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Efficacy and Safety of Accell Evo3 DBM in Instrumented Posterolateral Lumbar Spine Fusion

This study has been completed.
Information provided by (Responsible Party):
SeaSpine, Inc. Identifier:
First received: August 30, 2011
Last updated: October 12, 2016
Last verified: October 2016
The objective of this study is to prospectively evaluate the performance of Integra Accell Evo3 Demineralized Bone Matrix as an adjunct for posterolateral spine fusion with a retrospective comparison to a historical patient cohort.

Condition Intervention
Degenerative Changes
Device: Integra Accell Evo3

Study Type: Interventional
Study Design: Intervention Model: Single Group Assignment
Masking: Open Label
Primary Purpose: Treatment
Official Title: Efficacy and Safety of Integra Accell Evo3 Demineralized Bone Matrix Instrumented Posterolateral Lumbar Spine Fusion

Further study details as provided by SeaSpine, Inc.:

Primary Outcome Measures:
  • Posterolateral fusion by radiographic assessment 12 months post surgery [ Time Frame: 12 months ]

Secondary Outcome Measures:
  • Posterolateral fusion by radiographic assessment at 6 and 24 months post surgery [ Time Frame: 6 months and 24 months ]
  • Interbody fusion by radiographic assessment at 6 months, 12 months and 24 months post surgery [ Time Frame: 6, 12 and 24 months ]
  • Medical Outcomes [ Time Frame: Baseline, 6 weeks, 3, 6, 12 and 24 months ]
    SF-12v2, Oswestry Disability Index, Leg and Back Pain (VAS)

  • Complication Rates [ Time Frame: Surgery (baseline), 6 weeks, 3, 6, 12 and 24 months ]

Enrollment: 55
Study Start Date: June 2011
Study Completion Date: October 2016
Primary Completion Date: March 2016 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Accell Evo3 Device: Integra Accell Evo3
Prospective use Integra Accell Evo3


Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Age 18 years of age or older at the time of surgery
  • Require spinal fusion using posterior TLIF, PLF or PLIF in 1 to 3 levels between L3-S1
  • Follow-up radiographic imaging post surgery

Exclusion Criteria:

  • Long term users of medications known to inhibit fusion,bone metabolism or epidural steroid injections
  • Immunosuppressive agents, Disease Modifying Anti-rheumatic drugs (DMARDs) or any similar immunomodulating drugs, Growth Factors or Insulin
  • Treated with radiotherapy since their surgery
  • Medical conditions known to impact bone metabolism, such as Paget's disease, osteoporosis
  • Pregnant or lactating women or women wishing to become pregnant
  • Prisoner
  • Participating in an investigational drug or another device study
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT01430299

United States, California
University of CA-Davis, Dept. of Orthopaedics, Adult & Pediatric Spine Surgery
Sacramento, California, United States, 95816
Sponsors and Collaborators
SeaSpine, Inc.
Principal Investigator: Eric Klineberg, M.D. University of CA - Davis
  More Information

Responsible Party: SeaSpine, Inc. Identifier: NCT01430299     History of Changes
Other Study ID Numbers: ACC3-US-2010-1
Study First Received: August 30, 2011
Last Updated: October 12, 2016

Additional relevant MeSH terms:
Spinal Diseases
Bone Diseases
Musculoskeletal Diseases processed this record on March 24, 2017