Comparison of perineural administration of dexmedetomidine and fentanyl as an adjuvant to 0.5% bupivacaine to enhance the quality of supraclavicular brachial plexus nerve block in upper limb surgeries - A prospective, triple-blind, randomized study

Autor: Sayak Patra, Ranabir Chanda, Chaitali Biswas
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Asian Journal of Medical Sciences, Vol 13, Iss 7, Pp 56-62 (2022)
Druh dokumentu: article
ISSN: 2467-9100
2091-0576
DOI: 10.3126/ajms.v13i7.43231
Popis: Background: Supraclavicular approach of brachial plexus block (BPB) has been in popular choice in recent years for surgical, diagnostic, and therapeutic management of injury and pathology related to upper limb. Aims and Objectives: In this study, we investigated the effect of dexmedetomidine and fentanyl as an adjuvant to bupivacaine on quality of block and post-operative analgesia in perineural supraclavicular BPB. Materials and Methods: A prospective, randomized, and triple-blind study was done involving 70 patients of age 18–60 years, randomly allocated into two equal groups [group BD- bupivacaine (0.5%) 29 ml with 100 μg (1 ml) of dexmedetomidine and group BF - bupivacaine (0.5%) 29 ml with 50 μg (1 ml) of fentanyl]. The scores of modified Gormley and Hill scale, modified Bromage scale, Ramsay sedation scale, and rescue analgesic requirement were recorded along with hemodynamic parameters. Pearson’s Chi-square test and Mann–Whitney U test were used for statistical analysis. Results: The onset time of sensory and motor blockade was shortened and the duration of the block was significantly prolonged in the BD Group than BF Group (P
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