General anesthesia - Uniwersytet Medyczny w Łodzi PDF
Preview General anesthesia - Uniwersytet Medyczny w Łodzi
General anesthesia Definition of anesthesia • It is a reversable blocking of pain feeling in whole body or in a part of it using pharmacology or other methods Anesthesia- division • Local- regional anesthesia, patient is conscious or sedated • General- anesthesia interact with whole body, function of central nervous system is depressed: – Intravenous – Inhalation (volatile) – Combined, balanced TIVA Total Intra Venous Anaesthesia VIMA Volatile Induction and Maintain Anaesthesia Parts of general anesthesia • Hypnosis- pharmacological sleep, reversable lack of consciousness • Analgesia-pain management • Areflexio-lack of reflexes • Relaxatio musculorum- muscle relaxation, pharmacological reversable neuromuscular blockade Parts of general anesthesia must be in balance Hypnosis Analgesia (anesthesia) Lack of reflexes (muscle relaxation) • Generalanesthesia LLaacckkooffccoonnsscciioouussnneessss 11 features PPaaiinnmmaannaaggeemmeenntt 22 LLaacckkooffrreefflleexxeess NNeeuurroommuussccuullaarrbblloocckkaaddee 3 44 Stages of general anesthesia • Stadium analgesiae (analgesia and sedation stage) • Stadium excitationis (excitation stage) • Stadium anaesthesiae chirurgicae (anesthesia for surgery) • Stadium paralysis respirationis (intoxication, respiratory arrest) I. Analgesia stage • Patient consciouss • Spontaneus respiration • Reflexes present • Possible small surgery procedures like dressing change in burns
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