Laser Photocoagulation in Twin to Twin Transfusion Syndrome
TTTS
Fetoscopic Directed Laser Photocoagulation of Communicating Placental Vessels in Twin to Twin Transfusion Syndrome
TTTS
Fetoscopic Directed Laser Photocoagulation of Communicating Placental Vessels in Twin to Twin Transfusion Syndrome
Sponsor study identifier
interventional
1
1 country
2
Study Start
April 2010
Date type not reportedThis date has not been verified as actual or estimated.
Primary Completion
August 15, 2020
Actual (reported)Study Completion
October 28, 2020
Actual (reported)Humanitarian use device (HUD): Use of the fetoscopy instrument sets for selective laser photocoagulation in the treatment of Twin to Twin Transfusion Syndrome (TTTS).
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
October 28, 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 2010
Date type not reportedThis date has not been verified as actual or estimated.
July 6, 2015
Actual (reported)July 22, 2015
Actual (reported)August 15, 2020
Actual (reported)October 28, 2020
Actual (reported)Laser ablation of placental anastomoses for treatment of severe TTTS and establishment of normalized blood flow between the fetal twins.
Once a diagnosis of TTTS has been made, the Fetoscopy Instrument Sets are intended to be used for selective laser photocoagulation (S-LPC) to treat the condition in fetuses whose gestational age is between 16 and 26 weeks. The set consists of a fetoscope, which is essentially an optical device used to view a fetus within the uterus, and sheaths that are used to pass other surgical instruments and/or fluid through the entry site, which is a tiny incision in the mother's abdomen. The instruments are inserted using ultrasound guidance and, once the shared blood vessels on the placenta are identified using the fetoscope, a laser can be passed through the sheath. The laser is used to photocoagulate the shared vessels. This helps to normalize the flow of blood between the twins. After all target vessels are identified and treated with S-LPC, the laser, fetoscope, and sheath are removed.
The device will be used in multifetal pregnancies affected with twin-to-twin transfusion syndrome (TTTS) at less than 27 weeks of gestation;procedure will last approx 1 hour
S-LPC seals connecting vessels, normalizes flow between twins
Under anesthesia (epidural, general anesthesia with intubation, or intravenous sedation with infiltration of a local anesthetic), one treatment with the use of fetoscopy instrument sets for Selective Laser Photocoagulation (S-PLC) to seal the connecting blood vessels, help to normalize blood flow between twins.
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
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Regional One Health, Regional Medical Center, Rout Center for Women and Children
Memphis, Tennessee, 38103, United States
University of Tennessee Health Science Center, OB-GYN
Memphis, Tennessee, 38103, United States
Giancarlo Mari, M.D., MBA
Prof. & Chair, UTHSC; Dir.,TN Inst. of Feto-Maternal & Infant Health; Dir., High-Risk Obstetrics Ctr of Excell., Regional Medical Ctr
1 participants (actual enrollment reported by the registry).
First Submitted
July 6, 2015
First Posted
July 22, 2015
Study Start
April 2010
Date type not reportedThis date has not been verified as actual or estimated.
Primary Completion
August 15, 2020
Actual (reported)Study Completion
October 28, 2020
Actual (reported)Last Updated
November 13, 2020
Record last verified: 2019-01
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Source: ClinicalTrials.gov.
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