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Revision Lower Tendon to No Qualifier with Synthetic Substitute, Open Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | L Tendons |
| Operation | W Revision |
| Body Part | Y Lower Tendon |
| Approach | 0 Open |
| Device | J Synthetic Substitute |
| Qualifier | Z No Qualifier |
Operation Definition
Correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device
Procedure Overview
Revision procedures on tendons address problems with a previously placed device, such as an anchor, suture material, or synthetic graft, that is malfunctioning, has migrated, or is otherwise not functioning as intended. Rather than performing a new repair, the surgeon goes back into the surgical site to adjust, reposition, or partially correct the existing hardware.
This type of procedure commonly follows a prior tendon repair or reconstruction where a suture anchor has pulled loose, a graft fixation device has shifted, or hardware is causing irritation or impinging on surrounding tissue. Patients typically present with recurrent pain, instability, or imaging findings showing device displacement rather than a fresh injury.
Because Revision is inherently tied to a prior procedure, it is usually performed by the same surgical team that placed the original device, or by a specialist reviewing the earlier operative report to understand what was implanted and where.
Anatomy & Axis Detail
Lower Tendon
Revision of a lower tendon corrects or adjusts a prior surgical intervention on a tendon of the lower extremity or pelvic region, such as loosened hardware from an Achilles repair, a failed patellar tendon graft, or a hamstring tenodesis that has come under increased tension from gait loading. Lower extremity tendons bear substantial weight and repetitive cyclical stress, so failures often present as pain, instability, or recurrent rupture at a previously operated site rather than as new injury. Surgeons performing revision here typically remove or reposition existing anchors, reinforce or replace degraded graft material, and re-establish appropriate tension for weight-bearing function. As with the upper tendon grouping, the code does not specify which individual lower tendon is involved, so the operative report must clearly state the target of the prior procedure being revised.
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: 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
Documentation must clearly establish that an existing device was corrected in place, whether by repositioning, tightening, or partial adjustment, rather than removed and replaced with a new one. If the surgeon takes the device out entirely and puts in a new device, that combination is coded as Removal followed by the appropriate replacement-type root operation, not Revision.
Coders frequently misassign Revision when the note is ambiguous about whether hardware was adjusted versus swapped out. Careful reading of the operative report for verbs like "repositioned," "tightened," or "realigned" versus "removed and replaced" is essential, and the body part value should reflect the tendon where the device sits, not necessarily the site of the original injury.