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Listar por autor "Hornero Sos, Fernando"

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A Novel Signal Restoration Method of Noisy Photoplethysmograms for Uninterrupted Health Monitoring

Vraka, Aikaterini; Zangróniz, Roberto; Quesada, Aurelio; Hornero, Fernando; Alcaraz, Raúl; Rieta, J J (MDPI AG, 2024-01)

[EN] Health-tracking from photoplethysmography (PPG) signals is significantly hindered by motion artifacts (MAs). Although many algorithms exist to detect MAs, the corrupted signal often remains unexploited. This work ...
Alternative Time-Domain P-wave Analysis for Precise Information on Substrate Alteration After Pulmonary Vein Isolation for Atrial Fibrillation

Vraka, Aikaterini; Bertomeu-González, Vicente; Hornero, Fernando; Sörnmo, Leif; Alcaraz, Raúl; Rieta, J J (IEEE, 2021-11-19)

[EN] While P-wave duration (PWD) is primarily employed to observe the atrial substrate alterations after pulmonary vein isolation (PVI) on atrial fibrillation (AF) patients, the acquired information corresponds to the ...
An Efficient Hybrid Methodology for Local Activation Waves Detection under Complex Fractionated Atrial Electrograms of Atrial Fibrillation

Osorio, Diego; Vraka, Aikaterini; Quesada, Aurelio; Hornero, Fernando; Alcaraz, Raúl; Rieta, J J (MDPI AG, 2022-07)

[EN] Local activation waves (LAWs) detection in complex fractionated atrial electrograms (CFAEs) during catheter ablation (CA) of atrial fibrillation (AF), the commonest cardiac arrhythmia, is a complicated task due to ...
Are Coronary Sinus Features Reflecting the Effect of Catheter Ablation of Atrial Fibrillation as P-waves Do?

Vraka, Aikaterini; Bertomeu-González, Vicente; Hornenro, Fernando; Langley, Philip; Alcaraz, Raúl; Rieta, J J (IEEE, 2021-11-19)

[EN] Atrial substrate alteration due to catheter ablation (CA) of atrial fibrillation (AF) is primarily assessed from P-waves. Nonetheless, how CA affects critical structures is ignored. The aim of the current study is to ...
Assessing the Stability of Complex Fractionated Atrial Electrograms for the Characterization of Atrial Substrate in Atrial Fibrillation

Finotti, Emanuela; Ciaccio, Edward J.; Garan, Hasan; Hornero, Fernando; Alcaraz, Raúl; Rieta, J J (IEEE, 2020-10-30)

[EN] Aimed at characterizing the atrial substrate in atrial fibrillation (AF), a wide number of indexes has been investigated on complex fractionated atrial electrograms (CFAEs). However, many times the assessment of CFAEs ...
Assisting Electrophysiological Substrate Quantification in Atrial Fibrillation Ablation

Vraka, Aikaterini; Hornero, Fernando; Osca, Joaquín; Faes, Luca; Alcaraz, Raúl; Rieta, J J (IEEE, 2019-11-23)

[EN] Catheter ablation (CA) is the most popular treatment of atrial fibrillation (AF) with good results in paroxysmal AF, while its efficiency is significantly reduced in persistent AF. With the equipment used for CA ...
Atrial Fibrillation Surgical Ablation Long-term Outcome Prediction Just with One Lead of the Preoperative Surface Electrocardiogram

García, Manuel; Escribano, Pilar; Ródenas, Juan; Martínez-Iniesta, Miguel; Hornero, Fernando; Rieta, J J; Alcaraz, Raúl (IEEE, 2020-10-30)

[EN] To revert atrial fibrillation (AF) in patients requiring concomitant open-heart surgery, surgical ablation (SA) is one of the most effective procedures. However, this intervention is as- sociated with major side ...
Confiabilidad de las Ondas de Activación Local para Evaluar el Sustrato Auricular de Pacientes con Fibrilación Auricular Paroxística

Vraka, A.; Hornero Sos, F.; Bertomeu-González, V.; Osca Asensi, J.; Alcaraz Martínez, R.; Rieta, J J (Sociedad Española de Ingeniería Biomédica, 2020-11-27)

[ES] El análisis de electrogramas (EGMs) del seno coronario (SC) durante la ablación por catérer (AC) de fibrilación auricular (FA) es clave para la evaluación del sustrato auricular. No obstante, los canales del catéter ...
Development of new signal analysis methods as preoperative predictors of the Cox-Maze procedure outcome in atrial fibrillation

Hernández Alonso, Antonio (Universitat Politècnica de València, 2017-11-06)

[EN] Atrial fibrilation (AF) is the most common cardiac arrhythmia, however, the knowledge about its causes and mechanisms is still uncompleted. Several studies suggest that atrial structural and electrophysiological ...
Distinción Entre Electrogramas de Fibrilación Auricular Paroxística Frente a Persistente para Evaluación del Sustrato Auricular en Procedimientos de Ablación por Catéter

Finotti, E.; Bertomeu González, V.; Hornero Sos, F.; Quesada Dorador, A.; Alcaraz Martínez, R.; Rieta, J J (Sociedad Española de Ingeniería Biomédica, 2020-11-27)

