Addition of Platelet Rich Plasma (PRP) in Microfat Lipofilling (MG) in the Treatment of Cranial Flap Scars: A Randomized, Double-blind, Superiority Study

NCT05369273 — Not applicable, Unknown, 22 participants, Assistance Publique Hopitaux De Marseille

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RegistryNCT05369273, acronym LIPOPREP
StatusUnknown
PhaseNot applicable
Study typeInterventional; randomized, parallel, masking: double, treatment
Enrollment22 (Estimated)
SponsorAssistance Publique Hopitaux De Marseille (Other)
ConditionsFacial Lipofilling
Interventionsintra-articular injection, RMI SCANS, RMI SCAN (Other, radiation)
Datesstart 2022-09-13, primary completion 2025-05-01 (estimated), completion 2025-11-01 (estimated), first posted 2022-05-11, last updated 2024-02-02
Locations1 site in France

Related Papers Related Patents Related Grants Related Experts
All trials for Facial Lipofilling All trials of intra-articular injection All trials of RMI SCANS

-Summary

The objective is to show the superiority of the PRP + microfat (MG) mixture compared to microfat alone, in the filling of large subcutaneous depressions of the face and skull. The investigators chose to study the post neurosurgical sequelae after removal and reinstallation of the cranial flap, with, for example, damage to the temporal muscle and asymmetry of the temples or sinking of the cranial flap

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+Detailed description

This clinical superiority study will be conducted in a double-blind, randomized fashion. The follow-up of each patient will be 6 months post injection.

22 patients will be included and randomized into 2 arms: PRP + microfat or microfat alone. The primary endpoint will be assessed by a radiologist in a blinded fashion, using 3 MRI scans: the month before the procedure, the day after, and at 6 months (time at which fat resorption decreases).

+Arms and interventions

ArmTypeInterventionsDescription
adipose graft + Platelet Rich PlasmaExperimentalOther: intra-articular injection; Radiation: RMI SCANS; Other: RMI SCANS; Other: RMI SCAN
adipose graftOtherOther: intra-articular injection; Radiation: RMI SCANS; Other: RMI SCANS; Other: RMI SCAN
  • intra-articular injection (Other): intra-articular injection
  • RMI SCANS (Radiation): AT 1 MONTHS BEFORE THE INTERVENTION
  • RMI SCANS (Other): AT 1MONTH AFTER THE INTERVENTION
  • RMI SCAN (Other): AT 6 MONTHS AFTER THE INTERVENTION

+Outcome measures

Primary outcomes

  • resorption rate of the injected fat [6 months]: calculated from volumetric measurements assessed from MRI 2 (post-injection) and MRI3 (at 6 months): V MRI 2 - V MRI3

Secondary outcomes

  • Visual Analogical Pain Scale [6 MONTHS]: The measurement of the impact of pain on the cranial scar will be evaluated using a visual analog scale (VAS), rated from 0 to 100.
  • SF-36 Quality of Life Questionnaire [6MONTHS]: The Short Form (36) Health Survey is a standardized test for measuring quality of life. It is a measure of health status. A score for each dimension of the SF-36 was calculated, ranging from 0 to 100

+Eligibility

Sex: All, ages: 18 Years to any

Inclusion Criteria:

* Men and women of age
* Desiring a procedure with an aesthetic aim
* Having a minimum of 6 months after the neurosurgical procedure for cranial flap replacement
* In the absence of need for neurosurgical revision,
* Informed consent signed by the patient
* Be affiliated with the health insurance

Exclusion Criteria:

* Contraindication to MRI
* Patients who have already undergone lipofilling at the site of interest before inclusion in the study.
* Contraindication to general anesthesia
* Considered neurosurgical revision
* Carcinological neurosurgery (With the exception of benign tumors with complete excision and/or non-evolving residue requiring no further treatment)
* Healing of the site of interest not acquired at the 1st consultation
* BMI > 35
* Thrombocytopenia< 150 G/L
* Thrombocytosis > 450 G/L
* Known thrombopathy
* HB anemia < 10g/dl
* Active HIV1 and 2 infections, Agp24, HCV Ac, HbS Ag and AcHbc, HTLV I and II Ac, TPHA
* Chronic treatment with corticoids or NSAIDs or anticoagulant
* Immune deficiency
* Infectious diseases
* Minors
* Pregnant or breastfeeding women
* Patient participating in another clinical trial

+Locations (1)

FacilityCityCountryStatus
Assiatnce Publique Hopitaux de MarseilleMarseille, Bouche DU RhoneFranceRecruiting

+Investigators

  • FRANCOIS CREMIEUX, Study director, ASSISTANCE PUBLIQUE HOPITAUX MARSEILLE