Introducing the only portable, cabinless pulmonary function test (PFT) machine with gasless LVM plethysmography, as well as spirometry and diffusion testing.

Easy to use, PulmOne’s MiniBox+™ pulmonary function test device provides spirometry, fully automatic lung volumes and single breath diffusing capacity (DLCO) testing in as little as 15-20 minutes. Measurements are simple to perform for the clinician and comfortable for the patient.

In a recent multi-center study published in CHEST, MiniBox+ lung volumes were shown to be equivalent to body plethysmography (“body box”).


Fully Automatic Lung Volume Measurements and DLCO. Testing can be performed by anyone on your medical office staff. All results automatically generated.


Clinically proven in trials with over 700 patients at 11 medical centers. Used by physicians worldwide.


Lung volumes with as little as 60 seconds of tidal breathing.
Spirometry, lung volumes and DLCO in as little as 15-20 minutes.

Fully Compliant with ATS/ERS Guidelines

Comprehensive set of measurements for Lung Volumes, Spirometry & DLCO

Patient Friendly

Cabinless testing provides a relaxed and comfortable experience

Easy to Use

Intuitive user interface, easy-to-access reports and data export options

Reimbursable (USA)

All tests are eligible for reimbursement in the USA

(subject to specific health plan policy)

Enhance your practice today. With the MiniBox+.