Case Studies

Treatment of SI Joint Dysfunction Post Lumbar Fusion

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“The iFuse 3D Implant System provided my patient SI joint pain resolution and fusion .”

Daniel Denis, MD

*Consultant for SI-BONE, Inc.

Provider
Daniel Denis, MD, MSc, FRCSC*
Speciality
Neurosurgeon
Facility
Ochsner Health Center
Bio
Fellowship: University of California Los Angeles, Minimally Invasive Spinal Surgery
Residency: University of... More
Ochsner Health Center

Case Details

Condition
SI Joint Dysfunction
Product(s)
iFuse 3D
Patient
80 y/o female

Bilateral Sacroiliac Joint Dysfunction Following L4-S1 Fusion

Patient Case History:
  • High lumbar lordosis (77°) & pelvic incidence (86°)
  • Spinal stenosis (L4-5) & radiculopathy (L5-S1)
  • L4-5 & L5-S1 MIS transforaminal interbody fusion, November 2017
  • Revision open L4-S1 fusion for pseudoarthrosis and hardware loosening, March 2019
  • Bi-lateral SI joint degeneration with pain post revision surgery verified via SI joint block injection.
Dennis - Bilateral Sacroiliac Joint Dysfunction - 1 Revision L4-S1 fusion
Dennis - Bilateral Sacroiliac Joint Dysfunction - 1 Revision L4-S1 fusion
Dennis - Bilateral Sacroiliac Joint Dysfunction - 2 SI joint degenerative changes
Dennis - Bilateral Sacroiliac Joint Dysfunction - 2 SI joint degenerative changes
Dennis - Bilateral Sacroiliac Joint Dysfunction - 3 SI joint block
Dennis - Bilateral Sacroiliac Joint Dysfunction - 3 SI joint block
Surgical Procedure:
  • Bilateral SI joint fusion using the iFuse 3D Implant System, August 2020
Dennis - Bilateral Sacroiliac Joint Dysfunction - 4 Bilateral SIJF lateral lumbar
Dennis - Bilateral Sacroiliac Joint Dysfunction - 4 Bilateral SIJF lateral lumbar
Dennis - Bilateral Sacroiliac Joint Dysfunction - 5 Bilateral SIJF A/P
Dennis - Bilateral Sacroiliac Joint Dysfunction - 5 Bilateral SIJF A/P
Post-op:1
  • Post-op resolution of bilateral SI joint pain.
  • CT of lumbar spine at +2 years post-op shows confirmation of the SI joint fusion.
Dennis - Bilateral Sacroiliac Joint Dysfunction - 6 CT Scan
Dennis - Bilateral Sacroiliac Joint Dysfunction - 6 CT Scan

1Patient results may vary

Healthcare professionals should refer to the Instructions For Use for indications, contraindications, warnings, and precautions at https://si-bone.com/label.  

There are potential risks associated with iFuse procedures. They may not be appropriate for all patients and all patients may not benefit.
For information about the risks, visit https://si-bone.com/risks

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