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Embedded AI in Medical Devices: Innovation that must be protected

Artificial Intelligence (AI) is quietly changing how medical devices work. Not long ago, most devices simply measured and reported data. Today, many of them think locally. Thanks to embedding AI in medical devices, they can spot patterns, predict risks, and help guide treatment in real time.

This shift is powered by embedded AI. Instead of sending data to the cloud, AI models now live inside the device itself. ECG monitors can learn a patient’s normal heart rhythm. Imaging tools can flag early signs of disease. Wearables can adjust therapy on the fly. The result is faster decisions, better privacy, and more personalized care.

But there’s a catch. When AI moves into devices that can be physically accessed, it can be copied, manipulated, or reverse-engineered. In short, it becomes exposed; and in healthcare, exposure is more than a technical problem, it’s a clinical one.

AI models deliver new value

The global medical device market will be approaching one trillion dollars by 2030, with AI-driven systems leading the way. For manufacturers, this creates a huge opportunity.

The real value of many devices no longer rests in the hardware. It is in the trained AI model: the data, logic, and experience baked into the algorithm. These models can take years to build and millions of dollars to refine.

As devices become smarter and more connected, they become more attractive targets for threat actors. Embedded AI faces real threats:

  • Model theft and cloning, allowing competitors or counterfeiters to reuse proprietary intelligence
  • Tampering, which can silently change how a device behaves
  • Data leakage, risking patient privacy and regulatory penalties
  • Supply-chain attacks, where compromised components introduce hidden vulnerabilities

Each of these attacks harms business value: competitive advantage, revenue, and investor confidence. Some of them can also put patients at risk.

Security is now a safety issue

In medical devices, security failures don’t stay theoretical.

If an attacker alters an AI model, diagnostic accuracy can fall. If software is changed, safety checks may fail. Even copying a model and redeploying it elsewhere can lead to unpredictable results. That’s why regulators are paying attention.

The FDA, EU MDR, and international standards bodies now treat cybersecurity as part of medical safety. Compliance alone only sets the minimum bar. Attackers move faster than regulations. Real protection has to be designed in from the start.

Why traditional protection isn’t built for AI

Many developers still rely on encryption or basic obfuscation to protect their embedded AI. 

Unfortunately, these approaches were never designed for modern AI models. Often, AI models are effectively just data files running on standard frameworks. If the model or its decryption key can be found, it can be copied. If it can be inspected at runtime, it can be manipulated.

In short: if your model runs “in the clear,” it isn’t protected.

Effective protection means treating AI models, code, and cryptographic keys as a single inseparable unit. PACE approaches this by:

  • Keeping model weights encrypted at rest and protected during runtime
  • Binding AI logic and execution into a hardened, tamper-resistant whole
  • Controlling how, where, and by whom AI software can run

This kind of architecture prevents both static and dynamic attacks, even when devices are physically accessible.

Diagram showing Fusion AI providing protection for the life-time lifetime of an embedded AI mode

Trust is a competitive advantage

In healthcare, trust matters. A protected AI model delivers consistent results, supports regulatory confidence, and reduces the risk of recalls or downtime.

More importantly, it protects what truly matters:

  • Patient outcomes
  • Intellectual Property
  • Long-term revenue

Embedded AI is transforming medicine. But only secured AI can be truly trusted.

In the future of connected healthcare, the strength of your protection may matter just as much as the intelligence of your algorithms.

Learn more: Protecting Embedded AI in Medical Devices

Embedded AI is reshaping healthcare; but innovation without protection puts both revenue and patient safety at risk. Understanding the threats, regulations, and security architectures involved is the first step toward building trusted, resilient medical devices.

To explore this topic in more depth, download our full white paper: Embedded AI: Medical Device Opportunity and Security Challenge

It covers:

  • The real-world risks facing embedded AI in medical devices
  • Why traditional security approaches fall short
  • How security failures can become clinical failures
  • Practical strategies for protecting AI models, IP, and patient outcomes

Download the white paper here:
https://paceap.com/digital-health/embedded-ai-medical-device-white-paper-download/

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