Jinseok Lee, Bersaín A. Reyes, David D. McManus, Oscar Maitas, Ki H. Chon,
... cumbersome and/or expensive. We hypothesized that an iPhone 4S can be used to detect AF based on ... camera lens. To investigate the capability of the iPhone 4S for AF detection, we first used two databases, ... which is equivalent to the resolution from an iPhone 4S. We investigated three statistical methods consisting of the ... for RMSSD, ShE, and SampE, respectively. Using an iPhone 4S, we collected 2-min pulsatile time series from ... 100% for both the MIT-BIH AF and iPhone 4S databases.
Tópico(s): Heart Rate Variability and Autonomic Control
2012 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Biomedical Engineering
Eric Anderson, Bryan Smith, Moges Ido, Michael Frankel,
... demonstrates the efficacy of using the relatively inexpensive iPhone 4 in telestroke management. Twenty patients with stroke were assessed at the bedside using an iPhone 4, and each examination was directed remotely on another iPhone 4. Both the physician performing the bedside exam and ... coefficient, 0.98). Our findings indicate that the iPhone 4 is an economical mobile solution that can be ...
Tópico(s): Telemedicine and Telehealth Implementation
2011 - Elsevier BV | Journal of Stroke and Cerebrovascular Diseases
Alejandro Galán-Mercant, Francisco Javier Barón-López, María Teresa Labajos Manzanares, Antonio Cuesta‐Vargas,
... limited, expensive and highly specialized medical resources. An iPhone 4® mounted a three dimensional accelerometer subsystem with highly ... criterion-related validity of the accelerations with an iPhone 4® in an Extended Timed Get Up and Go ... retest reliability of the kinematic measurements of the iPhone 4® compared with a standard validated laboratory device. We ... Go test. The inertial sensor mounted in the iPhone 4® is sufficiently reliable and accurate to evaluate and ... kinematics data continue to be dauntingly complex, the iPhone 4® makes the task of acquiring the data relatively ...
Tópico(s): Effects of Vibration on Health
2014 - BioMed Central | BioMedical Engineering OnLine
Michael Waterson, Chris Doyle,
Abstract Abstract The iPhone 4 was introduced into the UK market on 24th June 2010 to significant consumer interest. Demand revealed itself exceeding supply ... We monitored all UK eBay transactions on the iPhone 4 for six weeks from introduction, with total transactions ... the hype, consider Apple's slogan for the iPhone 4 "This changes everything. Again." 4. This is not ... sellers, of whom 1,265 only sell one iPhone 4. However, sellers use aliases (and might have more ...
Tópico(s): Digital Platforms and Economics
2012 - Taylor & Francis | International Journal of the Economics of Business
David D. McManus, Jinseok Lee, Oscar Maitas, Nada Esa, Rahul Pidikiti, Alex Carlucci, Josephine Harrington, Eric Mick, Ki H. Chon,
... series recordings before and after cardioversion using an iPhone 4S camera. A novel smartphone application conducted real-time ... a novel algorithm analyzing signals recorded using an iPhone 4S accurately distinguished pulse recordings during AF from sinus ... series recordings before and after cardioversion using an iPhone 4S camera. A novel smartphone application conducted real-time ... a novel algorithm analyzing signals recorded using an iPhone 4S accurately distinguished pulse recordings during AF from sinus ...
Tópico(s): Cardiac Arrhythmias and Treatments
2012 - Elsevier BV | Heart Rhythm
Tae Seob Kim, David Dae Hwan Park, Young Bae Lee, Dong Gil Han, Jeong su Shim, Young Jig Lee, Peter Chan Woo Kim,
... ROM measurement using a universal goniometer and the iPhone 4 Gyroscope application. Participants did not have previous wrist ... pronation. The average measurement values obtained using the iPhone 4 Gyroscope application were 73.7 (5.5) degrees ... measuring the range of wrist motion using the iPhone 4 Gyroscope application that is simpler to use and ...
Tópico(s): Shoulder Injury and Treatment
2013 - Lippincott Williams & Wilkins | Annals of Plastic Surgery
Joseph T. Chao, Lois J. Loescher, H. Peter Soyer, Clara Curiel‐Lewandrowski,
... DLI; b) DLII models; c) DLIII.2.Sliding iPhone 4/4S case3.28-mm adaptor ring for DLI, ... PCPs in community practices with access to an iPhone 4/4S were oriented to MT and study procedures, ... NJ). In one clinic, 4 participants shared an iPhone 4 and DermScope. None of the participants had previous ...
Tópico(s): Digital Imaging in Medicine
2013 - Elsevier BV | Journal of the American Academy of Dermatology
Rudy J. Rahme, Andrew J. Fishman, H. Hunt Batjer, Bernard R. Bendok,
... telemedicine devices, Anderson et al9 hypothesized that the iPhone 4 (Apple Inc., Cupertino, CA) through its FaceTime technology ... cost, with widely available and basic requirements—an iPhone 4 and Wi-Fi connectivity. Beyond merely proving the validity of the iPhone 4 as a telemedicine device, this study, through the ...
