153 research outputs found

    Hipospadias (Revisión de casos operados en el Hospital Pediátrico ""Benjamín Bloom" en diez años 1956 - 1965).

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    Razones por las cuales se emprende este trabajo. El 24 de febrero de 1965, ingresa al Hospital Santa Teresa, de Zacatecoluca, María Guillermina, de 46 días de edad con diagnóstico de hepatoesplenomegalia y anemia. Ya en el Servicio de Pediatría, se aprecian anormalidades en los genitales externos comprobándose presencia de testicul0s y catalogándose de hipospadias. Encontrándome desempeñando mi año de servicio social en ese Centro hospitalario tomo interés en el caso y recurro a la ayuda de los libros de la especialidad, comprobando otras anomalías además del hipospadias: escroto bífido y pene palmeado. Nuestro primer y único trabajo consistió en convencer a la madre que era un hijo y no una hija lo que tenía. Por desgracia la madre había bautizado a su retoño como María Guillermina y no la puede ver nunca como un varón. A su pequeña edad con aritos, collar, vestido de mujer, genitales sin desarrollar el problema no es grave. Pero se le explicó por todos los medios que pensara y comprendiera como al pasar los años, su hijo se vería con serios problemas psicológicos y orgánicos considerándose mujer siendo realmente un hombre. Nuestras razones no bastan y la madre exige el alta previo tratamiento de la enfermedad que lo llevó al hospital- para perder su pista por completo, ya que al ir a su casa nos comunican el cambio de domicilio a otra zona desconocida por los informantes

    Monocular results of visual acuity, stereopsis, contrast sensitivity, aberrometry and satisfaction with the refractive-diffractive-apodized multifocal intraocular lens.

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    Propósito: Evaluar en pacientes operados de catarata con lente Restor SN6AD1 la agudeza visual, monocular, lejana - intermedia (60 cm) - cercana (33 cm); la sensibilidad al contraste; aberrometría; estereopsis y nivel de satisfacción, en pacientes postoperados de cataratas o cirugía facorrefractiva con lente intraocular (LIO), multifocal ReSTOR asférico no tórico de add +3.00 D, en el Centro Oftalmológico Virgilio Galvis (COVG), Floridablanca, Colombia . Diseño: Estudio longitudinal de cohorte, ambispectivo, analítico observacional, donde se revisaron historias clínicas y se citaron pacientes ya operados entre Enero 2012 y Diciembre 2013 para realizar el control y toma de algunos datos necesarios para este estudio que no se realizan de forma rutinaria. Resultados: El promedio de las agudeza visual monofocal sin corrección para visión lejana, intermedia y cercana fue de 20/24, 20/23 y 20/23, respectivamente. El promedio del equivalente esférico fue de 0 0,29 Dioptrías y el cilindro promedio de - 0.27 Dioptrías. El promedio de estereopsis fue de 44,54 8,26. El promedio de las aberraciones oculares totales de alto orden (4 mm de diámetro pupilar) fue de 0,15 0,07. La satisfacción fue en general buena. 97% de los pacientes no requería gafas para ninguna de las actividades usuales ni en visión próxima ni lejana. Conclusiones: Los lentes intraoculares multifocales difractivos obtienen resultados monoculares muy buenos, que permiten a los pacientes tener una alta posibilidad de alcanzar la independencia de las gafas.Purpose: To evaluate visual acuity, monocular, far - intermediate (60 cm) - near (33 cm) in patients operated on for cataract with Restor SN6AD1 lens; contrast sensitivity; aberrometry; stereopsis and satisfaction level, in postoperative patients with cataracts or phacorrefractive surgery with intraocular lens (IOL), multifocal non-toric aspheric ReSTOR add +3.00 D, at the Virgilio Galvis Ophthalmology Center (COVG), Floridablanca, Colombia. Design: Longitudinal, ambispective, observational, analytical cohort study, where medical records were reviewed and patients already operated between January 2012 and December 2013 were cited to control and collect some data necessary for this study that are not performed routinely. Results: The average uncorrected monofocal visual acuity for far, intermediate, and near vision was 20/24, 20/23, and 20/23, respectively. The average spherical equivalent was 0 0.29 Diopters and the average cylinder - 0.27 Diopters. The mean stereopsis was 44.54 8.26. The mean total high-order ocular aberrations (4 mm pupil diameter) was 0.15 ± 0.07. Satisfaction was generally good. 97% of the patients did not require glasses for any of the usual activities in near or far vision. Conclusions: Diffractive multifocal intraocular lenses obtain very good monocular results, which allow patients to have a high possibility of achieving independence from glasses.Especializació

