RSP002900 Filter Test Pulmonary Function 40/cs
- Pulmonary Function Test (PFT) Filter. This easy-to-use, single-use disposable filter attaches to pulmonary function test equipment. The filter is designed to reduce contamination from patient saliva or exhaled gases that can put patients at risk or damage expensive testing equipment. The PFT filter has a bacterial/viral filtration efficiency of >99.9%. Low resistance to airflow. Allows continuous visualization during use.