Endoscope
Mostrando 13-24 de 34 artigos, teses e dissertações.
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13. Evolution of Minimally Invasive Approaches to the Sella and Parasellar Region
Introduction Given advancements in endoscopic image quality, instrumentation, surgical navigation, skull base closure techniques, and anatomical understanding, the endonasal endoscopic approach has rapidly evolved into a widely utilized technique for removal of sellar and parasellar tumors. Although pituitary adenomas and Rathke cleft cysts constitute the
Int. Arch. Otorhinolaryngol.. Publicado em: 2014
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14. Transumbilical endoscopic cholecystectomy in a porcine model
PURPOSE: Natural orifice transluminal endoscopic surgery (NOTES) is a new technique. This study describes our initial experience of NOTES and investigates the feasibility of transumbilical endoscopic cholecystectomy (TUEC). METHODS: Eight domestic pigs were submitted to TUEC. After establishment of pneumoperitoneum, a bi-channel endoscope was placed through
Acta Cir. Bras.. Publicado em: 2013-11
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15. Comparação entre os endoscópios rígido e flexível na videotoracoscopia em equinos em estação
A videotoracoscopia vem ganhando espaço na Cirurgia Veterinária, inclusive na espécie equina, dispondo de estudos que evidenciam resultados promissores no que se refere às suas aplicações diagnósticas e terapêuticas. Este trabalho teve por objetivo comparar dois tipos de endoscópios utilizados para videotoracoscopia em equinos em estação. Foram ut
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 2012
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16. WARPING-BASED METHODOLOGY TO CORRECT DISTORTION IN ENDOSCOPY SYSTEMS / METODOLOGIA BASEADA EM WARPING PARA CORREÇÃO DE DISTORÇÕES EM SISTEMAS DE ENDOSCOPIA
Images captured in endoscopy examinations show some distortion, the radial is the most visible. The radial distortion appears in images due to lens used in endoscopes. When a doctor or researcher is analyzing a distorted image, he can not see the exact size of an organ, tumor or lesion, due the magnification in the center of the image and a contraction in th
Publicado em: 2010
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17. Endoscopic endodontic microsurgery: 2-year evaluation of healing and functionality
This prospective clinical study aimed to evaluate the benefits of the endoscope as an aid to root-end management, and to assess the treatment outcome during 2 years following surgery. Forty-three endodontic surgical procedures in 30 patients were performed with the aid of an endoscope and followed for a period of 2 years. Radiographic criteria and clinical e
Brazilian Oral Research. Publicado em: 2009-03
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18. Selective fetoscopic laser photocoagulation of superficial placental anastomoses for the treatment of severe twin-twin transfusion syndrome
OBJECTIVE: To report our initial institutional experience with fetoscopic laser photocoagulation of placental anastomoses in severe twin-twin transfusion syndrome using a 1.0 mm endoscope. METHODS: Between July 2006 and June 2008, 19 monochorionic diamniotic twin pregnancies complicated by severe TTTS (Quintero stages III and IV) underwent fetoscopic laser t
Clinics. Publicado em: 2009-02
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19. Modificação de dispositivo para gastrostomia endoscópica percutânea pela técnica de punção: utilização em pacientes com neoplasia maligna de cabeça e pescoço / A modified device for percutaneous endoscopic gastrostomy by the introducer technique: use in head and neck cancer patients
Head and neck cancer is the fifth most frequent neoplasm in developing countries. Dysphagia resulting from head and neck cancer or its treatment may lead to weight loss and malnutrition. Enteral nutrition is the method of choice of therapy to patients with preserved gastrointestinal tract unable to maintain adequate oral ingestion. Nasogastric or nasoenteral
Publicado em: 2009
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20. As interfaces do reprocessamento de endoscópios pelo uso de glutaraldéido em serviços de endoscopia de Goiânia / The interfaces of endoscope reprocessing through the use of glutaraldeide in endoscopy clinics in Goiânia
Pesquisa descritiva realizada em vinte Serviços de Endoscopia Digestiva do Município de Goiânia. Objetivou caracterizar o reprocessamento dos endoscópios pelo uso do glutaraldeído em serviços de endoscopia. A amostra constituiu-se de endoscópios utilizados para Endoscopia Digestiva Alta, e de profissionais que realizavam os reprocessamentos. Foram obs
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 24/04/2008
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21. As interfaces do reprocessamento de endoscópios pelo uso de glutaraldéido em serviços de endoscopia de Goiânia / The interfaces of endoscope reprocessing through the use of glutaraldeide in endoscopy clinics in Goiânia
SUMMARY: This is a descriptive research carried out in twenty digestive endoscopy services at the municipality of Goiânia. We aimed at characterizing the endoscope reprocessing through the use of glutaraldeide in upper digestive endoscopy services. The sample was constituted by endoscopes used for upper digestive endoscopy and professionals performing these
Publicado em: 2008
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22. Modelagem endoscÃpica virtual do monitoramento de equipamentos elÃtricos de alta tensÃo
With the promulgation of the 10.847/2004 and 10.848/2004 Laws, the Brazilian Power Sector started adopting competitiveness as the main element for obtaining concessions in the electric power system transmission and generation sectors. In this sense, the power sector companies will have to strongly intensify the monitoring processes of the power system equipm
Publicado em: 2007
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23. VIDEO ASSISTED THORACIC SURGERY WITHOUT ONE LUNG VENTILATION, A MODIFIED ACCESS FOR CAUDAL ESOPHAGUS SUTURE / CIRURGIA TORÁCICA VIDEO ASSISTIDA SEM INTUBAÇÃO SELETIVA COM ACESSO MODIFICADO PARA SUTURA DO ESÔFAGO CAUDAL EM CÃES
The objective of this experiment was to evaluate two esophagotomy thoracoscopic techniques without selective intubation. In order to do that eight dogs were divided in two groups. Thoracoscopy were performed in the right side of the thoracic wall to approach the caudal portion of the esophagus. The triangulation of the portals was made as the original techni
Publicado em: 2005
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24. The use of information, conscious, and profound sedation to prepare patients for gastroscopy. / Métodos de preparo para endoscopia digestiva: informação, sedação leve e sedação profunda
Three different methods were used to prepare patients for gastroscopy. The objective of the study was: to assess systolic and diastolic blood pressure, heart rate and oxygen saturation before, during, and after gastroscopy in patients who received information, conscious sedation and deep sedation, comparing data inter and intra-groups. Patients: 297 patients
Publicado em: 1998