Objectives: This study aimed to evaluate and compare various commercially available local anesthetic solutions.
Materials And Methods: A total of 150 commercially available local anesthetic cartridges of similar composition (2% lidocaine with epinephrine 1:100,000) were randomly collected and divided into 3 groups. The designations of groups were selected from their product names such that each group consisted of 60 cartridges. Group S (Septodont, France) Group M (Medicaine, Korea) and Group H (HD-Caine, Pakistan). The samples were divided into five sub-groups, each consisting of 10 cartridges from each group to investigate each parameter.
Results: The acquired data was statistically analyzed and compared (using SPSS version 12). Compositional analysis revealed a non-significant (P>0.05) difference when the three Groups were compared with standard lidocaine and epinephrine solutions. The mean pH values of samples from group S, M, and H respectively fell within the range of pH values of commercially available solutions. Non-significant difference in EPT values of Group S and H was found when efficacy was compared ( = 0.3), however a significant difference ( < 0.01) was observed in contrast to Group M. Anti-bacterial activity was observed in all the group and a non-significant difference in cell viability values of Group S and M was found ( = 0.6), while the difference was significant in comparison to Group H.
Conclusion: Within the limitations of these investigations, it appears that the properties of different manufacturers fall within the recommended ranges as mentioned in literature and do not appear to be statistically different in the variables we have tested.
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http://dx.doi.org/10.1055/s-0041-1727553 | DOI Listing |
Am J Emerg Med
December 2024
Department of Anesthesia and Intensive care, University of Pisa, Pisa, Italy.
Background: Various regional anesthesia techniques have been studied for blunt chest wall trauma over the past decades, but their impact on patient outcomes remains unclear. This systematic review and Bayesian network meta-analysis aimed to identify the most effective regional anesthesia techniques for different outcomes in blunt thoracic trauma patients.
Methods: We searched Medline, EMBASE, Scopus, and Cochrane databases for randomized controlled trials comparing regional anesthesia techniques (thoracic epidural, erector spinae plane block, serratus anterior plane block, intercostal block, paravertebral block, intrapleural block, retrolaminar block) and standard intravenous analgesia.
Otolaryngol Head Neck Surg
December 2024
Department of Otorhinolaryngology, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.
Objective: The butterfly cartilage inlay technique was originally developed for repairing small tympanic membrane (TM) perforations but is now increasingly used for repairing large TM perforations. Although studies have evaluated the effectiveness of butterfly tympanoplasty for repairing medium-to-large-sized TM perforations, no study has compared its effectiveness with that of the conventional underlay cartilage technique. Therefore, we aimed to evaluate the effectiveness of butterfly tympanoplasty for repairing medium-to-large-sized TM perforations compared with that of the conventional underlay cartilage.
View Article and Find Full Text PDFMymensingh Med J
January 2025
Dr Md Khairul Kabir Khan, Junior Consultant, Department of Anaesthesiology and Intensive Care Unit, Mymensingh Medical College Hospital, Mymensingh, Bangladesh; E-mail:
Different additives have been used to improve the duration and quality of analgesia of the local anaesthetic used in the single-dose caudal block technique, such as opioids, epinephrine, clonidine, neostigmine, etc. Dexmedetomidine is a potent and a highly selective α2-adrenergic agonist having a sympatholytic, sedative, and analgesic effect and has been described as a safe and effective additive in many anaesthetic and analgesic techniques. Another agent is Fentanyl, a lipophilic opioid, is added frequently to local anaesthetics which least likely to cause respiratory depression when given extradurally, because of its high lipid solubility.
View Article and Find Full Text PDFCurr Pain Headache Rep
December 2024
Department of Anesthesiology, Perioperative, and Pain Medicine, Harvard Medical School, Brigham and Women's Hospital, Boston, MA, USA.
Purpose Of Review: Peripheral nerve blocks are performed using local anesthetics that are commonly performed prior to surgery to either be the sole anesthetic and/or for postoperative pain management. Interscalene blocks are a specific type of nerve block that targets the superior and middle trunks of the brachial plexus inhibiting transmission of pain signals from the upper extremities to the central nervous system making them useful in mitigating pain following surgeries involving the shoulder, upper arm, and elbow.
Recent Findings: Previously, interscalene blocks were performed with a nerve stimulator, which is an instrument designed to generate a twitch in surrounding muscles to verify the anesthetic block was placed in the correct location.
Mikrochim Acta
December 2024
Chemistry Institute, Federal University of Uberlândia, Uberlândia, MG, 38408-100, Brazil.
Babassu (Atallea sp.), a native palm tree from South America's Amazon produces bio-oil and biochar with significant potential for industrial applications. Babassu oil as a bio-based plasticizer is reported here for the first time to replace petrochemical alternatives in the production of conductive filaments for additive manufacturing purposes.
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