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Results of Opening-Wedge High Tibial Osteotomy Using Iliac Crest Allograft Compared to Iliac Crest Autograft

This study is currently recruiting participants.
Verified by Tehran University of Medical Sciences, January 2008

Sponsored by: Tehran University of Medical Sciences
Information provided by: Tehran University of Medical Sciences
ClinicalTrials.gov Identifier: NCT00595712
  Purpose

The purpose of this RCT is to determine the results of opening-wedge high tibial osteotomy in patients with genovarum deformity using iliac crest allograft compared to the results when using iliac crest autograft.


Condition Intervention Phase
Genovarum
Procedure: Iliac crest allograft
Procedure: Iliac crest autograft
Phase III

U.S. FDA Resources

Study Type:   Interventional
Study Design:   Treatment, Randomized, Double Blind (Subject, Outcomes Assessor), Parallel Assignment

Further study details as provided by Tehran University of Medical Sciences:

Primary Outcome Measures:
  • Range of motion of the knee [ Time Frame: before op and at follow ups ] [ Designated as safety issue: No ]
  • knee score (womac) [ Time Frame: before op and at final follow up ] [ Designated as safety issue: No ]

Estimated Enrollment:   40
Study Start Date:   September 2007
Estimated Study Completion Date:   February 2009
Estimated Primary Completion Date:   February 2008 (Final data collection date for primary outcome measure)

Arms Assigned Interventions
A: Active Comparator
Using Iliac crest allograft in high tibial osteotomy
Procedure: Iliac crest allograft
Opening wedge osteotomy of proximal tibia with allograft from iliac creast
B: Active Comparator
Using iliac crest autograft in high tibial osteotomy
Procedure: Iliac crest autograft
open wedge osteotomy of proximal tibia using autogenous iliac bone graft

  Eligibility
Ages Eligible for Study:   16 Years to 60 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Criteria

Inclusion Criteria:

  • Varus malalignment of knee with of without osteoarthritis: the angle between the articular surface and anatomical axis of tibia< 82 degrees
  • at least 7.5 mm opening wedge is needed in medial proximal tibia to correct the deformity assessed during pre-op planning

Exclusion Criteria:

  • symptomatic lateral compartment osteoarthritis of knee
  • rheumatoid arthritis or other inflammatory joint diseases
  • less than 100 degrees of knee range of motion
  • grade III laxity in knee collateral ligaments
  • history of surgery or fracture in the limb
  • >15 degrees flexion contracture
  • age <16 or >60 years
  • >20 degrees varus deformity
  • failure to attend follow-up visits
  • sever bone loss in medial tibial plateau or medial femoral condyle
  • >1cm joint subluxation
  • presence of lateral trust during walking
  • presence of patella baja
  • skin derangements on medial proximal tibia
  • any form of nicotine addiction
  Contacts and Locations

Please refer to this study by its ClinicalTrials.gov identifier: NCT00595712

Contacts
Contact: Ramin Espandar, M.D.     +989121577490     espandar@gmail.com    

Locations
Iran, Islamic Republic of
Imam Khomeini Hospital     Recruiting
      Tehran, Iran, Islamic Republic of, 1419173341
      Contact: Babak Haghpanah, M.D.     +989121070837     babakhp@gmail.com    
      Principal Investigator: Ramin Espandar, M.D.            
      Principal Investigator: Seyyed Mohammad J Mortazavi, M.D.            
      Sub-Investigator: Babak Haghpanah, M.D.            

Sponsors and Collaborators
Tehran University of Medical Sciences

Investigators
Study Director:     Seyyed Mohammad J Mortazavi, M.D.     Tehran University of Medical Sciences    
  More Information

Responsible Party:   TehranUMS ( Ramin Espandar/Assistant Professor )
Study ID Numbers:   86-09-30-4111
First Received:   January 5, 2008
Last Updated:   January 5, 2008
ClinicalTrials.gov Identifier:   NCT00595712
Health Authority:   Iran: Ministry of Health

Keywords provided by Tehran University of Medical Sciences:
Genovarum  
Medial opening-wedge high tibial osteotomy  
allograft  

ClinicalTrials.gov processed this record on September 05, 2008




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