scholarly journals Concepts for Developing Interoperable Software Frameworks Implementing the New IEEE 11073 SDC Standard Family

10.29007/fnwf ◽  
2018 ◽  
Author(s):  
Andreas Besting ◽  
Dominik Stegemann ◽  
Sebastian Bürger ◽  
Martin Kasparick ◽  
Benjamin Strathen ◽  
...  

The long overdue IEEE 11073 Service-oriented Device Connectivity (SDC) standard proposals for networked and surgical devices provide vendor-independent interoperability and therefore room for improved workflow and new functionality in the operating room. Research and development in this domain remain also highly topical in orthopaedic surgery. Due to the novelty and complexity of the SDC standard family, there is currently a lack of open source public implementations. Such implementations have to overcome several non-trivial challenges, mainly because the complexity of the standards has to be reflected in the software design and implementation. The SDC standard family comes in three different parts and all three standard proposals must be considered when designing and implementing standard conform device communication. In this work, we address these challenges and discuss and compare two design approaches for different programming languages (C++ and Java). Suitable software engineering principles are used to ensure a clean design approach. Practical guidelines are given on how to integrate existing third party components and tools in the framework and the development process, respectively. General feasibility is demonstrated by outlining interoperability between two software frameworks developed using different design concepts.

10.29007/fmqx ◽  
2018 ◽  
Author(s):  
Manuel Vossel ◽  
Benjamin Strathen ◽  
Martin Kasparick ◽  
Meiko Müller ◽  
Klaus Radermacher ◽  
...  

Modern operating rooms (OR) undergo a constant rise in the amount and complexity of technical systems. Due to a lack of inter-device communication and integration, each device works stand-alone resulting in redundant sensors, input devices, monitors and—last but not least—crowded ORs and error prone human- machine-interaction. Therefore, various manufacturers such as Brainlab and Karl Storz provide proprietary integrated workstations. However, those “monolithic” solutions restrict the flexibility of the users and the clinical operators regarding integration of innovative third party devices.In view of this, the OR.NET initiative (www.ornet.org) strives to develop international open standards for secure dynamic networks of medical devices in ORs. In the scope of the OR.NET project, based on service oriented architecture (SOA), the SDC (Service-oriented Device Connectivity) approach is currently in the process of standardization under IEEE 11073 to link medical devices in the OR (short OR.NETwork). It paves the way to interoperability between various medical devices due to its independence of license holders.However, the SDC network does not suit real time (RT) requirements of a deterministic data transmission and low maximum latency, e.g. for robotic applications. This paper shows an approach to extend the secure dynamic OR by a real-time capable network to allow the integration of robotic systems. Exemplarily, this paper outlines an orthopaedic robotic system that is released by a universal configurable footswitch. This significantly extends the scope of applications for integrated ORs with the IEEE 11073 standard.


Author(s):  
JOHN C. SLOAN ◽  
TAGHI M. KHOSHGOFTAAR

We examine two open engineering problems in the area of testing and formal verification of internet-enabled service oriented architectures (SOA). The first involves deciding when to formally and exhaustively verify versus when to informally and non-exhaustively test. The second concerns scalability limitations associated with formal verification, to which we propose a semi-formal technique that uses software agents. Finally, we assess how these findings can improve current software quality assurance practices. Addressing the first problem, we present and explain two classes of tradeoffs. External tradeoffs between assurance, performance, and flexibility are determined by the business needs of each application, whether it be in engineering, commerce, or entertainment. Internal tradeoffs between assurance, scale, and level of detail involve the technical challenges of feasibly verifying or testing an SOA. To help decide whether to exhaustively verify or non-exhaustively test, we present and explain these two classes of tradeoffs. Identifying a middle ground between testing and verification, we propose using software agents to simulate services in a composition. Technologically, this approach has the advantage of assuring the quality of compositions that are too large to exhaustively verify. Operationally, it supports testing these compositions in the laboratory without access to source code or use of network resources of third-party services. We identify and exploit the structural similarities between agents and services, examining how doing so can assure the quality of service compositions.


2018 ◽  
Vol 63 (1) ◽  
pp. 57-68 ◽  
Author(s):  
Björn Andersen ◽  
Martin Kasparick ◽  
Hannes Ulrich ◽  
Stefan Franke ◽  
Jan Schlamelcher ◽  
...  

AbstractThe new medical device communication protocol known as IEEE 11073 SDC is well-suited for the integration of (surgical) point-of-care devices, so are the established Health Level Seven (HL7) V2 and Digital Imaging and Communications in Medicine (DICOM) standards for the communication of systems in the clinical IT infrastructure (CITI). An integrated operating room (OR) and other integrated clinical environments, however, need interoperability between both domains to fully unfold their potential for improving the quality of care as well as clinical workflows. This work thus presents concepts for the propagation of clinical and administrative data to medical devices, physiologic measurements and device parameters to clinical IT systems, as well as image and multimedia content in both directions. Prototypical implementations of the derived components have proven to integrate well with systems of networked medical devices and with the CITI, effectively connecting these heterogeneous domains. Our qualitative evaluation indicates that the interoperability concepts are suitable to be integrated into clinical workflows and are expected to benefit patients and clinicians alike. The upcoming HL7 Fast Healthcare Interoperability Resources (FHIR) communication standard will likely change the domain of clinical IT significantly. A straightforward mapping to its resource model thus ensures the tenability of these concepts despite a foreseeable change in demand and requirements.


