Eric A Swanson, David Huang, James G Fujimoto, Carmen A Puliafito, Charles P Lin, Joel S Schuman: Method and apparatus for optical imaging with means for controlling the longitudinal range of the sample. Massachusetts Institute of Technology, Wolf Greenfield & Sacks, June 14, 1994: US05321501 (784 worldwide citation)

A method and apparatus for performing optical imaging on a sample wherein longitudinal scanning or positioning in the sample is provided by either varying relative optical path lengths for an optical path leading to the sample and to a reference reflector, or by varying an optical characteristic of ...

James D Rogan, Brian K Forbes, Michael G Birdsall: Local-remote apparatus with specialized image storage modules. Unisys Corporation, Alfred W Kozak, Mark T Starr, June 14, 1994: US05321816 (745 worldwide citation)

An apparatus provides a network combining a local site having a host computer and a specialized storage and retrieval module for storing image information which is connected to a remote site having document processing equipment working with remote specialized storage retrieval modules for storage of ...

Brian A Gregg, Adam Heller: Electrode and method for the detection of hydrogen peroxide. E Heller & Company, Pravel Hewitt Kimball & Krieger, June 14, 1994: US05320725 (739 worldwide citation)

An amperometric biosensor and method for the detection of hydrogen peroxide, NADH, or NADPH with high sensitivity includes an electrode having on its testing surface a three-dimensional redox polymer network in which peroxidase is immobilized.

David R Baum: Interactive aircraft training system and method. Hughes Training, Wanda K Denson Low, June 14, 1994: US05320538 (494 worldwide citation)

The system includes a computer (20), a detector (40) for detecting and tracking head orientation and head movement of an individual, a pair of tactile gloves (42, 44) which are donned by the individual (51) for detecting and transmitting to the computer (20) as input data orientation and movements o ...

Joseph S Nadan: Restricted information distribution system apparatus and methods. Market Data Corporation, Davis Hoxie Faithfull & Hapgood, June 14, 1994: US05321750 (371 worldwide citation)

A system for securely providing restricted display information having an encoder-transmitter for transmitting selected update data using information identification codes as enabling reception keys and a plurality of uniquely identified decoder-receivers for receiving the update data for display on a ...

Jeffrey A East, James J Walker, Steven M Jenness, Mark C Ozur, James W Kelly Jr: System for determining the rights of object access for a server process by combining them with the rights of the client process. Digital Equipment Corporation, Flehr Hohbach Test Albritton & Herbert, June 14, 1994: US05321841 (345 worldwide citation)

In a multitasking, multiuser computer system, a server process temporarily impersonates the characteristics of a client process when the client process preforms a remote procedure call on the server process. Each process has an identifier list with a plurality of identifiers that characterize the pr ...

Philip L Craine: System and method for tracking casino promotional funds and apparatus for use therewith. Calculus Microsystems Corporation, Flehr Hohbach Test Albritton & Herbert, June 14, 1994: US05321241 (307 worldwide citation)

A system for tracking casino promotional funds given to a casino patron, comprising a plurality of gaming machines A bank controller is provided for the plurality of gaming machines. A server is connected to the bank controller. A plurality of memory devices are provided. Each memory device has a me ...

Walter Baumgartner: Intervertebral disk prosthesis. Sulzer Brothers, Townsend and Townsend Khourie and Crew, June 14, 1994: US05320644 (306 worldwide citation)

An intervertebral disk prosthesis is described which with respect to its external dimensions imitates a natural intervertebral disk and connects two adjacent vertebrae to their upper and lower attachment surfaces. The intervertebral disk member is made of one piece from a strong, elastically deforma ...

Peter M Bonutti, James S Hawkins: Expandable cannula having longitudinal wire and method of use. Peter M Bonutti, Tarolli Sundheim & Covell, June 14, 1994: US05320611 (303 worldwide citation)

Cannulas for surgical and medical use expand along their entire lengths. The cannulas are inserted through tissue when in an unexpanded condition and with a small diameter. The cannulas are then expanded radially outwardly to give a full-size instrument passage. Expansion of the cannulas occurs agai ...

Hiromu Ishibashi: Simple blood sampling device. Kabushiki Kaisya Advance, Wegner Canton Mueller & Player, June 14, 1994: US05320607 (291 worldwide citation)

A simple blood sampling device composed of a vacuum chamber, a skin suction portion and a piercing and cutting means.