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Facial Vascularized Composite Allotransplantation: A Study Evaluating Safety, Functional Outcomes, and Patient-Reported Psychosocial Outcomes
3 september 2026 bijgewerkt door: Yale University
Facial Vascularized Composite Allotransplantation: A Prospective Interventional Study Evaluating Safety, Functional Outcomes, and Patient-Reported Psychosocial Outcomes
The primary objective of this study is to evaluate the 5-year (60-month) allograft survival rate of facial vascularized composite allotransplantation performed under the standardized CONSORT clinical protocol.
Studie Overzicht
Toestand
Nog niet aan het werven
Interventie / Behandeling
Gedetailleerde beschrijving
The study population includes adults (18+) with severe facial disfigurement meeting the following criteria:
- Anatomic Severity: Loss of total facial surface area or absence of a critical central unit (e.g., nose or lips).
- Refractory Status: Defects not reconstructible via conventional autologous surgical techniques.
- Impairment: Significant deficits in essential functions (speech, swallowing, breathing, eyelid closure).
Studietype
Ingrijpend
Inschrijving (Geschat)
5
Fase
- Niet toepasbaar
Contacten en locaties
In dit gedeelte vindt u de contactgegevens van degenen die het onderzoek uitvoeren en informatie over waar dit onderzoek wordt uitgevoerd.
Studiecontact
- Naam: Omowunmi Afolabi, MSc. Psychology
- Telefoonnummer: 203-737-4752
- E-mail: omowunmi.afolabi@yale.edu
Studie Locaties
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California
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Los Angeles, California, Verenigde Staten, 90048
- Cedars-Sinai Medical Center
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Connecticut
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New Haven, Connecticut, Verenigde Staten, 06519
- Yale New Haven Hospital / Yale University
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Kentucky
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Louisville, Kentucky, Verenigde Staten, 40292
- University of Louisville
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Maryland
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Baltimore, Maryland, Verenigde Staten, 21205
- Johns Hopkins Medicine
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Massachusetts
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Boston, Massachusetts, Verenigde Staten, 02115
- Brigham and Women's Hospital
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Minnesota
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Rochester, Minnesota, Verenigde Staten, 55902
- Mayo Clinic
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New York
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New York, New York, Verenigde Staten, 10016
- NYU Langone Health
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Ohio
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Cleveland, Ohio, Verenigde Staten, 44195
- Cleveland Clinic
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Pennsylvania
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Philadelphia, Pennsylvania, Verenigde Staten, 19104
- University of Pennsylvania
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Deelname Criteria
Onderzoekers zoeken naar mensen die aan een bepaalde beschrijving voldoen, de zogenaamde geschiktheidscriteria. Enkele voorbeelden van deze criteria zijn iemands algemene gezondheidstoestand of eerdere behandelingen.
Geschiktheidscriteria
Leeftijden die in aanmerking komen voor studie
- Volwassen
- Oudere volwassene
Accepteert gezonde vrijwilligers
Nee
Beschrijving
Inclusion Criteria:
Participants:
- Competent to provide informed consent, as determined through structured clinical assessment by qualified study personnel, and able to demonstrate adequate psychosocial support, including caregiver or other support-person assistance as needed, to facilitate postoperative recovery, adherence to immunosuppressive therapy, and long-term study follow-up.
- Non smoker at the time of transplantation (no cigarettes, vaping, or nicotine products), with counseling and support offered for cessation as needed.
For participants of reproductive potential:
- Negative pregnancy test at listing and again immediately prior to transplant.
- Agreement to use effective contraception throughout study participation and for at least 12 months post transplant.
- A serum pregnancy test performed shortly before transplantation will be determinative; individuals who are pregnant at that time will be screen failures for the transplant intervention, though may be offered continued follow up and support as appropriate.
- Willingness to undergo comprehensive psychosocial evaluation and ongoing monitoring by the multidisciplinary team.
- Demonstrated motivation for transplantation and understanding of the investigational nature of facial VCA, including its risks, potential benefits, alternatives, and long-term commitments.
- Evidence of psychological stability and adaptive coping, with attention to prior trauma, grief, and body-image disturbances; stable treatment for conditions such as depression, anxiety, or post-traumatic stress disorder is acceptable when documented and appropriately managed.
- Demonstrated capacity for adherence and, when available, a history of adherence to complex medical regimens, such as chronic disease treatment, dialysis, or transplant care, recognizing that prior barriers may be mitigated through structured supports and longitudinal follow-up.
- Availability of adequate family, caregiver, and/or social support, including an identified caregiver, support person, or formal support services, sufficient to assist with postoperative recovery, medication adherence, transportation, and psychosocial needs. A caregiver/family information sheet will be provided to support persons to promote realistic expectations prior to consent.
