目的探究以护士为基础,麻醉医师与专科医生指导的急性疼痛服务模式(NBASS-APS)在老年颅脑损伤(TBI)患者围术期疼痛管理中的应用效果,为治疗该病症提供方法。方法纳入2019年3月—2024年3月在山西省汾阳医院治疗的老年TBI患者80例,所有患...目的探究以护士为基础,麻醉医师与专科医生指导的急性疼痛服务模式(NBASS-APS)在老年颅脑损伤(TBI)患者围术期疼痛管理中的应用效果,为治疗该病症提供方法。方法纳入2019年3月—2024年3月在山西省汾阳医院治疗的老年TBI患者80例,所有患者按照随机数表法分为观察组(n=40)和对照组(n=40)。2组在相同治疗的基础上,对照组行常规围术期护理,观察组行NBASS-APS模式下疼痛管理干预。对比2组术后不同时间疼痛程度[采用重症监护疼痛观察工具(CPOT)评估]、神经功能[采用格拉斯哥昏迷评分法(GCS)评估]、术后恢复进程(术后疼痛缓解时间、ICU治疗时间、住院时间),以及护理满意度。结果2组术后7 d CPOT评分达到最低值,且观察组CPOT评分低于对照组(均P<0.05);2组术后3 d、7 d GCS评分升高,观察组GCS评分高于对照组(均P<0.05);观察组术后疼痛缓解时间、ICU治疗时间、住院时间均少于对照组(均P<0.05);观察组护理满意度高于对照组(92.50%vs 67.50%,P<0.05)。结论老年TBI患者接受NBASS-APS模式,可有效缓解老年TBI患者的术后疼痛,改善神经功能,促进术后恢复,并且患者护理满意度较高,具有一定的临床应用价值。展开更多
The 2D sandwich model serves as a potent tool in exploring the influence of surface geometry on the combustion attributes of Ammonium perchlorate/Hydroxyl-terminated polybutadiene(AP/HTPB)propellant under rapid pressu...The 2D sandwich model serves as a potent tool in exploring the influence of surface geometry on the combustion attributes of Ammonium perchlorate/Hydroxyl-terminated polybutadiene(AP/HTPB)propellant under rapid pressure decay.The thickness of the sandwich propellant is derived from slicing the 3D random particle packing,an approach that enables a more effective examination of the micro-flame structure.Comparative analysis of the predicted burning characteristics has been performed with experimental studies.The findings demonstrate a reasonable agreement,thereby validating the precision and soundness of the model.Based on the typical rapid depressurization environment of solid rocket motor(initial combustion pressure is 3 MPa and the maximum depressurization rate is 1000 MPa/s).A-type(a flatter surface),B-type(AP recesses from the combustion surface),and C-type(AP protrudes from the combustion surface)propellant combustion processes are numerically simulated.Upon comparison of the evolution of gas-phase flame between 0.1 and 1 ms,it is discerned that the flame strength and form created by the three sandwich models differ significantly at the beginning stage of depressurization,with the flame structures gradually becoming harmonized over time.Conclusions are drawn by comparison extinction times:the surface geometry plays a pivotal role in the combustion process,with AP protrusion favoring combustion the most.展开更多
This paper deals with the proposal of a new model based on Agent Petri Nets (APN) to specify interactions among agents in Multi Agents System (MAS). Indeed, an agent approach requires a powerful and expressive formali...This paper deals with the proposal of a new model based on Agent Petri Nets (APN) to specify interactions among agents in Multi Agents System (MAS). Indeed, an agent approach requires a powerful and expressive formalism that allows him to model the behavior of a set of agents that interact. We are modeling some variants of FIPA standard protocols. Our Models are found based on communicating cognitive agents. Each Agent is capable of perceiving their environment partly and building, sending and receiving messages.展开更多
文摘目的探究以护士为基础,麻醉医师与专科医生指导的急性疼痛服务模式(NBASS-APS)在老年颅脑损伤(TBI)患者围术期疼痛管理中的应用效果,为治疗该病症提供方法。方法纳入2019年3月—2024年3月在山西省汾阳医院治疗的老年TBI患者80例,所有患者按照随机数表法分为观察组(n=40)和对照组(n=40)。2组在相同治疗的基础上,对照组行常规围术期护理,观察组行NBASS-APS模式下疼痛管理干预。对比2组术后不同时间疼痛程度[采用重症监护疼痛观察工具(CPOT)评估]、神经功能[采用格拉斯哥昏迷评分法(GCS)评估]、术后恢复进程(术后疼痛缓解时间、ICU治疗时间、住院时间),以及护理满意度。结果2组术后7 d CPOT评分达到最低值,且观察组CPOT评分低于对照组(均P<0.05);2组术后3 d、7 d GCS评分升高,观察组GCS评分高于对照组(均P<0.05);观察组术后疼痛缓解时间、ICU治疗时间、住院时间均少于对照组(均P<0.05);观察组护理满意度高于对照组(92.50%vs 67.50%,P<0.05)。结论老年TBI患者接受NBASS-APS模式,可有效缓解老年TBI患者的术后疼痛,改善神经功能,促进术后恢复,并且患者护理满意度较高,具有一定的临床应用价值。
基金supported by the National Natural Science Foundation of China(Grant No.51176076)。
文摘The 2D sandwich model serves as a potent tool in exploring the influence of surface geometry on the combustion attributes of Ammonium perchlorate/Hydroxyl-terminated polybutadiene(AP/HTPB)propellant under rapid pressure decay.The thickness of the sandwich propellant is derived from slicing the 3D random particle packing,an approach that enables a more effective examination of the micro-flame structure.Comparative analysis of the predicted burning characteristics has been performed with experimental studies.The findings demonstrate a reasonable agreement,thereby validating the precision and soundness of the model.Based on the typical rapid depressurization environment of solid rocket motor(initial combustion pressure is 3 MPa and the maximum depressurization rate is 1000 MPa/s).A-type(a flatter surface),B-type(AP recesses from the combustion surface),and C-type(AP protrudes from the combustion surface)propellant combustion processes are numerically simulated.Upon comparison of the evolution of gas-phase flame between 0.1 and 1 ms,it is discerned that the flame strength and form created by the three sandwich models differ significantly at the beginning stage of depressurization,with the flame structures gradually becoming harmonized over time.Conclusions are drawn by comparison extinction times:the surface geometry plays a pivotal role in the combustion process,with AP protrusion favoring combustion the most.
文摘This paper deals with the proposal of a new model based on Agent Petri Nets (APN) to specify interactions among agents in Multi Agents System (MAS). Indeed, an agent approach requires a powerful and expressive formalism that allows him to model the behavior of a set of agents that interact. We are modeling some variants of FIPA standard protocols. Our Models are found based on communicating cognitive agents. Each Agent is capable of perceiving their environment partly and building, sending and receiving messages.
