35 research outputs found

    Hubungan Status Gizi Dengan Status Karies Gigi Pada AnakUsia 13-15 Tahun Di SMPN 5 Padang

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    Latar Belakang: Karies gigi diseluruh dunia memiliki angka yang cukup tinggi yaitu 80-90%. Masalah gizi terjadi pada remaja dikarenakan perilaku gizi yang salah karena mengkonsumsi gizi tidak seimbang dengan kecukupan gizi yang dianjurkan. Tujuan: Penelitian ini bertujuan untuk mengetahui hubungan status gizi dengan status karies gigi pada anak usia 13-15 tahun di SMPN 5 Padang. Metode: Jenis penelitian ini adalah observasional analitik dengan pendekatan Cross sectional. Populasi pada penelitian ini adalah anak usia 13-15 tahun di SMPN 5 Padang yang berjumlah 90 orang sampel dengan metode random sampling. Hasil : Berdasarkan hasil penelitian menunjukkan sebesar 71,1% responden memiliki status gizi yang tidak berisiko (underweight, normal) dan 73,3% responden memiliki angka DMF-T rendah (<2,7). Terdapat hubungan yang bermakna antara status gizi dengan status karies gigi anak pada usia 13-15 tahun di SMPN 5 Padang dengan status gizi berisiko (overweight, obesity) lebih berpeluang sebanyak 0,568 kali mengalami karies gigi dibandingkan dengan status gizi tidak berisiko (underweight, normal). Kesimpulan : Terdapat hubungan yang bermakna antara status gizi dengan status karies gigi anak pada usia 13-15 tahun di SMPN 5 Padang. Kata Kunci : Status Gizi, Karies Gigi, Indeks DMF-

    Sistema Híbrido de Suministro de Energía basado en Energía Renovable para Aplicación en un Laboratorio Móvil

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    El siguiente contexto se enfoca en la investigación y análisis de un sistema híbrido de energía basado en energías limpias aprovechando la energía solar con Paneles Solares Fotovoltaicos y el poder del hidrógeno con una Pila de Combustible de Hidrógeno, para el uso en un laboratorio móvil de las Fuerza Armadas del Ecuador, FAE. Las simulaciones se realizan en el Software MATLAB que permiten estudiar el comportamiento del sistema híbrido para el suministro de energía al laboratorio móvil tipo remolque para diferentes condiciones climáticas y para variaciones de cargas. El objetivo principal del diseño del sistema es mantener estable a través del tiempo la energía solicitada por las cargas mediante un controlador de operación que depende de las condiciones solares y niveles de voltaje de la batería. Finalmente se determina la mejor opción de dimensionamiento de los materiales para la implementación del sistema y el costo económico a corto y largo plazo y un estimado del tiempo en que tomaría recuperar dicha inversión por medio de un análisis económico.The following context focuses on research and analysis of a hybrid power system based on clean energy using solar energy with solar photovoltaic panels and hydrogen’ power with a hydrogen fuel cell stack for use in a mobile laboratory oof the Ecuador Armed Forces, FAE. The simulations are performed in MATLAB software that allows studying the behavior of the hybrid system to supply power to the mobile laboratory trailer type for different weather conditions and load variations. The main objective of the system design is to maintain stable over time the power drawn by the loads by controller depending on operating condictions and levels solar battery voltage. Finally determines the best option sizing materials for the implementation of the system and the economic costs in the short and long term and an estimate of the time it would take cover the investment through economic analysis

    New tools in percutaneous minimally invasive chronic subdural hematomas evacuation

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    Background: Incidence of chronic subdural hematomas (cSDH) is expected to progressive rise in the next decades. There is no univocal indication of the approach to be used. Furthermore, there is no data about the efficacy of twist drill craniostomy (TDC) in hematomas with membranes. Objective: To describe our modified technique for TDC in patients affected by cSDH with membranes and in treatment with antiplatelets. Methods: We analyzed a group of 37 patients, affected by cSDH with membrane (type D laminar membrane and type G trabecular membrane according to Nakaguchi classification), treated with mushroom TDC using a modified technique. Results: After surgery the average maximum thickness of the common postoperative liquoral subdural collection decreased from 18.8 to 6.21 mm. We documented one acute subdural hematoma (2.7%), asymptomatic and not treated, and one recurrence of cSDH (2.7%) after 2 months that needed re-intervention with single burr hole. Conclusions: We presented a modified twist drill technique, characterized by the introduction of an application of a new device that optimizes both surgical results, clinical outcome and surgical procedure time. The presence of membrane type D and G does not affect the efficacy of drainage, that is negatively related to the presence of clots or acute hematoma. This modified technique is safe, fast, effective and represents a valid first line treatment of an unstable and unpredictable pathology such as cSDH. We suggest performing such technique on a larger patients’ cohort to further validate its effectiveness

