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AC Joint Reconstruction

A procedure that rebuilds the torn ligaments at the top of the shoulder to restore the collarbone's position after a severe AC joint separation.

Adult practicing shoulder mobility outdoors

About this procedure

AC joint reconstruction restores the connection between the collarbone and the shoulder blade after the supporting ligaments are severely torn. Dr. Sonntag repositions the collarbone and reconstructs the ligaments, often using a graft to recreate the stabilizing support, which brings the joint back to its normal alignment and function.

Dr. Sonntag reserves reconstruction for high-grade separations or cases where pain and weakness persist after conservative care. He confirms the severity with an exam and imaging, since most milder separations heal without surgery. When the ligaments cannot recover on their own, rebuilding them restores reliable shoulder mechanics.

What to expect

  • Restores the collarbone to its normal position
  • Reconstructs ligaments using a supporting graft
  • Relieves pain from a severe separation
  • Rebuilds strength for lifting and pushing*
Recovery

The shoulder is protected in a sling for about six weeks while the reconstruction heals, followed by progressive therapy, with return to full activity generally around four to six months.*

Care with Dr. Jeffrey R. Sonntag

Dr. Jeffrey R. Sonntag, DO is a board-certified orthopedic surgeon with fellowship training in shoulder and elbow surgery, practicing at OSMC in Granger, IN, Elkhart, IN, Middlebury, IN.

View education, fellowship training, and credentials

Let's get you moving again.

Request a consultation and Dr. Sonntag's team will be in touch, typically within one business day. Most major insurance accepted.