4DMedical Raises Over $100M to Expand U.S. Deployment of Lung Imaging Software

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Australia-based 4DMedical has raised more than US$100 million (AU$150 million) in a new institutional funding round aimed at accelerating its expansion in the United States and advancing its software-based lung imaging technology. The capital will primarily fund scaling hospital deployments of its CT:VQ platform and support continued research and product development.

CT:VQ is an FDA-cleared, software-as-a-service solution that derives ventilation and perfusion information from standard CT scans. The technology is designed to provide functional insights that are not typically available through conventional imaging, supporting diagnosis, treatment planning, and longitudinal monitoring. Within four months of receiving FDA clearance, CT:VQ was adopted by several major U.S. academic medical centers, including Stanford, Cleveland Clinic, University of Miami, and UC San Diego Health.

Founder and CEO Andreas Fouras stated that the funding reflects both clinical and commercial validation of the company’s approach. “This is an extraordinarily important and validating event for multiple reasons,” Fouras said. “It reflects growing global recognition of the technological leadership of 4DMedical, including our groundbreaking products such as CT:VQ™, and recognizes both the commercial progress and the even greater growth potential we have in the U.S.”

According to 4DMedical, the new capital will support broader rollout across U.S. health systems, along with training, customer support, and workflow integration to enable consistent clinical use. Investment will also be directed toward expanding the company’s product portfolio in functional lung imaging and supporting long-term clinical partnerships. Following the funding round, 4DMedical reported a pro forma cash position exceeding US$130 million, providing flexibility to support its growing installed base and future growth initiatives.

4DMedical delivers its products through a Software-as-a-Service (SaaS) model designed to integrate with existing hospital infrastructure. The company also noted ongoing strategic partnerships, including collaborations with major imaging vendors, as part of its strategy to support wider clinical adoption of its technology in the U.S. and other markets.