Operation on nervous system	Removal of device from central nervous system	Surgical removal
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Cerebrospinal fluid valve removal (procedure)
	CSF valve removal
	Cerebrospinal fluid valve removal
	verwijderen van klep van liquordrain
	verwijderen van klep van cerebroventriculaire shunt

Id	286858009
Status	Defined

Direct device	Cerebrospinal fluid shunt valve
Method	Surgical removal - action
Procedure site - Indirect	Structure of central nervous system