Author(s):  
Vinay Raj ◽  
Ravichandra Sadam

Service oriented architecture (SOA) has been widely used in the design of enterprise applications over the last two decades. Though SOA has become popular in the integration of multiple applications using the enterprise service bus, there are few challenges related to delivery, deployment, governance, and interoperability of services. To overcome the design and maintenance challenges in SOA, a new architecture of microservices has emerged with loose coupling, independent deployment, and scalability as its key features. With the advent of microservices, software architects have started to migrate legacy systems to microservice architecture. However, many challenges arise during the migration of SOA to microservices, including the decomposition of SOA to microservice, the testing of microservices designed using different programming languages, and the monitoring the microservices. In this paper, we aim to provide patterns for the most recurring problems highlighted in the literature i.e, the decomposition of SOA services, the size of each microservice, and the detection of anomalies in microservices. The suggested patterns are combined with our experience in the migration of SOA-based applications to the microservices architecture, and we have also used these patterns in the migration of other SOA applications. We evaluated these patterns with the help of a standard web-based application.


Author(s):  
Mohd Farhan Md Fudzee ◽  
Jemal H. Abawajy

It is paramount to provide seamless and ubiquitous access to rich contents available online to interested users via a wide range of devices with varied characteristics. Recently, a service-oriented content adaptation scheme has emerged to address this content-device mismatch problem. In this scheme, content adaptation functions are provided as services by third-party providers. Clients pay for the consumed services and thus demand service quality. As such, negotiating for the QoS offers, assuring negotiated QoS levels and accuracy of adapted content version are essential. Any non-compliance should be handled and reported in real time. These issues elevate the management of service level agreement (SLA) as an important problem. This chapter presents prior work, important challenges, and a framework for managing SLA for service-oriented content adaptation platform.


Author(s):  
Elarbi Badidi ◽  
Mohamed El Koutbi

The services landscape is changing with the growing adoption by businesses of the Service Oriented Architecture (SOA), the migration of business solutions to the cloud, and the proliferation of smartphones and Internet-enabled handheld devices to consume services. To meet their business goals, organizations increasingly demand services, which can satisfy their functional and non-functional requirements. Service Level Agreements (SLAs) are seen as the means to guarantee the continuity in service provisioning and required levels of service. In this paper, we propose a framework for service provisioning, which aims at providing support for automated SLA negotiation and management. The Service Broker component carries out SLA negotiation with selected service-providers on behalf of service-consumers. Multi-rounds of negotiations are very often required to reach an agreement. In each round, the negotiating parties bargain on multiple SLA parameters by trying to maximize their global utility functions. The monitoring infrastructure is in charge of observing SLA compliance monitoring using measurements obtained from independent third party monitoring services.


Author(s):  
Laurent Cicurel ◽  
José Luis Bas Uribe ◽  
Sergio Bellido Gonzalez ◽  
Jesús Contreras ◽  
José-Manuel López-Cobo ◽  
...  

Offering public access to efficient transactional stock market functionalities is of interest to all banks and bank users. Traditional service oriented architecture (SOA) technology succeeds at providing reasonable, good Web-based brokerage solutions, but may lack extensibility possibilities. By introducing Semantic Web Services (SWS) as a way to integrate third party services from distributed service providers, we propose in this chapter an innovative way to offer online real-time solutions that are easy-to-use for customers. The combined use of ontologies and SWS allows different users to define their own portfolio management strategies regardless of the information provider. In deed the semantic layer is a powerful way to integrate the information of many providers in an easy way. With due regard for more development of security technological issues, research on SWS has shown that the deployment of the technology in commercial solutions is within sight.


2011 ◽  
Vol 121-126 ◽  
pp. 4074-4079
Author(s):  
Yue Jin Lin ◽  
Bing Yue Liu ◽  
Hui Ling Chen

To meet the requirements of enterprises in different developing phases, often using the latest technology under the circumstances that lead to existing many and various hardware, operating systems, middleware, programming languages, data storage, reusable redundant code in the enterprise. Service-Oriented Architecture (SOA)[1] is naturally chose as an application architecture by many enterprises because of its innate loose coupling and co-operating. In this paper you will see the Web service development tools supplied by WebSphere platform and you will also see that Web service function which is supplied by J2EE can easily build up SOA system [2] and visit the the existing business process.


2003 ◽  
Vol 13 (02) ◽  
pp. 273-290 ◽  
Author(s):  
DAWID KURZYNIEC ◽  
TOMASZ WRZOSEK ◽  
DOMINIK DRZEWIECKI ◽  
VAIDY SUNDERAM

A novel component-based, service-oriented framework for distributed metacomputing is described. Adopting a provider-centric view of resource sharing, this framework emphasizes lightweight software infrastructures that maintain minimal state, and interface to current and emerging distributed computing standards. In this model, resource owners host a software backplane onto which owners, clients, or third-party resellers may load components or component-suites that deliver value added services without compromising owner security or control. Standards-based descriptions of services facilitate publication and discovery via established schemes. The architecture of the container framework, design of components, security and access control schemes, and preliminary experiences are described in this paper.


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