    Giant cystic brain metastasis from ovarian papillary serous adenocarcinoma: Case report and review of the literature

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    Background: Ovarian brain metastases represent a very rare occurrence and without treatment, prognosis is very poor, with a median survival of one month. We present a unique case of a patient affected by a giant cystic intracerebral metastasis (>7 cm) secondary to an ovarian papillary serous adenocarcinoma, along with a review of the literature regarding large cystic ovarian metastases and their management. Case description: A 49-years-old female patient was admitted to our institution because she presented progressive headache and altered consciousness. Brain computed tomography (CT) scan and magnetic resonance imaging (MRI) revealed the presence of a giant left frontal intracerebral cystic lesion. The patient underwent a surgical removal of an ovarian high-grade papillary serous adenocarcinoma three years before. We performed a left frontal craniotomy and microsurgical removal of the brain lesion, achieving a safe macroscopic total resection, thanks to intraoperative neurophysiological monitoring (IONM). The post-operative period was uneventful with a complete recovery. Post-operative brain MRI showed a complete removal of the lesion. Conclusions: The presence of a giant cystic metastasis with symptoms of intracranial hypertension needs a radical and safe surgical removal, along with the management of a multidisciplinary oncologic group. Keywords: Brain metastasis, Ovarian carcinoma, Cystic, Gian

    New tools in percutaneous minimally invasive chronic subdural hematomas evacuation

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    Background: Incidence of chronic subdural hematomas (cSDH) is expected to progressive rise in the next decades. There is no univocal indication of the approach to be used. Furthermore, there is no data about the efficacy of twist drill craniostomy (TDC) in hematomas with membranes. Objective: To describe our modified technique for TDC in patients affected by cSDH with membranes and in treatment with antiplatelets. Methods: We analyzed a group of 37 patients, affected by cSDH with membrane (type D laminar membrane and type G trabecular membrane according to Nakaguchi classification), treated with mushroom TDC using a modified technique. Results: After surgery the average maximum thickness of the common postoperative liquoral subdural collection decreased from 18.8 to 6.21 mm. We documented one acute subdural hematoma (2.7%), asymptomatic and not treated, and one recurrence of cSDH (2.7%) after 2 months that needed re-intervention with single burr hole. Conclusions: We presented a modified twist drill technique, characterized by the introduction of an application of a new device that optimizes both surgical results, clinical outcome and surgical procedure time. The presence of membrane type D and G does not affect the efficacy of drainage, that is negatively related to the presence of clots or acute hematoma. This modified technique is safe, fast, effective and represents a valid first line treatment of an unstable and unpredictable pathology such as cSDH. We suggest performing such technique on a larger patients' cohort to further validate its effectiveness

    Osteointegration in cranial bone reconstruction: a goal to achieve

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    BackgroundThe number of cranioplasty procedures is steadily increasing, mainly due to growing indications for decompressive procedures following trauma, tumor or malformations. Although autologous bone is still considered the gold standard for bone replacement in skull, there is an urgent need for synthetic porous implants able to guide bone regeneration and stable reconstruction of the defect. In this respect, hydroxyapatite scaffolds with highly porous architecture are very promising materials, due to the excellent biocompatibility and intrinsic osteogenic and osteoconductive properties that enable deep bone penetration in the scaffold and excellent osteointegration. Osteointegration is here highlighted as a key aspect for the early recovery of bone-like biomechanical performance, for which custom-made porous hydroxyapatite scaffolds play a major role. There are still very few cases documenting the clinical performance of porous scaffolds following cranioplasty.MethodsThis paper reports 2 clinical cases where large cranial defects were repaired by the aid of porous hydroxyapatite scaffolds with customized shapes and 3D profiles (Fin-Ceramica, Faenza, Italy).ResultsIn the long term (i.e., after 2 years), these scaffolds yielded extensive osteointegration through formation and penetration of new organized bone.ConclusionsThese results confirm that porous hydroxyapatite scaffolds, uniquely possessing chemico-physical and morphological/mechanical properties very close to those of bone, can be considered as a tool to provide effective bone regeneration in large cranial bone defects. Moreover, they may potentially prevent most of the postsurgical drawbacks related to the use of metal or plastic implants

    Analysis of Community Satisfaction with the Use of Local Government Information Systems (SIAK) Using the TAM Method

