1
Mark Ritchart, Mike Mariant, Ivan Sepetka, Erik Engelson: Vaso-occlusion coil and method. Target Therapeutics, Irell & Manella, February 19, 1991: US04994069 (908 worldwide citation)

A flexible, preferably coiled wire for use in small-vessel vaso-occlusion. The wire has a stretched, linear condition in which it can be advanced through a catheter lumen to a selected vessel, and a relaxed, convoluted condition produced by a combination of a helical winding of the wire, and irregul ...


2
David C MacGregor: Bifurcating stent apparatus and method. Cordis Corporation, Watts Hoffmann Fisher & Heinke Co, February 19, 1991: US04994071 (888 worldwide citation)

A bifurcating stent for insertion into a bifurcating vessel such as a blood vessel. The stent can be expanded from an insertion configuration to an implanted configuration by the application of radially outward forces against a series of interconnected wire loops that make up the stent. The preferre ...


3
Richard L Dobben: Artificial heart valve for implantation in a blood vessel. Laff Whitesel Conte & Saret, February 19, 1991: US04994077 (575 worldwide citation)

An artificial heart valve is designed to fit into a blood vessel when a patient is too weak to undergo open heart surgery. The valve has a disk shaped flap valve threaded on a bent wire which may be anchored in a blood vessel. One embodiment uses a clip anchor which is bent into somewhat the shape o ...


4
Leo J Cole, Curtis J Frantz, Jeannette Lee, Zvonimir Ordanic, Larry K Plank: Centralized management in a computer network. International Business Machines Corporation, Joscelyn G Cockburn, February 19, 1991: US04995035 (549 worldwide citation)

An improved method for dynamically and centrally managing a network which is being partitioned into Focal Point (FP) nodes and non-FP (NFP) or serviced nodes. Each FP node provides management services to an assigned group of non-FP nodes. The names of the non-FP nodes are maintained in a table calle ...


5
Mark G Shults, Christopher C Capelli, Stuart J Updike: Biological fluid measuring device. Markwell Medical Institute, Olson & Hierl, February 19, 1991: US04994167 (510 worldwide citation)

A biological fluid measuring device for determining the presence and the amounts of substances in a biological fluid without the need for dilution of the fluid comprises a main housing including electronic circuit means and at least one electrode, and a cartridge having a membrane. The cartridge is ...


6
Rick L Shockey, Robert A Van Tassel: Intravascular drug delivery dilatation catheter. Schneider, Haugen and Nikolai, February 19, 1991: US04994033 (433 worldwide citation)

An intravascular catheter designed to apply a liquid medicament or other substance to a stenotic lesion as the blood vessel is undergoing dilatation to facilitate the restoration and long-term maintenance of patency to the blood vessel. It comprises three concentrically arranged flexible plastic tub ...


7
Richard J Gordon, James R Kennedy: Facsimile telecommunications system and method. F Mail Associates, Irell & Manella, February 19, 1991: US04994926 (334 worldwide citation)

A system and method for facilitating facsimile transmissions has one or more store and forward facilities, each associated with a plurality of subscriber facsimile machines, typically coupled over the switched telephone network. The store and forward facilities include a computer for controlling ope ...


8
H Vincent Monslow, Steven R Dickey: Television broadcast system for selective transmission of viewer-chosen programs at viewer-requested times. Hovey Williams Timmons & Collins, February 19, 1991: US04995078 (325 worldwide citation)

A television broadcast system using land lines is provided for real-time transmission of a viewer-chosen program at a viewer requested time to the requesting viewer's television receiver. The preferred method includes the steps of providing a collection of stored programs, communicating the requesti ...


9
Jannis G Stavrianopoulos, Dollie Kirtikar, Kenneth H Johnston, Barbara E Thalenfeld: Method and structures employing chemically-labelled polynucleotide probes. Enzo Biochem, Serle I Mosoff, Elaine P Brenner, Helen Tzagoloff, February 19, 1991: US04994373 (291 worldwide citation)

Polynucleotide sequences in a sample of biological or nonbiological material are detected by a method involving fixing of the sequences on a solid support and forming an entity between the fixed sequences and chemically-labeled polynucleotide or oligonucleotide probes having a sequence complementary ...


10
Curt M Kuban, Jeffrey C Ting, Fitzroy E Williams, Lee R Johnson, Elizabeth A Smith, Howard L Myers: Interactive room status/time information system. Scientific Atlanta, Banner Birch McKie & Beckett, February 19, 1991: US04994908 (287 worldwide citation)

An interactive room status/time information system is provided having a terminal associated with a television comprising a processor for processing data, an associated memory for storing operation data and control algorithms, a keypad with remote control for inputting information, a character genera ...



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