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Aplicación de diodos láser infrarrojos a sensores para oximetría de pulso
López-Silva, Sonnia María; Dotor Castilla, María Luisa; Giannetti, Romano; Sendra Sendra, José Ramón; Silveira Martín, Juan Pedro; Golmayo Fernández, Dolores; Briones, Fernando (Sin editorial (Teruel, España), 06/09/1999)Diodos láser con emisiones en el infrarrojo cercano han sido utilizados en un nuevo sensor óptico para oximetría de pulso. El sistema de medida desarrollado ha sido calibrado y comprobado como oxímetro de pulso. Los ... -
Aportaciones fisiológicas de la medida continua de la saturación de oxígeno en atletas de ambos sexos que realizan pruebas de esfuerzo máximas
Martín Escudero, Pilar; Miguel-Tobal, Francisco; Bilbao Monasterio, Amaya; Galindo Canales, Mercedes; Silveira Martín, Juan Pedro; Dotor Castilla, María Luisa; Golmayo Fernández, Dolores; Giannetti, Romano; López-Silva, Sonnia María (2006-10-01)El objetivo de este estudio se centra en la monitorización continua de la saturación de oxígeno en sangre en deportistas durante la realización de una prueba de esfuerzo máxima. El conocimiento de la evolución de la ... -
Are activity wrist-worn devices accurate for determining heart rate during intense exercise?
Martín Escudero, Pilar; Cabanas Plana, Ana Maria; Dotor Castilla, María Luisa; Galindo Canales, Mercedes; Miguel Tobal, Francisco; Fernández Pérez, Cristina; Fuentes Ferrer, Manuel; Giannetti, Romano (2023-02-01)The market for wrist-worn devices is growing at previously unheard-of speeds. A consequence of their fast commercialization is a lack of adequate studies testing their accuracy on varied populations and pursuits. To provide ... -
Are activity wrist-worn devices accurate for determining heart rate during intense exercise?
Martín Escudero, Pilar; Cabanas Plana, Ana Maria; Dotor Castilla, María Luisa; Galindo Canales, Mercedes; Miguel Tobal, Francisco; Fernández Pérez, Cristina; Fuentes Ferrer, Manuel; Giannetti, Romano (15/02/2023)The market for wrist-worn devices is growing at previously unheard-of speeds. A consequence of their fast commercialization is a lack of adequate studies testing their accuracy on varied populations and pursuits. To provide ... -
Fotopletismografía laparoscópica: nueva técnica mínimamente invasiva y estudios experimentales iniciales
López-Silva, Sonnia María; Dotor Castilla, María Luisa; Silveira, J.; Giannetti, Romano; Herrera Noreña, Luis Antonio (2009-12-01)En los procedimientos endoscópicos no es posible utilizar el tacto para captar palpitaciones débiles, como es relativamente habitual en la cirugía abierta, ni evaluar directamente la perfusión y oxigenación de órganos y ... -
Fotopletismografía por reflexión con LEDs infrarrojos para evaluar órganos y tejidos intra-abdominales: estudio inicial en cerdos
López-Silva, Sonnia María; Dotor Castilla, María Luisa; Silveira Martín, Juan Pedro; Giannetti, Romano; Herrera Noreña, Luis Antonio (2009-03-01)Existen determinados procesos que pueden afectar a territorios intra-corpóreos específicos y necesitan, por tanto una monitorización directa aún no garantizada. La fotopletismografía, técnica óptica ampliamente utilizada ... -
Fotopletismografía por transmisión con múltiples diodos láser en el infrarrojo cercano durante el ejercicio físico
López-Silva, Sonnia María; Giannetti, Romano; Dotor Castilla, María Luisa; Golmayo Fernández, Dolores; Martín, P.; Miguel-Tobal, Francisco; Bilbao Monasterio, Amaya; Silveira Martín, Juan Pedro (2006-06-01)El principal problema al monitorizar la frecuencia cardiaca mediante fotopletismografía durante el ejercicio físico son los artefactos por movimiento. Hemos registrado fotopletismogramas por transmisión en atletas durante ... -
Heuristic algorithm for photoplethysmographic heart rate tracking during maximal exercise test
López-Silva, Sonnia María; Giannetti, Romano; Dotor Castilla, María Luisa; Silveira, J.; Golmayo Fernández, Dolores; Miguel-Tobal, Francisco; Bilbao Monasterio, Amaya; Galindo Canales, Mercedes; Martín Escudero, Pilar (2012-07-01)Photoplethysmography (PPG) is a non-invasive optical technique that can be used to quantify the arterial blood pulse rate. Signal corruption by motion artifacts limits the practical accuracy and applicability of instruments ... -
NIR laser diodes based sensor for pulse oximetry
López-Silva, Sonnia María; Dotor Castilla, María Luisa; Giannetti, Romano; Sendra Sendra, José Ramón; Silveira Martín, Juan Pedro; Golmayo Fernández, Dolores; Briones, Fernando (Sin editorial (Madrid, España), 01/06/1999)A sensor based on NIR laser diodes for transmittance pulse oximetry has been developed and tested. The optical sensor is part of a measurement system which also comprises the sensor electronics, an acquisition board and a ... -