Tópico(s): Cerebrovascular and Carotid Artery Diseases
2012 - Lippincott Williams & Wilkins | Neurosurgery
Yuanyuan Wu, Anukul Boonloed, Neal Sleszynski, Myra T. Koesdjojo, Chadd Armstrong, Shay Bracha, Vincent T. Remcho,
... rapid and inexpensive clinical diagnostic testing. An Apple iPhone 4 camera phone equipped with a color analysis application ( ... of glucose or urea were collected with the iPhone 4 and quantitated in three different spectral ranges (red/ ... 9996, respectively [n = 5]). Data collected using the iPhone 4 and canine serum samples were in agreement with ...
Tópico(s): Advanced biosensing and bioanalysis techniques
2015 - Elsevier BV | Clinica Chimica Acta
Alejandro Galán-Mercant, Antonio Cuesta‐Vargas,
... physically active elderly persons, through instrumentation with the iPhone 4 smartphone. Secondly, we want to analyze the differences ... was measured along three orthogonal axes using the iPhone 4 accelerometer. Each subject performed up to three successive ... both transitions.The inertial sensor fitted in the iPhone 4 is able to study and analyze the kinematics ...
Tópico(s): Stroke Rehabilitation and Recovery
2013 - JMIR Publications | JMIR mhealth and uhealth
Dolores de Fez Sáiz, María José Luque Cobija, Mari Carmen García-Domene, Vicente J. Camps, David Piñero,
... four mobile devices, two smartphones (Samsung Galaxy S4, iPhone 4s) and two tablets (Samsung Galaxy Tab 3, iPad ... errors and dispersions for the Tab 3 and iPhone 4 devices, but for the iPad 4 and S4, ... average, the best color reproduction performance, particularly the iPhone 4, and therefore, they are more adequate for applications ...
Tópico(s): Tea Polyphenols and Effects
2015 - Lippincott Williams & Wilkins | Optometry and Vision Science
Bersaín A. Reyes, Nataša Reljin, Ki H. Chon,
... smartphone. We employed the Samsung Galaxy S4 and iPhone 4s smartphones to acquire tracheal sounds from N = 9 ... for Galaxy S4, and 51 ± 48 ms for iPhone 4s, when compared to those detected from the reference ... 097 (–1.38 to 1.57) bpm for iPhone 4s, when compared to RR estimated from spirometry. Both ...
Tópico(s): Infant Health and Development
2014 - Multidisciplinary Digital Publishing Institute | Sensors
Maaz Jalil, S Ferenczy, Carol L. Shields,
... imaging equipment for documentation purposes.A comparison of iPhone 4s and 5s images was made with external facial ... but the quality was nearly similar to RetCam.iPhone versions 4s and 5s can provide excellent ophthalmic macrophotography and microphotography and adequate fundus photography. We believe that iPhone imaging could be most useful in settings where ...
Tópico(s): Glaucoma and retinal disorders
2016 - | Ocular Oncology and Pathology
Olivier Debauche, Saïd Mahmoudi, Andriamasinoro Andriamandroso, Pierre Manneback, Jérôme Bindelle, Frédéric Lebeau,
... on the data recorded with the IMU of iPhone 4s is exemplified. Performances comparison between iPhone 4s and iPhone 5s is also achieved. The package comes also ...
Tópico(s): Data Stream Mining Techniques
2018 - Springer Science+Business Media | Journal of Ambient Intelligence and Humanized Computing
Emílio José Montero Arruda Filho, Mark M. Lennon,
... the release of Apple's latest model the iPhone 4. The day the iPhone v1 was released was ... aficionados, and the anticipated release date of the iPhone 4 iDay2. While the original iPhone v1 was seen as very cutting edge, successive ...
Tópico(s): Technology Adoption and User Behaviour
2011 - Elsevier BV | International Journal of Information Management
Álvaro Mateos-Angulo, Alejandro Galán-Mercant, Antonio Cuesta-Vargas,
... characteristics using the inertial sensor incorporated in the iPhone 4S, the lower limbs strength through a manual dynamometer, ... acceleration through the inertial sensor of a smartphone iPhone 4S, dynamometry of lower limbs with a handheld dynamometer, ... were obtained with the smartphone.The built-in iPhone 4S inertial sensor is able to measure acceleration variables ...
Tópico(s): Sports Dynamics and Biomechanics
2015 - JMIR Publications | JMIR Rehabilitation and Assistive Technologies
Radu Dudas, Christopher J. VandenBussche, Alex S. Baras, Syed Z. Ali, Matthew T. Olson,
... systems: a Raspberry Pi with a webcam, an iPhone 4S with FaceTime, and an iPhone 4S with a live streaming app. Costs, resolution capacities, ...
Tópico(s): Radiomics and Machine Learning in Medical Imaging
2013 - Elsevier BV | Journal of the American Society of Cytopathology
Anastasia Kastania, Anastasius Moumtzoglou,
... The Gyromaniac application (Subversus Interactive, 2011) uses the iPhone 4 new gyroscope feature to help physicians practice spatial orientation. Moreover, physicians can use iPhone 4's FaceTime (Apple Inc, 2011) video conferencing feature ...
