Ct Scan Obital Floor Plate

Orbital blowout fractures occur when there is a fracture of one of the walls of orbit but the orbital rim remains intact.

Ct scan obital floor plate.

This x ray shows the classic transition zone. This is typically caused by a direct blow to the central orbit from a fist or ball. Stryker craniomaxillofacial kalamazoo mi 49002 usa. The overlying colored line in the medial wall and orbital floor area indicate the preoperative virtual planning that is superimposed on the mesh reconstructed area.

We use ct scan data to design the titantium implants to approximate the anatomy of the orbital floor and medial wall. Coronal slice of a postoperative ct scan taken after transconjunctival repair of the complete left medial orbital wall and orbital floor. Epidemiology the blowout fracture is t. Plate designed from ct scan data to approximate solutions anatomy of orbital floor and medial wall orbital floor.

An orbital blowout fracture is a traumatic deformity of the orbital floor or medial wall typically resulting from impact of a blunt object larger than the orbital aperture or eye socket most commonly the inferior orbital wall i e. A 3 d ct of unilateral clinical anophthalmia with hypoplasia of the ipsilateral bone. Plate borders medial wall orbital floor designed from ct scan data the three dimensional implants closely approximate the topographical anatomy of the hu man orbital floor and medial wall to provide accurate recon struction even after significant two wall fractures 5 6 preformed three dimensional shape. The use of a polydioxanone pds plate for orbital reconstruction was evaluated in 20 patients with various traumatic defects of the orbital floor.

These plates consist of implants that closely approximate the topographical anatomy of the human orbital floor and medial wall and are intended for use in a selective craniomaxillofacial trauma. Radiographic analysis showed that in 12 of the 13 patients there was new bone in the orbital floor. We then cover the implant with our proven medpor biomaterial to minimize sharp edges even if the plate requires modification. 54 04005 3d orbital floor plate right large 54 04006 3d orbital floor plate left small 54 04007 3d orbital floor plate left large storage.

Coronal ct shows ablation of the greater wing of the sphenoid bone od with herniation of the temporal lobe into the orbit causing hypoglobus and pulsatile proptosis. To check for an orbital fracture an ophthalmologist will examine the eye and the area around it. They will take pictures of the eye and the eye socket including x rays and ct scans. The matrixmidface preformed orbital plates are designed from ct scan data.

The follow up time was 9 to 45 months mean 20 4 months.