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Safety and Feasibility Study of the Chartis System With Heterogeneous Emphysema Prior to Endobronchial Lung Volume Reduction (ELVR)

This study has been completed.
Information provided by:
Pulmonx, Inc. Identifier:
First received: May 23, 2008
Last updated: January 20, 2009
Last verified: January 2009
The purpose of this study is to evaluate the safety and feasibility of the Chartis System in measuring air flow and pressures in isolated lung compartments in emphysema patients prior to endobronchial lung volume reduction (ELVR).

Condition Intervention Phase
Heterogeneous Emphysema
Device: Chartis System
Phase 1
Phase 2

Study Type: Interventional
Study Design: Intervention Model: Single Group Assignment
Masking: Open Label
Primary Purpose: Diagnostic
Official Title: A Safety and Feasibility Study of the Chartis System in Subjects With Heterogeneous Emphysema Prior to Endobronchial Lung Volume Reduction (ELVR)

Resource links provided by NLM:

Further study details as provided by Pulmonx, Inc.:

Primary Outcome Measures:
  • Adverse events [ Time Frame: Until end of study procedure ]

Secondary Outcome Measures:
  • Technical success [ Time Frame: During procedure and up 1 week post procedure ]

Enrollment: 25
Study Start Date: May 2008
Study Completion Date: November 2008
Primary Completion Date: November 2008 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: 1 Device: Chartis System
Assessment of airway flow and pressure


Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Heterogeneous emphysema as determined by high-resolution CT scan
  • Scheduled for clinically indicated ELVR procedure

Exclusion Criteria:

  • Hyperexcretive chronic bronchitis or excessive sputum secretion
  • Active pulmonary infection
  • Active asthma or lung hyper-responsiveness
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Please refer to this study by its identifier: NCT00684892

Thoraxklinik am Universitatsklinikum Heidelberg
Heidelberg, Germany, D-69126
Sponsors and Collaborators
Pulmonx, Inc.
Principal Investigator: Felix Herth, MD Thoraxklinik am Universitatsklinikum Heidelberg
  More Information

Responsible Party: Carol Anne Yarbrough, RN, Director, Clinical Affairs, Pulmonx, Inc. Identifier: NCT00684892     History of Changes
Other Study ID Numbers: PRT01029
Study First Received: May 23, 2008
Last Updated: January 20, 2009

Keywords provided by Pulmonx, Inc.:
Endobronchial Lung Volume Reduction

Additional relevant MeSH terms:
Pulmonary Emphysema
Pathologic Processes
Pulmonary Disease, Chronic Obstructive
Lung Diseases, Obstructive
Lung Diseases
Respiratory Tract Diseases processed this record on May 25, 2017