نتایج جستجو برای: elf pemf

تعداد نتایج: 2386  

Journal: :The spine journal : official journal of the North American Spine Society 2008
Kevin T Foley Thomas E Mroz Paul M Arnold Howard C Chandler Robert A Dixon Gerard J Girasole Kenneth L Renkens K Daniel Riew Rick C Sasso Richard C Smith Howard Tung Daniel A Wecht Donald M Whiting

BACKGROUND CONTEXT Multilevel fusions, the use of allograft bone, and smoking have been associated with an increased risk of nonunion after anterior cervical discectomy and fusion (ACDF) procedures. Pulsed electromagnetic field (PEMF) stimulation has been shown to increase arthrodesis rates after lumbar spine fusion surgery, but there are minimal data concerning the effect of PEMF stimulation o...

Journal: :Bioelectromagnetics 2002
M J Ruiz-Gómez L de la Peña M I Prieto-Barcia J M Pastor L Gil M Martínez-Morillo

The resistance of tumor cells to antineoplastic agents is a major obstacle during cancer chemotherapy. Many authors have observed that some exposure protocols to pulsed electromagnetic fields (PEMF) can alter the efficacy of anticancer drugs; nevertheless, the observations are not clear. We have evaluated whether a group of PEMF pulses (1.5 mT peak, repeated at 1 and 25 Hz) produces alterations...

2017
Vitalij Novickij Janja Dermol Audrius Grainys Matej Kranjc Damijan Miklavčič

BACKGROUND Cell membrane permeabilization by pulsed electromagnetic fields (PEMF) is a novel contactless method which results in effects similar to conventional electroporation. The non-invasiveness of the methodology, independence from the biological object homogeneity and electrical conductance introduce high flexibility and potential applicability of the PEMF in biomedicine, food processing,...

Journal: :Journal of orthopaedic research : official publication of the Orthopaedic Research Society 2006
Kenneth F Taylor Nozumu Inoue Bahman Rafiee John E Tis Kathleen A McHale Edmund Y S Chao

To study the effect of applying pulsed electromagnetic fields (PEMF) during the consolidation phase of limb lengthening, a mid-tibial osteotomy was performed in 18 adult New Zealand White rabbits and an external fixator was applied anteromedially. Animals were randomly assigned to treatment and control groups. After a 7-day latency period, the tibiae were distracted 0.5 mm every 12 h for 10 day...

Bahram Bolouri, Saeed Rezaei Zarchi, Shahin Ahmadian,

 The efficacious effects of pulsed electromagnetic field (PEMF) under the certain field parameters like frequency and the field intensity have been reported for various tissue and molecules. Since collagen is found abundantly in most tissue structures, this research was designed to further investigate the effects of extremely low frequency (ELF) PEMF on the synthesis of the epidermal collagen. ...

Journal: :Bioelectromagnetics 2015
Jue Wang Na Tang Qiang Xiao Li Zhang Yu Li Juan Li Jun Wang Zhihe Zhao Lijun Tan

Recapitulation of embryonic endochondral bone formation is a promising alternative approach to bone tissue engineering. However, the time-consuming process is one of the reasons the approach is unpractical. Here, we aimed at accelerating the in vitro endochondral ossification process of tissue engineering by using a pulsed electromagnetic field (PEMF). The rat bone marrow-derived stem cells wer...

2017
Shu Zhu Jun Ge Zhongyang Liu Liang Liu Da Jing Mingzi Ran Meng Wang Liangliang Huang Yafeng Yang Jinghui Huang Zhuojing Luo

Circadian rhythm (CR) plays a critical role in the treatment of several diseases. However, the role of CR in the treatment of peripheral nerve defects has not been studied. It is also known that the pulsed electromagnetic fields (PEMF) can provide a beneficial microenvironment to quicken the process of nerve regeneration and to enhance the quality of reconstruction. In this study, we evaluate t...

2016
Maria Vadalà Julio Cesar Morales‐Medina Annamaria Vallelunga Beniamino Palmieri Carmen Laurino Tommaso Iannitti

Cancer is one of the most common causes of death worldwide. Available treatments are associated with numerous side effects and only a low percentage of patients achieve complete remission. Therefore, there is a strong need for new therapeutic strategies. In this regard, pulsed electromagnetic field (PEMF) therapy presents several potential advantages including non-invasiveness, safety, lack of ...

Journal: :Journal of physiology and pharmacology : an official journal of the Polish Physiological Society 2012
K Juszczak J Kaszuba-Zwoinska P J Thor

The evidence of electromagnetic therapy (EMT) efficacy in stress and/or urge urinary incontinence, as well as in detrusor overactivity is generally lacking in the literature. The potential EMT action of neuromuscular tissue depolarization has been described. Because there is no data on the influence of pulsating electromagnetic fields (PEMF) on the urothelium, we evaluated the effect of PEMF st...

Journal: :Neuroreport 1998
C Eulitz P Ullsperger G Freude T Elbert

Mobile phones emit a pulsed high-frequency electromagnetic field (PEMF) which may penetrate the scalp and the skull. Increasingly, there is an interest in the interaction of this pulsed microwave radiation with the human brain. Our investigations show that these electromagnetic fields alter distinct aspects of the brain's electrical response to acoustic stimuli. More precisely, our results demo...

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