- Final psychosocial approval by a transplant mental health professional in consultation with the broader psychosocial team.
- Severe facial disfigurement involving one or more central facial structures or functional subunits (e.g., perioral, periorbital, nasal, midface) with major impact on function and appearance.
- Disfigurement must result in substantial functional impairment (e.g., speech, mastication, swallowing, breathing, eyelid closure, eye protection) and/or psychosocial burden (e.g., profound body image disturbance, social withdrawal, stigma) such that conventional reconstructive options are exhausted, infeasible, or reasonably expected to be inadequate for restoring function or appearance.
- No active malignancy.
- Prior non viral, non melanoma malignancy may be eligible if in complete remission for at least 5 years and deemed acceptable risk for immunosuppression by oncology and the transplant team.
- No decompensated or advanced cirrhosis. Individuals with compensated cirrhosis or chronic liver disease may be considered following hepatology evaluation and documented clearance.
- No uncontrolled medical comorbidities that would pose an unacceptable surgical or immunosuppressive risk (e.g., uncontrolled diabetes with end organ damage, uncontrolled hypertension, uncorrected coagulopathy).
- Overall medical status compatible with major surgery and lifelong immunosuppression, with willingness to comply with intensive early follow up and ongoing protocol requirements.
- Identified plan for access to immunosuppressive medications and required follow up care (e.g., insurance coverage, assistance programs, institutional support), coordinated with social work and financial counseling.
- Willingness and ability, with available supports, to attend required follow up visits (in person or via approved telehealth where appropriate).
Donor:
- Legal declaration of brain death
- Documented consent for VCA donation.
- ABO and HLA compatibility with the intended recipient.
- Negative crossmatch with the intended recipient (unless protocol specified exceptions are approved by immunology and the IRB).
- EBV and CMV serostatus known (CMV mismatch (donor-positive/recipient-negative (D+/R-) is not automatically exclusionary but managed by the multidisciplinary study team).
- Facial anatomy suitable for transplant (no significant facial trauma, major congenital anomalies, or prior facial surgery that would preclude safe procurement or acceptable aesthetic/functional outcomes).
- Reasonably matched skin tone and sex, where feasible, to support psychosocial and aesthetic integration.
Exclusion Criteria:
- Anatomical or surgical factors that render transplantation unsafe or technically unfeasible (e.g., prohibitive vascular disease, prior surgeries precluding adequate anastomoses) in the judgment of the surgical team.
- Positive Human Immunodeficiency Virus (HIV) serology (unless future evidence and institutional policy support inclusion under tightly controlled conditions).
- Active or inadequately treated serious infection, including tuberculosis, hepatitis B or C with uncontrolled viremia, or syphilis.
- Active malignancy.
- History of melanoma or other high risk, virus driven malignancies.
- Malignancy in remission <5 years, except for selected low risk, non viral cancers explicitly reviewed and approved by the transplant team.
- Must have clearance for transplant from oncology.
- Decompensated liver disease without hepatology clearance
- Decompensated or advanced cirrhosis
- Uncontrolled or uncorrectable comorbidities that substantially elevate perioperative or immunosuppressive risk despite optimization efforts (e.g., uncontrolled diabetes with end organ damage, uncontrolled hypertension, uncorrected coagulopathy).
- Current pregnancy or stated intent to become pregnant within 12 months of transplant.
- Inability or unwillingness to use effective contraception, when applicable.
- Documented pattern of poor adherence or inability to engage with follow up despite reasonable, trauma informed efforts to reduce barriers (e.g., transportation, scheduling, health literacy, financial support).
- Active psychiatric illness that currently impairs judgment, decisional capacity, or capacity to adhere to care (e.g., untreated psychosis, severe untreated depression with suicidality, impaired reality testing), as determined by the transplant psychosocial team.
- Smoking at the time of transplantation (including cigarettes, vaping, or nicotine products)
- Active substance use disorder (alcohol or drugs) without sustained remission and without adequate recovery supports, unless the multidisciplinary team determines that risk has been sufficiently mitigated.
- Persistent, unrealistic expectations about transplant outcomes that do not resolve despite structured education and counseling.
- Absence of any viable psychosocial or financial support pathway after reasonable efforts to develop one (e.g., no caregiver and no alternative formal support options, or no feasible mechanism to obtain essential medications).
- Inability to provide informed consent, even with appropriate accommodations (e.g., language services, plain language materials, decision aids), and no appropriate legally authorized representative where required.
- Any other condition or circumstance judged by the multidisciplinary transplant team and IRB to pose unacceptable risk or compromise ethical conduct of the study.
