Robdrain® Product Quick Finder close Product Quick Finder Show results Choose a category or subcategory Show categories B. Braun Sharing Expertise Robdrain® Closed gravity drainage set Robdrain® Robdrain closed gravity drainage set consisting of:Silicone drainX-ray line4 lateral eyes/openingsCentral openingLength 100 cmDrainage bag350 mlBottom outlet Indication Removal of blood and secretions from wounds.