Method and apparatus for inducing anesthesia

摘要: The present invention provides apparatus and methods for introducing spinal anesthesia directly into the subarachnoid space of a patient. One method utilizes small gauge needle penetrating dura; other catheter with an internal stylet having non-piercing pencil point to spread apart filaments dura wall. An introducer rounded tip is also provided guiding supporting or catheter, as force applied thereto, cause same penetrate dura.