1
Robert F Welch: Circular stapler tissue retention spring method. Ethicon, E R Skula, May 10, 1994: US05309927 (556 worldwide citation)

An tissue retention spring for use with a surgical circular stapler used to perform an anastomosis. The tissue retention spring is mounted onto the anvil shaft of the stapler. The spring has a plurality of connected helical coils defining a member having an axial passage therethrough. The spring pro ...


2
David M Bloom, Francisco S A Sandejas, Olav Solgaard: Method and apparatus for modulating a light beam. The Board of Trustees of the Leland Stanford Junior University, Claude Hamrick, May 10, 1994: US05311360 (514 worldwide citation)

A modulator for modulating an incident beam of light, the modulator comprising a plurality of equally spaced-apart elements, each of which includes a light-reflective planar surface. The elements are arranged parallel to each other with their light-reflective surfaces parallel to each other. The mod ...


3
Arno A Penzias: Fraud protection for card transactions. AT&T Bell Laboratories, Eugene J Rosenthal, Barry H Freedman, May 10, 1994: US05311594 (332 worldwide citation)

The problems of fraud in card transactions can be reduced by, after requiring the person engaged in the card transaction to initially identify himself, such as by supplying a card number, a) requesting, the person to supply as authentication information either 1) a randomly selected piece of prestor ...


4
Jeffery D Snell, Harold C Schloss, Brian M Mann, John W Poore, Roy B Medlin: Method and system for recording, reporting, and displaying the distribution of pacing events over time and for using same to optimize programming. Siemens Pacesetter, Bryant R Gold, Leslie S Miller, May 10, 1994: US05309919 (330 worldwide citation)

A method and system for monitoring the behavior of an implanted pacemaker counts (records) the number of times that a given internal event or state change of the pacemaker occurs, and also determines the rate at which each event or state change thus counted occurs. The event counts and their associa ...


5
David D Cunningham, Susan B Brontman, Jill M Geist, R Hayes Helgren, Timothy P Henning, Kenneth S Johnson, Laura S Morici, Thomas G Schapira, Neal T Sleszynski: Biosensor with a membrane containing biologically active material. Abbott Laboratories, Robert E Wexler, May 10, 1994: US05310469 (306 worldwide citation)

A sensor for measuring the concentration of an analyte in a solution is disclosed. The sensor may be adapted for use as either an amperometric or a potentiometric sensor. It includes a membrane having a biologically active protein immobilized within. The membrane is attached and reliably sealed to a ...


6
Stuart D Edwards, Thomas F Kordis, David K Swanson: Cardiac mapping and ablation systems. EP Technologies, Ryan Kees & Hohenfeldt, May 10, 1994: US05309910 (300 worldwide citation)

An electrode assembly for use in interventricular cardiac mapping includes one or more elongated splines each of which carries a plurality of spaced apart electrodes thereon. The body of each spline is formed of a plurality of alternating electrically conductive layers and the electrically non-condu ...


7
Addison M Fischer: Computer system security method and apparatus for creating and using program authorization information data structures. Nixon & Vanderhye, May 10, 1994: US05311591 (297 worldwide citation)

Method and apparatus are disclosed including a system monitor which limits the ability of a program about to be executed to the use of predefined resources (e.g., data files, disk writing capabilities, etc.). The system monitor processes a data structure including a set of authorities defining that ...


8
Frederic H Moll, Charles Gresl Jr, Albert K Chin, Philip K Hopper: Retraction methods using endoscopic inflatable retraction devices. Origin Medsystems, Limbach & Limbach, May 10, 1994: US05309896 (295 worldwide citation)

A method for retracting an organ inside the body in the course of treating adjacent tissue. An inflatable retractor is provided. The inflatable retractor includes a flexible wall which may be expanded into place within the body, and which enclosed a main chamber. The inflatable retractor also includ ...


9
R Bowen Loftin, Lui Wang, Paul T Baffes, Grace C Hua: General purpose architecture for intelligent computer-aided training. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, Hardie R Barr, Guy M Miller, Edward K Fein, May 10, 1994: US05311422 (274 worldwide citation)

A training system for use in a wide variety of training tasks and environments comprising a user interface simulating the same information available to a trainee in the task environment which allows the trainee to assert actions to the system; a domain expert which can use the same information avail ...


10
Dan B Daniels, Darrell M Olps, Carl G Reese, Tom R Rahlfs, Ronald R Carlton: Instructional management system. Jostens Learning Corporation, Merchant Gould Smith Edell Welter & Schmidt, May 10, 1994: US05310349 (270 worldwide citation)

A virtual school user interface running on networked personal computers for providing administrative and instructional functions to users in a scholastic environment. A user selects among grouped system functions by accessing one of a plurality of rooms within a school representation displayed on a ...



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