Evaluation of the safety of users of active implantable medical devices (AIMD) in the working environment in terms of exposure to electromagnetic fields - Practical approach to the requirements of European Directive 2013/35/EU.
Research
RF Safe Research Library
Jan 1, 2018
This study assessed electromagnetic field exposure near common strong EMF sources in medical and industrial workplaces to estimate standard safety distances (SSD) for workers using active implantable medical devices (AIMD). Using measurements near 127 devices, the longest SSDs were reported near dielectric sealers…
Evaluation of MRI RF electromagnetic field induced heating near leads of cochlear implants.
Research
RF Safe Research Library
Jan 1, 2018
This simulation study evaluated RF-induced heating near cochlear implant leads during 1.5 T MRI using a transfer function method. Across studied configurations, the average temperature rise was 0.79 °C and the maximum was 2.80 °C at a whole-body average SAR of 2 W/kg. The authors report that lead trajectory and MRI…
Does precautionary information about electromagnetic fields trigger nocebo responses? An experimental risk communication study.
Research
RF Safe Research Library
Jan 1, 2018
This experimental study tested whether providing precautionary information about EMF from WLAN devices increases symptom reporting during an alleged exposure situation. In a sham-exposure design (N=137), participants received either basic information about current WLAN exposure limits or additional precautionary…
Comparison of radiofrequency electromagnetic field exposure levels in different everyday microenvironments in an international context.
Research
RF Safe Research Library
Jan 1, 2018
This exposure assessment quantified RF-EMF levels using portable, high-sampling-rate devices across 94 outdoor microenvironments and 18 public transport vehicles in six countries. Mean outdoor exposure ranged from 0.23 to 1.85 V/m, and public transport exposure ranged from 0.32 to 0.86 V/m. Exposure varied…
Influence of Radiofrequency Electromagnetic Fields on the Fertility System: Protocol for a Systematic Review and Meta-Analysis.
Research
RF Safe Research Library
Jan 1, 2018
This article presents a protocol for a systematic review and meta-analysis on radiofrequency electromagnetic field exposure from electronic devices and effects on the fertility system. The authors cite growing public concern and conflicting findings in prior studies as motivation. The protocol plans broad database…
Extremely low-frequency electromagnetic field (EMF) generates alterations in the synthesis and secretion of oestradiol-17β (E) in uterine tissues: An in vitro study.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study exposed porcine endometrial and myometrial slices to extremely low-frequency EMF (50 or 120 Hz, 8 mT) for 2 or 4 hours, with or without progesterone. The authors report frequency- and time-dependent changes in oestradiol-17β secretion and CYP19A3 mRNA expression, with fewer changes when…
Miniaturized Battery-Free Wireless Systems for Wearable Pulse Oximetry.
Research
RF Safe Research Library
Jan 1, 2017
This engineering study describes miniaturized, flexible, battery-free wearable pulse oximetry systems that use near-field communication (NFC) for wireless operation. The devices capture and transmit photoplethysmograms to derive blood oxygenation, heart rate, and heart rate variability. The abstract reports…
Quality stability and sensory attributes of apple juice processed by thermosonication, pulsed electric field and thermal processing.
Research
RF Safe Research Library
Jan 1, 2017
This study compared thermosonication, pulsed electric field, and thermal processing for preserving Royal Gala apple juice and evaluated sensory attributes and quality stability during 30 days of storage at 3°C and 20°C. Thermosonication and pulsed electric field produced juices with different taste compared with…
Gerontechnologies for Older Patients with Heart Failure: What is the Role of Smartphones, Tablets, and Remote Monitoring Devices in Improving Symptom Monitoring and Self-Care Management?
Research
RF Safe Research Library
Jan 1, 2016
This review-style article discusses gerontechnologies—mobile applications on smartphones/tablets and remote monitoring systems—for outpatient symptom monitoring and self-care management in older adults with heart failure. It frames these tools as potentially cost-effective and accessible when designed for older…
Improving resolution of robotic capsule locomotion using dynamic electromagnetic field.
Research
RF Safe Research Library
Jan 1, 2016
This engineering conference paper describes a method for controlling the locomotion of swallowable wireless capsule endoscopy devices using a dynamic magnetic field generated by external coils. A permanent magnet embedded in the capsule is manipulated by adjusting external field strengths to maintain equilibrium for…
The Effects of Exposure to Low Frequency Electromagnetic Fields in the Treatment of Migraine Headache: A Cohort Study.
Research
RF Safe Research Library
Jan 1, 2016
This cohort study followed 114 migraine patients and assessed self-reported use of mobile phones, Wi-Fi devices, and fixed-line telephones as RF-EMF sources. Over a 3-month period, migraine frequency and severity were reported as significantly correlated with higher mobile phone and Wi-Fi use, while fixed-line…
Occupational exposure to extremely low-frequency magnetic fields and electrical shocks and acute myeloid leukemia in four Nordic countries
Research
RF Safe Research Library
Jan 1, 2015
This Nordic case-control study evaluated whether occupational exposure to extremely low-frequency magnetic fields (ELF-MF) or risk of electrical shocks is associated with acute myeloid leukemia (AML). It included 5,409 AML cases and 27,045 matched controls across four countries, with exposures assigned using…
The effect of mobile phone short messaging system on healthy food choices among Iranian postmenopausal women.
