1,744 research outputs found

    Temperature compensated solid state differential amplifier Patent

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    Temperature compensated solid state differential amplifier with application in bioinstrumentation circuit

    Instrumentation for Biological Research, Volume I, Sections 1 to 3 Final Report, Nov. 9, 1964 - Mar. 31, 1966

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    Bioinstrumentation for controlling and measuring parameters interacting with biological syste

    A survey of in vivo energy sources

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    Bioelectric potentials, muscle motions, and implanted fuel cells as energy sources for bioinstrumentation in sit

    Neurophysiological and behavioral studies of chimpanzees Semiannual report, Jan. 1 - Jun. 30, 1966

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    Techniques and bioinstrumentation for behavioral and neurophysiological studies of chimpanzees and Apollo application

    Simulator produces physiological waveforms

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    Physiological waveform simulator is capable of producing signals to simulate an axiliary and a sternal electrocardiogram, blood pressure, respiratory rate and body temperature. This may be used to check out bioinstrumentation

    High-Performance Bioinstrumentation for Real-Time Neuroelectrochemical Traumatic Brain Injury Monitoring

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    Traumatic brain injury (TBI) has been identified as an important cause of death and severe disability in all age groups and particularly in children and young adults. Central to TBIs devastation is a delayed secondary injury that occurs in 30–40% of TBI patients each year, while they are in the hospital Intensive Care Unit (ICU). Secondary injuries reduce survival rate after TBI and usually occur within 7 days post-injury. State-of-art monitoring of secondary brain injuries benefits from the acquisition of high-quality and time-aligned electrical data i.e., ElectroCorticoGraphy (ECoG) recorded by means of strip electrodes placed on the brains surface, and neurochemical data obtained via rapid sampling microdialysis and microfluidics-based biosensors measuring brain tissue levels of glucose, lactate and potassium. This article progresses the field of multi-modal monitoring of the injured human brain by presenting the design and realization of a new, compact, medical-grade amperometry, potentiometry and ECoG recording bioinstrumentation. Our combined TBI instrument enables the high-precision, real-time neuroelectrochemical monitoring of TBI patients, who have undergone craniotomy neurosurgery and are treated sedated in the ICU. Electrical and neurochemical test measurements are presented, confirming the high-performance of the reported TBI bioinstrumentation

    Bioinstrumentation activities in four locales

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    Laboratory applications of bioinstrumentatio

    USSR Space Life Sciences Digest

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    Research in exobiology, life sciences technology, space biology, and space medicine and physiology, primarily using data gathered on the Salyut 6 orbital space station, is reported. Methods for predicting, diagnosing, and preventing the effects of weightlessness are discussed. Psychological factors are discussed. The effects of space flight on plants and animals are reported. Bioinstrumentation advances are noted

    Biomedical applications of NASA science and technology Quarterly progress report, 15 Dec. 1968 - 14 Mar. 1969

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    NASA developed technology stored in data bank transferred to bioinstrumentation problems generated at university medical school

    Medical Support and Findings of the Skylab Program

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    Specific equipment used in carrying out Skylab medical experiments is outlined and illustrated. Also included are reviews of the techniques, frequency, and protocols of the tests designed to study the long term effects of weightlessness on the human body. In-flight investigations were an evaluation of the cardiovascular system, a study of metabolic activity, investigations in the field of neurophysiology, the determination of changes in body fluids, a precise measurement of total body metabolism, and a study of crew performance by use of a time and motion experiment. Significant data obtained from in-flight and postflight tests are outlined
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