Ignite Creation Date:
2025-12-25 @ 12:10 AM
Ignite Modification Date:
2025-12-25 @ 10:11 PM
Study NCT ID:
NCT00484458
Status:
UNKNOWN
Last Update Posted:
2011-10-04
First Post:
2007-06-07
Is NOT Gene Therapy:
False
Has Adverse Events:
False
Brief Title:
Wallis Stabilization System for Low Back Pain
Sponsor:
Organization:
Raw JSON
{'hasResults': False, 'derivedSection': {'miscInfoModule': {'versionHolder': '2025-12-24'}, 'conditionBrowseModule': {'meshes': [{'id': 'D017116', 'term': 'Low Back Pain'}, {'id': 'D055959', 'term': 'Intervertebral Disc Degeneration'}], 'ancestors': [{'id': 'D001416', 'term': 'Back Pain'}, {'id': 'D010146', 'term': 'Pain'}, {'id': 'D009461', 'term': 'Neurologic Manifestations'}, {'id': 'D012816', 'term': 'Signs and Symptoms'}, {'id': 'D013568', 'term': 'Pathological Conditions, Signs and Symptoms'}, {'id': 'D013122', 'term': 'Spinal Diseases'}, {'id': 'D001847', 'term': 'Bone Diseases'}, {'id': 'D009140', 'term': 'Musculoskeletal Diseases'}]}, 'interventionBrowseModule': {'meshes': [{'id': 'D059145', 'term': 'Total Disc Replacement'}], 'ancestors': [{'id': 'D019643', 'term': 'Arthroplasty, Replacement'}, {'id': 'D001178', 'term': 'Arthroplasty'}, {'id': 'D019637', 'term': 'Orthopedic Procedures'}, {'id': 'D013514', 'term': 'Surgical Procedures, Operative'}, {'id': 'D019651', 'term': 'Plastic Surgery Procedures'}, {'id': 'D019919', 'term': 'Prosthesis Implantation'}]}}, 'protocolSection': {'designModule': {'phases': ['PHASE3'], 'studyType': 'INTERVENTIONAL', 'designInfo': {'allocation': 'RANDOMIZED', 'maskingInfo': {'masking': 'NONE'}, 'primaryPurpose': 'TREATMENT', 'interventionModel': 'PARALLEL'}, 'enrollmentInfo': {'type': 'ESTIMATED', 'count': 340}}, 'statusModule': {'overallStatus': 'UNKNOWN', 'lastKnownStatus': 'ACTIVE_NOT_RECRUITING', 'startDateStruct': {'date': '2007-01'}, 'expandedAccessInfo': {'hasExpandedAccess': False}, 'statusVerifiedDate': '2011-10', 'completionDateStruct': {'date': '2014-11', 'type': 'ESTIMATED'}, 'lastUpdateSubmitDate': '2011-10-03', 'studyFirstSubmitDate': '2007-06-07', 'studyFirstSubmitQcDate': '2007-06-07', 'lastUpdatePostDateStruct': {'date': '2011-10-04', 'type': 'ESTIMATED'}, 'studyFirstPostDateStruct': {'date': '2007-06-11', 'type': 'ESTIMATED'}, 'primaryCompletionDateStruct': {'date': '2013-11', 'type': 'ESTIMATED'}}, 'outcomesModule': {'primaryOutcomes': [{'measure': 'Non-inferior to commercially available lumber TDR after 24 months.', 'timeFrame': '24 months'}]}, 'oversightModule': {'oversightHasDmc': True}, 'conditionsModule': {'keywords': ['Degenerative Disc Disease', 'Total Disc Replacement'], 'conditions': ['Low Back Pain']}, 'descriptionModule': {'briefSummary': 'The purpose of this study is to demonstrate that the Wallis System (interspinous process implant) is equivalent to total disc replacement (TDR) for the treatment of mild to moderate degenerative disc disease (DDD) of the lumbar spine at the L4-L5 level.\n\nThis study will assess the safety and efficacy of the Wallis® System compared to commercially available lumbar TDR with respect to individual subject success rates at 24 months postoperative follow-up.\n\nStudy participants will receive all study related test articles and surgical procedures at no charge. Please scroll down to the "Locations" section to find a doctor in your area that is participating in this study. If you are interested in participating in this study and do not see a doctor in your area, please contact Jose Naveira at jose.naveira@abbottspine.com'}, 'eligibilityModule': {'sex': 'ALL', 'stdAges': ['ADULT'], 'maximumAge': '60 Years', 'minimumAge': '18 Years', 'healthyVolunteers': False, 'eligibilityCriteria': 'Inclusion Criteria:\n\n* Age 18-60 (inclusive) and skeletally mature.\n* Diagnosis of mild to moderate DDD at L4-L5 as confirmed by radiography.\n* Minimum of six months of failed conservative treatment.\n* Pre-operative visual analog (VAS) low back pain score ≥ 40, on a scale of 100mm, with low back pain greater than left or right leg pain.\n* Preoperative baseline Oswestry Disability Index (ODI) score of ≥ 40 on a 100 point scale.\n* Physically and mentally able to comply with the protocol, including ability to read and complete required forms, and willing and able to adhere to the follow-up requirements of the protocol.\n* Voluntarily signs the patient informed consent form.\n* Patient is a surgical candidate for an anterior approach to the lumbar spine (\\< 3 abdominal surgeries).\n\nExclusion Criteria:\n\n* The investigator believes that the L1-L2, L2-L3, L3-L4, or L5-S1 level is symptomatic based upon objective evidence, e.g., radiograph, MRI, or discography.\n* Evidence of a prior fracture or trauma to the vertebral bodies at the affected level and/or the spinous processes at the L4-L5 or adjacent levels.