The Osteoarticular Transfer System is surgical procedure to core out a damaged bit of joint cartilage and replace it with a healthy bit from a donor.

prepared defect for OATS graft

A defect in the cartilage is prepared for grafting by coring out bone and cartilage.

OATS - osteoarticular transfer system

A plug of healthy bone and cartilage is press-fitted into the hole to replace the original tissues.

 

Technique of osteoarticular transfer system

The recipient hole is prepared to a depth not exceeding one centimetre. The core of donor bone is taken from the donor femur and press-fitted into the prepared recipient area. Patients need to be non-weight-bearing for several weeks and have daily CPM to keep the joint moving gently so that the new bone and cartilage can fully integrate.

Synonyms: 
OATS
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Surgical cartilage repair for knee osteoarthritis

An overview of the various options available for surgical cartilage repair of the knee.

Surgery to slow established patellofemoral arthritis

Part 9 of a course on Patellofemoral Pain by Dr Ronald Grelsamer of Mount Sinai Hospital in New York.

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FORUM DISCUSSIONS

Failed OATS-How Do I Know.

How do you choose ACI vs OATS???

OATS - successful!


CLINICAL PUBLICATIONS

Refrigerated osteoarticular allografts to treat articular cartilage defects of the femoral condyles. A prospective outcomes study. LaPrade RF, Botker J, Herzog M and Agel J. J Bone Joint Surg Am. 2009 Apr;91(4):805-11. doi: 10.2106/JBJS.H.00703.

Distal Femoral Osteoarticular Allografts: Long-term Survival, But Frequent Complications. Toy PC, White JR, Scarborough MT, Enneking WF and Gibbs CP. Clin Orthop Relat Res. 2010 Nov; 468(11): 2914–2923.


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