Computer hardware and recorded software sold as a unit for use with medical patient monitoring equipment, for receiving, processing, transmitting and displaying data; Downloadable communication software to access data stored on an oximeter and transfer data to another device; Downloadable computer operating programs; Downloadable computer programs and computer software for electronically trading securities; Downloadable computer programs for project management; Downloadable computer software for accessing, reading, and tracking information in the field of financial transactions on a blockchain; Downloadable computer software for creating searchable databases of information and data; Downloadable computer software for document management; Downloadable computer software for encryption; Downloadable computer software for producing financial models; Downloadable computer software for providing an on-line database in the field of transaction processing to upload transactional data, provide statistical analysis, and produce notifications and reports; Downloadable computer software to automate data warehousing; Downloadable computer software to maintain and operate computer system; Downloadable web site development software; Recorded computer software for use in database management; Smartphone game software, downloadable