John W Bassett: Suturing device. Kolisch Hartwell Dickinson & Stuart, March 30, 1976: US03946740 (386 worldwide citation)

A suturing device including a pair of arms having a set of adjacent ends movable toward and away from each other for engaging opposite sides of tissue therebetween. One of the arms has a needle-holding channel formed therein which opens at one end in the direction of the other arm. A manually operab ...

Eric S Lichtenstein: Apparatus for extracorporeal treatment of blood. Blum Moscovitz Friedman & Kaplan, March 30, 1976: US03946731 (242 worldwide citation)

An apparatus for extracorporeal treatment of blood can carry through automatically such functions as dialysis and oxygenation compensating, in the process, for changes in the condition of the patient. A fail-safe monitor receives signals from a number of sensors all of which must provide signals wit ...

Ward Edward Schultz, Harry Davis Smith Jr, Philip France McKinlay: Combination of epithermal and inelastic neutron scattering methods to locate coal and oil shale zones. Texaco, T H Whaley, C G Ries, William J Beard, March 30, 1976: US03947683 (231 worldwide citation)

A pulsed source of high energy neutrons is used to irradiate the earth formations in the vicinity of a well borehole. Gamma rays produced by the inelastic scattering of the fast neutrons are observed in four energy regions of the gamma ray energy spectrum corresponding to the inelastic scattering of ...

David W Newton, John M Adan: Leakage current cancelling circuit for use with electrosurgical instrument. March 30, 1976: US03946738 (224 worldwide citation)

Circuitry for cancelling leakage current is disclosed. The leakage cancelling circuit is utilized in conjunction wih the active or patient electrodes of an electrosurgical instrument used in electrosurgery. In electrosurgery, a radio frequency current is passed through a patient between an active el ...

Norman F Fyler: Electronic personnel safety sensor. The Stanley Works, March 30, 1976: US03947734 (139 worldwide citation)

An electronic personnel safety sensor is provided capable of causing a machine or operation to be shut off to prevent injury to personnel or damage to equipment protected, by detecting, indicating, and acting upon a predetermined increase or decrease in effective capacitance caused by the introducti ...

Nobuo Miyake: System for conducting a television audience survey. Totsu, Philip M Hinderstein, March 30, 1976: US03947624 (134 worldwide citation)

A method and apparatus for conducting a television audience survey in which a channel switch position detector and a television receiver on/off detector is attached to each television receiver in a sampled household and the information obtained from the channel switch position detectors is transmitt ...

Robert W Lightner: Vending system for remotely accessible stored information. Rose & Edell, March 30, 1976: US03947882 (132 worldwide citation)

A vending system includes a central station at which various information stored on master recordings can be selectively accessed by purchasers from any of multiple remote vending machines, the accessed information being reproduced on cartridge-type storage media at that vending machine. The cartridg ...

Donald B Grube, Juan C Grube, James A Grube: Voltage regulator tester. Fishburn Gold & Litman, March 30, 1976: US03947757 (130 worldwide citation)

A test circuit for automotive voltage regulators includes means for simulating transient battery voltages, a meter for monitoring these voltages as related to the operation of the regulator being tested, switching means to protect the meter and also to facilitate the reading thereof, a test load sim ...

George William Gray, Kenneth John Harrison: Liquid crystal materials and devices. Secretary of State for Defence in Her Britannic Majesty s Govt of U K of Gt Britain and Northern Ireland, Stevens Davis Miller & Mosher, March 30, 1976: US03947375 (128 worldwide citation)

A novel liquid crystal material contains a compound having a molecular structure such that the material exhibits a liquid crystal phase, the molecular structure of the compound being ##SPC1##

Wen Hsiang Lai, Gaylord Chan: Apparatus for generating positive and negative electric pulses for application to a living body for therapeutic purposes. Biopulse Company, Prutzman Hayes Kalb & Chilton, March 30, 1976: US03946745 (102 worldwide citation)

Apparatus for treating organisms for therapeutic purposes consists in applying thereto by means of electrodes an electrical signal comprising successive pairs of pulses, the pulses of each pair being of opposite polarity. The apparatus has an electrode arrangement for application to the organism and ...