SENTINUS Corpectomy Mesh Cage Surgical Technique

SENTINUS Corpectomy Mesh Cage Surgical Technique Positioning:  The procedure is performed under general anesthesia. The patient should be placed in a supine position. [A] It will be easier to image the lateral scopy of the cervical vertebrae during the operation, as the shoulders of the patient lying in the supine position are pulled down with the luster and fixed firmly to the legs. [B]

SENTINUS Corpectomy Mesh Cage Surgical Technique Perform Corpectomy and Prepare Endplates  Perform a partial or complete corpectomy as required by the pathology: Excise the disc material and the superficial layers of the cartilaginous parts of the adjacent endplates. Adequate cleaning of the endplate – especially in the peripheral parts – is important for the vascular supply. [A] & [B]

SENTINUS Corpectomy Mesh Cage Surgical Technique Determine implant size  The measurement of the intervertebral distance is estimated using the measuring device. This will enable implant height to be chosen. The height of the implant in its neutral position should be less than the height of the defect. The implant height when expanded should exceed the height of the defect, Including the desired amount of anchorage. [A] & [B]

SENTINUS Corpectomy Mesh Cage Surgical Technique Implant Preperation Cutting The Sentinus Mesh  Mesh Cutter is used to trim the mesh to the appropriate height. [A] Attaching the End Rings to The Sentinus Mesh  The standard rings are placed inside the mesh at the desired location. [B]

SENTINUS Corpectomy Mesh Cage Surgical Technique Device Insertion and Placement  Prior to implanting, holder is used. [A] Expandable Corpectomy Cage is inserted into the resected part of the spinal column and align it in the sagittal and frontal plane. The optimal position for Sensinus Corpectomy Cage is in the centre of the vertebral endplate. To allow bony fusion, maintain some space around the implant endplates. [B]

SENTINUS Corpectomy Mesh Cage Surgical Technique Applying Bone Material  The area around close to the vascularised tissue is the area most likely to fuse and provide stability later on. Therefore fill this area with the largest possible amount of bone graft, especially the anterior part of the instrumented zone. [A]

SENTINUS Corpectomy Mesh Cage Surgical Technique Apply Suplemental Fixation  For spinal stability and to maintain adequate compression on the construct, the expandable corpectomy cages are indicated for use with supplemental fixation. An anterior plate will be screwed into position to assist immobilization of the spine.

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