What is nerve block puncture needle therapy

Nerve block needle is one of the commonly used local anesthesia, which needs to select the attending area and the nerves that need anesthesia according to different surgical sites. Moreover, his program is very extensive, such as brachial plexus block, lumbar plexus treatment, sciatic nerve, femoral nerve, cervical nerve, intercostal nerve and so on, can be used for relevant attending. It's easy to do but sometimes the amount of anesthetic is difficult to control, and sometimes the effects don't last very long. The success of nerve block mainly depends on the maturity of local anatomical relations. In clinical practice, a needle puncture with a long needle is used to eliminate all nerve signals in the nerve trunk, nerve plexus, innervation sensation and skin superficial sensation in the anesthetic injection area, which has achieved the effect of indications.