Definition of Foreign Direct Investment Foreign direct investment (FDI) is an investment in a business by an investor from another country for which the foreign investor has control over the company purchased.
Spinal anaesthesia. Spinal anaesthesia (or spinal anesthesia), also called spinal block, subarachnoid block, intradural block and intrathecal block, is a form of regional anaesthesia involving the injection of a local anaesthetic into the subarachnoid space, generally through a fine needle, usually 9 cm (3.5 in) long.
4 â IV sedation Moderate, also known as Twilight anesthesia or Conscious sedation. This level of anesthesia includes amnesic drugs, which make the patient forget what happened during surgery. The patient is usually asleep, but able to breathe on his/her own.