Computerized online search and ordering service featuring the wholesale and retail distribution of medical devices and supplies; Advertising services, namely, dissemination of advertising for others via an online electronic communications network; computerized online ordering featuring medical devices and supplies; providing an online commercial information directory; providing a searchable database in the field of medical devices and supplies available via a global computer network; providing a searchable online advertising guide featuring the goods and services of medical manufacturers; electronic classified advertising services and online classified advertising services; Automated and computerized trading of goods and services for others provided over a global communication information network; online retail store services featuring medical devices and supplies