ICD-10-PCS Billable Code

0MXC4ZZ

Transfer Upper Spine Bursa and Ligament to No Qualifier with No Device, Percutaneous Endoscopic Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemM Bursae and Ligaments
OperationX Transfer
Body PartC Upper Spine Bursa and Ligament
Approach4 Percutaneous Endoscopic
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

Moving, without taking out, all or a portion of a body part to another location to take over the function of all or a portion of a body part

Procedure Overview

Transfer procedures in this family move a bursa or ligament, or a portion of one, from its native location to a new site so it can take over the mechanical job normally performed by a different structure, without detaching its original blood and nerve supply. This is most often seen in tendon transfer surgery involving ligamentous tissue used to restore function after nerve injury, chronic tendon rupture, or joint instability where the original stabilizing structure can no longer do its job.

Because the tissue stays connected to its native blood supply, these procedures differ from a graft, which is fully detached and moved elsewhere. Surgeons choose this approach when a nearby ligament or bursal structure is healthy enough to be rerouted and can plausibly substitute for a damaged one, offering better long-term durability than an artificial replacement in select patients.

Anatomy & Axis Detail

Upper Spine Bursa and Ligament

The bursae and ligaments of the upper spine, including the ligamentum flavum, interspinous, and supraspinous ligaments, maintain segmental stability of the cervical and upper thoracic vertebrae while allowing the controlled flexion and extension needed for head and neck movement. A transfer in this region involves mobilizing a strip of this ligamentous tissue, kept attached to its blood supply, to reinforce or replace the function of an adjacent structure weakened by degeneration or prior surgery, an approach occasionally incorporated into complex spinal stabilization procedures. Because the spinal ligaments lie in close proximity to neural structures, any transfer here demands careful attention to avoid compromising the spinal canal, and documentation should clearly identify which ligamentous segment was repositioned and toward what anatomic goal.

Approach: Percutaneous Endoscopic

Percutaneous Endoscopic combines a puncture through skin or mucous membrane with insertion of an endoscope to visualize the procedure internally, as in laparoscopic cholecystectomy. It is distinguished from plain Percutaneous by the presence of scope-guided visualization, and from Via Natural or Artificial Opening Endoscopic by its route being a new puncture rather than an existing orifice or stoma.

Coding & Documentation

A code from this family applies when documentation clearly shows tissue being rerouted to a new location while remaining attached to its vascular pedicle, with the explicit intent of taking over another structure's function. The operative report should name both the origin site and the new destination, along with the functional deficit being addressed. Coders frequently misassign these cases as Transplantation, which requires the tissue to be completely freed from its original site, or as Repair, when the surgeon has simply reattached tissue back to its original position rather than relocating it to serve a new purpose.

Commonly Confused With

TransplantationThe closest source of confusion is Transplantation, distinguished only by whether the vascular supply is preserved (Transfer) or severed and reestablished at the new site (Transplantation).
ReattachmentReattachment is another frequent mix-up, used when a structure is put back in its original anatomic location rather than moved to substitute for a different one.