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Chapter 8

Local Anesthetics

局部麻醉剂:化学和构效关系
局部麻醉剂:化学和构效关系
Local anesthetics (LAs) are drugs that induce a temporary loss of sensation in a limited body area, preventing pain. Cocaine was the first local ...
局部麻醉剂:作用机制
局部麻醉剂:作用机制
Local anesthetics (LAs) block sensory and motor impulses by inhibiting the sodium channels on the nerve cell membranes. This induces temporary loss of ...
局部麻醉药:药代动力学
局部麻醉药:药代动力学
The potency and duration of action of local anesthetics (LAs) are determined by their pharmacokinetics. Pharmacokinetics describes how LAs are absorbed, ...
局部麻醉剂:神经纤维的差异敏感性
局部麻醉剂:神经纤维的差异敏感性
Local anesthetics (LAs) block the sodium channels of nerve trunks, sensory nerve endings, and neuromuscular junctions. Although LAs can block all kinds of ...
局部麻醉剂:常见药物及其应用
局部麻醉剂:常见药物及其应用
Local anesthetics (LAs) are commonly used for various applications in medical and dental procedures. Some of the common agents used are cocaine, ...
局部麻醉剂:不良反应
局部麻醉剂:不良反应
While local anesthetics are generally safe and well-tolerated, they can occasionally cause adverse effects that vary in severity. Local anesthetics can ...
局部麻醉剂:表面麻醉、浸润麻醉和传导阻滞麻醉的临床应用
局部麻醉剂:表面麻醉、浸润麻醉和传导阻滞麻醉的临床应用
Depending on the target organ, local anesthetics (LAs) can be administered via various routes. In surface anesthesia, LAs are applied directly to the ...
局部麻醉剂:脊髓麻醉的临床应用
局部麻醉剂:脊髓麻醉的临床应用
Spinal anesthetics are given during lower abdomen and limb surgeries to block sensory and motor neurons. They are administered in the mid to low lumbar ...
局部麻醉剂:硬膜外麻醉的临床应用
局部麻醉剂:硬膜外麻醉的临床应用
Epidural anesthetics are administered in the fat-filled epidural space, the outermost part of the spinal canal. This technique is commonly employed for ...
局部麻醉剂:静脉局部麻醉的临床应用
局部麻醉剂:静脉局部麻醉的临床应用
Intravenous regional anesthesia or the Bier block technique is used to anesthetize a specific limb or extremity. It uses exsanguinated or blood-drained ...
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