基于物聯(lián)網(wǎng)技術(shù)的智慧醫(yī)院架構(gòu)及服務(wù)訪問研究
本文選題:物聯(lián)網(wǎng) + 智慧醫(yī)院; 參考:《合肥工業(yè)大學(xué)》2014年博士論文
【摘要】:醫(yī)院信息系統(tǒng)(Hospital Information System, HIS)的普及已使醫(yī)院實(shí)現(xiàn)了一定程度的信息化,但仍存在如門診業(yè)務(wù)流程復(fù)雜、各科室間信息共享性差、住院醫(yī)生查房時(shí)無法對病人診療信息實(shí)時(shí)調(diào)閱和錄入、采購藥品的詳細(xì)流通信息無法實(shí)時(shí)獲取等諸多弊端。以物聯(lián)網(wǎng)技術(shù)為基礎(chǔ),以各種應(yīng)用服務(wù)系統(tǒng)為載體而構(gòu)建的集診療、管理和決策為一體的智慧醫(yī)院為上述問題提供了新的技術(shù)手段。本文以基于物聯(lián)網(wǎng)技術(shù)的智慧醫(yī)院為研究對象,對其架構(gòu)和服務(wù)訪問展開具體研究,對智慧醫(yī)院的應(yīng)用、建設(shè)與推廣具有重要的參考意義。本文主要研究工作如下: (1)對物聯(lián)網(wǎng)技術(shù)在醫(yī)療領(lǐng)域的應(yīng)用進(jìn)行了詳細(xì)地分析,為后續(xù)智慧醫(yī)院的相關(guān)研究奠定基礎(chǔ)。首先從藥品領(lǐng)域、遠(yuǎn)程監(jiān)護(hù)、醫(yī)療信息化、醫(yī)療設(shè)備管理等方面討論了物聯(lián)網(wǎng)技術(shù)在醫(yī)療領(lǐng)域的應(yīng)用;然后從智慧醫(yī)院的概念,其與社會(huì)物聯(lián)網(wǎng)的關(guān)系,與信息化醫(yī)院、智能醫(yī)院、數(shù)字醫(yī)院的區(qū)別和聯(lián)系等方面剖析了智慧醫(yī)院的內(nèi)涵,并對未來物聯(lián)網(wǎng)在醫(yī)療行業(yè)的應(yīng)用體系進(jìn)行了描述和展望; (2)搭建了基于物聯(lián)網(wǎng)技術(shù)的智慧醫(yī)院架構(gòu),并給出具體應(yīng)用方案,為今后智慧醫(yī)院的全面實(shí)施與推廣提供有意義的參考。首先在物聯(lián)網(wǎng)已有體系架構(gòu)基礎(chǔ)上,結(jié)合醫(yī)院實(shí)際特點(diǎn),詳細(xì)搭建了智慧醫(yī)院的具體架構(gòu);然后從編制信息規(guī)范和標(biāo)準(zhǔn)、建設(shè)統(tǒng)一網(wǎng)絡(luò)支撐平臺(tái)和嵌入式移動(dòng)電子病歷應(yīng)用平臺(tái)等方面研究了智慧醫(yī)院建設(shè)中的關(guān)鍵技術(shù)及內(nèi)容;最后以一所三甲醫(yī)院為例,從邏輯結(jié)構(gòu)設(shè)計(jì)、應(yīng)用框架設(shè)計(jì)和網(wǎng)絡(luò)環(huán)境建設(shè)等方面給出了智慧醫(yī)院的具體應(yīng)用方案; (3)以智慧醫(yī)院對采購藥品的流通管理為切入點(diǎn),在目前藥品領(lǐng)域普遍采用的基于RFID (Radio Frequency Identification)的EPC (Electronic Product Code)物聯(lián)網(wǎng)架構(gòu)基礎(chǔ)上,集成WSN (Wireless Sensor Network)技術(shù),構(gòu)建了融合RFID和WSN的藥品流通物聯(lián)網(wǎng)模型,詳細(xì)分析了物聯(lián)網(wǎng)環(huán)境下的藥品流通管理,為智慧醫(yī)院的應(yīng)用服務(wù)提供充分的保障和支持。