| | Medical Policy DME.00012 | Oscillatory Devices for Airway Clearance including High Frequency Chest Compression (Vest ... |
 | | Therefore, based on the lack of scientific data demonstrating its effectiveness, and equivalence or superiority to established treatments, IPV is considered investigational/not medically necessary as an airway clearance modality. |
 | | HFCC with the ThAIRapy Vest® has been shown to improve lung function and sputum clearance in many CF patients with few adverse effects, however, the therapy has not been shown to be superior to conventional CPT in short-term studies, and its impact on long-term prognosis is unknown. |
 | | The Vest™ Airway clearance system is a passive technique and is only considered medically necessary when the criteria outlined in this policy are met. |
| www.healthlink.com /provider/medpolicy/policies/DME/oscillatory_devices.html (2295 words) |