0MUF0KZ
Supplement Sternum Bursa and Ligament to No Qualifier with Nonautologous Tissue Substitute, Open Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | M Bursae and Ligaments |
| Operation | U Supplement |
| Body Part | F Sternum Bursa and Ligament |
| Approach | 0 Open |
| Device | K Nonautologous Tissue Substitute |
| Qualifier | Z No Qualifier |
Operation Definition
Putting in or on biological or synthetic material that physically reinforces and/or augments the function of a portion of a body part
Procedure Overview
Supplement procedures add biological or synthetic material to reinforce or augment a bursa or, much more commonly, a ligament that remains largely intact but needs additional structural support. A typical example is augmenting a partially torn ligament with a collagen patch, mesh, or allograft strip to bolster its strength without removing and fully replacing the native tissue.
This approach is chosen when a ligament has enough healthy tissue to preserve but is not strong enough on its own to withstand normal joint stress, often in cases of chronic laxity, partial tearing, or degenerative thinning. It is also used in some reconstructive techniques that combine native ligament preservation with graft augmentation, an increasingly common alternative to full replacement for certain knee and ankle ligament injuries. The added material integrates with the existing structure over time, aiming to restore joint stability while keeping as much of the patient's own tissue as possible.
Anatomy & Axis Detail
Sternum Bursa and Ligament
The sternum bursa and ligament value refers to the ligamentous attachments and any associated bursal tissue around the sternum, including the sternoclavicular and costosternal ligaments that anchor the rib cage anteriorly and support the mechanics of breathing. Supplement is used when one of these ligaments has weakened, for example following chronic sternoclavicular joint stress or after a prior injury that left residual laxity, and the surgeon reinforces the ligament with graft material while preserving the native structure. This is an uncommon procedure compared to bony sternal repairs, and documentation should clearly distinguish ligament augmentation from any concurrent bone or cartilage procedure at the same site, since those are coded separately under different body systems.
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.
Device: Nonautologous Tissue Substitute
Nonautologous Tissue Substitute refers to biologic material sourced from a donor or another species, such as an allograft or xenograft, used to replace a body part. It differs from Autologous Tissue Substitute by tissue origin outside the patient's own body, and from Synthetic Substitute by being biologic rather than manufactured material.
Coding & Documentation
Coders assign Supplement when the operative note describes reinforcing an existing bursa or ligament with graft, mesh, or other material while the native structure is left in place, not excised. Key language includes "augmented," "reinforced," or "buttressed with graft." The most frequent error is confusing this with Replacement - if the surgeon documents that the damaged ligament was removed before the new material was placed, Replacement is correct instead. Coders should also confirm the supplementing material is a recognized device or biologic value, since the device character of the procedure affects code selection.