Karl Hoelper

Realizing RFID’s Potential in Healthcare: Tackling Closed-Loop System Hurdles

By Karl Hoelper
Karl Hoelper

The use of Radio-Frequency Identification (RFID) technology in healthcare, particularly within closed-loop systems, presents complexities, including potential limitations on interoperability that can affect patient safety. Here we look at key challenges including data silos, interoperability barriers, market fragmentation, impediments to innovation and operational inefficiencies.

In an era where technology is the linchpin of transformative healthcare experiences, Radio-Frequency Identification (RFID) has emerged as a pivotal tool. A 2022 report by the ASHP Foundation revealed that approximately 40% of surveyed healthcare organizations have implemented RFID, with an additional 31% beginning to explore its use.

The impact of RFID implementation in these organizations is notable. Eighty-four percent of these adopters used RFID to review inventory content and track trays and boxes across the hospital, noting an 82% improvement in inventory tracking capabilities, a 73% increase in data availability to optimize kit or tray contents, a 72% reduction in the number of expired medications, along with substantial ease in managing drugs for recalls (64%) and during drug shortages (46%).

RFID technology uses radio waves to identify and track objects with RFID tags or labels. The system comprises RFID tags, RFID readers and a central database. Tags attached to medication containers act as unique identifiers with pertinent information stored electronically. RFID readers, strategically placed throughout the hospital, communicate with the tags and transmit data to the central database for real-time tracking and analysis. This technology has shown immense promise in enhancing operational efficiency, patient safety and data management in healthcare settings.

However, the deployment of closed-loop RFID systems has inadvertently cast a shadow over the sprawling potential of RFID technology by delineating data within restrictive silos.

The Paradox of Closed-Loop Systems: Benefits and Challenges

RFID Journal defines closed-loop systems as “RFID tracking systems set up within a company. Since the tracked item never leaves the company’s control, it does not need to worry about using technology based on open standards.”

While closed-loop systems offer a semblance of controlled data management and bolstered security, their restrictive nature hampers RFID growth, interoperability and patient safety. The proprietary encoding methods often create isolated environments where RFID tag information becomes, to a degree, functionally obsolete beyond the confines of the specific system.

We see five main challenges of RFID closed-loop systems:

  1. Data Silos: These systems restrict seamless data exchange and collaboration, hampering holistic, multi-system data analyses and usage.
  2. Interoperability Hurdles: Closed-loop data environments stifle seamless functionality and communication of RFID tags across various platforms and stakeholders. Additionally, a HIMSS article presented that the lack of standardization in RFID hardware and software raises interoperability issues with other health information technologies.
  3. Market Fragmentation: Data silos among stakeholders inadvertently hinder the emergence of universal RFID application standards and collaborative progress.
  4. Innovation Roadblocks: Limited data and insight sharing can impede collective RFID technological and application advancements.
  5. Operational Inefficiencies: Dealing with multiple, non-interoperable RFID systems can increase operational complexities and costs.

Strategies and Solutions: Paving the Way Forward

Addressing the challenges inherent in RFID closed-loop systems is crucial for enhancing the benefits and effectiveness of RFID in the healthcare industry. To navigate these obstacles and harness the full potential of RFID technology, several strategies and solutions can be implemented:

Embracing Open Data Platforms: Championing platforms that facilitate a secure and controlled sharing framework for RFID data across myriad stakeholders. For example, UnitVisID Alliance supports open identification tag data, allowing downstream RFID technology to access the tag identification, increasing accessibility, and promoting a standardized approach.

Endorsing Unified Standards: Contributing to the development and advocacy of universal standards for RFID technology, ensuring cross-system and cross-stakeholder interoperability and standardization. Adopting standards like the GS1 barcode format, which has been used for decades, ensures that items are precisely and universally identified, safeguarding against errors and inefficiencies, and is pivotal in elevating the RFID-driven transformation of medication management in healthcare.

Cultivating a Collaborative Ecosystem: Creating an environment that clearly delineates data ownership yet promotes interoperable data exchanges within a secure and compliant framework. There are several initiatives and mandates like the Drug Quality and Security Act (DQSA) and associations promoting interoperability by defining common frameworks for information sharing or tracing of medicines.

Blockchain Technology: Employing blockchain to establish secure and transparent data exchange channels that respect ownership and facilitate interoperability. Blockchain is a digital ledger that is decentralized and immutable, which can’t be altered. It records transactions across a network of multiple computers or nodes, ensuring security and transparency. The integration of RFID with blockchain enables an auditable and immutable record of each item’s journey, improving traceability, reducing fraud and optimizing supply chain processes.

Upholding Data Security and Privacy Compliance: Guaranteeing that data sharing and interoperability adhere to stringent data security and privacy regulations such as the Health Insurance Portability and Accountability Act (HIPAA) in the U.S. or the General Data Protection Regulation (GDPR) in the European Union.

Strategic Partnerships: Forming alliances across technology providers, healthcare entities and regulatory bodies to nurture a cooperative environment conducive to RFID technology advancements. The case of St James’s Hospital to successfully implement RFID-enabled tracking technology in partnership with GS1 Ireland and Aerospace Software Developments (ASD) exemplifies the immense benefits of such collaborations. This approach revolutionized the management of assets, enabling real-time tracking of samples, staff movements, patients and medical equipment.

Building a Community and Consortium: Establishing a group of stakeholders committed to engaging in dialogue and implementing RFID technology solutions while upholding data ownership and security standards.

Envisioning an Integrated Future

A future where stakeholders converge under a unified understanding, respecting data ownership while ensuring RFID tag interoperability, is not merely an aspiration but a necessity. Such an alliance elevates the efficacy and applicability of RFID technology within health care and coalesces with broader objectives of improving patient safety, operational proficiency and technological advancements.

By dismantling the barriers erected by closed-loop systems and facilitating a collaborative and interoperable future, the healthcare sector can truly leverage RFID technology’s full spectrum of capabilities, ensuring not just enhanced operational efficiency but also safeguarding and elevating patient experiences and safety.

In essence, the path to unlocking the boundless potential of RFID in healthcare demands a meticulous blend of strategic collaborations, technological integrations and adherence to data ownership and security principles. The synchronization of these components will undoubtedly chart a trajectory toward an innovative, interoperable and integrated healthcare ecosystem underpinned by the robust and flexible utilization of RFID technology.

About The Author

Karl Hoelper