نتایج جستجو برای: pulsed electromagnetic fields
تعداد نتایج: 338732 فیلتر نتایج به سال:
USP # 6,506,148 (January 14, 2003) Nervous System Manipulation by EM Fields from Monitors Loos, Hendricus Abstract: Physiological effects have been observed in a human subject in response to stimulation of the skin with weak electromagnetic fields that are pulsed with certain frequencies near 1/2 Hz or 2.4 Hz, such as to excite a sensory resonance. Many computer monitors and TV tubes, when disp...
objective: to assess the effect of combination of pulsed electromagnetic fields (pemf) with predatory stress on transected sciatic nerve regeneration in rats. methods: in sham- operated group (sog) the nerve was manipulated and left intact. the 10-mm rat sciatic nerve gap was created in rats. in transected group (transected) nerve stumps were sutured to adjacent muscle and in vein graft group ...
Pulsed electromagnetic fields (PEMF) and magnetic micro-arrays have been shown to enhance transdermal drug delivery of a wide range of drugs in vitro and in vivo. The mechanisms of actions are believed to relate to diamagnetic repulsion altering diffusion processes and the formation or utilisation of standing or transient pores, shunts and follicles. To investigate the production of transient e...
Physiological effects have been observed in a human subject in response to stimulation of the skin with weak electromagnetic fields that are pulsed with certain frequencies near 1/2 Hz or 2.4 Hz, such as to excite a sensory resonance. Many computer monitors and TV tubes, when displaying pulsed images, emit pulsed electromagnetic fields of sufficient amplitudes to cause such excitation. It is th...
The issue of pain treatment is an extremely urgent health and socio-economic problem. Pain, in acute, recurrent and chronic forms, is prevalent across age, cultural background, and sex, and costs North American adults an estimated $10,000 to $15,000 per person annually. Estimates of the cost of pain do not include the nearly 30,000 people that die in North America each year due to aspirin-induc...
PURPOSE Pulsed electromagnetic fields (PEMF) are used clinically to expedite healing of fracture non-unions, however, the mechanism of action by which PEMF stimulation is effective is unknown. The current study examined the acute effects of PEMF stimulation on arteriolar microvessel diameters in the rat cremaster muscle. The study hypothesis was that PEMF would increase arteriolar diameters, a ...
BACKGROUND The promotion of the healing process following musculoskeletal injuries comprises growth factor signalling, migration, proliferation and apoptosis of cells. If these processes could be modulated, the healing of tendon tissue may be markedly enhanced. Here, we report the use of the Somagen™ device, which is certified for medical use according to European laws. It generates low-frequen...
Analytic descriptions of the fields of pulsed, finite-sized antennas are only approximate. For a review, see [1]. In general, numerical simulations are required for detailed characterization of the fields of pulsed antennas. See, for example, [2, 3, 4, 5, 6]. Here, we note that an “exact” form can be given for the fields in both the near and far zones of a pulsed dipole antenna in the limit tha...
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