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| 1 | Geotechnical risk management to prevent coal outburst in room-and-pillar mining显示文摘A coal outburst is a severe safety hazard in room-and-pillar mining under deep cover. It is more likely to occur during pillar retreating. Multi-seam mining dramatically increases the risk of coal outburst within the influence zones created by remnant pillars and gob-solid boundaries. Though coal outburst is generally associated with heavy loading of coal pillars,its occurrence is difficult to predict. Risk management provides a proactive tool to minimize coal outburst in room-and-pillar mining under deep cover. Risk assessment is the first step in identifying and quantifying outburst risk factors. The primary risk factors for coal outburst are overburden depth,roof and floor strength,geological anomalies,mining type,multi-seam mining,and panel width. A risk assessment chart can be used to proactively screen out mining sections with high risk of coal outburst for further analysis. Gob-solid boundaries and remnant pillars are critical factors in evaluation of the coal outburst risk of multi-seam mining. Risk identification,risk assessment,geologic influence mapping,geotechnical evaluation,risk analysis,risk mitigation,and monitoring are essential elements of coal outburst risk management process. Training is an integral part of risk management for risk identification and communication between all the stakeholders including management,technical and safety personnel,and miners. | zhang peter peterson scott neilans dan wade scott mc grady ryan pugh joe | 2016 | International Journal of Mining Science and Technology2016,26,1: | 8 |
| 2 | Induction of benign prostatic hyperplasia in intact dogs by near-physiological levels of 5α-dihydrotestosterone and 17-β-estradiol 显示文摘 | Winter ML Bosland MC Wade DR | 1995 | Prostate1995,26,: | 1 |
| 3 | A novel model of retinopathy of prematurity simulating preterm oxygen variability in the rat显示文摘 | Steve Cunningham Janet R·Mc Colm Jean Wade | 2000 | Invest Ophthalmol Vis Sci2000,41,1: | 1 |
| 4 | An economic analysis of two models of hospital care for AIDS patients:implications for hospital discharge planning显示文摘 | Fahs MC Wade K | 1996 | Soc Work Health Care1996,22,4: | 1 |
| 5 | SWAT:A spiking neural network training algorithm for classification problems显示文摘 | Wade J J Mc Daid L J Santos J A | 2010 | IEEE Transactions on Neural Networks2010,21,11: | 1 |
| 6 | The effect of inflammation And inflammatory mediators on nociceptive behaviour inducedb-y ATP analogues in the rat显示文摘 | Hamilton SG Wade A Mc Mahon SB | 1999 | Br J Pharmacol1999,126,: | 1 |
| 7 | Remote is- chaemic preconditioning by brief hind limb ischaemia pro- tects against renal ischaemia-reperfusion injury: the role of adenosine显示文摘 | Wever KE Wade MC Wagener FA | 2011 | Nephrol Dial Transplant2011,26,10: | 1 |
| 8 | Attenuation of hematoma size and neurological injury with curcumin following intracerebral hemorrhage in mice显示文摘 | King MD Mc Cracken DJ Wade FM | 2011 | J Neurosurg2011,115,1: | 1 |
| 9 | One year experience with computer-assisted propofol sedation for colonoscopy显示文摘AIM To report our one-year experience with computer assisted propofol sedation(CAPS) for colonoscopy as the first United States Medical Center to adopt CAPS technology for routine clinical use.METHODS Between September 2014 and August 2015, 2677 patients underwent elective outpatient colonoscopy with CAPS at our center. All colonoscopies were performed by 1 of 17 gastroenterologists certified in the use of the CAPS system, with the assistance of a specially trained nurse. Procedural success rates, polyp detection rates, procedure times and recovery times were recorded and compared against corresponding historical measuresfrom 2286 colonoscopies done with midazolam and fentanyl from September 2013 to August 2014. Adverse events in the CAPS group were recorded.RESULTS The mean age of the CAPS cohort was 59.9 years(48.7% male); 31.3% were ASA?Ⅰ, 67.3% ASA Ⅱ and 1.4% ASA Ⅲ. 45.1% of the colonoscopies were for screening, 31.5% for surveillance, and 23.4% for symptoms. The mean propofol dose administered was 250.7 mg(range 16-1470 mg), with a mean fentanyl dose of 34.1 mcg(0-100 mcg). The colonoscopy completion and polyp detection rates were similar to that of historical measures. Recovery times were markedly shorter(31 min vs 45.6 min, P < 0.001). In CAPS patients, there were 20(0.7%) cases of mild desaturation(< 90%) treated with a chin lift and reduction or temporary discontinuation of the propofol infusion, 21(0.8%) cases of asymptomatic hypotension(< 90 systolic blood pressure) treated with a reduction in the propofol rate, 4(0.1%) cases of marked agitation or discomfort due to undersedation, and 2 cases of pronounced transient desaturation requiring brief(< 1 min) mask ventilation. There were no sedation-related serious adverse events such as emergent intubation, unanticipated hospitalization or permanent injury. CONCLUSION CAPS appears to be a safe, effective and efficient means of providing moderate sedation for colonoscopy in relatively healthy patients. Recovery times were much shorter than historical measures. There were few adverse events, and no serious adverse events, related to CAPS. | Otto S Lin Danielle La Selva Richard A Kozarek Deborah Tombs Wade Weigel Ryan Beecher Johannes Koch Susan Mc Cormick Michael Chiorean Fred Drennan Michael Gluck Nanda Venu Michael Larsen Andrew Ross | 2017 | World Journal of Gastroenterology2017,23,16: | 0 |