Comparing the posture and comfort of anaesthesiologists during laryngoscopy and tracheal intubation in the head-elevated laryngoscopy position in supine position and with a 25° backup: A randomised clinical crossover trial

Autor: R Mookambika, RV Hemanth Kumar, Archana Areti, V Jaya
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Indian Journal of Anaesthesia, Vol 68, Iss 6, Pp 547-552 (2024)
Druh dokumentu: article
ISSN: 0019-5049
0976-2817
DOI: 10.4103/ija.ija_1130_23
Popis: Background and Aims: The head-elevated laryngoscopy position (HELP) and a 25° backup have been proposed to enhance glottic visualisation, yet concerns about ergonomic discomfort hinder their widespread adoption. This study compares the comfort and posture adopted by anaesthesiologists while performing laryngoscopy and tracheal intubation with patients in HELP while in a supine position or with 25° backup. Methods: The study included 48 patients aged 18–60 years with normal airways and 12 experienced anaesthesiologists. Patients were randomised into two groups using permuted block randomisation. Anaesthesiologists performed laryngoscopy and intubation in supine HELP and 25° backup HELP positions. Anaesthesiologist’s posture was determined by measuring the angles of neck, wrist, elbow, back and knee joints, which were compared using Student’s t-test, and subjective comfort assessed on a Likert scale was compared using the Chi-square test. As mentioned by the anaesthesiologist, Cormack- Lehane grading was also noted and compared using a Chi-square test between groups, taking a P value
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