1
Sjostrand Ulf Hakan, Oberg Per Ake: Apparatus for influencing the systemic blood pressure in a patient by carotid sinus nerve stimulation. LKB Medical, March 21, 1972: US3650277 (332 worldwide citation)

A system for reducing and controlling the blood pressure of a hypertensive patient has electrical pulse stimulation of the carotid-sinus nerves controlled by the arterial blood pressure of the patient in such a manner that the number of stimulation pulses within each heart cycle is determined by the ...


2
Haselwood Donald E, Solar Carl M: Data storage and transmission system. A C Nielsen Company, March 21, 1972: US3651471 (227 worldwide citation)

A system for economically monitoring via telephone a large number of remotely located television receivers or the like. Remotely located data handling systems check the status of receiver groups once every 30 seconds. Whenever a change in status is detected, the altered status is recorded as a 'chan ...


3
Czekajewski Jan A: Cardiac output computer. March 21, 1972: US3651318 (156 worldwide citation)

A method and apparatus for determining the rate of flow of a substance such as blood in a closed circulatory system whereby a detectable indicator substance is injected into the blood upstream of the heart and the density of that substance in the blood downstream measured and integrated in time to d ...


4
Johnson George R: Cushioning dunnage product. The Arpax Company, March 21, 1972: US3650877 (119 worldwide citation)

A resilient cushioning dunnage product of helical coil like configuration produced from a web of low cost sheet like material, such as paper, by crumpling the web down into a relatively narrow strip and then forming the strip by pressure into generally helical coiled form. Also a tubular like dunnag ...


5
Rosenberg David: Sterile disposable medicament administration system. Pall Corporation, March 21, 1972: US3650093 (96 worldwide citation)

A medicament administration system is provided that can be used once, and then discarded, and that can be used in conjunction with a syringe pump without danger of an embolism, comprising a twin valve T-connector, an air eliminator, and an administering means such as a needle for connection to a pat ...


6
Guanella Gustav: Message scrambling apparatus for use in pulsed signal transmission. Patelhold Patentverwertungs und Elektro Holding, March 21, 1972: US3651261 (96 worldwide citation)

A pair of binary counters controlled by identical clock pulses are synchronized by means of a plurality of comparison devices in the form of exclusive OR-circuits having their inputs excited each by a pair of signals derived from corresponding stages of said counters and having their outputs connect ...


7
Smith Jr Forrest P: Staple cartridge with drive belt. United States Surgical Corporation, March 21, 1972: US3650453 (89 worldwide citation)

A staple-housing cartridge suitable for use in a surgical arena, adapted to be mounted on a powering unit, and suitable for suturing the skin or fascia of a patient. A plurality of staples are guided and are driven by a continuous belt adapted for rotation in the cartridge housing. When the powering ...


8
Burghele Theodor, Ichim Vasile, Demetrescw Mihai: Method and apparatus, including a flexible electrode, for the electric neurostimulation of the neurogenic bladder. Institutul DeMedicina Si Farmacie, March 21, 1972: US3650276 (84 worldwide citation)

A method for artificial voiding of the bladder involves the introduction of electrodes onto the motor nerves of the bladder, and placing on the anterior wall of the sacrum a receiver means for producing an electric current within such electrodes when excited by an electromagnetic field, and periodic ...


9
Derham deceased Leslie Jack, Derham administrator Michael Gordon: Purification of aluminium. Alloys and Chemicals Corporation, March 21, 1972: US3650730 (79 worldwide citation)

A process for removing impurities from aluminum or aluminum alloys comprising treating the molten metal with a chloridizing agent while the metal is covered with a layer of molten flux, so as to suppress the emission of fumes from the molten metal. An improved aspect of such process wherein the flux ...


10
Venema Harry J, Padgitt Kenneth W: Automotive multiplex system. Borg Warner Corporation, March 21, 1972: US3651454 (74 worldwide citation)

A multiplex system for controlling and sensing various component parts such as head lights, engine temperature, fuel level, and turn signal lights is disclosed. The system employs a single two-wire cable to communicate both power and signals between such components and a central control and metering ...