The Mechanism of Action of Unite Biomatrix in Venous Leg Ulcers

Withdrawn before enrolling · Not applicable

Conditions studied: Venous Leg Ulcers

In brief

The purpose of this study is to assess the mechanism of action of the Unite Biomatrix and compare its performance with the standard of care, compression therapy alone for the treatment of venous leg ulcers.

Key facts

Study ID

NCT00953563

Run by

Baxter Healthcare Corporation

People needed

0

Starts

2009-03-01

Expected to finish

2011-07-01

Last updated by the study team

2017-04-05

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• venous ulcer confirmed w/ duplex ultrasound
• ulcer greater than 6 months duration
• post-debridement, the ulcer size must be >5cm2
• at least 18 years old
• ABI is between 0.7 to 1.2 and/or one of the following:
• TcPO2 > 30mmHg at the ankle
• Doppler waveform consistent with adequate flow in the foot (biphasic or triphasic)
• able and willing to provide a voluntary written informed consent
• three or fewer ulcers separated by >3.0 cm distance
• able and willing to attend scheduled follow-up visits and study related exams

You may not qualify if…

• greater than 20% reduction in wound size during the first 2 weeks of observation with the investigator
• ulcer with exposed bone or tendon
• clinical infection at the studied ulcer site including cellulitis and osteomyelitis
• ulcer of a non-venous insufficiency etiology
• phlebitis or deep leg vein thrombosis in past 30 days
• arterial bypass in previous 30 days
• severe anemia (Hgb<8)
• serum albumin <3.0
• uncompensated congestive heart failure
• renal failure with Creatinine >2.5mg/dl
• rheumatoid arthritis (and other collagen vascular disease), vasculitis, sickle cell disease, HIV
• severe liver disease as defined by treating physician
• uncontrolled diabetes mellitus determined by treating physician
• malignancy at or near the ulcer site
• any condition judged by the PI that would cause the study to be detrimental to the patient
• known allergy to equine derived tissue
• received another investigational device or drug within 30 days of Day 0
• radiation therapy at the wound site
• chemotherapy or immunosuppressive therapy within 30 days of enrollment
• received another allograft, autograft, xenograft within 30 days of the study
• pregnant or nursing women

Where it is running

• UCSD Medical Center — San Diego, California, United States
• University of Miami, Miller School of Medicine — Miami, Florida, United States
• Newbridge Medical Research Corp., Warren General Hosp. — Warren, Pennsylvania, United States

Full record on ClinicalTrials.gov

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