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Study on the efficacy and mechanism of double neuromuscular flap transplantation combined with VEGF-loaded collagen sheath for the treatment of late-stage facial paralysis

Study on the efficacy and mechanism of double neuromuscular flap transplantation combined with VEGF-loaded collagen sheath for the treatment of late-stage facial paralysis

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600118079
Enrollment
Unknown
Registered
2026-02-02
Start date
2026-03-01
Completion date
Unknown
Last updated
2026-02-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Peripheral nerve injury

Interventions

Combined application of drug-carrying catheter group:Combined application of drug-carrying catheter
Muscle flap transplantation with simple nerve suture group:Muscle flap transplantation with simple suture of nerve

Sponsors

China-Japan Friendship Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 55 Years

Inclusion criteria

Inclusion criteria: 1.Age: 18 to 55 years old (inclusive), male or female; 2.Complete facial paralysis for >3 years; 3.Fibrillation potential appears in electrofacial graph; 4.The physical condition can withstand medium-sized or larger surgeries; 5.Patients with clinical manifestations of atrophy of the zygomaticus major and minor muscles; 6.Patients and their families have a correct understanding and appropriate expectations regarding the prognosis of peripheral nerve injury repair;

Exclusion criteria

Exclusion criteria: 1.Abnormal function of the masseter nerve, absence or damage of the latissimus dorsi muscle; 2.The local pyogenic infection in the surgical area has not been controlled yet; 3.The patient's overall health condition is poor and they are unable to tolerate surgery, with contraindications to general anesthesia; 4.There are contraindications for neuroelectrophysiological examination, functional magnetic resonance imaging (fMRI) scanning, and other related examinations, including claustrophobia and other clear psychiatric history, history of cranial brain injury, history of alcohol/drug dependence, and ongoing oral administration of certain drugs that affect brain function, such as aspirin/antihistamines;

Design outcomes

Primary

MeasureTime frame
Facial function score;

Countries

China

Contacts

Public ContactQu Siwei

China-Japan Friendship Hospital

464239287@qq.com+86 10 84205224

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 15, 2026