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The DISCOVER TLD study is a multicenter, prospective, single-arm study designed to record the clinical outcomes of the CE-marked Nuvairaâ„¢ Lung Denervation System, in a subset of its CE-marked approved indication. This study is being conducted in Europe.
The purpose of this study is to evaluate the overall COPD patient experience with the Nuvairaâ„¢ Lung Denervation System and allow for the continued collection of safety and effectiveness data on the CE-marked product. The study is a multicenter, prospective, single-arm study designed to include patients, on average, who fall within a more severe stage of COPD, defined as 20-45% FEV1 percent predicted. Subjects will remain on respiratory medications per their standard of care and will be followed and tested per standard of care throughout the study.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| TLD Procedure | All subjects who are enrolled and meet the eligibility criteria will undergo Targeted Lung Denervation (TLD). TLD is a bronchoscopically-guided, minimally-invasive procedure using the Nuvairaâ„¢ Lung Devervation System. The Nuvaira System is intended for the long-term maintenance treatment of airway obstruction associated with COPD. TLD uses radiofrequency (RF) energy to ablate the airway nerve trunks of the vagus nerves that travel parallel to and outside of the main bronchi and into the lungs. Ablation of the nerves opens the airways and makes breathing easier. |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Targeted Lung Denervation (TLD) | Device | Targeted Lung Denervation (TLD) procedure. |
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| Measure | Description | Time Frame |
|---|---|---|
| Change in Quality of Life (QOL) | Changes in the St. George's Respiratory Questionnaire for COPD patients (SGRQ-C) over time will be assessed. Comparisons will be made to baseline score. | 6 months; 12 months; 24 months post-procedure |
| Measure | Description | Time Frame |
|---|---|---|
| Changes in Pulmonary Function | Basic spirometry tests including FEV1, FVC, forced impulse oscillometry, nitrogen wash-out measures will be performed per standard of care over time. Comparisons will be made to baseline measures. | 6 months, 12 months, 24 months post-procedure |
| Change in 6-Minute Walk Test |
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Inclusion Criteria:
Exclusion Criteria:
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Patients with diagnosis of advanced COPD [20% ≤ FEV1 ≤ 45% and FEV1/FVC < 70% (post-bronchodilator)] who are no longer smoking (quit at least 2 months prior to registry consent) and are able to undergo general anesthesia. All subjects will undergo a CT scan to determine whether bronchial anatomy is appropriate for TLD procedure.
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| Label | URL |
|---|---|
| Nuvaira Website with description of TLD procedure | View source |
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| ID | Term |
|---|---|
| D029424 | Pulmonary Disease, Chronic Obstructive |
| ID | Term |
|---|---|
| D008173 | Lung Diseases, Obstructive |
| D008171 | Lung Diseases |
| D012140 | Respiratory Tract Diseases |
| D002908 | Chronic Disease |
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Change in 6MWT over time |
| 6 months, 1 year, 2 years |
| Respiratory-related Adverse Events | Respiratory-related adverse events will be collected throughout the registry. Rates of respiratory-related adverse events will be reported and compared to historical data. | 24 months |
| Freedom from Device-related Adverse Events | Device-related adverse events will be collected through 6 months post-procedure. The number of subjects free from a device-related adverse event will be reported. | Peri-procedure (within 7 days); 1 month and 6 months |
| D020969 |
| Disease Attributes |
| D010335 | Pathologic Processes |
| D013568 | Pathological Conditions, Signs and Symptoms |