    The first time on the other side: PhD candidates experience in digital electronics practical sessions and final project

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    [EN] The university Lecturer Training Fellowship granted by the Spanish Ministry of Education implies the participation of the PhD candidates in the practical lessons of subjects related to their specialty. For the first time, two students were assigned to the high performance group in Digital Electronics in the Industrial Electronics and Automation degree, taught in the School of Design Engineering (ETSID) of the Universitat Politècnica de València (UPV). Taking advantage of the PhD candidates¿ easiness for comprehending the student¿s point of view, they were allowed to suggest and implement methodological modifications with the aim of improving the knowledge and skill transfer in the subject field. The main result was the development of a methodology which relates the practical and theoretical parts so they are interleaved, making it easier to comprehend, assimilate the concepts, and participate actively in the practical part gaining experience in the field. The subject is divided in three main parts: VHDL, microcontrollers and a final project. One of the PhD students was assigned to the VHDL part, the other one to the microcontroller part, and the final project was collaborative, with both participating in the organization and evaluation. This final project evaluates the innovation, creativity and entrepreneurship transversal skills of the students by entrusting them to develop a microcontroller code and to write the documentation about it, while participating in a car-like robot competition. This year, the competition was presented as a list of requirements the robots must meet before the deadline to access the ¿final test¿, in a way that was first implemented by the successful aerospace company SpaceX for the international Hyperloop Pod Competition series. This makes the deadlines and evaluation items very clear for both students and evaluators while leaving the door open to different ways of implementation using the knowledge acquired through the semester. This paper presents the thought process behind the methodology used during the subject and final project and the results obtained, alongside with the experience reported by both students and PhD intraining candidates.Terrés-Haro, JM.; Monreal-Trigo, J.; Ibáñez Civera, FJ.; Gil Sánchez, L.; Garcia-Breijo, E.; Laguarda-Miro, N. (2020). The first time on the other side: PhD candidates experience in digital electronics practical sessions and final project. IATED. 3845-3850. https://doi.org/10.21125/inted.2020.1284S3845385

    Redesigning seminars in the subject sustainable development and environmental ethics for the new on-line higher education scenario due to COVID-19

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    [EN] Covid-19 has changed the global agenda this year 2020 and particularly since March when the disease disseminated and affected the whole world. Then, confinement strategies started in most of the countries affecting important humankind aspects such as economy, society, and many others. In an educational point of view, higher education has been suddenly forced to change from a traditional presential education structure to a non-presential learning-teaching framework based on virtual/on-line educational strategies. Particular efforts have been done at the Universitat Politècnica de València (UPV) and in its Design Engineering School (ETSID) to adapt their educational model to this unexpected situation. This paper shows the work conducted to redesign seminars in the subject Sustainable Development and Environmental Ethics according to the requirements of this new scenario. A preliminary SWOT analysis allowed to focus our redesigning efforts in specific aspects of the seminar: assuming the nonpresential scenario and adapting to this new reality, an appropriate and more effective information sharing, some visual aspects associated to the specific teamworking dynamics in the classroom, structure and seminar schedule were some of the aspects to be on in the redesigning process. Students¿ opinions and point of view were particularly considered in redesigning as they are intensively experiencing on-line education since confinement started. Finally, structure, tasks, schedule, attendance, results compilation and sharing, and assessment were completely reconsidered and adapted. After this season¿s experience, development, results and students¿ feedback have been studied in depth. As a conclusion, the new redesigned seminar rises as a successful improved version of the activity being more dynamic, participative, and educationally functional. Although, there are important aspects that have been lost because they are linked to presential attendance and real teamworking in the classroom. Further efforts will be focused in diminishing these disadvantages.Laguarda-Miro, N.; Ibáñez Civera, FJ.; Gil Sánchez, L.; Garcia-Breijo, E.; Monreal-Trigo, J.; Terrés-Haro, JM. (2021). Redesigning seminars in the subject sustainable development and environmental ethics for the new on-line higher education scenario due to COVID-19. IATED. 5455-5460. https://doi.org/10.21125/inted.2021.1107S5455546

