نتایج جستجو برای: repeated ivficsi failure

تعداد نتایج: 474300  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی امیرکبیر(پلی تکنیک تهران) - دانشکده مهندسی برق 1386

یکی از دلایل اضافه ولتاژ، برخورد صاعقه به خط انتقال می باشد. صاعقه در صورت برخورد به سیم گارد و برخورد به فاز می تواند ایجاد خطر نماید. با برخورد صاعقه به سیم گارد، اضافه ولتاژ کمتری شاهد خواهیم بود. ازاینرو استفاده از سیم گارد در خطوط انتقال الزامی می باشد. اگر برخورد به سیم گارد باعث ایجاد back flashover شود، سیستم را دچار تنش خواهد کرد. در حالتی دیگر نیز اگر صاعقه به فاز برخورد نماید (sheild...

2014
Alejandro Tapia-Pizarro Paula Figueroa Julio Brito Juan Carlos Marín David J Munroe Horacio B Croxatto

BACKGROUND Endometrial function is essential for embryo implantation. The aim of this study was to analyze gene expression profiles from individual endometrial samples obtained from women with repeated implantation failure after IVF in oocyte donation programs. METHODS Seventeen volunteers were recruited: women who had previously participated as recipients in oocyte donation cycles and repeat...

Journal: :international journal of reproductive biomedicine 0
leila nazari saghar salehpour sedighe hoseini shahrzad zadehmodarres

background: repeated implantation failure (rif) is a major challenge in reproductive medicine and despite several methods that have been described for management, there is little consensus on the most effective one. objective: this study was conducted to evaluate the effectiveness of platelet-rich plasma in improvement of pregnancy rate in rif patients. materials and methods: twenty women with ...

2013
NADINE A. SHERIF ODETTE W. HINDY

Objective : To determine whether women with factor V Leiden mutation, a common inherited defect of coagulation, are at increased risk for recurrent pregnancy loss after ICSI. Patients and Methods : Women with recurrent implantation failure were compared to a matching group of women conceived naturally. Factor V Leiden was investigated in each group to determine its homozygosity or heterozygosit...

Journal: :international journal of fertility and sterility 0
mohammad reza deemeh marziyeh tavalaee seyed mahdi ahmadi seyed asadolah kalantari seyed vali alavi nasab mohammad hassan najafi

this is the first report implementing combined density gradient centrifugation/zeta (dgc/zeta) sperm selection procedure for a couple with eleven previous intra cytoplasmic sperm injection/ in vitro fertilization (icsi/ivf) failure cycles. semen analysis was carried out according to world health organization criteria. protamine deficiency, dna fragmentation and morphology were assessed by chrom...

2007
ZHENG WANG LIYANG XIE BING LI

Reliability models of systems with common cause failure are developed through system-level load-strength interference analysis. Based on the statistic meaning of random load action and the failure mechanism of systems under repeated random load, the effect of multiple action of random load on reliability is studied. The probability cumulative distribution function and the probability density fu...

2016
Hyucki Kwon Bo Ra Kim Seon-Sook Han Yoonki Hong

A 76-year-old Korean woman visited to emergency room because of respiratory arrest and admitted to intensive care unit of the hospital. Severe hypothyroidism was diagnosed after repeated failure of weaning mechanical ventilator. Respiratory arrest and weaning failures were considered to be associated with hypoventilation due to hypothyroidism. She was recovered and weaned from mechanical ventil...

2015
Uta Koura Shinjiro Horikawa Mako Okabe Yukako Kawasaki Masami Makimoto Koichi Mizuta Taketoshi Yoshida

We report the first surviving case of neonatal hemochromatosis with renal tubular dysgenesis. Renal failure was treated with peritoneal dialysis. Although hepatic failure from neonatal hemochromatosis was progressive, repeated exchange transfusions improved jaundice and coagulopathy. The patient gained weight and received a liver transplantation from her father.

2010
Shahrokh Javaheri Maqbool Ahmed Thomas J. Parker

BACKGROUND: Heart failure is a highly prevalent disorder that continues to be associated with repeated hospitalizations, high morbidity, and high mortality. Sleep-related breathing disorders with repetitive episodes of asphyxia may adversely affect heart function. The main aims of this study were to determine the prevalence, consequences, and differences in various sleep-related breathing disor...

The success of reproduction, although gradually increasing over the years, many couples also had been left frustrated following repeated failed attempts. Clinicians who treated unsuccessful couples often face a challenge. The probable causes of repeated IVF failures classified as: reduced endometrial receptivity, embryonic defects or multifactorial causes. Intrauterine and endometrial integrity...

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