Browsing by Author "Arredondo, M T"
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- ItemAn assistive home care environment for people with special needs.(2002-09-09) Rodriguez-Ascaso, A; Villalar, J L; Arredondo, M T; Valles, M; Cabrera, M FWe have developed a system for supporting people with special needs It allows remote monitoring of electrocardiographic and other signals together with multimode environmental control The multimodal approach allows users with disabilities to interact more with the home environment Telemedicine devices were integrated into the system to provide a link to health services The system provided support for the independent living of people with special needs The pilot site was a rehabilitation service attached to the National Paraplegic Hospital of Toledo Spain During the six week trial period the system did not fail nor was any unauthorized access reported Twelve people with special needs and three staff evaluated aspects of the system on a scale from 0 to 9 on which higher scores indicated a positive assessment The mean score for efficiency was 7 8 for satisfaction 8 for helpfulness 7 4 for controllability 7 2 and for learnability 8
- ItemImpact of a broadband interactive televisit/teleconsultation service for residential and working environments.(2002-02-04) Valero, M A; Arredondo, M T; Guillen, S; Traver, V; Fernández, C; Basagoiti, I; del Nogal, F; Gallar, P; Insausti, JThe availability of health care attention at the point of need is one of the key benefits of telemedicine Home environment and working place are the two scenarios selected in this article to evaluate the impact of a televisit and teleconsultation service 31 users from four different medical and patient groups participated in this study supported by European Commission ATTRACT project The experiences carried out in Madrid and Valencia Spanish sites benefited from interactive broadband access networks to provide cost effective telecare services Key areas analyzed encompass systems usability clinical outcomes patients quality of care and infoethic issues Services advantages were verified and compared both from patients and medical staff points of view Main benefits pointed out refer to displacement reduction better communication doctor patient provision of comfort or friendliness more precise therapy follow up and increases in patients sense of well being
- ItemIntegration of telemedicine into emergency medical services.(2002-09-09) Cabrera, M F; Arredondo, M T; Quiroga, JWe developed an integrated model of telemedicine services in emergency medical care The architecture was designed to support pre hospital management The experimental work was carried out with the collaboration of the emergency medical services EMS in Madrid Two different study populations were defined a control population using conventional EMS protocols and a population using the telemedicine system The telemedicine system was based on a telepresence service electrocardiograms and images were transmitted from the ambulance to the health emergency coordination centre The cost of dealing with 100 patients using telemedicine was C6030 less than the cost of conventional care The response times using telemedicine were significantly lower
- ItemA mobile feedback system for integrated E-health platforms to improve self-care and compliance of diabetes mellitus patients.(2012-01-18) Fioravanti, A; Fico, G; Arredondo, M T; Leuteritz, J-PExploiting the full potential of telemedical systems means using platform based solutions data are recovered from biomedical sensors hospital information systems care givers as well as patients themselves and are processed and redistributed in an either centralized or more probably decentralized way The integration of all these different devices and interfaces as well as the automated analysis and representation of all the pieces of information are current key challenges in telemedicine Mobile phone technology has just begun to offer great opportunities of using this diverse information for guiding warning and educating patients thus increasing their autonomy and adherence to their prescriptions However most of these existing mobile solutions are not based on platform systems and therefore represent limited isolated applications This article depicts how telemedical systems based on integrated health data platforms can maximize prescription adherence in chronic patients through mobile feedback The application described here has been developed in an EU funded RAndD project called METABO dedicated to patients with type 1 or type 2 Diabetes Mellitus
- ItemMobile technologies in the management of disasters: the results of a telemedicine solution.(2002-02-04) Cabrera, M F; Arredondo, M T; Rodriguez, A; Quiroga, JNowadays a great number of applications are used to compile and transmit casualties and disasters information but there are many troubles associated with the technology as can be the communications reliability and the size and weight of the devices medical staff has to carry with Telecommunication infrastructures support information movement among geographically dispersed locations Recently a large family of little devices has appeared in the buyer s market They are called Personal Digital Assistants and because of their physic and technical features they are very useful in the emergency field As for the communications reliability many technologies have been developed in the last years but it is necessary to find a solution that can be used in whatever situation independently of the emergency circumstances Facing this reality the Spanish government funded REMAF an ATYCA Initiative of Support for the Technology Security and Quality in the Industry project REMAF joined research groups UPM phone operators Fundaci n Airtel M vil and end users SAMUR to build a disaster data management system conceived to use modern telemedicine systems to optimize the management in these situations taking the advantage of the above mentioned mobile communication tools and networks
- ItemModelling home televisiting services using systems dynamic theory.(2001-09-28) Valero, M A; Arredondo, M T; del Nogal, F; Gallar, P; Insausti, J; Del Pozo, FA quantitative model was developed to study the provision of a home televisiting service Systems dynamic theory was used to describe the relationships between quality of care accessibility and cost effectiveness Input information was gathered from the telemedicine literature as well as from over 75 sessions of a televisiting service provided by the Severo Ochoa Hospital to 18 housebound patients from three different medical specialties The model allowed the Severo Ochoa Hospital to estimate the equipment needed to support increased medical contacts for intensive cardiac and other patients
