Is there a stable vertebral height restoration with the new radiofrequency kyphoplasty? A clinical and radiological study.
Research
RF Safe Research Library
Jan 1, 2013
This prospective clinical and radiological study evaluated radiofrequency kyphoplasty in 25 patients with 30 fresh osteoporotic vertebral fractures. Pain scores decreased significantly postoperatively and at 3 months, and vertebral height/kyphosis measures improved and remained stable at follow-up. The authors report…
Development of a prototype of the tele-localisation system in radiotherapy using personal digital assistant via wireless communication.
Research
RF Safe Research Library
Jan 1, 2013
This paper describes development and testing of a Wi-Fi–enabled tele-localisation prototype for radiotherapy field localisation using a personal digital assistant (PDA). Trial tests on 30 subjects across multiple treatment regions reported localisation times under 1.5 minutes and similar transmission speeds across…
Long-term efficacy of radiofrequency treatment of turbinate hypertrophy: a patient based point of view.
Research
RF Safe Research Library
Jan 1, 2013
This observational study followed 36 patients for 2 years after temperature-controlled radiofrequency tissue volume reduction for turbinate hypertrophy. Patients reported significantly lower VAS symptom scores (nasal obstruction, headache, rhinorrhoea, anosmia) after treatment compared with baseline. Urban residence…
Radiofrequency upper thoracic sympathectomy in the treatment of critical upper limb ischemia--a case series.
Research
RF Safe Research Library
Jan 1, 2013
This paper reports three cases of upper limb critical ischemia with chronic hand/finger defects treated using radiofrequency upper thoracic sympathectomy (thermolysis). The authors state that standard conservative treatments had failed and surgery was initially not indicated. They report the intervention was…
Pulsed radiofrequency in peripheral posttraumatic neuropathic pain: A double blind sham controlled randomized clinical trial.
Research
RF Safe Research Library
Jan 1, 2012
This double-blind, randomized, sham-controlled trial evaluated pulsed radiofrequency applied to injured peripheral nerves for peripheral posttraumatic neuropathic pain. Among 43 analyzed participants, PRF did not show statistically significant benefit over sham for pain reduction at 3 months, nor for neuropathic pain…
Induction of thrombosis of the abdominal aneurysm sac through the application of radiofrequency. An experimental study.
Research
RF Safe Research Library
Jan 1, 2012
This experimental animal study evaluated whether a radiofrequency method could induce thrombosis within an abdominal aortic aneurysm sac to potentially prevent endoleaks after endovascular repair. Six dogs received radiofrequency blood clotting of the sac and then stent-grafting, compared with a historical group of…
Citrate-capped gold nanoparticle electrophoretic heat production in response to a time-varying radiofrequency electric-field.
Research
RF Safe Research Library
Jan 1, 2012
This in vitro study examines RF-induced heat production in citrate-capped gold nanoparticle suspensions while minimizing confounding Joule heating from ionic buffers. It reports size-dependent heating detectable only for ≤10 nm particles, with heating scaling with concentration and surface area and being attenuated…
Use of a hip arthroscopy flexible radiofrequency device for capsular release in frozen shoulder.
Research
RF Safe Research Library
Jan 1, 2012
This article describes a surgical technique for arthroscopic capsular release in adhesive capsulitis using a flexible hip arthroscopy radiofrequency ablator. The authors present it as a creative approach intended to improve safety and precision in a procedure that can be technically challenging. The abstract does not…
Effects of radiofrequency radiation on human ferritin: an in vitro enzymun assay.
Research
RF Safe Research Library
Jan 1, 2012
This in vitro study tested whether 900 MHz GSM mobile phone radiation affects ferritin measurements in human serum wells. Exposed wells (30 minutes, speech-mode phone) showed a statistically significant decrease in ferritin compared with unexposed controls. The authors propose RF exposure may influence…
[Recanalization of nasolacrimal duct with radio frequency: preliminary study].
Research
RF Safe Research Library
Jan 1, 2012
This preliminary clinical series evaluated radiofrequency-assisted recanalization of the nasolacrimal duct in adults with confirmed lower lacrimal system obstruction. The procedure used a monopolar high-frequency device at 450 kHz and 150 W under local anesthesia with sedation. At 90 days postoperatively, 81.25% of…
Electromagnetic energy radiated from mobile phone alters electrocardiographic records of patients with ischemic heart disease.
Research
RF Safe Research Library
Jan 1, 2012
This study assessed whether mobile phone radiofrequency exposure during a 40-second ringing period alters ECG parameters in 356 participants across cardiac disease groups, with gender stratification. The authors report QTc prolongation in males across groups, including males with ischemic heart disease, and…
Effects of radiofrequency radiation exposure on blood-brain barrier permeability in male and female rats
Research
RF Safe Research Library
Jan 1, 2011
This rat study tested whether acute exposure to 0.9 and 1.8 GHz continuous-wave radiofrequency radiation alters blood-brain barrier permeability. Using Evans-blue/albumin as a tracer, the authors report no BBB leakage in exposed female rats but a significant increase in albumin in exposed male rat brains versus sham.…
Radiofrequency waves with filling and peeling substances: An innovative minimally invasive technique for facial rejuvenation.
Research
RF Safe Research Library
Jan 1, 2011
This pivotal clinical trial describes a minimally invasive facial rejuvenation procedure combining fillers, biorevitalization, peeling, and intradermal radiofrequency delivered by the Spherofill Medical Plus device. In 112 patients divided into five groups, GAIS scores showed statistically significant improvement…
Comparison between different thickness umbrella-shaped expandable radiofrequency electrodes (SuperSlim and CoAccess): Experimental and clinical study.
