نتایج جستجو برای: hene laser
تعداد نتایج: 183667 فیلتر نتایج به سال:
هدف: این مطالعه به منظور بررسی و مقایسه اثر q-switched nd yag laser و erbium laser در درمان ضایعات پیگمانته انجام شده است. روش مطالعه: 116 فرد مبتلا به ضایعات پیگمانته از نوع فرکل و خال وارد مطالعه شدند که 58 مورد با استفاده از q-switched nd yag laser و 58 مورد با لیزر erbium درمان شدند و در نهایت میزان اثربخشی (از بین رفتن کامل ضایعات) در دو گروه تعیین و مقایسه گردید. یافته ها: در این مطالعه...
The aim of this study was to determine the sensitivity of retinal areas involved in a localized retinal nerve fiber layer (RNFL) defect and to assess correlations between microperimetry and the standard full threshold central 30 deg visual field test. Twenty-five patients with focal RNFL defects, evaluated by means of Argon-blue scanning laser ophthalmoscopy (SLO), underwent an automated 30 deg...
Among the various methods of application techniques in low level laser therapy (LLLT) (HeNe 632.8 nm visible red or infrared 820-830 nm continuous wave and 904 nm pulsed emission) there are very promising "trigger points" (TPs), i.e., myofascial zones of particular sensibility and of highest projection of focal pain points, due to ischemic conditions. The effect of LLLT and the results obtained...
Vitiligo is a common disease with a prevalence of about 0.5-1% for the general population. In many patients disease is resistant despite well-delineated and updated guidelines [1] on implementation methods for the many conventional and novel treatments. Various laser and light treatments, alone or combined have been shown to be effective but are available in only a few centers and require multi...
Semitransparent amorphous silicon sensors have been proposed as the 2D positioning sensors for the link system of the CMS alignment. We have developed a general method to characterise these sensors, from the signal reconstruction to the beam deflection. The transparency for the HeNe wavelength has also been calculated. To be submitted to Nucl. Instr. and Methods A a) Under CICYT (Spain) grant: ...
Abstract The unique physical and chemical properties of graphene enable it to be widely used in optoelectronic devices, the important prerequisite for its functionalization application is hene patterning technique. However, traditional patterned preparation methods will introduce impurities defects process, which affect performance devices. We developed a method directly grow graphene, then tra...
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