نتایج جستجو برای: interval control valve (icv)

تعداد نتایج: 1590241  

Journal: :iranian journal of science and technology (sciences) 2014
m. r. rasaei

intelligent wells provide the ability for monitoring and control of downhole environment of the wells. downhole monitoring is achieved through sensors while control is realized with downhole valves. recovery from intelligent wells can be improved by proper selection of candidate wells/fields and optimizing the number, location and performance of the installed interval control valves. design cri...

Intelligent well technology has provided facility for real time production control through use of subsurface instrumentation. Early detection of water production allows for a prompt remedial action. Effective water control requires the appropriate performance of individual devices in wells on maintaining the equilibrium between water and oil production over the entire field life. However, there...

2010
Le Lu Matthias Wolf Jinbo Bi Marcos Salganicoff

Ileo-Cecal Valve (ICV) is an important small soft organ which appears in human abdomen CT scans and connects colon and small intestine. Automated detection of ICV is of great clinical value for removing false positive (FP) findings in computer aided diagnosis (CAD) of colon cancers using CT colongraphy (CTC) [1–3]. However full 3D object detection, especially for small objects with large shape ...

Journal: :Journal of Cardiovascular Magnetic Resonance 2015

Introduction: Sleep deprivation can cause hyperalgesia and interfere with analgesic treatments. The aim of the present study was to establish an obligatory sleep-abstinence model and also evaluate the effects of intracerebroventricular (ICV) injection of crocin on pain perception in Wistar rats. Methods: In this experimental study, 35 adult male Wistar rats were randomly divided into 5 groups ...

Journal: :The Journal of pediatrics 2004
Rubén E Quirós-Tejeira Marvin E Ament Laurie Reyen Faye Herzog Michelle Merjanian Nancy Olivares-Serrano Jorge H Vargas

OBJECTIVE To analyze the outcome of children with short bowel syndrome (SBS) who required long-term parenteral nutrition (PN). STUDY DESIGN Retrospective analysis of children (n=78) with SBS who required PN >3 months from 1975 to 2000. STATISTICS univariate analysis, Kaplan-Meier method, and Cox proportional regression model were used. RESULTS We identified 78 patients. Survival was bette...

2014
Rory J Piper Michael M Yoong Suresh Pujar Richard F Chin

BACKGROUND Correcting volumetric measurements of brain structures for intracranial volume (ICV) is important in comparing volumes across subjects with different ICV. The aim of this study was to investigate whether intracranial area (ICA) reliably predicts actual ICV in a healthy pediatric cohort and in children with convulsive status epilepticus (CSE). METHODS T1-weighted volumetric MRI was ...

2007
Tai Ryoon Han Min Ho Chun Dae Hyun Jang Ki-Soo Kim Keun Ho Lim Hee Jin Cho

Using 1H-MRS, we evaluated the effects of growth hormone (GH) as a caspase inhibitor on hypoxic-ischemic injury in neonatal rat brains. The right common carotid arteries of rats were ligated, allowed to recover for 3 hr, and exposed to 8% oxygen for 2 hr. GH was given just prior to HI insult and animals were divided into four groups: control, intracerebroventricular (ICV), intracerebroventricul...

2016
Randy J Hempel John P Bannantine Judith R Stabel

Johne's disease is a chronic infection of the small intestine caused by Mycobacterium avium subspecies paratuberculosis (MAP), an intracellular bacterium. The events of pathogen survival within the host cell(s), chronic inflammation and the progression from asymptomatic subclinical stage to an advanced clinical stage of infection, are poorly understood. This study examines gene expression in th...

2006
Seung Jin Lee Chang Gyu Park Jae Suk Park Eung Ju Kim Sung Hee Shin Dong Gyu Jin Hong Seog Seo Dong Joo Oh

Background: The purpose of this study was to investigate whether brain AT1 receptor stimulation contributes as a hypertensive mechanism to deoxycorticosterone acetate (DOCA)-salt hypertension. Methods: 1) Acute injection: Losartan (1 mg/4 uL) or artificial cerebrospinal fluid (aCSF) was injected into the lateral cerebral ventricle (icv) of conscious control uninephrectomized Wistar rats or rats...

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