    The interview as a learning tool: an experience of emotional motivation in engineering degrees

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    [EN] Technical studies in Higher Education have traditionally been seen as complex, difficult and abstract by students, and particularly when compared to university careers in the field of humanities, more related to social and human aspects. In the line of innovating in the field of engineering teaching, and with the intention of bringing engineering and learning strategies based on the social, this paper presents an experience of motivation and emotional bonding of students with their degrees in the field of industrial and aeronautical engineering. In this experience, the interview has been used as an educational tool. So, it has been applied to a very specific topic (sustainability and development in the industrial age) of the subject Sustainable Development and Environmental Ethics, included in the program of all the degrees at the School of Design Engineering of the Universitat Politècnica del València. The experience consisted in interviewing a family member or close person who had lived the industrialization age in the Spanish countryside, in order to enrichen the contents given at class with the personal experience of the interviewed relative. As a result, the experience is considered very satisfactory by the students as it allows them to reinforce the knowledge acquired in in the classroom being able to link theory to the personal experiences by people close to them who had the chance to experience the emergence of industrialization in the Spanish countryside. Thus, the interview provides students an emotional bond with the matter they are studying, achieving at least three main objectives, as the experience: 1) lets the students know about real experiences by relatives or close people in the industrialization age in Spain, 2) facilitates the contextualization of the matter in this specific historical period and 3) motivates the students to the subject and their careers.Laguarda-Miro, N.; Terrés-Haro, JM.; Monreal-Trigo, J.; Ibáñez Civera, FJ.; Gil Sánchez, L.; Olguín Pinatti, CA. (2020). The interview as a learning tool: an experience of emotional motivation in engineering degrees. IATED. 3938-3942. https://doi.org/10.21125/inted.2020.1092S3938394

    ON-LINE PRACTICES IN DIGITAL ELECTRONICS: THE REMOTELAB EXPERIENCE

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    [EN] Higher Education is given on-line since COVID-19 appeared and disseminated all over the world. Both students and teachers had little time to adapt to new learning-teaching applications and tools such as TEAMS or ZOOM. Subsequently, learning methodologies were also redesigned to be effective in a ¿non-presential¿ scenario that is mainly aseptic and depersonalized. When the state of emergency and confinement were over, the University had to reinvent educational methodologies. Then, new educational terms and expressions appeared in Higher Education and particularly in Engineering careers. Terms such as ¿partial attendance¿, ¿synchronous and asynchronous sessions¿ are nowadays present in our course guidelines but also in an unstable scenario in which higher education strategies are changing by the day. In this scenario, theory lessons have been easy to adapt to on-line education. In the same way, tutorials have become more fluid and flexible with this new system. On the other hand, difficulties to achieve an objective evaluation and conducting useful practice sessions are some of the identified weaknesses of the system. This paper focuses on these aspects studying the development of practices by local or on-line simulators and even by remote laboratories. A specific practice prototype is introduced, allowing ¿partial attendance¿ of the students, a part of them in-situ in the laboratory and another part attending the practice on-line by remote access to the practice board. This proposal lets us develop real practices with no need of synchronous assistance from the teachers by using a remote system and monitoring its development by webcamIbáñez Civera, FJ.; Laguarda-Miro, N.; Gil Sánchez, L.; Terrés-Haro, JM.; Monreal-Trigo, J.; Olguín Pinatti, CA. (2021). ON-LINE PRACTICES IN DIGITAL ELECTRONICS: THE REMOTELAB EXPERIENCE. IATED Academy. 5406-5411. https://doi.org/10.21125/inted.2021.1100S5406541

