Cardiovascular tomography MRI system SIGNA Bolt™

for lower limb tomographyfor spine tomographyfor brain tomography

Overview
Translate discoveries into patient care with SIGNA Bolt — a wide-bore 3T MRI scanner featuring SuperXG gradient architecture, high RF capability, advanced deep-learning tools and integrated SIGNA One workflow solutions designed for clinical and research settings.

Key highlights

• Wide-bore 3T platform suitable for clinical and research applications.
• SuperXG gradient architecture and high RF performance to enable advanced imaging techniques.
• Energy-efficient design with SuperXG cooling and overnight energy-saving modes to reduce peak and operational power.
• Integrated SIGNA One MRI Workflow Solutions to streamline planning, scanning and reporting with AI assistance.
• Extensive AI/deep-learning toolset (AIR Recon DL, Sonic DL, AIR x) to enhance image quality, accelerate scans and automate anatomy detection.

At a glance

• 3T performance for complex imaging protocols.
• Improved clinical efficiency via SIGNA One workflow.
• Deep-learning foundation for image quality and speed improvements.
• Sustainable operation with reduced peak power and energy-saving modes.

Clinical capabilities & examples
SIGNA Bolt supports advanced clinical protocols across brain (HARDI), sub-millimetric diffusion imaging, MSK (knee), neuro/spine, prostate (PI-RADS) and vascular (time-of-flight) studies. The system pairs high gradient performance with reconstruction and AI tools to enable detailed anatomical and diffusion imaging, faster exams and improved diagnostic confidence.

Workflow & AI

• SIGNA One workflow platform (AI-enabled) to make specialized exams routine and improve efficiency from planning to reporting.
• AIR Recon DL: deep-learning reconstruction to increase sharpness or reduce noise while controlling scan time.
• Sonic DL: acceleration technology to shorten scan times for many protocols.
• AIR x: anatomy detection and automatic slice prescription using large image databases to standardize neurological and knee exams.

Benefits for users and patients

• Higher clinical throughput and consistency through AI-driven automation and optimized workflows.
• Access to improved image quality and advanced sequences for demanding protocols.
• Design and energy optimizations to lower operational costs and environmental footprint while maintaining performance.

References / Regulatory notes
SIGNA Bolt: 510(k) clearance by the U.S. FDA (not CE marked; availability varies by region). Some SIGNA One features and selected AI tools are cleared in specific jurisdictions. Reference notes: product clearances and comparative performance claims as cited in product literature.

Technical specifications

• System type: 3T wide-bore MRI scanner (SIGNA Bolt).
• Gradient architecture: SuperXG (high-performance gradient architecture).
• RF performance: high RF capability to support advanced sequences and protocols.
• Energy / cooling: SuperXG energy-efficient cooling; reported reduction in system peak power and overnight energy-saving mode (manufacturer data).
• Workflow: SIGNA One MRI Workflow Solutions (AI-assisted planning, scanning and reporting).
• AI & reconstruction: AIR Recon DL, Sonic DL, AIR x.
• Clinical applications illustrated: brain (HARDI), diffusion (sub-millimetric DWI), MSK (knee), neuro/spine, prostate (PI-RADS), vascular (TOF).
• Regulatory: 510(k) clearance in U.S.; availability and regulatory status vary by region.