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The S-LIF Procedure

Standalone Lumbar Interbody Fusion (S-LIF) using the VariLift® device is a least-invasive alternative to traditional MIS fusion and a major breakthrough that may provide immediate relief from back pain while restoring function for patients suffering from degenerative spine disorders. 

Benefits of the S-LIF Procedure using VariLift®-LX Device over Traditional MIS Spine Fusion

Stand-Alone Icon Stand-Alone Device

No rods, screws, or plates necessary for fusion.

Quicker Recovery Shorter Recovery Get on your feet and back to daily activities quicker.
ASC ASC Ready May be performed in an outpatient setting for appropriate patients. 
MIS Ruler Small MIS Incision May cause less scarring and promote faster healing times.

VariLift-LX Logo

VariLift®-LX is the only FDA-cleared stand-alone lumbar interbody fusion device on the market that doesn’t require additional screws/rods. The simplicity of the procedure, faster recovery times, and 94% fusion rate1 make VariLift® an attractive treatment option for patients with symptomatic spondylolisthesis, degenerative disc disease, or adjacent segment disease.



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Wenzel Spine solutions may contribute to faster recovery times by minimizing tissue disruption. This can contribute to patients long term pain reduction and getting back to their daily lives quicker.



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Demonstrated Success

Patients that have procedures with our technologies may have shorter operative times, gain immediate stabilization, and have demonstrated long-term results. In this retrospective study of 470 patients, pain was reduced and maintained over a 12 month period.

Read Our SpineIQ Blog

Feeling overwhelmed by the thought of having spine surgery? Check out our blog for helpful insights, tools, and resources that will help you on your journey to healing.