給出了該模型的結(jié)構(gòu)及其形式化描述;構(gòu)建了藥品流通中狀態(tài)信息和過程信息的描述模型,以及流通信息的存儲(chǔ)模型,并通過Petri網(wǎng)對藥品流通信息的跟蹤流程進(jìn)行了建模;最后設(shè)計(jì)了基于該模型的藥品流通管理原型系統(tǒng),在對其功能架構(gòu)搭建的基礎(chǔ)上,詳細(xì)討論了該系統(tǒng)中藥品流通信息的采集與傳輸流程,說明了該模型對智慧醫(yī)院采購藥品流通管理的可行性和有效性; (4)提出了基于WSDL (Web Services Description Language)的物聯(lián)網(wǎng)服務(wù)描述模型,實(shí)現(xiàn)了對智慧醫(yī)院核心服務(wù)的完整描述。首先針對物聯(lián)網(wǎng)服務(wù)描述的實(shí)際特點(diǎn),分析了在傳統(tǒng)網(wǎng)絡(luò)服務(wù)描述模型WSDL基礎(chǔ)上需擴(kuò)展的內(nèi)容,包括基于描述對象的擴(kuò)展和基于描述內(nèi)容的擴(kuò)展;然后在WSDL基礎(chǔ)上通過對物聯(lián)網(wǎng)服務(wù)所涉及角色及其屬性的描述擴(kuò)展了服務(wù)描述對象,通過對物聯(lián)網(wǎng)服務(wù)的獲取方式、運(yùn)行前提條件、輸入和輸出、所含各子過程及其總工作流程、服務(wù)支持等方面的描述擴(kuò)展了服務(wù)描述內(nèi)容,提出了一個(gè)基于WSDL的物聯(lián)網(wǎng)服務(wù)描述模型,給出了該模型的擴(kuò)充層次和具體結(jié)構(gòu);最后討論了該模型的實(shí)現(xiàn)方法,選用OWL語言對該模型進(jìn)行形式化描述,并通過該模型實(shí)現(xiàn)了對智慧醫(yī)院核心服務(wù)——門診服務(wù)和住院服務(wù)的詳細(xì)描述; (5)構(gòu)建了基于用戶組和上下文的物聯(lián)網(wǎng)RBAC (Role-Based Access Control)模型,分析物聯(lián)網(wǎng)環(huán)境下智慧醫(yī)院服務(wù)的訪問控制。首先對物聯(lián)網(wǎng)環(huán)境的上下文信息進(jìn)行建模并在此基礎(chǔ)上對上下文條件和上下文規(guī)則等相關(guān)內(nèi)容進(jìn)行形式化描述;然后在傳統(tǒng)訪問控制模型RBAC基礎(chǔ)上,通過引入用戶組完成角色的授權(quán)和修改,通過增加上下文規(guī)則擴(kuò)展用戶(組)被授予角色和角色被賦予權(quán)限時(shí)的約束條件,構(gòu)建了一個(gè)基于用戶組和上下文的物聯(lián)網(wǎng)RBAC模型,詳細(xì)討論了該模型的設(shè)計(jì)思想、組成和運(yùn)行機(jī)制;最后通過該模型對物聯(lián)網(wǎng)環(huán)境下智慧醫(yī)院服務(wù)的訪問控制進(jìn)行分析,討論了該模型各基本要素及其相互關(guān)系應(yīng)用在智慧醫(yī)院服務(wù)訪問控制中的具體含義,增強(qiáng)了智慧醫(yī)院服務(wù)訪問的靈活性和安全性。
[Abstract]:The popularization of Hospital Information System ( HIS ) has made the hospital a certain degree of informatization , but it still exists such as the complexity of outpatient service process , poor sharing of information among departments , and the lack of real - time access to the patient ' s diagnosis and treatment information in real time .
