55 research outputs found

    Advanced sensors technology survey

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    This project assesses the state-of-the-art in advanced or 'smart' sensors technology for NASA Life Sciences research applications with an emphasis on those sensors with potential applications on the space station freedom (SSF). The objectives are: (1) to conduct literature reviews on relevant advanced sensor technology; (2) to interview various scientists and engineers in industry, academia, and government who are knowledgeable on this topic; (3) to provide viewpoints and opinions regarding the potential applications of this technology on the SSF; and (4) to provide summary charts of relevant technologies and centers where these technologies are being developed

    Advanced Platform Systems Technology study. Volume 3: Supporting data

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    The overall study effort proceeded from the identification of 106 technology topics to the selection of 5 for detail trade studies. The technical issues and options were evaluated through the trade process. Finally, individual consideration was given to costs and benefits for the technologies identified for advancement. Eight priority technology items were identified for advancement. Supporting data generated during the trade selection and trade study process were presented. Space platform requirements, trade study and cost benefits analysis, and technology advancement planning are advanced. The structured approach used took advantage of a number of forms developed to ensure that a consistent approach was employed by each of the diverse specialists that participated. These forms were an intrinsic part of the study protocol

    Aerospace Medicine and Biology: A continuing bibliography with indexes (supplement 167)

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    This bibliography lists 235 reports, articles, and other documents introduced into the NASA scientific and technical information system in April 1977

    Advancing Torpor Inducing Transfer Habitats for Human Stasis to Mars

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    SpaceWorks Enterprises, Inc. (SEI) has conducted an evaluation of an advanced habitat system designed to transportcrews between the Earth and Mars. This new and innovative habitat concept is capable of placing crew members ininactive, torpor states during transit phases of a deep space mission. This substantially reduces the mass and size ofthe habitat, which ultimately leads to significant reductions in the overall architecture size.Our approach for achieving this is based on extending the current and evolving medical practice of TherapeuticHypothermia (TH) - a proven and effective treatment for various traumatic injuries. TH is a medical treatment thatlowers a patient's body temperature by just 5 to 10 degrees Fahrenheit causing human metabolic rate to decreasesignificantly and the body to enter an unconscious state. This method avoids the intractable challenges often associatedwith cell metabolic cessation through cryogenic freezing and other highly speculative approaches.The initial results obtained from the research and analysis conducted in the Phase I effort warranted further study ofthis concept and technology. The specific objectives of the continued work include:1. Addressing critical medical aspects and risks for inducing torpor via Therapeutic Hypothermia and theapproach for providing nutrition and hydration for the crew during torpor. 2. Focusing on mitigation aspects and technology potential for solving key human spaceflight challenges. 3. Addressing critical engineering aspects of the design that may impact the initial performance and cost resultsobtained in Phase I. 4. Examining the broader extensibility and enabling capabilities of this concept through applicability toadditional exploration missions beyond Mars. 5. Establishing a technology development roadmap, addressing both medical and engineering aspects, thatindicate a logical and scientifically achievable path forward for maturation of this technology

    Biomedical and Human Factors Requirements for a Manned Earth-Orbiting Station

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    The study reported here has presented a measurement data pool for the determination of biomedical and behavioral effects of long-term exposure to weightlessness. This includes measures, techniques, equipment, and requirements in terms of weight, power, volume, time, crew activities, subsystem interfaces and experimental programs and designs, and confidence ratings for their effectiveness for determining weightlessness effects

