1
David A Gough: Transparent multi-oxygen sensor array and method of using same. The Regents of the University of California, Brown Martin Haller & Meador, November 1, 1988: US04781798 (624 worldwide citation)

A transparent electrochemical oxygen sensor for simultaneously determining oxygen concentration at different locations on a biological surface that is capable of being positioned over the region sought to be measured and includes an array of independently functioning oxygen-sensitive electrodes, a c ...


2
John B Simpson, Hira Thapliyal, Hanson S Gifford III, Tommy G Davis: Atherectomy device having a flexible housing. Devices for Vascular Intervention, Flehr Hohbach Test Albritton & Herbert, November 1, 1988: US04781186 (334 worldwide citation)

An atherectomy device having a housing at the distal end of a catheter adapted for insertion into the vascular system. The housing has a cutout in one side, and a cutter that is mounted in the housing for both axial and rotary movement with respect to the cutout. At least a portion of the housing is ...


3
Michael B Denlinger: Ambient-light-responsive touch screen data input method and system. Product Development Services Incorporated, Parmelee Bollinger & Bramblett, November 1, 1988: US04782328 (296 worldwide citation)

A convenient predetermined rectangular passive area is converted into a touch screen suitable for feeding X and Y cartesian coordinate data into a computer by employing ambient light as the medium to sense positioning of a pointer brought near to any desired coordinate location of the touch screen. ...


4
Wilson K C Lee: Method of arthroscopic repair of a limb joint. Cushman Darby & Cushman, November 1, 1988: US04781190 (259 worldwide citation)

A method of surgical repair using a needle having two sharpened ends, under arthroscopic control by passing a needle into the joint until the eye of the needle just emerges from the skin on the distal side of the joint, then pulling the suture through the joint to the outside while the needle remain ...


5
Jacques Lebigot: Blood clots filtering device. Promed, Weingarten Schurgin Gagnebin & Hayes, November 1, 1988: US04781177 (226 worldwide citation)

Filtering device useful for partly interrupting the inferior vena cava and for creating an efficient barrier against embolic migration; in the expanded operating condition, said device comprises a filiform body, extended at one of its ends by a plurality of diverging flexible wires, which wires are ...


6
Russell Redmond, Claude Vidal: Resealable injection site. VIR Engineering, James E Brunton, November 1, 1988: US04781680 (216 worldwide citation)

A subcutaneous access site to aid in the delivery of chemotherapeutic or analgesic drugs to the blood stream or to any body cavity. The device embodies a specially supported septum which exhibits exceptional resealing characteristics. In this regard, the device includes a rigid inner ring adapted to ...


7
Victor B Kley, Daniel J Talken: Computer control. Victor B Kley, Bernard Rothwell & Brown, November 1, 1988: US04782327 (189 worldwide citation)

A computer control includes a control member movably mounted for movement in two dimensions wherein orthogonally related gratings are moved to the corresponding directions to generate pairs of quadrature related signals. Circuitry produces binary signals defining four states for each cycle of quadra ...


8
Joseph M Armbruster: Illuminated feather-touch solenoid actuated vehicle day/night mirror. Fleit Jacobson Cohn & Price, November 1, 1988: US04781436 (188 worldwide citation)

A rear view mirror mounted either interiorly or exteriorly of a vehicle which incorporates a unique structure providing an illuminated, feather-touch, bar switch for actuating a solenoid to change the mirror from day-to-night and night-to-day positions by utilizing a single finger, feather-touch ope ...


9
Alan D Martin: Blood monitoring apparatus and methods with amplifier input dark current correction. The BOC Group, Larry R Cassett, Roger M Rathbun, November 1, 1988: US04781195 (185 worldwide citation)

In photoelectric apparatus such as a pulse oximeter for monitoring a parameter of the blood in a living organism, a dark current correction signal is applied to the input at the preamplifier. The correction signal is substantially equal in magnitude but opposite in sense to the photodetector output ...


10
Francis T McGreevy, Carol Bertrand, Karl W Hahn: Electrosurgical conductive gas stream technique of achieving improved eschar for coagulation. C R Bard, John R Ley, November 1, 1988: US04781175 (185 worldwide citation)

An electrosurgical technique of achieving coagulation involves conducting a predetermined ionizable gas in a jet to the tissue at a predetermined flow rate sufficient to clear natural fluids from the tissue and to substantially expose the tissue stroma. Electrical radio frequency energy is conducted ...