Tecnología Médica
Mapa TecMedTecnología Médica
Development and validation of AI-derived segmentation of four-chamber cine cardiac magnetic resonance
26/07/2024 -
CONCLUSION: Fully automated four-chamber CMR is feasible, reproducible, and has the same real-world prognostic value as manual analysis. LV volumes by four-chamber segmentation were comparable to...
EEG/MEG source imaging of deep brain activity within the maximum entropy on the mean framework: Simulations and validation in epilepsy
26/07/2024 -
Electro/Magneto-EncephaloGraphy (EEG/MEG) source imaging (EMSI) of epileptic activity from deep generators is often challenging due to the higher sensitivity of EEG/MEG to superficial regions and...
Validation of a novel, low-fidelity virtual reality simulator and an artificial intelligence assessment approach for peg transfer laparoscopic training
26/07/2024 -
Simulators are widely used in medical education, but objective and automatic assessment is not feasible with low-fidelity simulators, which can be solved with artificial intelligence (AI) and...
Consumer wearable devices for evaluation of heart rate control using digoxin versus beta-blockers: the RATE-AF randomized trial
25/07/2024 -
Consumer-grade wearable technology has the potential to support clinical research and patient management. Here, we report results from the RATE-AF trial wearables study, which was designed to...
RS-rPPG: Robust Self-Supervised Learning for rPPG
25/07/2024 -
Remote photoplethysmography (rPPG) measures cardiac signals remotely from facial videos, leading to promising applications in telemedicine, face anti-spoofing, emotion analysis, etc. However,...
Design of low power consumption portable ECG monitoring system
25/07/2024 -
At present, China's population is aging seriously, and the younger group often works overtime and stays up late, so the incidence of cardiovascular disease in China is increasing. Currently,...
Indirect respiratory monitoring via single-lead wearable ECG: influence of motion artifacts and devices on respiratory rate estimations
25/07/2024 -
Among all the vital signs, respiratory rate (RR) has been demonstrated to be predictive of early health issues and an accurate marker for evaluating treatment efficacy and tracking disease...
The QRS detection using the Modified Pan-Tompkins algorithm
25/07/2024 -
An accurate detection of QRS complexes during long-term ECG monitoring is a challenging task due to cardiac diseases such as cardia arrythmias, coronary artery blockage, etc., that change the...
Minimal Preprocessing of ECG Signals for Deep Learning-Based Biometric Systems
25/07/2024 -
In recent years, subject identification through electrocardiograms (ECGs) broaden the possibilities of existing biometric systems. In this study, we proposed a novel ECG-based biometric...
Enhancing Fetal Heart Rate Monitoring Through Digital Twin Technology
25/07/2024 -
In the era of digital twin technology (DTT), which involves creating virtual replicas of physical systems, healthcare applications have seen a surge in innovation. Fetal heart rate monitoring, a...
Cardiac Pulse Monitoring Through Multi-Scale Spectrum
25/07/2024 -
Advancements in medical technology have paved the way for non-invasive methods of assessing vital parameters, marking a significant innovation in healthcare. This research addresses the challenge...
Design and experimental validation of a metamaterial-based sensor for microwave imaging in breast, lung, and brain cancer detection
22/07/2024 -
This study proposes an innovative geometry of a microstrip sensor for high-resolution microwave imaging (MWI). The main intended application of the sensor is early detection of breast, lung, and...
Consumer acceptance of robotic surgeons in health services
22/07/2024 -
Over the course of the preceding half-century, specific advancements in robotic technologies have been assimilated into the continuum of human life in a seamless manner, demonstrating the profound...
Automatic 3D reconstruction of vertebrae from orthogonal bi-planar radiographs
22/07/2024 -
When conducting spine-related diagnosis and surgery, the three-dimensional (3D) upright posture of the spine under natural weight bearing is of significant clinical value for physicians to analyze...
Electrical impedance tomography provides information of brain injury during total aortic arch replacement through its correlation with relative difference of neurological biomarkers
12/07/2024 -
Postoperative neurological dysfunction (PND) is one of the most common complications after a total aortic arch replacement (TAAR). Electrical impedance tomography (EIT) monitoring of cerebral...
Quantitative MRI at 7-Tesla reveals novel frontocortical myeloarchitecture anomalies in major depressive disorder
12/07/2024 -
Whereas meta-analytical data highlight abnormal frontocortical macrostructure (thickness/surface area/volume) in Major Depressive Disorder (MDD), the underlying microstructural processes remain...
Multicenter validation study for automated left ventricular ejection fraction assessment using a handheld ultrasound with artificial intelligence
12/07/2024 -
We sought to validate the ability of a novel handheld ultrasound device with an artificial intelligence program (AI-POCUS) that automatically assesses left ventricular ejection fraction (LVEF)....
Imagined speech event detection from electrocorticography and its transfer between speech modes and subjects
12/07/2024 -
Speech brain-computer interfaces aim to support communication-impaired patients by translating neural signals into speech. While impressive progress was achieved in decoding performed, perceived...
Validity, reliability, and responsiveness of the Brazilian version of the instrument World Health Organization Disability Assessment Schedule (WHODAS 2.0) for individuals with obstructive sleep apnoea
12/07/2024 -
BACKGROUND: Obstructive sleep apnoea (OSA) is a disabling health condition, and there is no disease-specific patient-reported outcome instrument to assess individuals with OSA.
Design and validation of dual-point time-differentiated photoplethysmogram (2PPG) wearable for cuffless blood pressure estimation
12/07/2024 -
BACKGROUND & OBJECTIVES: Measurement of blood pressure (BP) in ambulatory patients is crucial for at high-risk cardiovascular patients. A non-obtrusive, non-occluding device that continuously...
A 3D-printed condom intrauterine balloon tamponade: Design, prototyping, and technical validation
12/07/2024 -
Post-partum haemorrhage is among the main causes of (preventable) mortality for women in low-resource settings (LRSs), where, in 2017, the mortality ratio was 462 out of every 100 000 live births,...
