Assertion: foley catheter | /r/HasProperty | retained in the bladder
Facets:
value: into a closed system
type: OTHER
value: for continuous drainage of urine
type: PURPOSE
Source sentences:
text: Straight catheters are used for intermittent withdrawals, while indwelling (Foley) catheters are inserted and retained in the bladder for continuous drainage of urine into a closed system.