نتایج جستجو برای: laser therapy

تعداد نتایج: 827190  

A. Shakeri-zadeh P. Shokrani S. Haghjooy Javanmard S. Pandesh

Introduction: Photothermal therapy using gold nanoshells is one of cancer therapy methods. Gold nanoshells generally consist of a silica core and a thin gold shell. Fe3O4@Au core-shell can be used for magnetic targeted therapy. The objective of this study was investigation of the photothermal effects of magnetically targeted Fe3O4@Au NPs and NIR laser irradiation on model of me...

تقی زاده دلخوش, سیروس, فاطمی, الهام, قربانی, راهب, محمدی, رقیه,

Background and purpose: Osteoarthritis is the most common type of arthritis. It is the main cause of chronic musculoskeletal pain and disability in elderly population. The aim of this research was to compare the effects of low-level laser therapy (LLLT) and high-intensity laser therapy (HILT) on pain relief and reducing disability in patients with knee osteoarthritis. Materials and methods: A ...

Journal: :journal of lasers in medical sciences 0
behrooz barikbin laser application in medical sciences research center, shahid beheshti university of medical sciences, tehran, iran golsan kardan laser application in medical sciences research center, shahid beheshti university of medical sciences, tehran, iran maryam yousefi skin research center, department of dermatology, shahid beheshti university of medical sciences, tehran, iran hamideh moravvej skin research center, department of dermatology, shahid beheshti university of medical sciences, tehran, iran

introduction: vitiligo is a cutaneous disorder of pigmentation, for which, there are some proven modalities of treatment. in this study, we evaluated the efficacy of the addition of topical pimecrolimus to 308nm excimer laser in reducing treatment duration and improving the response rate of eyelid vitiligo, compared with 308nm excimer laser monotherapy. methods: fifty two symmetrically localize...

Journal: :journal of lasers in medical sciences 0
hamid reza khalighi department of oral and maxillofacial medicine, school of dentistry, shahid beheshti university of medical sciences, tehran, iran hamed mortazavi department of oral and maxillofacial medicine, school of dentistry, shahid beheshti university of medical sciences, tehran, iran seyed masoud mojahedi department of laser, school of dentistry, shahid beheshti university of medical sciences, tehran,iran. saranaz azari marhabi department of oral and maxillofacial medicine, school of dentistry, shahid beheshti university of medical sciences, tehran, iran faranak moradi abbasabadi department of oral and maxillofacial pathology, faculty of dentistry, qom university of medical sciences, qom, iran

introduction: temporomandibular disorders (tmd) lead to masticatory muscle pain, jaw movement disability and limitation in mouth opening. pain is the chief complaint in 90% of the tmd patients which leads to disability and severe socioeconomic costs. the purpose of this study was to evaluate the therapeutic effects of low level laser therapy (lllt) compared to pharmacotherapy with nsaids (napro...

Journal: :journal of dentistry, tehran university of medical sciences 0
ali mohammad hoseyni maryam pirmoradian-najafabadi sajjad ashnagar hanieh nokhbatolfoghahaei reza fekrazad

objectives: the purpose of this experimental study was to evaluate the efficacy of low level laser therapy (lllt) for pain reduction after midpalatal expansion in rats.   materials and methods: sixty male sprague six-week old rats weighing 180±10g were divided into seven groups (two experimental groups of 24 rats and one control group of 12 rats). the experimental groups were subjected to expan...

Journal: :avicenna journal of medical biotechnology 0

background: numerous in vitro reports suggest that low level laser therapy (lllt) affects cellular processes by biostimulation, however most of them emphasize on using visible light lasers which have low penetration. the aim of this study was to determine the effect of infrared laser light (which is more useful in clinic because of its higher penetration) on secretion of fibroblast growth facto...

Rahim Aghazadeh,

SUMMARY 13 Consecutive patients who underwent endoscopic Nd - Y AG laser therapy for palliation of advanced esophageal cardnoma were treated between Oct 1989, and July 1991 , in Khatam - al -Anbia Hospital. All patients had severe dysphagia and conventional methods such as surgery , Radiotherapy and chemotherapy failed to treat them. Undoubtedly without laser therapy these patients did not see...

Journal: :مجله دانشگاه علوم پزشکی کرمانشاه 0
mohammad reza ansari assistant professor in ophthalmology, kermanshah university of medical sciences fariba sheikhi assistant professor in ophthalmology, kermanshah university of medical sciences farid daneshgar associate professor in ophthalmology kermanshah university of medical sciences jalil omidian associate professor in ophthalmology kermanshah university of medical sciences ebrahim ghaderi general physician.

introduction : laser therapy prevents complications of proliferative diabetic retinopathy (pdr), central retinal vein occlusion (crvo) and branch retinal vein occlusion (brvr), but its effect on visual acuity is controversial. this study evaluated the effect of laser on visual acuity in these patients. materials and methods: this interventional study conducted before–after treatment and evaluat...

ژورنال: سنجش و ایمنی پرتو 2020

Radiation damage depends on energy absorption, and is approximately proportional to the absorbed energy density in the tissue. In external radiation consideration with a certain energy flux, the amount of absorbed dose in each point of the tissue depends on the type of radiation, the radiation energy, the depth of the place of receipt, and the main components of the absorber environment. The ab...

Journal: :journal of lasers in medical sciences 0
seyyed amir seyyedi department of oral medicine, faculty of dentistry, urmia university of medical sciences, urmia, iran pooya olyaee department of orthodontics, faculty of dentistry, urmia university of medical sciences, urmia, iran zohreh dalirsani oral and maxillofacial diseases research center, faculty of dentistry, mashhad university of medical sciences, mashhad, iran farnaz falaki oral and maxillofacial diseases research center, faculty of dentistry, mashhad university of medical sciences, mashhad, iran

low-power lasers are a group of lasers with a power less than 500 mw and unlike high-power lasers they have no effect on tissue temperature; they produce light-dependent chemical reactions in tissues. the purpose of this study was to review the clinical applications of these lasers and their success rate in different studies in orofacial pains. the articles with the key word “low level laser th...

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