Samuel P Bessman, Ennis C Layne, Lyell J Thomas: Implantable glucose sensor. Fidelman Wolffe & Waldron, February 14, 1984: US04431004 (740 worldwide citation)

A method and apparatus for more accurate measurements of the glucose content in body fuids by sensing the absolute level of oxygen concentration in the fluid and correcting the output differential measurement indicative of the glucose content in the fluid according to the absolute level of oxygen.

William McCormick: Method of and apparatus for determining very accurately the position of a device inside biological tissue. McCormick Laboratories, February 14, 1984: US04431005 (319 worldwide citation)

A method of and apparatus for determining very accurately the position of a device inside biological tissue comprising a detecting instrument with a probe, which probe generates a small magnetic field which can be disturbed by a magnetically permeable metal in the device inside the tissue when a nar ...

R Dennis Nesbitt: Golf ball and method of making same. Questor Corporation, Harry O Ernsberger, Donald R Bahr, February 14, 1984: US04431193 (261 worldwide citation)

The disclosure embraces a golf ball and method of making same wherein the golf ball has a solid (not thread-wound) resilient center or core, and a multilayer cover construction which involves a first layer or ply of molded hard, high flexural modulus resinous material on the core, and a second or co ...

Thomas P Daniell, Robert C Harding Jr, Neil J Lewis, Sven H H Nauckhoff: Method for the dynamic replication of data under distributed system control to control utilization of resources in a multiprocessing, distributed data base system. International Business Machines Corporation, Shelley M Beckstrand, February 14, 1984: US04432057 (206 worldwide citation)

A method for dynamic replication of data under distributed system control to control the utilization of resources in a multiprocessing, distributed data base system. Previously, systems providing for data replication at nodes of a multiprocessing, distributed data base system required that a central ...

Shiro Nankai, Akihiro Imai, Takashi Iijima: Enzyme electrode. Matsushita Electric Industrial, Wenderoth Lind & Ponack, February 14, 1984: US04431507 (205 worldwide citation)

The disclosure is directed to an improved enzyme electrode which includes a first electrode having at least one kind of an enzyme immobilized on it for electrochemically detecting a substance to be produced in association with a reaction based on the enzyme, and a second electrode for electrochemica ...

Leroy E Groshong, Ronald J Brawn: Methods and apparatus for intravenous therapy and hyperalimentation. Klarquist Sparkman Campbell Leigh & Whinston, February 14, 1984: US04431426 (174 worldwide citation)

Methods and apparatus for short term and long term intravenous therapy including hyperalimentation are disclosed. The proximal end of a flexible catheter having a one way valve adjacent its proximal end is inserted through the skin of a patient and into a vein having a suitably large flow of blood t ...

Raymond L Sokola, Charles Choi: Ceramic bandpass filter. Motorola, Rolland R Hackbart, Edward M Roney, James W Gillman, February 14, 1984: US04431977 (162 worldwide citation)

A unique ceramic bandpass filter is disclosed that is comprised of a dielectric block having one or more holes extending from its top surface to its bottom surface and further having input and output electrodes each disposed on the dielectric block at a predetermined distance from a corresponding ho ...

Thomas L Smestad: Nonstress-bearing implantable bone prosthesis. Collagen Corporation, Ciotti & Murashige, February 14, 1984: US04430760 (149 worldwide citation)

A flexible, nonstress-bearing bone prosthesis is disclosed that comprises demineralized bone powder contained within a medical grade porous flexible casing made from polymeric fibers or a micro-porous membrane. The pores of the casing are smaller than the particle size of the bone powder but large e ...

Thomas W Greenlee: Dimensionally stable sealant and spacer strip and composite structures comprising the same. Tremco Incorporated, M J Colitz Jr, February 14, 1984: US04431691 (133 worldwide citation)

A dimensionally stable sealant and spacer strip comprising an elongated ribbon of deformable sealant enveloping and having embedded therein spacer means extending longitudinally of the ribbon of sealant. The thickness of the enveloping sealant extends beyond the spacer means in an amount sufficient ...

Russell B Butler, Nancy A Helm, A Walter MacEachern: Transcutaneous nerve stimulator with pseusorandom pulse generator. Gatron Corporation, Hamilton Brook Smith & Reynolds, February 14, 1984: US04431000 (131 worldwide citation)

Aphasias and other neurologically based speech and language impairments are treated by means of a transcutaneous electrical nerve stimulator. Preferably an irregular pulse train is applied by means of a pseudorandom pulse generator to the stimulator electrodes. The trapezoidal, monophasic pulses mim ...