0RGA3A0
Fusion Thoracolumbar Vertebral Joint to Anterior Approach, Anterior Column with Interbody Fusion Device, Percutaneous Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | R Upper Joints |
| Operation | G Fusion |
| Body Part | A Thoracolumbar Vertebral Joint |
| Approach | 3 Percutaneous |
| Device | A Interbody Fusion Device |
| Qualifier | 0 Anterior Approach, Anterior Column |
Operation Definition
Joining together portions of an articular body part rendering the articular body part immobile
Procedure Overview
Fusion procedures permanently join the bones of a joint together so it can no longer move, a technique most often applied to small joints of the wrist and fingers, or occasionally the shoulder, when arthritis, instability, or severe deformity has made the joint too painful or unreliable to preserve. By eliminating motion at that single joint, fusion is intended to relieve pain and restore stability, accepting stiffness in exchange for a more predictable, load-bearing joint.
Surgeons commonly perform fusion for advanced wrist arthritis, for a badly damaged finger joint following trauma or rheumatoid disease, or as a salvage option after a failed joint replacement. The bones are prepared, aligned, and held together with hardware such as plates, screws, wires, or a bone graft while the surfaces knit into a single solid unit over subsequent months.
Anatomy & Axis Detail
Thoracolumbar Vertebral Joint
The thoracolumbar vertebral joint is the single facet joint and disc unit bridging the last thoracic vertebra (T12) and first lumbar vertebra (L1), a transitional zone that absorbs unique biomechanical stress as the spine shifts from the more rigid, rib-stabilized thoracic segment to the more mobile lumbar segment. This junction is prone to compression fractures, degenerative changes, and instability, particularly after trauma or in osteoporotic patients, making it a common site for isolated fusion when adjacent multilevel constructs are not required. Because this joint sits at an anatomically distinct crossover point, it is coded separately from both the thoracic and lumbar joint groupings even when included within a longer construct. Surgeons often approach it posteriorly with instrumentation, and documentation should clarify that the fusion targets this specific transitional level rather than a purely thoracic or lumbar segment.
Approach: Percutaneous
Percutaneous describes entry by needle or instrument puncture through the skin or mucous membrane to reach the site of the procedure, without cutting the tissue open or using a visualizing scope. It differs from Open in that the site itself is never exposed, and from Percutaneous Endoscopic in that no endoscope is used to see internal structures. Common examples include needle biopsies and injections.
Device: Interbody Fusion Device
An interbody fusion device is a cage or spacer inserted into the intervertebral disc space, often packed with bone graft material, to maintain disc height and promote bony fusion between adjacent vertebral bodies. It differs from a vertebral body tether, which stabilizes the spine without intending permanent fusion, and from posterior fixation hardware such as rods and screws.
Qualifier: Anterior Approach, Anterior Column
Anterior Approach, Anterior Column qualifies an acetabular fracture reduction procedure by specifying that both the surgical approach and the fractured column being fixed were anterior. This combination targets anterior column injuries directly, distinguishing it from mixed approach-column combinations used when the fracture pattern requires reaching a column from the opposite side.
Coding & Documentation
The coder must identify the specific joint fused, the approach (open, percutaneous, or percutaneous endoscopic), and the device qualifier reflecting what was used to hold the joint immobile, whether internal fixation, a bone graft from the patient's own body, synthetic substitute, or a combination of graft and internal fixation. A frequent error is choosing the wrong device qualifier when both an autograft and hardware are used together, since ICD-10-PCS has a specific combination qualifier for that scenario rather than defaulting to just "internal fixation device." Another common oversight is failing to code the bone graft harvest separately when it is taken from a different, non-contiguous body part.