1
Terje A Skotheim, Yoshiyuki Okamoto, Paul D Hale: Electrochemical biosensor based on immobilized enzymes and redox polymers. Associated Universities, Margaret C Bogosian, February 18, 1992: US05089112 (489 worldwide citation)

The present invention relates to an electrochemical enzyme biosensor for use in liquid mixtures of components for detecting the presence of, or measuring the amount of, one or more select components. The enzyme electrode of the present invention is comprised of an enzyme, an artificial redox compoun ...


2
Charles J Filipi, Tom R DeMeester, Rebecca C Gibbs, Ronald A Hinder: Wilson Cook Medical, Woodard Emhardt Naughton Moriarty & McNett, February 18, 1992: US05088979 (403 worldwide citation)

A technique for invaginating the esophagus at the gastroesophageal junction is disclosed, as well as an invagination device useful in the described technique. The invagination device includes an introducer guide which has an outside diameter approximating that of the esophagus and a plurality of nee ...


3
Louis Delahuerga, Robert B Stoddard, Michael S Klicek: Gas coagulation device. Valleylab, Peter C Richardson, Lawrence C Akers, Mark Dryer, February 18, 1992: US05088997 (401 worldwide citation)

A device for enhancing the safety and efficiency of a hand-operated electrosurgical pencil having an electrode with a distal end defining a tip for cutting or coagulating biological tissue, which device comprises a nose piece adapted to be mounted about said electrode and containing conduit means de ...


4
Dean L Kamen: Valve system with removable fluid interface. Bromberg & Sunstein, February 18, 1992: US05088515 (369 worldwide citation)

A valve having a disposable portion, which comes into contact with the fluid being controlled by the valve. The disposable portion has a valving chamber and a flexible membrane, which can seal off a mouth that is located on a protrusion in the chamber. The disposable portion is held by a fixture whi ...


5
David C Howson, Andrew D Smith, Richard A Simonelli: Safety enhanced device and method for effecting application of a therapeutic agent. February 18, 1992: US05088981 (311 worldwide citation)

Safety enhanced device and method are disclosed for effecting application of a therapeutic agent. A removable and operationally non-volatile programmable element is used to control operation of a therapeutic agent delivery unit. A computer, operationally independent of the delivery unit, is utilized ...


6
Donald N Ross: Method for implanting unstented xenografts and allografts. Promedica International, Lyon & Lyon, February 18, 1992: US05089015 (281 worldwide citation)

A holder for providing physiologic support to an unstented xenograft or allograft. The holder facilitates selection and implantation of a replacement unstented xenograft or allograft in the treatment of aortic heart valve dysfunction. The novel holder comprises a device replicating key dimensions of ...


7
Ivo Giannini, Marco Ferrari, Amilcare C de Resmini, Paolo Fasella: Multiple wavelength light photometer for non-invasive monitoring. Sclavo S p A, Hedman Gibson & Costigan, February 18, 1992: US05088493 (234 worldwide citation)

A multiple wavelength light spectrophometer for non-invasive monitoring of a body organ in vivo comprising: a single pulsed light source, optical fibers for transmitting to and receiving the infrared radiation from the organ, a radiation detector capable of branching received radiation into several ...


8
Morris Clark: Telephone access display system with remote monitoring. Video Jukebox Network, February 18, 1992: US05089885 (229 worldwide citation)

A method of using a programmed data processor to operate a video information selection system wherein a viewer can select video information to be displayed on a common channel of the television monitors of all viewers. The viewer accesses the data processor by use of a telephone keypad and selects v ...


9
Mehrdad M Moslehi: Low-temperature in-situ dry cleaning process for semiconductor wafers. Texas Instruments Incorporated, Douglas A Sorensen, Richard L Donaldson, William E Hiller, February 18, 1992: US05089441 (206 worldwide citation)

A low-temperature (650.degree. C. to 800.degree. C.) in-situ dry cleaning process (FIG. 2) for removing native oxide (and other contaminants) from a semiconductor surface can be used with either multi-wafer or single-wafer semiconductor device manufacturing reactors. A wafer is contacted with a dry ...


10
Evan C Unger: Liposomes as contrast agents for ultrasonic imaging and methods for preparing the same. Woodcock Washburn Kurtz Mackiewicz & Norris, February 18, 1992: US05088499 (189 worldwide citation)

Liposomes suitable as ultrasound contrast agents which contain media of various types including gases, gaseous precursors activated by pH, temperature or pressure, as well as other solid or liquid contrast enhancing agents, are described. Methods of using the same as ultrasound contrast agents are a ...



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