Glossary

Xenograft

Syn.: Heterogeneous graft, Heterograft. Grafting material harvested from different species from that of the recipient.

XLIF

eXtreme lateral lumbar intervertebral fusion The XLIF (eXtreme Lateral Interbody Fusion) is an approach to spinal fusion in which the surgeon accesses the intervertebral disc space and fuses the lumbar spine (low back) using a surgical approach from the side (lateral) rather than from the front (anterior) or the back (posterior). The XLIF is one …

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XLPE

Cross-linked polyethylene, commonly abbreviated PEX, XPE or XLPE, is a form of polyethylene with cross-links. Highly cross-linked polyethylene is used in artificial joints as a wear-resistant material, preferred in hip replacement because of its resistance to abrasive wear.

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