- ItemMultimedia telehomecare system using standard TV set.(2003-01-24) Guillen, S; Arredondo, M T; Traver, V; García, J M; Fernández, CNowadays there are a very large number of patients that need specific health support at home The deployment of broadband communication networks is making feasible the provision of home care services with a proper quality of service This paper presents a telehomecare multimedia platform that runs over integrated services digital network and internet protocol using videoconferencing standards H 320 and H 323 and standard TV set for patient interaction This platform allows online remote monitoring ECG heart sound blood pressure Usability affordability and interoperability were considered for the design and development of its hardware and software components A first evaluation of technical and usability aspects were carried forward with 52 patients of a private clinic and 10 students in the University Results show a high rate mean 4 33 standard deviation SD 1 63 in a five points Likert scale in the global perception of users on the quality of images voice and feeling of virtual presence
- ItemPatient satisfaction with a home televisiting service based on interactive television over a cable network.(2000-05-25) Valero, M A; Arredondo, M T; del Nogal, F; Rodríguez, J M; Frías, EExperience shows that high quality audiovisual contact between remote health carers and patients facilitates a telemedicine service However the lack of broadband communication to the home usually prevents domestic televisiting Deployment of cable networks in Spain has allowed the implementation of a home televisiting service designed for patients with chronic diseases In a trial 15 patients received televisits by three specialists and three nurses from the Severo Ochoa Hospital in Madrid Five patients suffered from chronic pain five were from the nephrology unit and five had been treated at the intensive care unit after acute myocardial infarction Each patient participated in three televisiting sessions two provided by a specialist and the other by a nurse The average length of a televisit was 12 min range 5 21 min The patients expressed their satisfaction with the service
- ItemA telemedicine model for integrating point-of-care testing into a distributed health-care environment.(2002-09-09) Villalar, J L; Arredondo, M T; Meneu, T; Traver, V; Cabrera, M F; Guillen, S; Del Pozo, FCentralized testing demands costly laboratories which are inefficient and may provide poor services Recent advances make it feasible to move clinical testing nearer to patients and the requesting physicians thus reducing the time to treatment Internet technologies can be used to create a virtual laboratory information system in a distributed health care environment This allows clinical testing to be transferred to a cooperative scheme of several point of care testing POCT nodes Two pilot virtual laboratories were established one in Italy AUSL Modena and one in Greece Athens Medical Centre They were constructed on a three layer model to allow both technical and clinical verification Different POCT devices were connected The pilot sites produced good preliminary results in relation to user acceptance efficiency convenience and costs Decentralized laboratories can be expected to become cost effective
- ItemTheoretical efficiency of a televisiting service for home care support.(2002-09-09) Valero, M A; Gil, G; Gutiérrez, C; Fernandez, J; Martinez, Y; Núñez, B; Arredondo, M TWe have made a theoretical study of the potential for televisiting All journeys made by the home care support team in an area of Madrid were reviewed to study the possibility of using televisiting During the year 2000 the team provided an average of seven home visits a day The home visits took 30 min on average and the journey time was 30 min for urban areas and 45 min in the suburbs We estimated that two of each day s visits could be carried out by telemedicine with a mean duration of 15 min each A model was used to calculate the resource demands and the potential cost savings of televisiting compared with traditional home care Using televisiting 62 more suburban oncology patients could be managed and a cost reduction of euro 6 per visit could be achieved after 10 weeks
- ItemTransmission trials with a support system for the treatment of cardiac arrest outside hospital.(2001-09-28) Rodriguez, A; Villalar, J L; Arredondo, M T; Cabrera, M F; Del Pozo, FA mobile electrocardiogram ECG transmission system was developed which could transmit single lead ECG data via GSM mobile telephony Ambulance transmission trials comprised a total of 72 communications of which 94 were successful The system was able to redial up to a predetermined number of times until the GSM call was re established during the trials this value was set to five The average number of GSM call tries was 1 3 per connection The mean time required to establish a connection was 45 s the minimum was 34 s when only one attempt was needed to establish a GSM call The average duration of ECG transmission between communication breakdowns was 5 min 12 s When a link breakdown occurred the user had to wait for an average of only 42 s to continue monitoring the signal
- ItemUser interaction design and development of a heart failure management system based on wearable and information technologies.(2007-10-23) Villalba, E; Arredondo, M T; Moreno, A; Salvi, D; Guillen, SIn the Western World cardiovascular diseases CVD are the leading source of death Only in Europe they cause 45 of all deaths Besides heart failure the paradigm of CVD affects mainly people older than 65 Facing this reality the European Union has funded MyHeart Project whose mission is empowering citizens to fight CVD by means of a preventive lifestyle and an early diagnosis This paper presents the design and development of the user interaction for a heart failure management system This system consists on wearable and mobile technologies which monitors the vital body signals in a daily basis providing a continuous assessment of this chronic disease
- ItemUser satisfaction with home telecare based on broadband communication.(2002-04-25) Guillen, S; Arredondo, M T; Traver, V; Valero, M A; Martin, S; Traganitis, A; Mantzourani, E; Totter, A; Karefilaki, K; Paramythis, A; Stephanidis, C; Robinson, SHome telecare services based on broadband communication were established in five locations in Europe Two different types of telecare unit were developed one based on a PC or set top box containing a videoconferencing codec and another on off the shelf videoconferencing units The participants in the project were 13 medical staff 135 patients and 88 people informally caring for the patients Questionnaires were used to evaluate user satisfaction with eight telecare services Almost all participants rated the usability of the system as good or excellent A total of 105 telecare sessions were scored by the medical staff Overall the quality of audio and video communication was judged satisfactory For the patients and carers the perceived quality of communication was also satisfactory and did not vary significantly between sites The medical staff were reasonably satisfied with how the service supported them in their work Except for the item about being able to support patients in a critical situation medical staff agreed that an improved quality of health services was offered through telecare All participants agreed that personal information was treated confidentially and that there was little risk in using the telecare services The medical staff trusted the assessments they could make remotely while using the telecare system Although the findings cannot be generalized due to the small number of telecare sessions and the relatively short duration of the experiment the results encourage further research