Comparison of Ultrasound Guided Hernia Block with Standard Subarachnoid Block: An Open Label Randomised Clinical Study

Autor: Dinesh Kumar Sahu, Dar M Faizana, Sonawane Alpa, Atul Sharma
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Journal of Clinical and Diagnostic Research, Vol 18, Iss 12, Pp 11-15 (2024)
Druh dokumentu: article
ISSN: 2249-782X
0973-709X
DOI: 10.7860/JCDR/2024/74249.20337
Popis: Introduction: Inguinal hernia surgery is preferably performed under Subarachnoid Block (SAB) or General Anaesthesia (GA). However, some patients may have contraindications for both types of anaesthesia. An Ilioinguinal-Iliohypogastric Nerve (IIN-IHN) block can be administered for inguinal hernia surgery, but sometimes it provides unsatisfactory anaesthesia, and combining it with the genital branch of the genitofemoral nerve is suggested. The use of ultrasound is recommended to increase efficacy and reduce adverse effects of the block. Aim: To compare the intraoperative anaesthetic efficacy of ultrasound-guided ilioinguinal, iliohypogastric, and genitofemoral nerve blocks, collectively referred to as Hernia Block (HB), with SAB in patients undergoing elective unilateral uncomplicated open indirect inguinal hernia repair. Materials and Methods: An open-label randomised clinical study was designed to include 40 adults aged 18 to 80 years, classified as American Society of Anaesthesiologists (ASA) class I-III, undergoing elective open surgery for indirect inguinal hernia. Patients were randomised into two groups: Group A received SAB, while group B received ultrasound-guided HB only. A comparison was made between both groups in terms of intraoperative anaesthetic efficacy, success rate, duration of analgesia, haemodynamic changes, complications, time to ambulation, patient satisfaction, surgeon satisfaction, and adverse effects. Statistical analysis was performed using Analysis of Variance, Student’s t-test, and the Mann-Whitney test. Results: The median age (range) of group A was 56 (33-68) years, while that of group B was 50 (26-76) years. Mean arterial pressure showed a statistically significant reduction between 30 to 90 minutes in group A patients (p-value
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