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.
There are generally three anesthesia options for cataract surgery. Your best choice for anesthesia will be determined by your doctor, considering your particular needs and requirements. The three options include: Topical anesthesia. Regional or Block anesthesia. General anesthesia.