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Fig. 4 | BMC Musculoskeletal Disorders

Fig. 4

From: Comparison of electromagnetic and optical navigation assisted Endo-TLIF in the treatment of lumbar spondylolisthesis

Fig. 4

Preparation of Electromagnetic navigation. A After the field generator and a patient tracker equipped with signal coils was fixed on the ilium. B and C Anteroposterior and lateral fluoroscopic views of the lumbar segment were taken. D The software made surface matching on the respective vertebral body with the preoperative CT data in the electromagnetic coordinate system

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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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