Donor:
- Positive serology for HIV, HBV, HCV, TB, or syphilis, or other identified transmissible infections per current OPTN/UNOS and PHS guidance. HTLV testing will be conducted in line with current OPTN standards for donors with potential transmissible infections that are treatable in the recipient. HCV NAT+ donors may be considered with planned treatment of disease transmission and informed consent. HBcAb+ donors are acceptable with post-transplant prophylaxis.
- Known history of cancer, especially head/neck or hematologic malignancy.
- Remote history of low grade or in situ malignancies may be considered if location was not in the anticipated or adjacent donor tissue and appropriate disease free survival prior to donation (e.g. remote basal cell carcinoma on the trunk for a face VCA donor, or cheek BCC in a hand donor).
- Permanent facial tattoos or highly identifiable markings judged incompatible with the recipient's preferences or the clinical/ethical judgment of the transplant team.
- History of head/neck radiation that compromises tissue viability.
- Public Health Service (PHS) increased risk donors (e.g., recent IV drug use, incarceration) will not be automatically excluded but will require case by case risk assessment, full disclosure to the recipient, and documented multidisciplinary approval.
Studie plan
Dit gedeelte bevat details van het studieplan, inclusief hoe de studie is opgezet en wat de studie meet.
Hoe is de studie opgezet?
Ontwerpdetails
- Primair doel: Behandeling
- Toewijzing: NVT
- Interventioneel model: Opdracht voor een enkele groep
- Masker: Geen (open label)
Wapens en interventies
Deelnemersgroep / Arm |
Interventie / Behandeling |
|---|---|
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Experimenteel: Facial Vascularized Composite Allotransplantation
Facial VCA performed under a standardized CONSORT clinical protocol.
The study utilizes a longitudinal cohort design where each participant serves as their own control pre and post transplant.
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Facial VCA, performed to treat severe facial defects.
This procedure will be performed by qualified surgeons in accordance with standard institutional surgical practices.
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Wat meet het onderzoek?
Primaire uitkomstmaten
Uitkomstmaat |
Maatregel Beschrijving |
Tijdsspanne |
|---|---|---|
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Number of participants with Allograft Survival at 60 months
Tijdsspanne: Day 0 (surgery), weekly during initial hospitalization, months 1, 3, 6, 12, 18, 24, and annually thereafter through Month 60
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Allograft survival is defined as the continued presence of the transplanted facial tissue with evidence of adequate vascular perfusion assessed as clinical evaluation by the surgical team.
Survival is a binary categorical variable (Success/Failure).
Failure is defined as total graft loss necessitating surgical removal (explantation).
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Day 0 (surgery), weekly during initial hospitalization, months 1, 3, 6, 12, 18, 24, and annually thereafter through Month 60
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Secundaire uitkomstmaten
Uitkomstmaat |
Maatregel Beschrijving |
Tijdsspanne |
|---|---|---|
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Mean score General Health Status (PROMIS-29 v2.0)
Tijdsspanne: Baseline, 3, 6, 12, 24, 36, 48 and 60 months
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29-item questionnaire that measures general physical, mental, and social health-related quality of life.
Results are converted into T-scores where 50 is the average for the U.S. general population, with a standard deviation of 10.
Higher score means worse symptoms or better ability.
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Baseline, 3, 6, 12, 24, 36, 48 and 60 months
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Mean score Health Utility (EQ-5D-5L)
Tijdsspanne: Baseline, 3, 6, 12, 24, 36, 48 and 60 months
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EQ-5D-5L is a standardized participant completed questionnaire that measures health-related quality of life.
It consists of consists of 5 dimensions each scored: 1= no problems, 2= slight problems, 3=moderate problems, 4= severe problems, and 5= extreme problems.
Higher scores indicated greater levels of problems across each of the five dimensions.
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Baseline, 3, 6, 12, 24, 36, 48 and 60 months
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Number of participants with Opportunistic infections
Tijdsspanne: Day 0 (surgery) through Month 60
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Number of participants with Opportunistic infections
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Day 0 (surgery) through Month 60
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Number of participants with Malignancies
Tijdsspanne: Day 0 (surgery) through Month 60
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Number of participants with Malignancies
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Day 0 (surgery) through Month 60
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Number of participants with Organ toxicity
Tijdsspanne: Day 0 (surgery) through Month 60
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Number of participants with Organ toxicity
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Day 0 (surgery) through Month 60
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Number of participants that complete all assessments
Tijdsspanne: Day 0 (surgery) through Month 60
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Number of participants that complete all assessments
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Day 0 (surgery) through Month 60
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Number of participants that complete the Central Review Agreement
Tijdsspanne: Day 0 (surgery) through Month 60
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Number of participants that complete the Central Review Agreement
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Day 0 (surgery) through Month 60
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Acute Rejection Incidence and Severity
Tijdsspanne: Weekly for the first month, monthly for the first year, quarterly until end of study (month 60)
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The total number of Biopsy-Proven Acute Rejection (BPAR) episodes per patient and their severity as graded by the Banff VCA classification.
