through between-group comparison of surgical outcomes.