Jose Maria Sabater-Navarro

Jose Maria Sabater-Navarro
Universidad Miguel Hernández de Elche | UMH · Department of Systems and Automatic Engineering

PhD.

About

184
Publications
41,297
Reads
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1,230
Citations
Citations since 2016
56 Research Items
744 Citations
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2016201720182019202020212022050100150
Introduction
Jose Maria Sabater-Navarro is currently working at the Miguel Hernández University of Elche. He does research in Bioengineering, Biomedical Engineering and Mechanical Engineering. Their interests are on surgical robotics, biodevices and diabetes.
Additional affiliations
June 2012 - present
Instead Technologies, Spain
Position
  • Founder and Member of Scientific Council
Description
  • http://www.instead-technologies.com
October 2003 - present
Universidad Miguel Hernández de Elche
Position
  • Research Director of Medical Robotics
Description
  • http://nbio.umh.es

Publications

Publications (184)
Article
Full-text available
This work introduces a microwave-based system able to detect tumours in breast phantoms in a non-invasive way. The data acquisition system is composed of a hardware system which involves high-frequency components (antennas, switches and cables), a microcontroller, a vector network analyser used as measurement instrument and a computer devoted to th...
Conference Paper
Full-text available
Este artículo presenta una funcionalidad (skill) para el asistente virtual de voz Alexa Amazon, como herramienta de apoyo para los pacientes con diabetes. La lógica de la skill fue desarrollada como una calculadora de bolo para los pacientes, teniendo en cuenta un modelo de conteo de carbohidratos, grasas y proteínas consumidas. Respecto a la inter...
Conference Paper
Full-text available
En este trabajo se muestra un sensor de glucosa basado en los cambios del factor de calidad sin carga (Qu) de un resonador de microondas. La implementación se ha realizado con fabricación aditiva empleando un material biocompatible. Se ha diseñado una estructura en configuración de línea microstrip invertida para aumentar la sensibilidad. El artícu...
Chapter
In the field of surgery, there is a consensus that XR technologies have enormous potential to achieve the goal of enhancing the capabilities of surgeons. However, this consensus does not exist regarding the usefulness of current implementations. This is due to the fact that the peculiarities of the surgical environment, difficulty of registration b...
Article
Full-text available
A radio frequency (RF)-based system for surgical navigation is presented. Surgical navigation technologies are widely used nowadays for aiding the surgical team with many interventions. However, the currently available options still pose considerable limitations, such as line-of-sight occlusion prevention or restricted materials and equipment allow...
Chapter
People with Autism Spectrum Disorder (ASD) show a great heterogeneity in their atypical sensory behaviours due to they often suffer from a Sensory Processing Disorder (SPD). This nervous system condition is associated with the social interaction, learning and behavioural problems experienced by people with ASD. This work shows a study conducted in...
Article
Full-text available
Epilepsy is a chronic disease with a significant social impact, given that the patients and their families often live conditioned by the possibility of an epileptic seizure and its possible consequences, such as accidents, injuries, or even sudden unexplained death. In this context, ambulatory monitoring allows the collection of biomedical data abo...
Conference Paper
Full-text available
Este artículo presenta el proceso de planteamiento, análisis, diseño e implementación de un motor de tareas diseñado para facilitar la generación de actividades virtuales destinadas a terapias de neuro-rehabilitación de personas que han sufrido un accidente cerebrovascular, asistidos por dispositivos robóticos. Todo el desarrollo del sistema ha seg...
Conference Paper
El Accidente Cerebrovascular (ACV), representa uno de los principales problemas en la salud pública en todo el mundo. Una nueva herramienta empleada en rehabilitación es la estimulación transcraneal por corriente directa (tDCS) no invasiva. Se trata de técnica segura, ya que no se realiza ningún tipo de punción o perforación sobre el paciente. Esta...
