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.
During surgery, you will be given some form of anesthesia, which are medicines given to relieve of pain and sensation during surgery. The type and dosage of anesthesia is given by the anesthesiologist. Before surgery, you will meet with the physician anesthesiologist or nurse anesthetist. The anesthesiologist will review your medical condition and history to plan the appropriate anesthetic for surgery. There are various forms of anesthesia.