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Weekly for the first month, monthly for the first year, quarterly until end of study (month 60)
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Mean days to Reversibility of Acute Rejection
Tijdsspanne: Weekly for the first month, monthly for the first year, quarterly until end of study (month 60)
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Measured by the Time to Clinical Resolution, defined as the number of days from the initiation of anti-rejection therapy to the return of the allograft to baseline clinical appearance and/or a follow-up biopsy showing a lower Banff grade or resolution.
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Weekly for the first month, monthly for the first year, quarterly until end of study (month 60)
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Number of participants with Chronic Allograft Rejection (CLAD/CAV):
Tijdsspanne: Weekly for the first month, monthly for the first year, quarterly until end of study (month 60)
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Number of participants with Chronic Allograft Vasculopathy (CAV) or chronic skin changes as identified via protocol-driven histopathology.
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Weekly for the first month, monthly for the first year, quarterly until end of study (month 60)
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Number of participants with Motor Function Change
Tijdsspanne: Baseline, 3, 6, 12, 24, 36, 48 and 60 months
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Number of participants with improvement in motor function change.
Assessed using a clinical grading in mild, moderate, severe for every facial muscle.
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Baseline, 3, 6, 12, 24, 36, 48 and 60 months
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Number of participants with Sensory Restoration
Tijdsspanne: Baseline, 3, 6, 12, 24, 36, 48 and 60 months
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Number of participants with Sensory Restoration.
Quantified by Static Two-Point Discrimination (2PD) measured in millimeters (mm) across the V2 (maxillary) and V3 (mandibular) distributions.
A decrease in the minimum distance perceived as two distinct points indicates nerve regeneration and improved tactile acuity.
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Baseline, 3, 6, 12, 24, 36, 48 and 60 months
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Mean score Face-Specific PROMs (FACE-Q)
Tijdsspanne: Baseline, 3, 6, 12, 24, 36, 48 and 60 months
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The FACE-Q is a validated patient-reported outcome measure (PROM) used to evaluate appearance, health-related quality of life, and satisfaction among patients undergoing facial aesthetic, plastic, or reconstructive procedures.
Scores ranging from 0 to 100, where higher numbers mean better satisfaction or quality of life.
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Baseline, 3, 6, 12, 24, 36, 48 and 60 months
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Medewerkers en onderzoekers
Hier vindt u mensen en organisaties die betrokken zijn bij dit onderzoek.
Sponsor
Medewerkers
Onderzoekers
- Hoofdonderzoeker: Bohdan Pomahac, MD, Yale University
- Hoofdonderzoeker: Vijay Gorantla, MD, PhD, FRCS, Wake Forest University Health Sciences
Studie record data
Deze datums volgen de voortgang van het onderzoeksdossier en de samenvatting van de ingediende resultaten bij ClinicalTrials.gov. Studieverslagen en gerapporteerde resultaten worden beoordeeld door de National Library of Medicine (NLM) om er zeker van te zijn dat ze voldoen aan specifieke kwaliteitscontrolenormen voordat ze op de openbare website worden geplaatst.
Bestudeer belangrijke data
Studie start (Geschat)
1 oktober 2027
Primaire voltooiing (Geschat)
1 oktober 2037
Studie voltooiing (Geschat)
1 oktober 2037
Studieregistratiedata
Eerst ingediend
3 september 2026
Eerst ingediend dat voldeed aan de QC-criteria
3 september 2026
Eerst geplaatst (Werkelijk)
9 september 2026
Updates van studierecords
Laatste update geplaatst (Werkelijk)
9 september 2026
Laatste update ingediend die voldeed aan QC-criteria
3 september 2026
Laatst geverifieerd
1 september 2026
Meer informatie
Termen gerelateerd aan deze studie
Trefwoorden
Andere studie-ID-nummers
- 2000042326
- HT9425-23-3-0001 (Ander subsidie-/financieringsnummer: Department of the Army)
Plan Individuele Deelnemersgegevens (IPD)
Bent u van plan om gegevens van individuele deelnemers (IPD) te delen?
NEE
Informatie over medicijnen en apparaten, studiedocumenten
Bestudeert een door de Amerikaanse FDA gereguleerd geneesmiddel
Nee
Bestudeert een door de Amerikaanse FDA gereguleerd apparaatproduct
Nee
Deze informatie is zonder wijzigingen rechtstreeks van de website clinicaltrials.gov gehaald. Als u verzoeken heeft om uw onderzoeksgegevens te wijzigen, te verwijderen of bij te werken, neem dan contact op met register@clinicaltrials.gov. Zodra er een wijziging wordt doorgevoerd op clinicaltrials.gov, wordt deze ook automatisch bijgewerkt op onze website .