0QDF0ZZ
Extraction Patella, Left to No Qualifier with No Device, Open Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | Q Lower Bones |
| Operation | D Extraction |
| Body Part | F Patella, Left |
| Approach | 0 Open |
| Device | Z No Device |
| Qualifier | Z No Qualifier |
Operation Definition
Pulling or stripping out or off all or a portion of a body part by the use of force
Procedure Overview
Extraction in the lower bones describes pulling or stripping out bone material using force, rather than cutting it free. This root operation is less common for bone than for other tissues, but it applies when a fragment or structure is physically pulled away rather than dissected out - for example, forcibly removing a broken segment during hardware revision or manually stripping periosteal tissue attached to bone.
These procedures are usually part of a larger reconstructive or trauma-related case, addressing damage that has already occurred rather than treating disease directly.
Anatomy & Axis Detail
Patella, Left
The left patella is a compact, triangular sesamoid bone lying within the quadriceps tendon that articulates with the femoral trochlea to guide and reinforce knee extension. Because of its small size and subcutaneous position, extraction here is generally limited in scope, most often involving removal of a loose bone fragment following a fracture or osteochondral injury, or a small diagnostic core sample from a suspected patellar lesion, accomplished by pulling tissue free rather than by surgical excision. Its role within the extensor mechanism means that even limited procedures are approached with attention to preserving the tendon's continuity and the patellofemoral articular surface. The left patella is coded distinctly from its right-sided counterpart.
Approach: Open
Open approach means the surgeon cuts through skin, mucous membrane, or other tissue layers to physically expose the target site to view before performing the procedure. It gives direct visualization and hands-on access, distinguishing it from Percutaneous approaches where instruments pass through a small puncture without exposing the site. Open is typical for procedures needing wide access, such as most laparotomies.
Coding & Documentation
Coders should assign extraction only when the documentation explicitly describes forceful pulling or stripping, not routine cutting. This distinction matters because the same-looking removal of a bone piece can be excision, extirpation, or extraction depending on the technique the surgeon actually used, and operative notes don't always use precise root-operation language. When the method is ambiguous, query the physician rather than defaulting to the more familiar excision code - this is the most common error in this family, since extraction cases in bone are relatively rare and easy to miscode as something more routine.