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Table 2 ROM in individual specimen in the cylindrical cage group. The ROM in degrees in intact specimen, following fixation with the cylindrical cage, and following additional posterior translaminar screw fixation.

From: Biomechanical evaluation of immediate stability with rectangular versus cylindrical interbody cages in stabilization of the lumbar spine

 

Intact

Following cage insertion

Following additional translaminar screw fixation

 

FE

LAT

ROT

FE

LAT

ROT

FE

LAT

ROT

Specimen 1

7.183

4.502

6.827

3.089

2.767

2.635

1.925

1.202

1.318

Specimen 2

4.803

2.691

3.016

0.999

2.223

2.286

1.446

0.689

0.651

Specimen 3

6.581

3.803

5.293

4.153

1.145

2.228

1.283

0.73

0.519

Specimen 4

3.982

2.015

4.168

1.262

1.201

2.384

0.725

0.197

1.096

Specimen 5

5.871

3.692

3.923

2.483

3.81

0.82

1.016

0.609

0.769

  1. FE-flexion-extension, LAT-lateral bending, ROT-rotation.