W
The Revision root operation is identified by the character code W
in the 3rd position of the procedure code. It is defined as Correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device.
Revision can include correcting a malfunctioning or displaced device by taking out or putting in components of the device such as a screw or pin.
Includes:
Section:
0
= Medical and Surgical
Body System:
Y
= Anatomical Regions, Lower Extremities
Root Operation:
0
- Alteration2
- Change3
- Control6
- Detachment9
- DrainageB
- ExcisionH
- InsertionJ
- InspectionM
- ReattachmentP
- RemovalQ
- RepairU
- Supplement