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Investigation of Clinical Outcome of ACL Reconstruction Utilizing Two Tibial Fixation Techniques, Concentric Tapered Interference Screws and Interference Screw and Sheath

This study has been withdrawn prior to enrollment.
ClinicalTrials.gov Identifier:
First Posted: August 16, 2006
Last Update Posted: July 25, 2007
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by:
Hadassah Medical Organization
Tibial fixation is the weak link when using soft tissue grafts and interference screws for fixation in a bony tunnel in ACL reconstruction. The Objective is to study two groups of patients undergoing double loop hamstring autograft ACL reconstruction and compare between the two tibial fixation devices: the tapered Deltascrew and the Intrafix screw and sheath .

Condition Phase
Primary ACL Tears Phase 2

Study Type: Observational
Study Design: Observational Model: Defined Population
Observational Model: Natural History
Time Perspective: Longitudinal
Time Perspective: Prospective
Official Title: Comparison Between Two Tibial Fixation Techniques in ACL Reconstruction

Resource links provided by NLM:

Further study details as provided by Hadassah Medical Organization:

Estimated Enrollment: 140

Information from the National Library of Medicine

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Ages Eligible for Study:   21 Years to 40 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Males and females between ages 21 and 40 years.
  • Primary ACL tears.
  • Signed Informed consent.
  • Availability during follow up period.

Exclusion Criteria:

  • Additional meniscal injury requiring suture.
  • Articular cartilage injury requiring surgical management.
  • Concomitant ligament injuries to the same knee requiring surgery.
  • Bilateral ACL injury.
  • Revision ACL surgery.
  • Concurrent fractures of the lower limbs caused by the same accident.
  • Post operative wound infection.

    • Post operative nerve injury

  • Cardiovascular compromise.
  • Professional sports people.
  • Soldiers on active military service.
  • Patients actively seeking compensation for injury.
  • Patients on other research protocols.
  • Patients receiving medications which alter bone metabolism: corticosteriods, Calcitonin, Flourides, Biphosphonates, Vitamin D and its derivatives, Cytotoxic drugs.
  • Non compliance. • Pregnancy
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00364897

Sponsors and Collaborators
Hadassah Medical Organization
Principal Investigator: Joseph Lowe, Dr. Hadassah Medical Organization
  More Information

ClinicalTrials.gov Identifier: NCT00364897     History of Changes
Other Study ID Numbers: ACL001-HMO-CTIL
First Submitted: August 15, 2006
First Posted: August 16, 2006
Last Update Posted: July 25, 2007
Last Verified: February 2007