Desarrollo y evaluación de un dispositivo de balón-coil para la oclusión mediante técnicas de cateterismo del ductus arterioso persistente de calibre mayor.
No. 21 (2005-05-01)Author(s)
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Carolina Vallecilla Erazo1Grupo de Ingeniería Biomédica. Universidad de los Andes. Fundación Cardio Infantil Instituto de Cardiología. Bogotá. Colombia.
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Ana Carolina Silva Valenzuela1Grupo de Ingeniería Biomédica. Universidad de los Andes. Fundación Cardio Infantil Instituto de Cardiología. Bogotá. Colombia.
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Omar Solano Trullos2Fundación Cardio Infantil Instituto de Cardiología. Bogotá Colombia. Facultad de.
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Edgar Gutiérrez Vélez3Medicina Veterinaria, Universidad de la Salle. Bogotá. Colombia. Facultad de Medicina Veterinaria, Universidad de la Salle. Bogotá. Colombia.
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Juan Carlos Briceño Triana1Grupo de Ingeniería Biomédica. Universidad de los Andes. Fundación Cardio Infantil Instituto de Cardiología. Bogotá. Colombia.
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Alberto García Torres4Departamento de Cardiología Pediátrica, Fundación Cardio Infantil Instituto de Cardiología. Bogotá Colombia.
Abstract
The Patent Ductus Arteriosus (DAP) is a vascular congenital defect. The goal of this project was to develop a universal, low cost balloon-coil device (BCD) to close DAP and to evaluate its safety and efficiency in an animal model.
The design and fabrication of the BCD were improved developing a device that fits different DAP diameters. It can be managed with conventional catheterism techniques. All the procedures related with BCD ended in a utility patent application.
The experimental model was implemented in newborn calves. 14 experiments were performed. Optimal guidelines for pre, in and post surgery procedures were established.
Successful implantation and proper liberation of the device was achieved in three experiments. A complete successful implantation of BCD and a complete occlusion was accomplished in one experiment. More successful experiments have to be done.