Assertion: pigtail stent | /r/HasProperty | placed within ureteral lumen
Facets:
value: in a retrograde
type: TEMPORAL
value: in antegrade fashion
type: OTHER
Source sentences:
text: • Double-J® or pigtail stent is a catheter or tube placed within the ureteral lumen in a retrograde or antegrade fashion in order to maintain its patency