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.
Common Medications Used In Anesthesia. Anesthesiologists use a variety of medications in their practice to keep patients safe, relaxed and pain-free for their surgeries. These range from mild sedatives for minor procedures to potent inhalational gases and muscle relaxants for major or lengthy surgeries.