Intended Use

Annalise Enterprise CXR Triage Trauma is a software workflow tool designed to aid the clinical assessment of adult chest X-ray cases with features suggestive of vertebral compression fracture in the medical care environment. It analyzes cases using an artificial intelligence algorithm for worklist prioritization or triage intended for clinicians in Bone Health and Fracture Liaison Service programs. Intended for trained clinicians qualified to interpret chest X-rays as part of their scope of practice.

Technology

The device uses an AI algorithm, specifically a convolutional neural network trained with deep-learning techniques, to identify vertebral compression fractures on chest X-rays. It integrates with PACS/RIS to receive images and provide notifications for worklist prioritization. The algorithm was trained on diverse datasets from multiple continents and validated with US board-certified radiologists serving as ground truthers.

Performance

Standalone performance evaluation was performed on 589 chest X-ray cases with a vertebral compression fracture AUC of 0.954 and sensitivity/specificity values around 85-90%. The device demonstrated effective triage capabilities with average turn-around time of 30 seconds, comparable to predicate devices. The testing included diverse patient demographics and equipment to ensure robustness.

Predicate Devices

No predicate devices specified

Device Timeline

  • 1

    Submission

    7/28/2022

    8 months
  • 2

    FDA Approval

    3/28/2023

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