Conference Paper
. La neurorehabilitación post-ictus basada en terapias virtuales se realiza junto con dispositivos visuales. El tipo de visualización puede influenciar en la calidad de la percepción de la tarea afectando al rendimiento sensomotor del paciente. El propósito de este trabajo es evaluar si ex- iste diferencias en los patrones de movimientos cinemático...
Article
A low-cost, additively manufactured, biocompatible glucose sensor based on the changes in the unloaded quality factor (Qu) with a single split-ring resonator is presented. An exposition of the fundamentals for the use of the Qu as sensing parameter with microwave planar resonant sensors is shown. The convenience of this sensing parameter is analyze...
Article
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Endonasal surgery is a minimally invasive approach for the removal of pituitary tumors (sarcomas). In this type of procedure, the surgeon has to complete the surgical maneuvers for sarcoma resection with extreme precision, as there are many vital structures in this area. Therefore, the use of robots for this type of intervention could increase the...
Article
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The percentage of people around the world who are living with some kind of disability or disorder has increased in recent years and continues to rise due to the aging of the population and the increase in chronic health disorders. People with disabilities find problems in performing some of the activities of daily life, such as working, attending s...
Article
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The electrical stimulation has demonstrated its usefulness as actuators in the development of haptic devices, since it presents the possibility of varying parameters such as frequency and current intensity in different regions of the human body, producing different stimuli in the different mechanoreceptor organs. When used on the fingertips, it all...
Article
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This paper presents the design of a printed step-type monopole antenna for biological tissue analysis and medical imaging applications in the microwave frequency range. The design starts from a very simple and widely known rectangular monopole antenna, and different modifications to the antenna geometry are made in order to increase the bandwidth....
Conference Paper
A quarter-wave coplanar resonator in reflection configuration is presented as a novel glucose concentration sensor for aqueous solutions. This configuration allows for size reduction compared to half-wave approaches, while maintaining good sensitivities. The sensing magnitude is the unloaded quality factor, that is more sensitive to glucose changes...
Article
Full-text available
The devices for monitoring biological variables have become a hot topic in the last years. An important aspect in the design of these wearable devices is the continuous communication, as well as the associated energy consumption. As a result, the concept of flash monitoring has been recently coined. This implies that the reading of the variables is...
Article
Full-text available
La diabetes tipo 1 es una afección en la cual el páncreas pierde su capacidad de producir suficiente insulina, incrementando significativamente la concentración de glucosa en la sangre. En el presente trabajo se presenta el diseño de un modelo matemático de las dinámicas glucosa-insulina de un paciente con diabetes tipo 1, el cual contempla el apor...
Chapter
Endonasal Endoscopic Approach (EEA) is a minimally invasive technique for interventions in the skull base in which specific surgical tools and an endoscope are introduced directly through the nose and sinuses. This approach avoids scars in the patients face and reduces the recovering time compared with other techniques. However, it requires experti...
Article
Full-text available
People with autism spectrum disorder (ASD) manifest great heterogeneity in their atypical sensory behaviors. It is estimated that 95% of people with ASD have a Sensory Process Disorder (SPD). People with ASD feel the need to control what happens in their environment. However, it is inevitable that new situations occur during a person's daily life....
Article
Full-text available
Blood pressure wave monitoring provides interesting information about the patient's cardiovascular function. For this reason, this article proposes a non-invasive device capable of capturing the vibrations (pressure waves) produced by the carotid artery by means of a pressure sensor encapsulated in a closed dome filled with air. When the device is...
Conference Paper
A microwave sensor for glucose concentration tracking in microliter-volume water-glucose solutions is presented. Novelty of this work relies in the use of couplings between two resonators to track liquid properties, which allows great sensitivities. The circuit is composed of two electrically coupled open-loop microstrip resonators. A low-permittiv...
Chapter
Currently, there is a growth in the diagnostic of Autism Spectrum Disorder (ASD) in children. This type of neurocognitive disorder prevents normal development from an early age. In addition, most people suffering from ASD have a Sensorial Processing Disorder (SPD) associated. This makes them perceive objects and environment in a different way and s...