( 1 ) The application of Internet of Things technology in the medical field is analyzed in detail , which lays a foundation for the relevant research of the follow - up wisdom hospital . First , the application of Internet of Things technology in the medical field is discussed from the aspects of medicine field , remote monitoring , medical informatization , medical equipment management , etc .
Then it analyzes the connotation of intelligent hospital from the concept of intelligent hospital , its relation with social network of things , the difference and connection with information hospital , intelligent hospital and digital hospital , and describes and prospects the application system of Internet of Things in the medical industry .
( 2 ) Building a smart hospital architecture based on Internet of Things technology , and giving concrete application programs to provide meaningful reference for the full implementation and popularization of smart hospitals in the future . First , based on the existing system architecture of Internet of Things , and combining with the actual characteristics of the hospital , the concrete structure of the intelligent hospital is built in detail ;
Then , the key technologies and contents of smart hospital construction are studied from the aspects of compiling information specification and standard , building unified network supporting platform and embedded mobile electronic medical record application platform .
Finally , taking a Sanjia Hospital as an example , the concrete application scheme of the intelligent hospital is given from the aspects of logical structure design , application framework design and network environment construction .
( 3 ) Based on RFID ( Radio Frequency Identification ) based on RFID ( Radio Frequency Identification ) technology , integrated WSN ( Wireless Sensor Network ) technology is built on the basis of RFID ( Radio Frequency Identification ) based on RFID ( Radio Frequency Identification ) .
The paper constructs a description model of the state information and process information in the circulation of the medicine , and the storage model of the circulation information , and models the tracking flow of the drug circulation information through the Petri net ;
Finally , a prototype system for drug circulation management based on the model is designed . On the basis of its functional architecture , the collection and transmission process of drug flow information in the system is discussed in detail , and the feasibility and effectiveness of the model in the management of drug circulation in smart hospitals are described .
( 4 ) Based on WSDL ( Web Services Description Language ) , a description model of Internet of Things service is put forward , and the complete description of core service of intelligent hospital is realized . First , according to the actual characteristics of Internet service description , this paper analyzes the content needed to be expanded on the basis of the WSDL of traditional network service description model , including the extension of description object and the extension of description content based on the description object .
Then , on the basis of WSDL , the description extended the service description object through the description of the roles and attributes involved in the Internet of Things services , and expanded the service description content through the description of the acquisition mode , the operation precondition , the input and output of the Internet of Things services , the sub - processes and their overall workflow , service support and so on , and put forward a Web - based service description model based on WSDL , which gives the expansion level and concrete structure of the model ;
Finally , the realization method of the model is discussed , and the formal description of the model is made by using the language of owl , and the detailed description of the core service _ outpatient service and inpatient service of the intelligent hospital is realized through the model .
( 5 ) constructing the Role - Based Access Control ( RBAC ) model based on user group and context , and analyzing the access control of intelligent hospital service in Internet of Things environment .
Then , on the basis of traditional access control model RBAC , by introducing the user group to complete the authorization and modification of the role , a user group and context - based Internet of Things RBAC model is constructed by increasing the constraint conditions when the user ( group ) is granted permission to roles and roles , and the design idea , composition and operation mechanism of the model are discussed in detail ;
At last , the access control of intelligent hospital service in Internet of Things environment is analyzed through the model , and the specific meanings of the basic elements and their relationship in the access control of intelligent hospitals are discussed , and the flexibility and security of service access of intelligent hospitals are enhanced .
【學(xué)位授予單位】:合肥工業(yè)大學(xué)
【學(xué)位級(jí)別】:博士
【學(xué)位授予年份】:2014
【分類號(hào)】:TP391.44;TN929.5
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