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.
MAC is typically used in conjunction with topical and/or local anesthesia for cataract removal. This combination is the most common form of anesthesia used today in cataract surgery. General Anesthesia. General anesthesia is rarely used today for cataract surgery. However, in patients who suffer from dementia, claustrophobia, or mental retardation, or who are unable to remain still for the duration of surgery, general anesthesia may still be used.