The effect of nerve blocks to many pain syndromes is recognized but the proper use of nerve blocks requires solid knowledge and technical skill. Therefore, the various and many complications was caused by the nerve block therapy without satisfactory training. The investigations of that accidents or instructive experiences contribute to knowledge and training of young pain clinicians.
Not only techniqual trouble but failures of informed-consent was descrived in this report. Becouse, if the worst comes to the worst, failures of informed-consent is imperiled to suicide.
The writings was overlaped special lecture in the 3rd Pain Coference of Chugoku Sikoku and the report of Anesthesia & Resuscitation (30: 247-251, 1994).