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    Abstract—Today's information system is something that is not infrequently known by the public. It has become one of the most important aspects in carrying out various aspects of life. Government agencies also provide a very useful information system marked by the running of the administrative process well and quickly. Public satisfaction with this information system is also important to know for the development and progress of the information system used, public opinion on the information system triggers public behavior to put trust and acceptance of the information system they use. This research was conducted to measure public acceptance of the information system by giving a questionnaire to the community which they assessed for themselves how they thought about the information system which would then be analyzed using the TAM method. The variables that will be used in this TAM analysis are perceived easy of use with a percentage of 81.40%, perceived usefulness 82%, actual use percentage 79%, attitude toward using a percentage of 80% and intention to us with a percentage of 51%. Which shows that the patumbak community is satisfied with SIAK but people tend not to use it in the long term.Intisari— Sistem informasi sekarang ini merupakan hal yang tak jarang lagi dikenal oleh masyarakat. Telah menjadi salah satu aspek terpenting dalam menjalankan berbagai aspek kehidupan. Lembaga pemerintahan pun menyediakan sistem informasi yang sangat bermanfaat ditandai dengan berjalannya proses administrasi dengan baik dan cepat. Kepuasan masyarakat terhadap sistem informasi ini juga penting diketahui demi perkembangan dan kemajuan sistem informasi yang digunakan, pendapat masyarakat terhadap sistem informasi tersebut memicu perilaku masyarakat untuk menaruh kepercayaan dan penerimaan terhadap sistem informasi yang mereka gunakan. Penelitian ini dilakukan untuk mengukur penerimaan masyarakat terhadap sistem informasi dengan memberikan kuisioner kepada masyarakat dimana mereka menilai sendiri bagaimana pendapat mereka terhadap sistem informasi tersebut yang kemudian akan dianalisis menggunakan metode TAM. Variabel yang akan digunakan pada analisis TAM ini adalah perceived easy of use dengan hasil presentase 81.40%, perceived usefulness 82%, actual use presentase 79%, attitude toward using presentase 80% serta intention to us dengan presentase 51% yang menunjukan bahwa masyarakat patumbak merasa puas terhadap SIAK namun masyarakat cenderung untuk tidak menggunakannya dalam jangka panjang

    Sistema Híbrido de Suministro de Energía basado en Energía Renovable para Aplicación en un Laboratorio Móvil

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    El siguiente contexto se enfoca en la investigación y análisis de un sistema híbrido de energía basado en energías limpias aprovechando la energía solar con Paneles Solares Fotovoltaicos y el poder del hidrógeno con una Pila de Combustible de Hidrógeno, para el uso en un laboratorio móvil de las Fuerza Armadas del Ecuador, FAE. Las simulaciones se realizan en el Software MATLAB que permiten estudiar el comportamiento del sistema híbrido para el suministro de energía al laboratorio móvil tipo remolque para diferentes condiciones climáticas y para variaciones de cargas. El objetivo principal del diseño del sistema es mantener estable a través del tiempo la energía solicitada por las cargas mediante un controlador de operación que depende de las condiciones solares y niveles de voltaje de la batería. Finalmente se determina la mejor opción de dimensionamiento de los materiales para la implementación del sistema y el costo económico a corto y largo plazo y un estimado del tiempo en que tomaría recuperar dicha inversión por medio de un análisis económico.The following context focuses on research and analysis of a hybrid power system based on clean energy using solar energy with solar photovoltaic panels and hydrogen’ power with a hydrogen fuel cell stack for use in a mobile laboratory oof the Ecuador Armed Forces, FAE. The simulations are performed in MATLAB software that allows studying the behavior of the hybrid system to supply power to the mobile laboratory trailer type for different weather conditions and load variations. The main objective of the system design is to maintain stable over time the power drawn by the loads by controller depending on operating condictions and levels solar battery voltage. Finally determines the best option sizing materials for the implementation of the system and the economic costs in the short and long term and an estimate of the time it would take cover the investment through economic analysis

    Sistema híbrido de suministro de energía basado en energía renovable para aplicación en un laboratorio móvil

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    El presente proyecto se enfoca en la investigación y análisis de un sistema híbrido de suministro de energía basado en energías limpias, para hacer implementado en un laboratorio móvil de las fuerzas armadas del Ecuador, FAE. El sistema de energía propuesto consta de paneles solares fotovoltaicos, pila de combustible de hidrógeno y baterías de plomo ácido. Las estrategias para la selección dentro del sistema híbrido de energía de uno u otro tipo de generadores se han implementado en el controlador de operación cuyo objetivo principal es mantener estable en todo memento la energía solicitada por la carga.GuayaquilIngeniero en Electricidad Especialización Electrónica y Automatización Industria
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