526 research outputs found

    Intraurethral device for incontinence

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    An intraurethral device that can be used to inhibit leakage of urine due to incontinence is provided. The intraurethral device can include a urethral plug made from a biocompatible, flexible material. The intraurethral device can also include a first insertion element in operative communication with a second insertion element to facilitate self-insertion of the urethral plug into the urethra. Furthermore, in some instances, various mechanisms can be provided to keep the intraurethral device substantially sterile and/or clean prior to and/or during the insertion process

    Intra-urethral device for incontinence and method for making and using the same

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    An intra-urethral device that can be used to inhibit leakage of urine due to incontinence is provided. The intra-urethral device can include a urethral plug made from a biocompatible, flexible material, and can be formed into an oblong shape so as to better correspond to the contours of the female urinary tract. In some instances, the intra-urethral device can also include an insertion element that can facilitate self-insertion and the ability of a fluid seal to form between the urethral plug and the walls of the urethra. Furthermore, in some instances, various mechanisms can be provided to keep the intra-urethral device substantially sterile throughout the insertion process

    The trophic dynamics of summer flounder (Paralichthys dentatus) in Chesapeake Bay

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    Data on the trophic dynamics of fishes are needed for management of ecosystems such as Chesapeake Bay. Summer flounder (Paralichthys dentatus) are an abundant seasonal resident of the bay and have the potential to impact foodweb dynamics. Analyses of diet data for late juvenile and adult summer flounder collected from 2002−2006 in Chesapeake Bay were conducted to characterize the role of this flatfish in this estuary and to contribute to our understanding of summer flounder trophic dynamics throughout its range. Despite the diversity of prey, nearly half of the diet comprised mysid shrimp (Neomysis spp.) and bay anchovy (Anchoa mitchilli). Ontogenetic differences in diet and an increase in diet diversity with increasing fish size were documented. Temporal (inter- and intra-annual) changes were also detected, as well as trends in diet reflecting peaks in abundance and diversity of prey. The preponderance of fishes in the diet of summer flounder indicates that this species is an important piscivorous predator in Chesapeake Bay

    Intraurethral device for treating or detecting various diseases or infections of the urinary system

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    An intraurethral device for use in a female urinary tract is provided. The intraurethral device comprises a urethral element that contains a chemical compound capable of treating or detecting the presence or absence of a disorder or disease. In one embodiment, the intraurethral device also contains outer and inner insertion elements that are in operative communication with the urethral element to facilitate the insertion of the urethral element into the urethra without substantially contaminating the chemical compound prior to insertion

    The Impact of Program Context on Motivational System Activation and Subsequent Effects on Processing a Fear Appeal

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    This manuscript reports three experiments investigating the impact of television programming context on the processing of a fear-appeal message. This is done using a dual-motivation system theory conceptualizing emotion as arising from activation of the appetitive and/or aversive motivational systems. Results show that, as predicted, sad programming activates viewers\u27 aversive motivational systems, whereas comedic programming activates their appetitive motivational systems. Furthermore, by activating these systems through programming context, we were able to predict both retrospective self-report and real-time physiological reactions to a persuasive message employing a fear-appeal strategy. Theoretical and practical implications are discussed, as are suggestions for future experiments using the dual-motivation approach

    Intramedullary rod for fracture fixation of femoral shaft independent of ipsilateral femoral neck fracture fixation

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    A femoral intramedullary rod has a thin or reduced proximal segment so as to provide room for the use of femoral hip screws. Use of the rod for femoral shaft fixation permits subsequent independent treatment of an ipsilateral femoral hip fracture as an isolated injury, regardless of whether initially detected. Different rod embodiments are formed by the omission of different proximal portions of the rod. It is in such portions that the femoral screws may be placed to set hip fractures. The rod is cannulated for installation over a guide wire. Internal rod threads, below the thin proximal segment in some embodiments, are used for initial installation of the rod with a driving member screwed into such threads. Without driving forces on the thin proximal segment, such segment can be made even thinner. Once the rod is seated, hip screws may be installed if there is a detected hip fracture. Subsequent to healing, the femoral screws and interlocking screws (if any) may be removed. A hollow reamer sized for clearance over the intramedullary rod may be placed down over the top of the rod to cut away any bony tissue ingrown into the proximal end. Thereafter, the rod is extracted with a suitable extraction device

