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Supplement Sternoclavicular Joint, Right to No Qualifier with Synthetic Substitute, Percutaneous Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | R Upper Joints |
| Operation | U Supplement |
| Body Part | E Sternoclavicular Joint, Right |
| Approach | 3 Percutaneous |
| Device | J Synthetic 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 in the upper joints involve placing biological or synthetic material onto or into a joint to reinforce a weakened structure or restore function, without removing the existing body part. Typical examples include reinforcing a torn rotator cuff or ligament with a graft, augmenting cartilage with a scaffold, or reinforcing a joint capsule after repeated dislocations. The native anatomy stays in place; the graft or synthetic patch simply adds strength or bulk where the original tissue has become too thin, torn, or lax to function on its own.
This approach is chosen when a structure is still present but insufficient, distinguishing it from procedures that remove and replace tissue outright. It is commonly performed for chronic overuse injuries in the shoulder, elbow, or wrist, for stabilizing a joint prone to recurrent instability, or for reinforcing tissue during a revision procedure after a prior repair has failed. Recovery generally involves protecting the graft while it integrates with surrounding tissue.
Anatomy & Axis Detail
Sternoclavicular Joint, Right
The right sternoclavicular joint is the sole bony connection between the upper extremity and the axial skeleton, formed where the medial clavicle meets the manubrium across a fibrocartilaginous disc stabilized by strong anterior and posterior capsular ligaments. Because these ligaments bear the load of arm movement transmitted through the clavicle, they are vulnerable to attenuation from repetitive strain, trauma, or atraumatic instability, and supplementation is used to reinforce a stretched or partially torn capsule, often with tendon graft or synthetic material woven through drill tunnels in the clavicle and manubrium. The joint sits directly anterior to the great vessels and trachea, so graft passage and fixation require careful posterior protection. Persistent instability here can affect shoulder girdle mechanics, making durable capsular reinforcement clinically important.
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: Synthetic Substitute
Synthetic Substitute designates a device made from manufactured, non-biologic material, such as mesh or prosthetic components, used to replace or augment a body part. It is distinguished from the two tissue substitute categories by its artificial composition, which carries different considerations for integration and long-term durability than biologic grafts.
Coding & Documentation
Coders assign Supplement when the documentation shows material, whether autograft, allograft, or synthetic mesh, was added to reinforce or augment an existing joint structure that was left in place. The operative note should identify the type of graft material used and the joint structure being reinforced, since the device or substance character qualifier depends on this detail. A common mistake is assigning Supplement when a torn structure was actually repaired using only sutures with no added material, which instead falls under Repair; graft or synthetic augmentation is what triggers Supplement. Another frequent error is missing a concurrent Excision or Repair code when the surgeon first debrided damaged tissue before adding the reinforcing material, since these represent distinct objectives within the same operative episode.