4DMedical Limited operates as a medical technology company in the United States and Australia. It engages in the medical research technology and development of a non-invasive respiratory imaging solution using four-dimensional imaging. The company also offers X-ray velocimetry lung ventilation analysis software (XV LVAS), a lung airflow imaging software, that provides lung health detail from X-Ray scans; computed tomography lung ventilation analysis software (CT LVAS), an image processing software which operates on CT scans to provide functional lung health detail; XV Scanner, a lung function scanner; and Permetium, a multi-function imaging system for pulmonary investigations. The company was incorporated in 2012 and is based in Carlton, Australia.