Research
RF Safe Research Library
Jan 1, 2015
This randomized controlled trial evaluated whether mobile phone SMS messages could improve healthy food choices among Iranian postmenopausal women. Over 4 months, the intervention group received 16 messages about healthy food selection. The study reports increased consumption of Vitamin A rich fruits and vegetables…
Using ultrasound radio frequency technology to assess regression of the structure and function of the carotid artery by radioiodine therapy in hyperthyroidism patients.
Research
RF Safe Research Library
Jan 1, 2015
This study enrolled 70 patients with primary hyperthyroidism and 74 healthy volunteers and assessed carotid artery structure and function using ultrasound RF data parameters before and after 131I therapy. Hyperthyroid patients showed worse carotid IMT and stiffness-related measures than controls at baseline. After…
Wireless Communication of Intraoral Devices and Its Optimal Frequency Selection.
Research
RF Safe Research Library
Jan 1, 2014
This engineering study assesses optimal RF frequencies for wireless communication with intraoral electronic devices using an intraoral tongue drive system as an example. It compares 27 MHz, 433.9 MHz, and 2.48 GHz based on path loss, radiation patterns, and bit error rate tests, with adaptive impedance matching…
Electric field enhancement and far-field radiation pattern of the nanoantenna with concentric rings.
Research
RF Safe Research Library
Jan 1, 2014
This engineering study evaluates a nanoantenna design that combines concentric gold rings with a directivity-enhanced Raman scattering structure. Using finite-difference time-domain simulations and SERS measurements on fabricated devices with thiophenol, the authors report stronger electric field enhancement,…
Interference between active implanted medical devices and electromagnetic field emitting devices is rare but real: results of an incidence study in a population of physicians in France.
Research
RF Safe Research Library
Jan 1, 2014
This cross-sectional incidence survey used a postal questionnaire to assess physician-observed interference incidents between EMF-emitting devices and active implanted medical devices (AIMDs) in France. Among 1,188 participating physicians, 16% reported AIMD failures, typically of moderate severity but sometimes…
[Measurement and assessment of electromagnetic fields near radiophones in line with provisions of European Directive 2013/35/EU and Polish labour law].
Research
RF Safe Research Library
Jan 1, 2013
This exposure assessment measured unperturbed electric fields near antennas of 50 portable radiophones used by rescue and uniformed services. Occupational exposure-level field strengths (per Polish OSH safety-zone criteria) occurred tens of centimeters from antennas, and Directive 2013/35/EU action levels were…
Effect of 60 minutes exposure to electromagnetic field on fecundity, learning and memory, speed of movement and whole body protein of the fruit fly Drosophila melanogaster.
Research
RF Safe Research Library
Jan 1, 2012
This animal study exposed Drosophila melanogaster to EMF from four electrical devices for 60 minutes and assessed fecundity, larval behavior, and protein patterns. The authors report no significant effect on adult fecundity, but report changes in larval learning/memory and movement speed, with the largest effects in…
Model for magnetic flux patterns induced by the influence of in-plane magnetic fields on spatially inhomogeneous superconducting interfaces of LaAlO3-SrTiO3 bilayers.
Research
RF Safe Research Library
Jan 1, 2012
This study examines how spatial inhomogeneity affects a two-dimensional noncentrosymmetric superconductor in an in-plane magnetic field, motivated by LaAlO3-SrTiO3 interfaces. The authors report that spatial variation of Rashba spin-orbit coupling can generate local magnetic flux patterns through a field-induced…
Evaluation of magnetic resonance safety of veterinary radiofrequency identification devices at 1 T.
Research
RF Safe Research Library
Jan 1, 2011
This study evaluated MRI safety parameters for three commercial veterinary RFID microchips at 1 T, assessing movement forces, heating, artifacts, and device function. Translation and torque were reported to be larger than expected from normal activity, but no significant heating was observed and microchip function…
Scientific Committee on Emerging and Newly Identified Health Risks
Research
RF Safe Research Library
Jan 1, 2009
This SCENIHR Opinion updates earlier 2009 SCENIHR documents on EMF health effects and research needs, focusing on new information and remaining knowledge gaps. The abstract primarily characterizes sources and patterns of exposure across static, ELF, IF, and RF fields in both public and occupational settings. It notes…
Localizing Broca's area for transcranial magnetic stimulation: Comparison of surface distance measurements and stereotaxic positioning.
Research
RF Safe Research Library
Jan 1, 2009
This methods study evaluated an MRI-based surface distance measurements (SDM) approach for localizing Broca's area for TMS coil placement without external tracking devices. Coil positioning using SDM was compared with an advanced frameless stereotaxic navigation system. The reported mean difference between methods…
Magnetic field delocalization and flux inversion in fractional vortices in two-component superconductors.
Research
RF Safe Research Library
Jan 1, 2009
This theoretical paper analyzes vortex solutions in two-component superconductors within a U(1) x U(1) Ginzburg-Landau framework. It reports that exponentially screened magnetic fields are only found in special cases, while most parameter choices yield delocalized magnetic fields with slowly decaying tails. It also…
Cutaneous remodeling and photorejuvenation using radiofrequency devices.
Research
RF Safe Research Library
Jan 1, 2009
This concise review discusses radiofrequency (RF) dermatologic devices used for nonablative skin rejuvenation and related indications. It characterizes RF effects on tissue as primarily thermal, aiming to heat targeted skin layers to trigger collagen changes and subsequent remodeling. The abstract cites preliminary…