General Anesthesia | 合法醫療器材資訊網

2018年6月7日—Generalanesthesia(GA)isthestateproducedwhenapatientreceivesmedicationstoproduceamnesiaandanalgesiawithorwithout ...

Induction of anesthesia can be accomplished by inhalation of anesthetic gases or by use of intravenous agents, or both.

For the most part, contemporary practice dictates that adult patients and most children aged at least 10 years be induced with intravenous drugs, this being a rapid and minimally unpleasant experience for the patient. However, sevoflurane, a well-tolerated anesthetic vapor, allows for elective inhalation induction of anesthesia in adults. In addition to the induction drug, most patients receive an injection of an opioid analgesic. Induction agents and opioids work synergistically to induce anesthesia. In addition, anticipation of events that are about to occur, such as endotracheal intubation and incision of the skin, generally raises the blood pressure and heart rate of the patient. Opioid analgesia helps reduce this undesirable response, which can prove catastrophi...