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Study aim
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Aim of this study is comparison of adding dexmedetomidine and tramadol and neostigmine to lidocaine 1.5% for reduce postoperative pain in caudal block in 2-8 children lower abdominal surgeries.
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Design
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This study is clinical trial. 96 children enllore the study under lower abdominal surgery.We will divide patients in 3 groups(Dexmedetomidine, Tramadol and Neostigmine).
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Settings and conduct
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This study is clinical trial. This study is double blinde.96 children enllore the study under lower abdominal surgery. This study is double blind.Outcome elevator and analyzer are blind (double blind).Outcome elevator and analyzer don't aware from grouping.We will divide patients in 3 groups(Dexmedetomidine, Tramadol and Neostigmine).
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Participants/Inclusion and exclusion criteria
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Inclusion criteria:Children 8-2 years old, ASA class I and II, all patients without heart disease, pulmonary, liver, patients without seizure history, patients who duration of operation is between 45- 90 minutes, local anesthetics, dexmedetomidine, tramadol and neostigmine
Exclusion criteria:All patients with a duration of more than 90 minutes,
all patients with failure in codal block
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Intervention groups
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We will divide patients in 3 groups(Dexmedetomidine, Tramadol and Neostigmine).We inject 1 micro gram in kilogram Dexmedetomidine(1 milliliter) as adjutant Lidocain in Dexmedetomidine group.We inject 1 milliliter in kilogram Tramadol (1 milliliter) as adjutant Lidocain in Tramadol group.We inject 1.5 micro gram in kilogram Neostigmine (1 milliliter) as adjutant Lidocain in Neostigmine group.
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Main outcome variables
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Mean narcotic drug during the 24 first after surgery - duration of analgesia-pain in recovery, 2, 6 and 12 hours after surgery