[ES] Para contribuir a un abordaje optimizado de la ablacion por cateter (AC) de fibrilacion auricular (FA), durante los ultimos anos se han introducido complicados indices destinados a discriminar FA paroxistica de ...
Efecto de la Ablación por Catéter Sobre Ciertas Estructuras Auriculares de Pacientes con Fibrilación Auricular Paroxística: El Caso del Seno Coronario

Vraka, A.; Bertomeu-González, V.; Hornero Sos, F.; Quesada Dorador, A.; Alcaraz Martínez, R.; Rieta, J J (Sociedad Española de Ingeniería Biomédica, 2020-11-27)

[ES] Numerosos estudios previos han reportado alteraciones significativas de varias características de la onda P en el electrocardiograma (ECG) de superficie tras un procedimiento de ablacion por cateter (AC) de fibrilación ...
EVALUACIÓN DE FACTORES QUE PROVOCAN FIBRILACIÓN AURICULAR Y DE SU TRATAMIENTO MEDIANTE TÉCNICAS QUIRÚRGICAS. ESTUDIO DE SIMULACIÓN

Tobon Zuloaga, Catalina (Universitat Politècnica de València, 2011-10-11)

Mediante un modelo 3D de aurícula humana, se estudia el efecto del remodelado auricular en la generación de mecanismos reentrantes iniciados por actividad ectópica, se estudia el efecto de la localización del foco ectópico ...
Improved Discrimination Between Healthy and Hypertensive Individuals Combining Photoplethysmography and Electrocardiography

Cano, Jesús; Hornero, Fernando; Quesada, Aurelio; Martínez-Rodrigo, Arturo; Alcaraz, Raúl; Rieta, J J (2021-09-15)

[EN] Cardiovascular disease is one of the leading causes of death, with hypertension (HT) being its main risk factor. Its complications can be avoided with early treatment, but since these patients do not present any ...
Improved Hypertension Risk Assessment with Photoplethysmographic Recordings Combining Deep Learning and Calibration

Cano-Serrano, Jesús; Bertomeu-González, Vicente; Fácila, Lorenzo; Hornenro, Fernando; Alcaraz, Raúl; Rieta, J J (MDPI AG, 2023-12-18)

[EN] Hypertension, a primary risk factor for various cardiovascular diseases, is a global health concern. Early identification and effective management of hypertensive individuals are vital for reducing associated health ...
Linear and Nonlinear Correlations Between Surface and Invasive Atrial Activation Features in Catheter Ablation of Paroxysmal Atrial Fibrillation

Vraka, Aikaterini; Bertomeu-González, Vicente; Hornero, Fernando; Ravelli, Flavia; Alcaraz, Raúl; Rieta, J J (2021-09-15)

[EN] P-waves are vastly used to assess the outcome of catheter ablation (CA) of atrial fibrillation (AF). It remains unknown, however, if coronary sinus (CS), the key reference structure in CA procedures, follows similar ...
Modelización y evaluación de factores que favorecen las arritmias auriculares y su tratamiento mediante técnicas quirúrgicas. Estudio de simulación

Tobón Zuluaga, Catalina (Universitat Politècnica de València, 2010-06-07)

Las arritmias auriculares, como es la fibrilación auricular, la taquicardia reentrante o focal y el flúter auricular, son las arritmias cardiacas más frecuentes en la práctica clínica, constituyendo uno de los principales ...
Noninvasive predictors of atrial fibrillation early recurrence after electrical cardioversion and their link to atrial remodeling

Alcaraz, Raúl; Hornero Sos, Fernando; Rieta, J J (International Society for Bioelectromagnetism, 2013-12)

[EN] Several clinical factors have been studied to predict atrial fibrillation (AF) recurrence after electrical cardioversion (ECV) with limited predictive value. In this work, several time-frequency parameters from the ...
Parallel Study on Surface and Invasive Recordings Across Catheter Ablation Steps of Paroxysmal Atrial Fibrillation

Vraka, Aikaterini; Hornero, Fernando; Quesada, Aurelio; Ravelli, Flavia; Alcaraz, Raúl; Rieta, J J (IEEE, 2021-11-19)

[EN] Catheter ablation (CA) is the star treatment of atrial fibrillation (AF). However, important issues regarding its procedure have only been superficially explored. While universal CA effect is assessed, the role of ...
Practical Considerations for the Application of Nonlinear Indices Characterizing the Atrial Substrate in Atrial Fibrillation

Finotti, Emanuela; Quesada, Aurelio; Ciaccio, Edward J.; Garan, Hasan; Hornero, Fernando; Alcaraz, Raúl; Rieta, J J (MDPI AG, 2022-09)

[EN] Atrial fibrillation (AF) is the most common cardiac arrhythmia, and in response to increasing clinical demand, a variety of signals and indices have been utilized for its analysis, which include complex fractionated ...
Predicción a Largo Plazo del Resultado de la Ablación Quirúrgica en Fibrilación Auricular Mediante el Uso de una Única Derivación del Electrocardiograma Preoperatorio

Martínez Iniesta, M.; Escribano Cano, P.; García Teruel, M.; Ródenas García, J.; Hornero Sos, F.; Rieta, J J; Alcaraz Martínez, R. (Sociedad Española de Ingeniería Biomédica, 2020-11-27)

[ES] La ablación quirúrgica (AQ), realizada concomitantemente en pacientes que requieren cirugía a corazón abierto, es el procedimiento más eficaz para controlar la fibrilación auricular (FA). Considerando los importantes ...