Article
Full-text available
A reduced electrodermal activity (EDA) may be related to autonomic neuropathy (AN). The aims of this study were to independently study the characteristics of the EDA and its correlation with diabetes and AN. During a selfdesigned test, mean skin conductance level (MSCL), mean skin conductance response (MSCR) to stimuli, and difference in MSCL betwe...
Article
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SEE THE FULL TEXT HERE: https://rdcu.be/bP1T6 — Self-management of blood glucose level is part and parcel of diabetes treatment, which involves invasive, painful, and uncomfortable methods. A proper non-invasive blood glucose monitor (NIBGM) is therefore desirable to deal better with it. Microwave resonators can potentially be used for such a purpo...
Article
Full-text available
Three microwave sensors are used to track the glucose level of different human blood plasma solutions. In this paper, the sensors are evaluated as glucose trackers in a context close to real human blood. Different plasma solutions sets were prepared from a human blood sample at several added glucose concentrations up to 10 wt%, adding also ascorbic...
Conference Paper
A medical image system is shown, based on non- invasive distance measurements with microwave technology. Non-visible key points can be measured in real time. These distances are used for modelling and computing the brain-shift deformations in brain tumor surgeries.
Conference Paper
A portable device for noninvasive blood glucose monitoring is presented. The device is based on a microwave open-loop microstrip resonator, acting as glucose sensor, following the results of a previous study. This work shows the design and development of the driving electronics, signal generation system, data processing, measurement setup and graph...
Conference Paper
Full-text available
A medical imaging system based on measuring distances between tissues by means of microwaves is presented. The system is designed for the monitoring and correction of the brain-shift problem in brain tumor operations. It shows the developed system and the first results with phantoms of brain tissues that have a morphology similar to real tissues. T...
Article
A glucose concentration sensor for L-volume water-glucose solutions is presented. The proposed sensor is composed of an open-loop microstrip resonator with a dielectric liquid holder (5 – 25 L volume) glued onto the gap between the line ends. The resonator is coupled to two microstrip lines forming a two-port network whose S-parameters response p...
Conference Paper
Purpose: Poor electrodermal activity (EDA) may be related to diabetic neuropathy. The aims of this study were to investigate the characteristics of EDA, to design a portable electronic device capable of acquiring it and to formulate a hypothesis regarding the relationship between EDA and diabetic foot. Materials and methods: This study investigated...
Article
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This paper presents a review about neurosurgery, robotic assistants in this type of procedure, and the approach to the problem of brain tissue displacement, including techniques for obtaining medical images. It is especially focused on the phenomenon of brain displacement, commonly known as brain shift, which causes a loss of reference between the...
Chapter
This paper describes the design process of a mechanism for assisting the movements of pronation and supination of the forearm. The device is designed to be part of an assistive robotic exoskeleton, which is being developed within the AIDE project. The distinctive feature of this mechanism is that it satisfies a number of technical requirements need...
Article
Full-text available
The existing crisis has accentuated problems related to the energetic perspective which forces the industrial framework to take actions. Natural stone companies are those more deteriorated by the crisis since they depend on the construction sector. While it is true that embedded energy in the natural stone industry includes extraction, transport an...
Conference Paper
Full-text available
En este artículo se presenta una propuesta docente basada en una plataforma compuesta por Matlab® y ROS desarrollada en la asignatura “Robótica de Servicio” en la titulación de Máster Universitario en Ingeniería Industrial de la Universidad Miguel Hernández de Elche. Se ha preparado un proceso práctico en el que se introduce al alumno en el desarro...
Conference Paper
Full-text available
La introducción de las técnicas laparoscópicas en cirugía supuso un cambio profundo en los procedimientos quirúrgicos, sobre todo en la forma de sujetar y controlar las herramientas quirúrgicas. Con la introducción de la cirugía robótica, los sistemas maestros que controlan los brazos quirúrgicos robotizados han tratado de emular esta forma de suje...