    Observations of the ultraviolet-bright star Y453 in the globular cluster M4 (NGC 6121)

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    We present a spectral analysis of the UV-bright star Y453 in M4. Model fits to the star´s optical spectrum yield Teff ∼ 56,000 K. Fits to the star´s FUV spectrum, obtained with the Cosmic Origins Spectrograph on board the Hubble Space Telescope, reveal it to be considerably hotter, with Teff ∼ 72,000 K. We adopt Teff = 72,000 ± 2000 K and log g = 5.7 ± 0.2 as our best-fit parameters. Scaling the model spectrum to match the star´s optical and near-infrared magnitudes, we derive a mass M∗ = 0.53±0.24 M⊙ and luminosity = log L/L⊙ 2.84±0.05, consistent with the values expected of an evolved star in a globular cluster. Comparing the star with post-horizontal-branch evolutionary tracks, we conclude that it most likely evolved from the blue horizontal branch, departing the asymptotic giant branch before third dredge-up. It should thus exhibit the abundance pattern (O-poor and Na-rich) characteristic of the second-generation (SG) stars in M4. We derive the star´s photospheric abundances of He, C, N, O, Si, S, Ti, Cr, Fe, and Ni. CNO abundances are roughly 0.25 dex greater than those of the cluster´s SG stars, while the Si and S abundances match the cluster values. Abundances of the iron-peak elements (except for iron itself) are enhanced by 1-3 dex. Rather than revealing the star´s origin and evolution, this pattern reflects the combined effects of diffusive and mechanical processes in the stellar atmosphere.Fil: Dixon, William V.. Space Telescope Science Institute; Estados UnidosFil: Chayer, Pierre. Space Telescope Science Institute; Estados UnidosFil: Latour, Marilyn. Friedrich-alexander University Erlangen-nuremberg; Estados UnidosFil: Miller Bertolami, Marcelo Miguel. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto de Astrofísica La Plata. Universidad Nacional de La Plata. Facultad de Ciencias Astronómicas y Geofísicas. Instituto de Astrofísica La Plata; ArgentinaFil: Benjamin, Robert A.. University Of Wisconsin Whitewater; Estados Unido

    Intramedullary Rod for Fracture Fixation of Femoral Shaft Independent of Ipsilateral Femoral Neck Fracture Fixation

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    A femoral intramedullary rod has a thin or reduced proximal segment so as to provide room for the use of femoral hip screws. Use of the rod for femoral shaft fixation permits subsequent independent treatment of an ipsilateral femoral hip fracture as an isolated injury, regardless of whether initially detected. Different rod embodiments are formed by the omission of different proximal portions of the rod. It is in such portions that the femoral screws may be placed to set hip fractures. The rod is cannulated for installation over a guide wire. Internal rod threads, below the thin proximal segment in some embodiments, are used for initial installation of the rod with a driving member screwed into such threads. Without driving forces on the thin proximal segment, such segment can be made even thinner. Once the rod is seated, hip screws may be installed if there is a detected hip fracture. Subsequent to healing, the femoral screws and interlocking screws (if any) may be removed. A hollow reamer sized for clearance over the intramedullary rod may be placed down over the top of the rod to cut away any bony tissue ingrown into the proximal end. Thereafter, the rod is extracted with a suitable extraction device

    Limb Prosthesis

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    Disclosed are limb prostheses for use when normal use of the lower leg is temporarily or permanently lost due to lower leg injury or disease, including below-knee amputation. Disclosed prostheses provide full body weight support and allow a wearer to maintain the use of the hands and arms during ambulation. In addition, a wearer can maintain use of their own knee to flex and extend during ambulation, thereby better controlling the prosthesis during motion and providing a more normal gait as compared to previously known devices. In the event of permanent loss of the lower leg due to below-knee amputation, the disclosed prosthesis provides an alternative to socket-type prosthetic devices

    Mortality Estimation

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    Mortality is an essential parameter in understanding the dynamics of any population and sharks are no exception. Without knowledge of how fast individuals are removed from a population it is impossible to model the population dynamics or estimate sustainable rates of exploitation or other useful management parameters.https://scholarworks.wm.edu/vimsbooks/1024/thumbnail.jp
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