نتایج جستجو برای: disc harrows

تعداد نتایج: 45122  

Journal: : 2022

The purpose of research: to substantiate regional trends in the sale agricultural machinery by analyzing current state market over past three years. Research methods: analysis sales based on information and results analytical research provided site for machinery. Kyiv region with a share about 30% this was taken analysis. results. conducted last years (2020-2022. During 2020-2021, following wer...

Journal: :iranian journal of pharmaceutical sciences 0
farzin hadizadeh biotechnology and pharmaceutical research center, faculty of pharmacy, mashhad university of medical sciences, mashhad, iran mohammad ramezani biotechnology and pharmaceutical research center, faculty of pharmacy, mashhad university of medical sciences, mashhad, iran zahra tayarani biotechnology and pharmaceutical research cente maryam eghbal faculty of pharmacy, mashhad university of medical sciences, mashhad, iran

in view of potential biological activities of small molecule polyamides, we synthesized some novel n-(2-aminoethyl)-1-benzyl-2- (alkylthio)-1h-imidazole-5-carboxamide (7a,b), and n-(2-(1-benzyl-2-(alkylthio) -1h-imidazole- 5-carboxamido) ethyl)-1-benzyl-2- (alkylthio)-1h-imidazole-5-carboxamides (8a,b) as antitumor agents. the antitumor activity of compounds 7a,b and 8a,b was studied at concent...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده مهندسی برق و کامپیوتر 1391

power transformers are important equipments in power systems. thus there is a large number of researches devoted of power transformers. however, there is still a demand for future investigations, especially in the field of diagnosis of transformer failures. in order to fulfill the demand, the first part reports a study case in which four main types of failures on the active part are investigate...

Journal: :بینا 0
عباس باقری a bagheri ocular tissue engineering research center, shahid beheshti university of medical sciences, tehran, iranمرکز تحقیقات مهندسی بافت چشم- دانشگاه علوم پزشکی شهید بهشتی- تهران- ایران رضا جعفری r jafari mazandaran university of medical sciences, sari, iran; 3ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranدانشگاه علوم پزشکی مازندران- ساری- ایران محدثه فیضی m feizi mazandaran university of medical sciences, sari, iran; 3ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranمرکز تحقیقات چشم- دانشگاه علوم پزشکی شهید بهشتی- تهران- ایران

purpose: to report a case who had optic disc duplication, a rare congenital disorder characterized by two well-defined discs in one eye. case report: a 19 months-old child presented with unilateral epiphora in the right eye since birthday. the right eye was smaller than the left eye and mild ptosis was apparent. nasolacrimal duct probing was performed under general anesthesia. the examination r...

Journal: :acta medica iranica 0
mahmoud reza khalatbari department of neurosurgery, hazrat rasool general hospital, iran university of medical science and health service, tehran, iran. seyed taha yahyavi medical researcher, iran university of medical science and health service, tehran, iran. hamid borghei- razavi medical researcher, iran university of medical science and health service, tehran, iran. hosein ghalaenovi department of neurosurgery, hazrat rasool general hospital, iran university of medical science and health service, tehran, iran.

a woman presenting with severe right lower quadrant (rlq) abdominal pain is presented here. she was evaluated for all usual cause of such pain. laboratory tests and abdominal and pelvic sonography was normal. mri revealed l1-l2 disc herniation.

Journal: :iranian journal of neuro surgery 0
سید ابراهیم حجازیان seyyed ebrahim hejazian shahid beheshti hospital, babol university of medical sciences, babol, iranبابل، بیمارستان شهید بهشتی مرسده دادپور mersedeh dadpour shahid beheshti hospital, keshvari square, shahid sargord ghasemi street, babol, mazandaran, iranبابل، بیمارستان شهید بهشتی

background & aim: lumbosacral pain is extremely common as age increases. spinal instrumentation is sometimes recommended for lumbar canal stenosis and disk herniation surgery. this study aimed at studying the frequency of instrumentation in patients referring to our center. methods & materials/patients: this retrospective cross-sectional study included 1200 patients with low back and/or radicul...

Journal: :journal of medical signals and sensors 0
mina jamshidia hossein rabbani zahra amini raheleh kafieh abbas ommani vasudevan lakshminarayanand

localizing the optic disc (od) in retinal fundus images is of critical importance, since it is very similar to hard exudates (found in pathology) in color and brightness. because of the importance of od localization in clinical applications, many techniques have been developed. in this paper, we present the results obtained from two methods, correlation and least square, to approximate the opti...

Journal: :iranian journal of basic medical sciences 0
farzaneh lotfipour faculty of pharmacy, tabriz university of medical sciences, tabriz research center for pharmaceutical nanotechnology, tabriz university of medical sciences, tabriz, iran drug applied research center, tabriz university of medical sciences, tabriz, iran. hossein nazemiyeh faculty of pharmacy, tabriz university of medical sciences, tabriz, iran research center for pharmaceutical nanotechnology, tabriz university of medical sciences, tabriz, iran fatemeh fathi-azad faculty of pharmacy, tabriz university of medical sciences, tabriz, iran

objective(s)                                                                                                                                                                               aim of the present study was to screen the antibacterial activities of some medicinal plants extracts traditionally used in azarbaijan area (iran). materials and methods thirty-six extracts obtained from differ...

Journal: :medical journal of islamic republic of iran 0
mahmood tabatabaie from the department of neurosurgery, shohada medical center, shaheed beheshti university of medical sciences, tehran, islamic republic of iran.

in a retrospective study the clinical presentations, neurological findings, contrast studies, operative findings, and the follow-up results of 314 patients with disc herniation were studied over a 10-year period. this disease was most frequent between the ages of 30 to 40 and mostly in males. low back pain with or without radicular pain was the most frequent symptom, involving the left leg in t...

Journal: :iranian journal of neuro surgery 0
kaveh haddadi assistant professor of neurosurgery,orthopedic research center, neurosurgery department, emam hospital, mazandaran university of medical sciences, sari, mazandaran, iran

background & aim: low back pain is broadly documented as one of the most widespread pathologies in the advanced domain. although the reasons of low back pain are uncountable, it has been meaningfully related to intervertebral disc degeneration. present therapies for intervertebral disc (ivd) degeneration such as physical therapy and spinal fusion reduce symptoms' severity, but do not treat the ...

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