patients undergoing venous malformation embolization operation through general anesthesia.
aged 18-65 years old.
operating time varies 1-4h,and extubation after the operation.

NCT02552459_inc_T1
Procedure
venous malformation embolization operation
NCT02552459_inc_T2
Procedure
general anesthesia
NCT02552459_inc_T3
Person
aged
NCT02552459_inc_T4
Value
18-65 years old
NCT02552459_inc_T5
Measurement
operating time
NCT02552459_inc_T6
Value
1-4h
NCT02552459_inc_T7
Procedure
extubation
NCT02552459_inc_T8
Temporal
after the operation
NCT02552459_inc_T9
Reference_point
the operation
NCT02552459_inc_T10
Procedure
operation