    ORGANIZAÇÃO SOCIOESPACIAL DOS ARTESÃOS DE ESTEIRAS DA COMUNIDADE DE BARRA DO AÇU, SÃO JOÃO DA BARRA/RJ

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    As relações entre sociedade e natureza, têm analisado as distintas formas de apreender as atividades de trabalho e suas territorialidades. Neste estudo, objetivou-se entender e caracterizar a atividade do artesanato tradicional de esteiras feitas com taboas (Typha domingensis), diante das dinâmicas territoriais regionais, destacando a instalação do Complexo Logístico Industrial do Porto do Açu (CLIPA) e institucionalização do Parque Estadual da Lagoa do Açu (PELAG) na comunidade de Barra do Açu/RJ. Entre janeiro e março de 2015, foram desenvolvidas 13 entrevistas por meio de questionários semiestruturados com artesãos de esteiras da localidade de Barra do Açu. Nesta etapa, foram realizados Trabalhos de Campo com auxílio de guia local e coleta de dados em bola de neve. Os resultados apresentaram, que apesar das diversas apropriações do território na região, a atividade ainda possui mercado. Entretanto, não há organização da atividade, sendo necessárias estratégias para o seu fortalecimento.

    An Embedded Simplified Fuzzy ARTMAP Implemented on a Microcontroller for Food Classification

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    In the present study, a portable system based on a microcontroller has been developed to classify different kinds of honeys. In order to do this classification, a Simplified Fuzzy ARTMAP network (SFA) implemented in a microcontroller has been used. Due to memory limits when working with microcontrollers, it is necessary to optimize the use of both program and data memory. Thus, a Graphical User Interface (GUI) for MATLAB® has been developed in order to optimize the necessary parameters to programme the SFA in a microcontroller. The measures have been carried out by potentiometric techniques using a multielectrode made of seven different metals. Next, the neural network has been trained on a PC by means of the GUI in Matlab using the data obtained in the experimental phase. The microcontroller has been programmed with the obtained parameters and then, new samples have been analysed using the portable system in order to test the model. Results are very promising, as an 87.5% recognition rate has been achieved in the training phase, which suggests that this kind of procedures can be successfully used not only for honey classification, but also for many other kinds of foodThe financial support from the Spanish Government (MAT2012-38429-C04-04, FEDER funds) is gratefully acknowledged.Garcia-Breijo, E.; Garrigues Baixauli, J.; Gil Sánchez, L.; Laguarda-Miro, N. (2013). An Embedded Simplified Fuzzy ARTMAP Implemented on a Microcontroller for Food Classification. Sensors. (13):10418-10429. https://doi.org/10.3390/s130810418S10418104291

    Linking academic and labor training in finalist graduacte subjects: a strategy to improve students transversal competences

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    [EN] In the current presentation we propose the integration of training for employment in the last subjects of university degrees. Specifically, for this case, contents and activities of the elective subject ¿Organic Electronic and Processes in Electronic Design¿ are reformulated. This subject is included in the Degree in Industrial Electronics and Automation at the Universitat Politècnica de València (UPV). The aim of this proposal is to include training for employment (or external practices) and how to deal with the initial contacts with the destination work centre.Ibáñez Civera, FJ.; Laguarda-Miro, N.; Gil Sánchez, L.; Garcia-Breijo, E.; Olguín Pinatti, CA.; Monreal-Trigo, J.; Terrés-Haro, JM. (2019). Linking academic and labor training in finalist graduacte subjects: a strategy to improve students transversal competences. IATED. 3809-3812. https://doi.org/10.21125/inted.2019.0966S3809381
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