\n* Osteoporosis or osteopenia or metabolic bone disease as confirmed by DEXA scan (T score \\< -1.0). Female subjects older than 45 years of age (or post-menopausal women, history of oophorectomy, or family history of osteoporosis) and male subjects older than 55 years will undergo a pre-operative, dual energy x-ray absorptiometry (DEXA) of the lumbar spine. The DEXA will be used to identify subjects with an indication of osteoporosis, osteopenia or metabolic bone disease. Subjects with a T-score of less than -1.0 will be excluded from the study.\n* Congenital lumbar spinal stenosis.\n* Bony lumbar stenosis.\n* Extreme obesity, as defined by National Institutes of Health (NIH) Clinical Guidelines Body Mass Index (BMI \\> 40kg/m2).\n* A history of any surgical procedure intended to remove or alter the disc (e.g. discectomy, intradiscal electrothermal therapy (IDET) or enzymes), decompress (laminectomy) or fuse, either the index or adjacent levels.\n* Prior participation in study of any investigational spinal implant or investigational spinal treatment.'}, 'identificationModule': {'nctId': 'NCT00484458', 'briefTitle': 'Wallis Stabilization System for Low Back Pain', 'organization': {'class': 'INDUSTRY', 'fullName': 'Zimmer Spine'}, 'officialTitle': 'A Prospective, Multi-center, Randomized, Active-Controlled Study of the Wallis System for the Treatment of Mild to Moderate Degenerative Disc Disease of the Lumbar Spine', 'orgStudyIdInfo': {'id': '6000-1006-P1-R1'}}, 'armsInterventionsModule': {'armGroups': [{'type': 'EXPERIMENTAL', 'label': '1', 'description': 'Wallis Stabilization System', 'interventionNames': ['Device: Interspinous process and dynamic stabilization (Wallis System)']}, {'type': 'ACTIVE_COMPARATOR', 'label': '2', 'description': 'Total Disc Replacement', 'interventionNames': ['Device: Total Disc Replacement']}], 'interventions': [{'name': 'Interspinous process and dynamic stabilization (Wallis System)', 'type': 'DEVICE', 'description': 'Interspinous stabilization', 'armGroupLabels': ['1']}, {'name': 'Total Disc Replacement', 'type': 'DEVICE', 'description': 'Total disc', 'armGroupLabels': ['2']}]}, 'contactsLocationsModule': {'locations': [{'zip': '90212', 'city': 'Beverly Hills', 'state': 'California', 'country': 'United States', 'facility': 'Spine Source', 'geoPoint': {'lat': 34.07362, 'lon': -118.40036}}, {'zip': '92024', 'city': 'Encinitas', 'state': 'California', 'country': 'United States', 'facility': 'Core Orthopaedic Medical Center', 'geoPoint': {'lat': 33.03699, 'lon': -117.29198}}, {'zip': '80504', 'city': 'Boulder', 'state': 'Colorado', 'country': 'United States', 'facility': 'Boulder Neurosurgical Associates', 'geoPoint': {'lat': 40.01499, 'lon': -105.27055}}, {'zip': '80111', 'city': 'Greenwood Village', 'state': 'Colorado', 'country': 'United States', 'facility': 'Denver Spine', 'geoPoint': {'lat': 39.61721, 'lon': -104.95081}}, {'zip': '60053', 'city': 'Morton Grove', 'state': 'Illinois', 'country': 'United States', 'facility': 'Illinois Bone & Joint Institute', 'geoPoint': {'lat': 42.04059, 'lon': -87.78256}}, {'zip': '46804', 'city': 'Fort Wayne', 'state': 'Indiana', 'country': 'United States', 'facility': 'Fort Wayne Orthopaedics', 'geoPoint': {'lat': 41.1306, 'lon': -85.12886}}, {'zip': '29425', 'city': 'Charleston', 'state': 'North Carolina', 'country': 'United States', 'facility': 'Medical University of South Carolina', 'geoPoint': {'lat': 36.12016, 'lon': -77.37552}}, {'zip': '27302', 'city': 'Durham', 'state': 'North Carolina', 'country': 'United States', 'facility': 'Triangle Orthopaedic Associates, P.A.', 'geoPoint': {'lat': 35.99403, 'lon': -78.89862}}, {'zip': '18103', 'city': 'Allentown', 'state': 'Pennsylvania', 'country': 'United States', 'facility': 'Lehigh Valley Hospital', 'geoPoint': {'lat': 40.60843, 'lon': -75.49018}}, {'zip': '84132', 'city': 'Salt Lake City', 'state': 'Utah', 'country': 'United States', 'facility': 'University of Utah-Dept. of Neurosurgery-Dept. of Orthopedic Surgery', 'geoPoint': {'lat': 40.76078, 'lon': -111.89105}}, {'zip': '54311', 'city': 'Green Bay', 'state': 'Wisconsin', 'country': 'United States', 'facility': 'Aurora BayCare Medical Center', 'geoPoint': {'lat': 44.51916, 'lon': -88.01983}}], 'overallOfficials': [{'name': 'John J. Regan, MD', 'role': 'PRINCIPAL_INVESTIGATOR', 'affiliation': 'Spine Source'}, {'name': 'Christopher Bergin, MD', 'role': 'PRINCIPAL_INVESTIGATOR', 'affiliation': 'Illinois Bone & Joint Institute'}]}, 'sponsorCollaboratorsModule': {'leadSponsor': {'name': 'Zimmer Spine', 'class': 'INDUSTRY'}, 'collaborators': [{'name': 'Zimmer Biomet', 'class': 'INDUSTRY'}], 'responsibleParty': {'type': 'SPONSOR'}}}}