1
Louis Delahuerga, Robert B Stoddard, Michael S Klicek: Electrosurgical apparatus. Valleylab, Peter C Richardson, Lawrence C Akers, Mark Dryer, September 14, 1993: US05244462 (515 worldwide citation)

Electrosurgical apparatus for performing at least cutting and coagulation of biological tissue, which comprises a hand operated electrosurgical pencil comprising an electrically insulated housing and an electrode with a distal end defining a tip, means for supplying high-frequency, alternating curre ...


2
Colin E Sullivan, Jakob W Bruderer: Nasal mask for CPAP having ballooning/moulding seal with wearers nose and facial contours. The University of Sydney, Merchant Gould Smith Edell Welter & Schmidt, September 14, 1993: US05243971 (346 worldwide citation)

A nasal mask which is suitable for use in a continuous positive airway pressure system. The mask has a face contacting portion mounted to a shell which is sized and shaped to overfit the nose region of an intended wearer, and the face contacting portion is in the form of a distendable membrane which ...


3
Rahul Mehra: Method and apparatus for discrimination of ventricular and supraventricular tachycardia. Medtronic, Reed A Duthler, Harold R Patton, September 14, 1993: US05243980 (282 worldwide citation)

A method for discrimination between ventricular and supraventricular tachycardia and an apparatus for performing the method. In response to the detection of the occurrence of an tachycardia, stimulus pulses are delivered to one or both of the SA and AV nodal fat pads. The response of the heart rhyth ...


4
Randall V Tarr, Paul G Steffes: Non-invasive blood glucose measurement system and method using stimulated Raman spectroscopy. Georgia Tech Research Corporation, Deveau Colton & Marquis, September 14, 1993: US05243983 (282 worldwide citation)

Stimulated Raman spectroscopy is used to non-invasively measure the concentration of an Raman active molecule, preferably D-glucose in the ocular aqueous humor of living being. The apparatus and method make use of two monochromatic laser beams, a pump laser beam and a probe laser beam. The output po ...


5
Robert H Borcherts, Jacek L Jurzak, Shih Ping Liou, Tse Liang A Yeh: System and method for automatically steering a vehicle within a lane in a road. Zexel Corporation, Harness Dickey & Pierce, September 14, 1993: US05245422 (281 worldwide citation)

An automatic vehicle steering system is provided for automatically steering a vehicle along a lane in a road. A video sensor is included for generating a plurality of frames of video images of the road. A computer processor analyzes the frames to determine the lane boundaries of the road and the pos ...


6
Chris C Yu, Trung T Doan: Two-step chemical mechanical polishing process for producing flush and protruding tungsten plugs. Micron Technology, Stanley N Protigal, September 14, 1993: US05244534 (250 worldwide citation)

A method for forming conductive plugs within an insulation material is described. The inventive process results in a plug of a material such as tungsten which is more even with the insulation layer surface than conventional plug formation techniques. Conventional processes result in recessed plugs w ...


7
Asil T Gokcebay: Access control system with mechanical keys which store data. Security People, Thomas M Freiburger, September 14, 1993: US05245329 (237 worldwide citation)

An access control system combines card type keys or mechanical keys and lock cylinders with keyholder authentication, so that only the authorized keyholder or keyholders can use a key at an access control point. The access control point can be a door, gate, drawer, safe, safety deposit box, computer ...


8
Todd Hall: Small-diameter superelastic wire guide. Cook Incorporated, Woodard Emhardt Naughton Moriarty & McNett, September 14, 1993: US05243996 (236 worldwide citation)

A small diameter wire guide for medical procedures. The wire guide includes a mandrel of metallic superelastic material, such as nitinol, having a diameter less than 0.020 inches and which completes its transformation to austenite at a temperature of about 14.degree. C. The mandrel has a constant di ...


9
David R Walt, Steven M Barnard: Imaging fiber optic array sensors, apparatus, and methods for concurrently detecting multiple analytes of interest in a fluid sample. Trustees of Tufts College, David Prashker, September 14, 1993: US05244636 (220 worldwide citation)

The present invention provides a unique fiber optic sensor which is able to conduct multiple assays and analysis concurrently using a plurality of different dyes immobilized at individual spatial positions on the surface of the sensor. The present invention also provides apparatus for making precise ...


10
David R Walt, Steven M Bernard: Fiber optic sensor, apparatus, and methods for detecting an organic analyte in a fluid or vapor sample. Trustees of Tufts College, David Prashker, September 14, 1993: US05244813 (195 worldwide citation)

The present invention provides fiber optic sensors, apparatus, methods of optical detection, and methods of sensor manufacture for detection of organic analytes having a fixed polarity. The sensor requires an optical fiber strand; an immobilized polarity-sensitive dye; and an immobilized polymeric m ...



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