Article
Background and objectives On occasions, a surgical intervention can be associated with serious, potentially life-threatening complications. One of these complications is a haemorrhage during the operation, an unsolved issue that could delay the intervention or even cause the patient's death. On laparoscopic surgery this complication is even more da...
Article
Diabetes mellitus (DM) is a disease that affects millions of people worldwide. In order to be managed, it requires the individuals to measure their blood glucose level in an uncomfortable way several times every day. Thereby, a reliable non-invasive, non-painful blood glucose monitoring system is desirable. Microwave technology has been regarded pr...
Conference Paper
El trabajo presenta el diseño y resultados obtenidos con un algoritmo de visión artificial para la detección automática de sangrados utilizando imágenes laparoscópicas o imágenes de mini-robots camarógrafos. El algoritmo se fundamenta en el cálculo de umbrales dinámicos en el espacio de color. Se muestran los resultados obtenidos con imágenes de vi...
Article
Full-text available
Post-stroke neurorehabilitation based on virtual therapies are performed completing repetitive exercises shown in visual electronic devices, whose content represents imaginary or daily life tasks. Currently, there are two ways of visualization of these task. 3D virtual environments are used to get a three dimensional space that represents the real...
Conference Paper
New communication technologies allow us developing useful and more practical medical applications, in particular for ambulatory monitoring. NFC communication has the advantages of low powering and low influence range area, what makes this technology suitable for health applications. This work presents an explanation of the design process of planar...
Conference Paper
Las nuevas tecnologías de comunicación permiten desarrollar aplicaciones médicas útiles y más prácticas para el manejo por parte de usuarios no facultativos. La integración del Near Field Communication (NFC) en los dispositivos móviles presenta la oportunidad de crear sistemas de tamaño reducido para la monitorización de parámetros corporales. Se p...
Conference Paper
This paper presents a new robotic system for upper limb rehabilitation. It is designed to assist the upper limb in therapies for both sitting and supine position, helping patients to carry out the required movements when they could not perform them. In the first part of the paper, the mechanical design and the development of the first prototype is...
Conference Paper
Full-text available
HELPER is a Research and Development Project financially supported by the Spanish Centre for the Development of Industrial Technology (CDTI). The success of HELPER project was founded on the stretch collaboration between Miguel Hernandez University(academy) and Hospital Clinica Benidorm (industry). The main project goal was to develop two prototype...
Conference Paper
Full-text available
A noninvasive blood glucose monitoring system is presented. A microwave microstrip patch resonator antenna is used to measure the displacements on its resonant frequency while being on the individual’s tongue. These changes are due to inversely proportional changes on the relative permittivity of the tongue, which are directly related with changes...
Conference Paper
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In this paper we study the effectiveness of different algorithms for texture classification based on the Local Binary Patterns method, in order to obtain in future a tracking system for surgical gauzes during a laparoscopic operation. Due to the mobility of the camera and the lack of a precise control over its position, the algorithms must work und...
Article
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This paper presents the application of an Adaptive Resonance Theory (ART) based on neural networks combined with Fuzzy Logic systems to classify physiological reactions of subjects performing robot-assisted rehabilitation therapies. First, the theoretical background of a neuro-fuzzy classifier called S-dFasArt is presented. Then, the methodology an...
Article
Full-text available
Visual Servoing is an important issue in robotic vision. Considering tracking as a particular case of visual servoing, motion estimation algorithms are used to predict the location of target and generate a feasible control input to keep the target in the center of the image. Several well known algorithms can be used for trajectory prediction such a...
Article
Full-text available
This paper presents an application formed by a classification method based on the architecture of ART neural network (Adaptive Resonance Theory) and the Fuzzy Set Theory to classify physiological reactions in order to automatically and dynamically adapt a robot-assisted rehabilitation therapy to the patient needs, using a three-dimensional task in...