Visit our Evidence-Based Covid-19 Website and Stay Up to Date with the latest Research.
Volume:8 Issue:1 Number:13 ISSN#:2564-2537
ACE Report #10941
Ace Report Cover Spine

Two-year advantage of interspinous spacer not maintained at 3 years following herniation surgery

How to Cite

OrthoEvidence. Two-year advantage of interspinous spacer not maintained at 3 years following herniation surgery. ACE Report. 2019;8(1):13. Available from: https://myorthoevidence.com/AceReport/Report/10941

Study Type:Therapy
OE Level Evidence:2
Journal Level of Evidence:N/A

Wallis Interspinous Spacer for Treatment of Primary Lumbar Disc Herniation: Three-Year Results of a Randomized Controlled Trial

World Neurosurg. 2018 Dec;120:e1331-e1336. doi: 10.1016/j.wneu.2018.09.086

Contributing Authors: R Zhang Z Zhang X Zheng H Gu Y Chang S Zeng S Zhan

Did you know you're eligible to earn 0.5 CME credits for reading this report? Click Here


77 patients with lumbar disc herniation between L3-5 and scheduled for discectomy were randomized to surgery with or without the addition of an interspinous spacer (Wallis dynamic stabilization system; Zimmer). Patients were assessed for clinical and radiographic outcome after 3 years. At 3 years, no significant differences between groups were noted in pain scores on a visual analog scale, the Jap...

To view the full report, start your 30-day free trial today

No credit card required

JOIN Forgot Password?

Not sure if you want to join OrthoEvidence?

Access this report without an Account.

Success, an email containing a link to access this report has been sent to your inbox.

CME Image

Continuing Medical Education Credits

You could be earning 0.5 CME credits for each report you read.

For Reprints and Permissions, click here

Please Login or Join to leave comments.