Status:
TERMINATED
Kineflex Artificial Disc System to Treat Degenerative Disc Disease (DDD)
Lead Sponsor:
SpinalMotion
Conditions:
Degenerative Disc Disease
Eligibility:
All Genders
18-60 years
Phase:
NA
Brief Summary
The Kineflex Spinal System is no worse than the Charite Spinal System in patients with single level degenerative disc disease at L4/5 or L5/S1.
Detailed Description
The Kineflex disc is a 3-piece modular design consisting of 2 cobalt chrome molybdenum (CCM) end-plates and a fully articulating CCM core. The system is available in 3 foot print sizes.
Eligibility Criteria
Inclusion
- Inclusion Criteria Summary:
- Be between 18 and 60 years of age
- Have evidence of degenerative disc disease (DDD)
- History of back and/or radicular pain which is severe, ongoing and recurrent
- Minimum 6 month period of prior conservative care
- Moderate Oswestry Disability Index score
- Moderate pain score
- Be likely to return for all follow-up visits
- Be willing and able to provide Informed Consent for study participation.
- Exclusion Criteria Summary:
- Any back or leg pain of unknown origin
- Foot drop
- Previous trauma to the study treatment level with compression or bursting
- Previous retroperitoneal surgery
- Other spinal surgery at affected level except IDET, laminotomy
- Previous thoracic or lumbar fusion
- Documented abnormal abdominal vessel or muscular/fascial pathology or morphology
- Degenerative spondylolisthesis
- Ischemic (spondylolytic) spondylolisthesis
- Spondylitis
- Documented significant spinal, foraminal or lateral stenosis
- Severely reduced disc space height
- Documented presence of free nuclear fragment
- Extensive facet arthritis or degeneration of the facets at any level noted on MRI, CT or X-ray
- Scoliosis of the lumbar spine
- Metabolic bone disease
- Active systemic infection
- Hepatitis
- Active malignancy or history of metastatic malignancy
- Any terminal or autoimmune disease
- Any other disease, condition or surgery which might impair healing
- Recent history of chemical or alcohol dependence
- Current or extended use of any drug known to interfere with bone or soft tissue healing
- Known metal allergy
- Morbid obesity
- Transitional vertebrae at level to be treated that has not clearly fused
- Currently a prisoner
- Currently involved in spinal litigation
- Currently experiencing an episode of major mental illness
- Pregnancy at time of enrollment, since this would contraindicate abdominal surgery
- Participation in another drug, diologic or medical trial within 30 days of study surgery
- Lives more than 300 miles from a study center or participation in any other investigational drug, biologic or medical device study.
Exclusion
Key Trial Info
Start Date :
January 1 2005
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
August 1 2013
Estimated Enrollment :
514 Patients enrolled
Trial Details
Trial ID
NCT00292292
Start Date
January 1 2005
End Date
August 1 2013
Last Update
September 13 2013
Active Locations (21)
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1
Tower Orthopedics and Sports Medicine
Beverly Hills, California, United States, 90211
2
CORE Orthopaedic Medical Center
Encinitas, California, United States, 92024
3
Kaiser Oakland Regional Spine Surgery
Oakland, California, United States, 94611
4
Loma Linda University
San Bernardino, California, United States, 92408