نتایج جستجو برای: reflex
تعداد نتایج: 22615 فیلتر نتایج به سال:
the purpose of this study was to investigate the validity of the modified ashworth scale (mas) by using both the conventional (hmax/mmax ratio) and the new indicators (hslp/mslp) of motoneuron excitability. this research was a correlational study on twenty post-stroke patients. main outcome measures were the mas and electrophysiologic assessments. the latter was performed using both conventiona...
the purpose of the this study was to investigate the effect of direct current on montoneuron reflex exitability. thirty six subjects (18 males, 18 females) 19.36 years of age ( x= 24.06, sd= 3.63) participated in this study. the reflex excitability of soleus motoneruons was assessed by measuring the amount of change in the peak to peak ampitude of the h-reflex before and after direct current wa...
purpose: to evaluate the incidence of the oculo-cardiac reflex (ocr) and its associated risk factors during strabismus surgeries performed at a tertiary referral center between 1390 and 1392. methods: over a 2-year period, all strabismus surgery candidates were enrolled in the study after obtaining consent from the patients or their parents. vital signs were recorded before the initiation of th...
The aim of this investigation is to compare the effect of applying two transcutaneous electrical nerve stimulation (TENS) current with different frequencies (2 Hz & 100 Hz) on Hoffmann reflex recorded from gastrosoleus muscle of healthy people. Forty female subjects between 20 to 30 years of age were participated in this quasi-experimental design. Twenty of them were exposed to the 100 Hz curre...
سابقه و هدف: Gag Reflex انعکاسی غیرارادی است که بر اثر ورود جسم خارجی به دهان و تماس با مخاط حلق، کام نرم و زبان ایجاد میگردد. Gag Reflex یکی از مشکلاتی است که همیشه بیمار و دندانپزشک هنگام کارهای دندانپزشکی بخصوص رادیوگرافی و قالب گیری با آن مواجه هستند. در این تحقیق تاثیر نمک طعام (NaCl) بر حذف موقت Gag Reflex مورد بررسی قرار گرفت.مواد و روشها: در این تحقیق 256 بیمار (128 مرد و 128 زن) که جه...
purpose: oculocardiac reflex (ocr) is a frequent event during strabismus surgery. the aim of this study is to compare the preventive effect of intravenous lidocaine and hyoscine on ocr.methods: this prospective, randomized clinical trial was performed on 75 patients (5-63 years old) underwent strabismus surgery. patients divided randomly into three groups. intravenous hyoscine (0.2 mg/kg), lido...
background: h-reflex is a valuable electrophysiological technique for assessing nerve conduction through entire length of afferent and efferent pathways, especially nerve roots and proximal segments of peripheral nerves. the aim of this study was to investigate the relation between normal values of flexor carpi radialis (fcr) h-reflex latency, upper limb length and age in normal subjects, and t...
normal 0 false false false en-us x-none ar-sa background: the h-reflex is a useful electrophysiological procedure for evaluating the status of the peripheral nervous system, especially at the proximal segment of the peripheral nerve. the purpose of this study is to investigate the relation between triceps surae h-reflex and m- response latencies and thigh length in normal population, in order t...
چکیده مقدمه: مطالعه هدایت عصبی و الکترومیوگرافی با سوزن نقش محوری در ارزیابی بیماران دچار بیماریهای عصبی- عضلانی دارد. اندازهگیری H-reflex عصب تیبیال یکی از رایجترین مراحل الکترومیوگرافی بالینی است که بخصوص در تشخیص رادیکولوپاتی S1 مؤثراست. اهمیت H-reflex از این نظر است که در درگیری ریشه S1 – یکی از شایعترین درگیریها در هرنی دیسکال- خیلی زودستخوش تغییر میشود. هدف: برررسی میانگی...
Background & Aim: A gag reflex (GR) can be a problem to compliance and delivery of dental treatment. The aim of this study was to evaluate the use of Diospyros kaki L. fruit extract in controlling gag reflex during dental treatment. Experimental: Our study was a randomized double blind controlled trial with convenient sampling on 84 patients that is candidate for ra...
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