Status:

COMPLETED

Evaluation of the Spiration® Valve System for Emphysema to Improve Lung Function

Lead Sponsor:

Olympus Corporation of the Americas

Conditions:

Emphysema

Eligibility:

All Genders

40+ years

Phase:

NA

Brief Summary

EMPROVE is a multicenter, prospective, randomized, controlled study designed to evaluate the safety and long-term effectiveness of the Spiration Valve System in patients with emphysema. Patients appr...

Detailed Description

The Spiration Valve is a small, one-way valve that is used to block air from entering diseased portions of the lung. This helps to reduce the volume in diseased lung due to hyperinflation. Volume redu...

Eligibility Criteria

Inclusion

  • Subject has severe and heterogeneous emphysema with severe dyspnea
  • Subject certified to meet the criteria of ATS/ERS guidelines for management of stable COPD
  • Subject must be able to demonstrate physical ability to participate in the study by performing a 6-minute walk distance of ≥ 140 m
  • Subject has abstained from cigarette smoking for 4 months and is willing to abstain throughout the study
  • Pulmonary Function Testing Results (PFT's) demonstrate:
  • FEV1 ≤ 45% of predicted
  • RV ≥ 150% of predicted
  • TLC ≥ 100% of predicted

Exclusion

  • Patient has a BMI \< 15 kg/m2
  • Arterial Blood Gas Level (ABG) indicates:
  • PCO2 \> 55 mm Hg
  • PO2 \< 45 mm Hg on room air
  • Subject has a diffuse emphysema pattern
  • Subject has bronchitis with sputum production \> 4 Tablespoons or 60 ml per day
  • Subject has an active asthma (\>15 mg of prednisone daily)
  • Giant bulla (\> 1/3 volume of lung)
  • Pulmonary hypertension
  • Subject with prior major lung surgery or recent hospitalization for COPD exacerbation or respiratory infections

Key Trial Info

Start Date :

June 1 2013

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

August 1 2022

Estimated Enrollment :

172 Patients enrolled

Trial Details

Trial ID

NCT01812447

Start Date

June 1 2013

End Date

August 1 2022

Last Update

May 31 2024

Active Locations (34)

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Page 1 of 9 (34 locations)

1

Sparks Regional Medical Center

Fort Smith, Arkansas, United States, 72901

2

Kaiser Permanente Riverside Medical Center

Riverside, California, United States, 92505

3

University of California San Diego

San Diego, California, United States, 92103

4

California Pacific Medical Center

San Francisco, California, United States, 94115