Intended Use

The ACUSON Sequoia and Sequoia Select ultrasound imaging systems provide images or signals from inside the body by trained healthcare professionals for fetal, abdominal, pediatric, neonatal cephalic, small parts, OB/GYN, cardiac, transesophageal, pelvic, vascular, adult cephalic, musculoskeletal, and peripheral vascular applications. They support tools such as Ultrasonically-Derived Fat Fraction measurement for hepatic steatosis and tools to measure anatomical structures for clinical diagnosis. The Origin and Origin ICE systems also provide intracardiac and intra-luminal visualization for cardiac and vessel anatomy during interventional procedures.

Technology

These ultrasound systems are multi-mode, mobile, software-controlled devices using 2D, 3D/4D volume imaging, Doppler imaging (color, pulsed wave, continuous wave), elastography (strain and shear wave), harmonic imaging, and combined modes. They utilize proprietary software incorporating AI algorithms for semi-automated classification and measurement tasks. The systems comply with multiple international safety and performance standards and include features for measuring anatomical structures adjunctively with clinical data.

Performance

Performance testing included evaluation of AI Abdomen and Trace AI algorithms. AI Abdomen achieved a view classification success rate of 77.8% across 17 abdomen views, improving to 82.5% excluding difficult views, and met equivalence criteria for semi-automated measurements (IEC <0.25). Trace AI met accuracy goal with a minimum Dice coefficient of 0.95 surpassing the 0.8 requirement on volumetric cardiac imaging structures. Testing datasets included multiple institutions, transducers, and patient demographics ensuring broad representative performance.

Predicate Devices

No predicate devices specified

Device Timeline

  • 1

    Submission

    8/23/2024

    2 months
  • 2

    FDA Approval

    11/19/2024

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