    Space Biology and Medicine

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    Volume IV is devoted to examining the medical and associated organizational measures used to maintain the health of space crews and to support their performance before, during, and after space flight. These measures, collectively known as the medical flight support system, are important contributors to the safety and success of space flight. The contributions of space hardware and the spacecraft environment to flight safety and mission success are covered in previous volumes of the Space Biology and Medicine series. In Volume IV, we address means of improving the reliability of people who are required to function in the unfamiliar environment of space flight as well as the importance of those who support the crew. Please note that the extensive collaboration between Russian and American teams for this volume of work resulted in a timeframe of publication longer than originally anticipated. Therefore, new research or insights may have emerged since the authors composed their chapters and references. This volume includes a list of authors' names and addresses should readers seek specifics on new information. At least three groups of factors act to perturb human physiological homeostasis during space flight. All have significant influence on health, psychological, and emotional status, tolerance, and work capacity. The first and most important of these factors is weightlessness, the most specific and radical change in the ambient environment; it causes a variety of functional and structural changes in human physiology. The second group of factors precludes the constraints associated with living in the sealed, confined environment of spacecraft. Although these factors are not unique to space flight, the limitations they entail in terms of an uncomfortable environment can diminish the well-being and performance of crewmembers in space. The third group of factors includes the occupational and social factors associated with the difficult, critical nature of the crewmembers' work: the risks involved in space flight, changes in circadian rhythms, and intragroup interactions. The physical and emotional stress and fatigue that develop under these conditions also can disturb human health and performance. In addition to these factors, the risk also exists that crewmembers will develop various illnesses during flight. The risk of illness is no less during space flight than on Earth, and may actually be greater for some classes of diseases

    AI Knowledge Transfer from the University to Society

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    AI Knowledge Transfer from the University to Society: Applications in High-Impact Sectors brings together examples from the "Innovative Ecosystem with Artificial Intelligence for Andalusia 2025" project at the University of Seville, a series of sub-projects composed of research groups and different institutions or companies that explore the use of Artificial Intelligence in a variety of high-impact sectors to lead innovation and assist in decision-making. Key Features Includes chapters on health and social welfare, transportation, digital economy, energy efficiency and sustainability, agro-industry, and tourism Great diversity of authors, expert in varied sectors, belonging to powerful research groups from the University of Seville with proven experience in the transfer of knowledge to the productive sector and agents attached to the Andalucía TECH Campu

    PERCEIVED EFFECT OF TELEMEDICINE ON MEDICAL SERVICE DELIVERY BY FEDERAL MEDICAL CENTERS IN NORTH CENTRAL ZONE OF NIGERIA

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    The study investigated the perceived effect of telemedicine on medical service delivery by the Federal Medical Centers in North Central Nigeria. Six objectives guided the study. The study answered six research questions and tested two null hypotheses at 0.05 level of significance. The study adopted survey research design. The research was conducted in the North Central Zone of Nigeria. The population of the study was one thousand four hundred and seven (1407) medical staff (Doctors, Nurses, Laboratory Technologists and Pharmacists). The sample size was three hundred and eleven (311) respondents comprising 97 doctors, 178 nurses, 19 laboratory technologists and 17 pharmacists; this was determined using Taro Yamane formula. The instrument used for data collection was a structured questionnaire titled: Perceived Effect of Telemedicine Questionnaire (PETQ) developed by the researcher from literature reviewed. Three experts validated the instrument while split-half method was used to determine the internal consistency of the items and a reliability co-efficient of 0.76 was obtained, indicating that the instrument is reliable for the study. The instrument was administered by the researcher and four research assistants. Descriptive statistics of mean and standard deviation were used to answer the research questions while inferential statistics of Chi-square was used to test the null hypotheses at 0.05 level of significance. The findings revealed that nine (9) Telemedicine services are available to a high extent in the Federal Medical Centers in North Central Nigeria. The findings also revealed that Telemedicine exerts twelve (12) effects on medical service delivery, fourteen (14) challenges were discovered to be associated with the use of telemedicine, while eight (8) strategies were identified to mitigate the challenges of the use of telemedicine. It was also found that availability of telemedicine significantly affects medical service delivery in Federal Medical Centers in North Central Nigeria. Further analysis of data revealed that the degree of application of telemedicine exert significant effect on medical service delivery in Federal Medical Centers in North Central Nigeria. It was recommended that Federal Medical Centers should embark on drastic development of telemedicine in line with global trend in order to promote effective utilization of telemedicine services, stake holders should establish a basic understanding of what this medical technology can lead to as it will help policy makers enlighten the telemedicine debate by turning unique insights into more adequate approaches that will enrich and humanize mediated channels of health communication, thereby offering remedies and clarifications for effective health care exchange and delivery
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