2 results
Approved WMOCompleted
The objective of this study is to evaluate the safety and device performance of the Portaero Pneumostoma System to create and maintain a transthoracic pneumostoma in patients with severe emphysema and hyperinflation.
Approved WMOCompleted
VIKS-2A:To determine the optimal dosage of vitamin K for supplementation to obtain a stable anticoagulation effect.VIKS-2B:To determine whether supplementation with the found optimal dosage of vitamin K from study VIKS-2A will decrease the number of…