Tópico(s): Augmented Reality Applications
2012 - IGI Global | International Journal of Reliable and Quality E-Healthcare
Stephen J. Dain, Benjamin Kwan, Leslie Wong,
... of each of four models of smart phone (iPhone 4s, iPhone5, Samsung Galaxy S3, and Samsung Galaxy S4) ... the v′ coordinate were ±0.008 for the iPhone 4 and ±0.004 for the other three models. ...
Tópico(s): Image Enhancement Techniques
2016 - Optica Publishing Group | Journal of the Optical Society of America A
Muhammet Bilgi, Tansel Erol, Hakan Güllü, Alpay Turan Sezgin, Saif Hamad, Ziya Gökalp Bilgel, Haldun Müderrisoğlu,
... and accuracy of teleconsultation of coronary angiograms using iPhone 4 and FaceTime. Methods:The study was conducted in ... evaluated by a consultant cardiologist on both an iPhone 4 screen via the FaceTime application and on the ...
Tópico(s): COVID-19 and healthcare impacts
2013 - IOS Press | Technology and Health Care
Ann-Marie Pendrill, J. Rohlén,
... three axes, as provided, for example, by the iPhone 4. Here we present and interpret accelerometer and gyroscope ...
Tópico(s): Science Education and Pedagogy
2011 - IOP Publishing | Physics Education
Innes Crawford, Corina Tiruta, Andrew W. Kirkpatrick, Mark Mitchelson, James Ferguson,
... be radically simplified and conducted over a Smartphone (Iphone-4; Apple, Cupertino, CA). Two experienced clinical sonographers in ... be radically simplified and conducted over a Smartphone (Iphone-4; Apple, Cupertino, CA). Two experienced clinical sonographers in ...
Tópico(s): Trauma Management and Diagnosis
2011 - Elsevier BV | Annals of Emergency Medicine
Alejandro Galán-Mercant, Antonio Cuesta‐Vargas,
... non-frail elderly people through instrumentation with the iPhone 4®, (II) to analyse the performances and differences between ... p < 0.01).The accelerometer fitted in the iPhone 4® is able to study and analyse the kinematics ...
Tópico(s): Nutrition and Health in Aging
2014 - BioMed Central | BMC Research Notes
... French and Italian 2011 data, in which the iPhone 4S Cloud service is used as the representation for ...
Tópico(s): Technology Adoption and User Behaviour
2015 - IGI Global | Advances in systems analysis, software engineering, and high performance computing book series
Jesús Lázaro, Yunyoung Nam, Eduardo Gil, Pablo Laguna, Ki H. Chon,
... of 0.1 Hz, using three different devices: iPhone 4S, iPod 5, and HTC One M8. Results suggest ... 0.5-0.6 Hz) when using the iPhone 4S or iPod 5 devices.
Tópico(s): Hemodynamic Monitoring and Therapy
2015 - IOP Publishing | Physiological Measurement
Alejandro Galán-Mercant, Antonio Cuesta‐Vargas,
... ETUG) test using inertial sensors embedded in the iPhone 4(®). A cross-sectional study was conducted to identify ... obtained from the internal inertial sensors in the iPhone 4(®) are promising additions to the ETUG analysis. There ...
Tópico(s): Balance, Gait, and Falls Prevention
2015 - IOP Publishing | Physiological Measurement
... sets of experiments were conducted using an Apple iPhone 4 smartphone. For one experiment, the smartphone was used ... the iPhone as an exposure meter. Using the iPhone 4, it was found that when videos were taken ... was observed that, as an exposure meter, the iPhone 4 was ±20% accurate compared to a standard detector ... suggest that it is feasible to use an iPhone 4 to measure radiation exposures.Les rayonnements ionisants comme ...
Tópico(s): Radiation Detection and Scintillator Technologies
2015 - NRC Research Press | Journal of Student Science and Technology
... sourced from firms like Texas Instruments, absent from iPhone 4. This suggests a modularization model favouring Western innovation ... clean Apple components including iPhone touchscreens. For example, iPhones 3 and 4 had no Singapore suppliers. However iPhone 5 has three, each of which is FDI ...
Tópico(s): Business Strategy and Innovation
2013 - Taylor & Francis | European Planning Studies
... learning Dijkstra’s shortest path algorithm on Apple iPhone 4 operated on iPhone operating system (iOS), and Acer ... Tab gained higher scores as compared to Apple iPhone 4.
Tópico(s): Education and Technology Integration
2014 - kassel university press | International Journal of Interactive Mobile Technologies (iJIM)
Andrew Bastawrous, Robert Cheeseman, Arun Kumar,
... previously,5 with recently developed adaptors (Keeler Apple iPhone 4 PSL-imaging adapter, London, UK) now on the market. Imaging the fundus using an iPhone, indirect lens and ophthalmoscope6 and an alternative technique ...
Tópico(s): Ophthalmology and Visual Health Research
2012 - Springer Nature | Eye