研究了镇痛镇静治疗对神经外科重症监护室(neurosurgical intensive care unit,NICU)患者颅内压及预后的影响。以接受不同治疗方法的NICU外伤性高颅压患者为例,比较了观察组和对照组患者的镇痛镇静效果、颅内压、意识状态、神经功能以...研究了镇痛镇静治疗对神经外科重症监护室(neurosurgical intensive care unit,NICU)患者颅内压及预后的影响。以接受不同治疗方法的NICU外伤性高颅压患者为例,比较了观察组和对照组患者的镇痛镇静效果、颅内压、意识状态、神经功能以及预后情况。结果表明,观察组VAS评分、Ramsay评分、颅内压、NIHSS评分均低于对照组,GCS评分均高于对照组,预后情况的有效率高于对照组,P<0.05。由此可见,联合应用镇痛镇静治疗对于神经重症监护室的患者是有效的,能降低患者的颅内压,减轻昏迷程度,改善NICU患者的神经功能,对患者康复预后有积极影响。展开更多
Xuanwei Formation is composed of mudstone,siltstone,and sandstone,with local conglomerate.However,its provenance and tectonic setting have been scarcely studied.In this paper,we use sedimentology,electron probe microa...Xuanwei Formation is composed of mudstone,siltstone,and sandstone,with local conglomerate.However,its provenance and tectonic setting have been scarcely studied.In this paper,we use sedimentology,electron probe microanalysis(EPMA),and detrital zircon dating to investigate its source area and depositional tectonic setting.The facies assemblages indicate that it formed in alluvial fan and fluvial river sedimentary environments.The strata thicknesses and facies distribution indicate that the sediment supply was from the west.The results of EPMA show that chromian spinels within the sediments are characterized by high Cr#and varying Mg#.Discrimination plots suggest that these spinels were sourced from large igneous province(LIP)magmatic rocks.The laser ablation inductively coupled plasma mass spectrometry(LA-ICP-MS)U–Pb chronology of detrital zircons suggests that the sediments were derived from intermediate–acid igneous rocks dating back to 251–260?Ma.We could,therefore,conclude that the provenance of the Xuanwei Formation is from Emeishan basalt and synchronous felsic igneous rocks,which is consistent with the composition of the detrital framework.The detrital zircon dates also suggest that felsic magmatism occurred during the Late Permian,not after the eruption of the Emeishan basalt.Based on the sedimentary successions and provenance analysis,the tectonic setting for Xuanwei Formation deposition was a volcanic rifted margin.展开更多
文摘研究了镇痛镇静治疗对神经外科重症监护室(neurosurgical intensive care unit,NICU)患者颅内压及预后的影响。以接受不同治疗方法的NICU外伤性高颅压患者为例,比较了观察组和对照组患者的镇痛镇静效果、颅内压、意识状态、神经功能以及预后情况。结果表明,观察组VAS评分、Ramsay评分、颅内压、NIHSS评分均低于对照组,GCS评分均高于对照组,预后情况的有效率高于对照组,P<0.05。由此可见,联合应用镇痛镇静治疗对于神经重症监护室的患者是有效的,能降低患者的颅内压,减轻昏迷程度,改善NICU患者的神经功能,对患者康复预后有积极影响。
基金supported by the National Science Foundation of China (No. 41302080)the fundamental research funds for central public welfare research institutes(No:K1613)Chinese Geological Survey (No. DD20190099, DD20190437)
文摘Xuanwei Formation is composed of mudstone,siltstone,and sandstone,with local conglomerate.However,its provenance and tectonic setting have been scarcely studied.In this paper,we use sedimentology,electron probe microanalysis(EPMA),and detrital zircon dating to investigate its source area and depositional tectonic setting.The facies assemblages indicate that it formed in alluvial fan and fluvial river sedimentary environments.The strata thicknesses and facies distribution indicate that the sediment supply was from the west.The results of EPMA show that chromian spinels within the sediments are characterized by high Cr#and varying Mg#.Discrimination plots suggest that these spinels were sourced from large igneous province(LIP)magmatic rocks.The laser ablation inductively coupled plasma mass spectrometry(LA-ICP-MS)U–Pb chronology of detrital zircons suggests that the sediments were derived from intermediate–acid igneous rocks dating back to 251–260?Ma.We could,therefore,conclude that the provenance of the Xuanwei Formation is from Emeishan basalt and synchronous felsic igneous rocks,which is consistent with the composition of the detrital framework.The detrital zircon dates also suggest that felsic magmatism occurred during the Late Permian,not after the eruption of the Emeishan basalt.Based on the sedimentary successions and provenance analysis,the tectonic setting for Xuanwei Formation deposition was a volcanic rifted margin.
