The difference between lumbar and epidural anesthesia
Aug 24, 2022
Lumbar hemp intra-spinal canal anesthesia epidural anesthesia mechanism: anesthesia before and after the spinal nerve roots and spinal block spinal nerve root function parts: subarachnoid gap, gap was a positive pressure outside the catheter gap, gap is negative pressure medication before anesthesia: barbitone kind the barbiturates commonly used local anesthetics: Cloth than paid, luo pp because lidocaine, tetracaine puncture point: lumbar 2, 3, 4 or lumbar spine 3 space lumbar or lumbar 3, 4, 2, 3 space indications: under the lower abdominal surgery anesthesia Major abdominal surgery, chest and neck surgery using less contraindications: both common include: puncture infection; Central nervous system disease; Shock to disable the vertebral canal anesthesia; It is prohibited for persons with mental illness, infantile or neurosis; The small of the back injury and disc also disable the spinal canal, bone metastatic carcinoma and the anesthesia. different: with poor blood coagulation function cannot be used epidural anesthesia, but lumbar hemp can be used. High blood pressure without coronary disease, lumbar hemp can be used, but no epidural anesthesia. complications, postoperative headache nausea and vomiting (most common). 1, into subarachnoid gap or too deep into the needle cause whole spinal anesthesia (worst); 2. Puncture the pleura resulting in pneumothorax; 3, clotting function lead to poor epidural hematoma; 4, needle into vascular produce toxic reaction 5, air embolism; 6. Spinal cord or nerve root injury
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