Research
RF Safe Research Library
Jan 1, 2011
This experimental and clinical study compared two umbrella-shaped expandable radiofrequency ablation electrodes (SuperSlim vs CoAccess) across different ablation algorithms. In ex vivo bovine liver, CoAccess generally produced larger ablation areas and required longer ablation times than SuperSlim, with no…
Short-term effects of pulsed radiofrequency on chronic refractory cervical radicular pain.
Research
RF Safe Research Library
Jan 1, 2011
This small clinical study evaluated pulsed radiofrequency applied to the cervical dorsal root ganglion in patients with chronic refractory cervical radicular pain. Pain (VAS) and disability (NDI) improved over 3 months, with most patients reporting ≥50% pain relief and satisfaction at follow-up. No adverse effects…
Experimental study of relationship between biological hazards of low-dose radiofrequency exposure and energy flow density in Spirostomum ambiguum infusoria exposed at a mobile connection frequency (1 GHz).
Research
RF Safe Research Library
Jan 1, 2011
This experimental study exposed Spirostomum ambiguum infusoria to 1 GHz radiofrequency fields at 5 and 50 μW/cm² and reports reduced motor activity. The effect was described as threshold-like, appearing after a certain exposure duration and not increasing with longer exposure. The authors report different 'safe'…
Nanocrystalline graphite films nucleation by the radio frequency bias pretreatment.
Research
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Jan 1, 2011
This paper describes an engineering method for nucleating nanocrystalline carbon films on monocrystalline silicon using a combination of microwave and radio frequency plasma-assisted chemical vapor deposition. The approach is demonstrated via deposition of nanocrystalline diamond after a seeding step and growth of…
Effect of electromagnetic radiofrequency radiation on the rats' brain, liver and kidney cells measured by comet assay.
Research
RF Safe Research Library
Jan 1, 2011
This animal study assessed DNA damage in rat brain, liver, and kidney cells after repeated whole-body exposure to 915 MHz GSM-modulated RF radiation (SAR 0.6 W/kg) using the comet assay. Tail length was slightly increased in brain cells and differed more notably in liver and kidney samples versus sham controls, while…
Efficiency of radiofrequency assisted uvulopalatopharyngoplasty in the treatment of snoring.
Research
RF Safe Research Library
Jan 1, 2011
This pre/post clinical study evaluated radiofrequency-assisted uvulopalatopharyngoplasty for snoring using polysomnography before and after surgery in 22 patients. The abstract reports a statistically significant postoperative reduction in snoring, with most patients showing decreased snoring index. The work concerns…
Would pulsed radiofrequency applied to different anatomical regions have effective results for chronic pain treatment?
Research
RF Safe Research Library
Jan 1, 2011
This retrospective cross-sectional study evaluated pulsed radiofrequency (PRF) for chronic pain in patients who did not respond to conventional treatment. Across 24 patients treated at different anatomical regions, 66.7% reportedly achieved at least a 50% reduction in VAS pain scores over a mean follow-up of 8.5…
Isolated Atrial Lead Conduction Delay following Right Atrial Radiofrequency Maze Procedure.
Research
RF Safe Research Library
Jan 1, 2011
This case report describes a 60-year-old man with a dual-chamber implantable cardioverter defibrillator who underwent septal myectomy and a right atrial radiofrequency maze procedure. Following surgery, a persistent delay in atrial sensing was observed. The authors attribute this most likely to iatrogenic right…
[Clinical efficacy of acne scar treatment with micro-plasma radio frequency].
Research
RF Safe Research Library
Jan 1, 2011
This clinical study evaluated micro-plasma radio frequency treatment for facial acne scars in 24 patients. Patients received 3–5 treatments and were assessed using photographs before and 2 months after treatment. The authors report an overall improvement rate of 83.33% and conclude the technique is effective.
A radiofrequency coil to facilitate B₁⁺ shimming and parallel imaging acceleration in three dimensions at 7 T.
Research
RF Safe Research Library
Jan 1, 2011
This paper reports the development of a 15-channel transmit-receive RF coil for 7 T human brain MRI, using a hybrid decoupling approach to support element placement along three axes. The design is presented as enabling B1+ shimming and parallel imaging acceleration in three dimensions, with reported isolation and…
Measurement of creatine kinase reaction rate in human brain using magnetization transfer image-selected in vivo spectroscopy (MT-ISIS) and a volume ³¹P/¹H radiofrequency coil in a clinical 3-T MRI system.
Research
RF Safe Research Library
Jan 1, 2011
This paper describes a new magnetization transfer 31P MRS approach (MT-ISIS) for measuring the creatine kinase forward reaction rate in the human brain using a volume 31P/1H RF coil on a clinical 3-T MRI system. The method aims to reduce acquisition time (30 min), avoid scalp muscle contamination, improve RF…
Increased blood oxygen level-dependent (BOLD) sensitivity in the mouse somatosensory cortex during electrical forepaw stimulation using a cryogenic radiofrequency probe.
Research
RF Safe Research Library
Jan 1, 2011
This engineering-focused mouse fMRI study evaluated a 400-MHz cryogenic RF probe (CryoProbe) versus a conventional room-temperature surface coil during electrical forepaw stimulation. The CryoProbe increased image SNR and temporal SNR and reduced temporal noise compared with the room-temperature coil. The authors…