NIR transmittance pulse oximetry system with laser diodes
López-Silva, Sonnia María; Silveira Martín, Juan Pedro; Sendra Sendra, José Ramón; Giannetti, Romano; Dotor Castilla, María Luisa; Golmayo Fernández, Dolores (Sin editorial (San José, Estados Unidos de América), 22/05/2001)A transmittance pulse oximetry system based on near-infrared laser diodes (LD) for monitoring arterial blood hemoglobin oxygen saturation (So2) has been previously reported. In this work we present the results obtained ... -
NIR transmittance pulse oximetry system with laser diodes
López-Silva, Sonnia María; Silveira Martín, Juan Pedro; Sendra Sendra, José Ramón; Giannetti, Romano; Dotor Castilla, María Luisa; Golmayo Fernández, Dolores (22/05/2001)A transmittance pulse oximetry system based on near-infrared laser diodes (LD) for monitoring arterial blood hemoglobin oxygen saturation (So2) has been previously reported. In this work we present the results obtained ... -
On laparoscopic photoplethysmography and pulse oximetry
López-Silva, Sonnia María; Giannetti, Romano; Dotor Castilla, María Luisa (2010-06-01)Here we comment on the paper entitled "A novel laparoscopic pulse oximeter device. An easy, efficient and cost-effective way of detecting arterial structures" authored by Theodosopoulos et al., and recently published in ... -
Oxygen saturation through pulse oximetry in sportswomen
Martín Escudero, Pilar; Miguel-Tobal, Francisco; Dotor Castilla, María Luisa; López-Silva, Sonnia María; Giannetti, Romano; Galindo Canales, MercedesOximetry is a method used to assess peripheral blood oxygen saturation based on the determination of the level of red light absorption, directly influenced by the hemoglobin levels. Most studies on pulse oximetry, within ... -
Oxygen saturation through pulse oximetry in sportswomen
Martín Escudero, Pilar; Miguel-Tobal, Francisco; Dotor Castilla, María Luisa; López-Silva, Sonnia María; Giannetti, Romano; Galindo Canales, Mercedes (European College of Sport Science; Gatorade Sports Science Institute; Catapult; European Journal of (Dublín, Irlanda), 04/07/2018)Oximetry is a method used to assess peripheral blood oxygen saturation based on the determination of the level of red light absorption, directly influenced by the hemoglobin levels. Most studies on pulse oximetry, within ... -
Pulse rate measurement from transmittance photoplethysmography in cycle ergometer test
López-Silva, Sonnia María; Dotor Castilla, María Luisa; Silveira, J.; Giannetti, Romano; Miguel-Tobal, Francisco; Bilbao Monasterio, Amaya; Galindo Canales, Mercedes; Martín Escudero, Pilar (IEEE (Austin, Estados Unidos de América), 2010-05-03)Photoplethysmography (PPG) is a non-invasive optical technique that enables to quantify the arterial blood pulse rate derived from the cardiac pumping action. Although this technique is widely used in the medical practice ... -
Real time processing algorithm for a new IR laser pulse oximeter
Giannetti, Romano; López-Silva, Sonnia María; Dotor Castilla, María Luisa; Silveira Martín, Juan Pedro; Sendra Sendra, José Ramón; Golmayo Fernández, Dolores; Briones, Fernando (Sin editorial (Barcelona, España), 30/05/1999)We present the evaluation of an innovative method of digital elaboration of the photoplethysmographic signal obtaining by monitoring the absorption of laser light at different wavelengths. Dynamic and static oxygen saturation ... -
Transmittance photoplethysmography with near-infrared laser diodes in intra-peritoneal organs
López-Silva, Sonnia María; Silveira Martín, Juan Pedro; Dotor Castilla, María Luisa; Giannetti, Romano; Golmayo Fernández, Dolores; Herrera Noreña, Luis Antonio (2006-10-01)Photoplethysmography and pulse oximetry are techniques based on optical principles, which are widely used in medical practice for non-invasive monitoring. There are some processes which may affect specific organs or parts ... -
Utilidad de la fotopletismografía por transmisión con diodos láser infrarrojos en el estudio de la perfusión visceral: estudio preliminar
López-Silva, Sonnia María; Silveira Martín, Juan Pedro; Herrera Noreña, Luis Antonio; Dotor Castilla, María Luisa; Giannetti, Romano (2006-06-01)La fotopletismografía es una técnica basada en principios ópticos ampliamente utilizada en clínica para la monitorización periférica de la frecuencia cardiaca. Hemos realizado un estudio preliminar de fotopletismografía ...