Introducing the first complete PFT system with desktop, gasless, cabinless plethysmography, as well as spirometry and diffusion testing, in any clinical setting.

Easy to use, MiniBox+ provides accurate and repeatable, fully automatic measurements of Total Lung Capacity (TLC) and Residual Volume (RV), as well as single breath CO Diffusion (DLCO). With less than 2 minutes of tidal breathing required for Lung Volume Measurements (LVM), this gasless, cabinless system provides maximum patient comfort.


Fully Automatic LVM and DLCO can be performed by anyone on your medical office staff. All results are automatically generated.


Clinically validated in over 500 patients at 8 medical centers, results are highly accurate and repeatable.


With all measurements fully reimbursable, you can achieve your ROI within months, with testing of only 2 to 5 patients daily.

Fully Compliant with ATS/ERS Guidelines

Comprehensive set of measurements for Lung Volumes, Spirometry & Diffusion


Gasless, cabinless, under 2 minutes of tidal breathing for Lung Volume Measurements (LVM)


Intuitive user interface, customizable reports, wide range of data export options

Completely Reimbursable (USA)

All tests are eligible for FULL reimbursement in the USA

Expand your practice today. With MiniBox+.