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Official Description

Suture of iris, ciliary body (separate procedure) with retrieval of suture through small incision (eg, McCannel suture)

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

The procedure described by CPT® Code 66682 involves the surgical suture of the iris and ciliary body, classified as a separate procedure. This technique is specifically utilized to address injuries or defects in these ocular structures. The process begins with the creation of a small incision in the conjunctiva, located at the limbus, which is the border between the cornea and the sclera, adjacent to the site of the injury. The use of suture material is integral to this procedure, as it is threaded through a needle that is strategically inserted at a point directly opposite the injury, ensuring proper alignment and tension during the repair. The needle traverses several anatomical layers, including the cornea, anterior chamber, iris base, iris root, and sclera, ultimately exiting at the injury site. This meticulous approach allows for several centimeters of suture to be pulled through the wound, with the suture material remaining attached to the needle for subsequent passes. The technique may involve a second pass through the iris root on the opposite side of the defect, facilitating a secure closure. The ends of the suture are then tied over the sclera, with the knot being buried to minimize irritation and promote healing. The conjunctival incision is subsequently closed, completing the procedure. This method of suture repair is often referred to as a McCannel double arm suture, highlighting its specific application in ocular surgery.

© Copyright 2026 Coding Ahead. All rights reserved.

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