The Effect of Natrox® Oxygen Wound Therapy on the Healing Rate of Chronic Diabetic Foot Ulcers
A Randomized Controlled Multicentre Trial, Examining the Effect of Natrox® Oxygen Wound Therapy on the Healing Rate of Chronic Diabetic Foot Ulcers
Sponsor study identifier
interventional
145
2 countries
20
Study Start
June 4, 2019
Actual (reported)Primary Completion
October 18, 2020
Actual (reported)Study Completion
October 18, 2020
Actual (reported)A Multicentre Randomized Controlled Trial to Investigate the Effect of Natrox Topical Oxygen Wound Therapy on the Healing rates of Diabetic Foot Ulcers.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
October 18, 2020
Actual (reported)Click on a node to explore related trials.
Some registry-reported names shown below are not yet linked in this graph.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
April 3, 2019
Actual (reported)April 5, 2019
Actual (reported)June 4, 2019
Actual (reported)October 18, 2020
Actual (reported)October 18, 2020
Actual (reported)November 22, 2021
Actual (reported)Number of Participants That Achieve Complete Wound Closure During the Twelve Week Study and the Percentage Change in Participant Ulcer Size at 12 Weeks From Baseline.
Photographic wound evaluation and measurements were conducted utilizing an AI-driven computerized planimetry imaging system (Tissue Analytics, Inc., Baltimore, MD USA).15 This system obtained both 2D and 3D assessments of the wound at each visit through a standardized mobile device; in addition, the lead investigator reviewed all digital images.
Twelve (12) weeks from Time 0
Percentage Reduction in Ulcer Area (cm^2).
Wound size change over time using a wound imaging measurement system. Percentage change in ulcer area was calculated on the basis of area change from the start of the study to the final recorded value. Any healed ulcer was recorded as having achieved 100% reduction in area; positive values indicate a reduction in size over the 12-week period while negative values indicate that the ulcer increased in size.
Twelve (12) weeks from Time 0
SOC was defined to include wound cleansing with sterile water or saline solution, and gentle irrigation of the study ulcer with warm tap water; sharp debridement using a standardised protocol based on TIME principles for wound bed preparation; offloading with a TCC twice in the first week and weekly thereafter (all exceptions had to be agreed by the lead investigator; a fixed ankle walker boot or similar device was acceptable as an alternative, but shoe inserts were not deemed to provide sufficient offloading); moisture balance was provided using a hydrofibre or alginate dressing. In addition, patients were instructed on adherence to the protocol and given instructions to call their clinic if they suspected any signs of an infection.
Same protocol as SOC only but were also provided with a Natrox® Oxygen Wound Therapy System, consisting of two elements: the Natrox® OG and the Natrox® ODS. The OG is a multi-use battery powered device which generates oxygen though water electrolysis at a rate of 15mL/hr. The ODS is a sterile, single use device that allows wound exudate to pass through to the secondary dressing while allowing the diffusion of oxygen across the wound bed. It connects directly to the OG via a thin flexible fine-bore tube. While the ODS can remain in situ for 7 days, it should be changed at each dressing change, based on exudate level or clinical judgement. This is a battery-operated system with a 30-hour battery life; the kit includes two interchangeable, rechargeable batteries. Each participant was advised to charge one battery while the other was in use, as the battery required changing daily. The oxygen generator is worn in a holster so that patients can remain ambulatory.
A battery-operated device which delivers pure humidified oxygen to the wound bed through water electrolysis via a sterile oxygen delivery system.
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
New Hope Podiatry Clinic
Los Angeles, California, 90063, United States
MedCare Research
Miami, Florida, 33165, United States
San Marcus Research Clinic
Miami Lakes, Florida, 33014, United States
Global Health Research Center Inc
Miami Lakes, Florida, 33016, United States
Barry University Clinical Research
North Miami Beach, Florida, 44169, United States
Royal Research Corp
Pembroke Pines, Florida, 33027, United States
Doctors Research Network
South Miami, Florida, 33143, United States
Thomas Serena
SerenaGroup, Inc.
145 participants (actual enrollment reported by the registry).
First Submitted
April 3, 2019
First Posted
April 5, 2019
Study Start
June 4, 2019
Actual (reported)Level of Pain of the Wound
Up to twelve (12) weeks from Time 0
Number of Adverse Events
Up to twelve (12) weeks from time 0
Contact the study team to confirm eligibility.
Pharma Research Associates
Westchester, Florida, 33155, United States
Wahab Consulting and Research
Las Vegas, Nevada, 89148, United States
Cleveland Foot and Ankle Clinic
Cleveland, Ohio, 44103, United States
Tulsa Bone and Joint
Tulsa, Oklahoma, 74146, United States
The Foot and Ankle Wellness Center of Western Pennsylvania
Ford City, Pennsylvania, 16226, United States
Antria
Indiana, Pennsylvania, 15701, United States
ACMH Snyder Institute
Kittanning, Pennsylvania, 16201, United States
SerenaGroup Research Institute
Pittsburgh, Pennsylvania, 15222, United States
El Campo Memorial Hospital
El Campo, Texas, 77437, United States
Allure Health LLC
Friendswood, Texas, 77546, United States
Pinnacle Foot and Ankle Center
Houston, Texas, 77054, United States
Mercury Clinical Research
Webster, Texas, 77598, United States
Clinical Research Management Group
Coto Laurel, Ponce, 00780, Puerto Rico
Primary Completion
October 18, 2020
Actual (reported)Study Completion
October 18, 2020
Actual (reported)Last Updated
November 22, 2021
Results First Posted
November 22, 2021
Record last verified: 2021-11
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Source: ClinicalTrials.gov.
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