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Active, not recruitingNCT07132892Updated Sep 25, 2026

Poly-4-Hydroxybutyrate Scaffold in Rhytidectomy

An interventional study of Galaflex Lite Scaffold in Tissue Adhesion, sponsored by Jeffrey M. Kenkel. Active, not recruiting at 1 site in United States. Open to participants aged 18 Years to 80 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2026-09-25.

Sponsored by Jeffrey M. Kenkel · Not applicable, Interventional, and Treatment

Updated Sep 25, 2026Now Active, not recruitingPrimary completion movedGo to Updates ↓
Phase
Not applicable
Study type
Interventional
Enrollment
6
Allocation
Not applicable
Ages
18 Years to 80 Years
Sex
All
01

Study summary

The study is being conducted to objectively assess tissue changes following the use of P4HB in rhytidectomy to understand how the utilization of the surgical mesh may affect tissue mechanical strength and elasticity, wound healing, and scar formation dynamics.

Read the detailed description

This is a prospective study designed to follow six (6) qualified and consenting adults, 18-80 years of age scheduled for an elective rhytidectomy with the Principal Investigator (PI). Subjects will be evaluated at baseline, month 1, month 6 and month 12. The effects of the study device will be analyzed at all follow up visits through clinical/3D photography, non-invasive skin assessments and subject/physician questionnaires. The PI will be collecting tissue samples during their surgical procedure, month 6 and month 12 visits. Histopathology will be completed on the collected sample to assess changes of the tissue after the subjects rhytidectomy.

02

Conditions studied

  • Tissue Adhesion

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03

In context

Tissue Adhesions

241 studies on the registry are indexed under Tissue Adhesions; 29 are open to participants now.

This study's planned enrollment of 6 is below the median of 60 across 184 interventional studies indexed under Tissue Adhesions.

Browse Tissue Adhesions studies →

Lead sponsor

This is the only study on the registry with Jeffrey M. Kenkel as lead sponsor.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 80 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Eligibility Criteria

Inclusion criteria

Inclusion Criteria

  1. Healthy adults 18-80 years of age
  2. Planned/scheduled rhytidectomy at UT Southwestern with the study doctor
  3. Willing to return for follow up visits and undergo study evaluations

Exclusion criteria

Exclusion Criteria

  1. Individuals diagnosed with known reaction to device material (tetracycline hydrochloride, kanamycin sulfate, etc)
  2. Individuals who have significant scarring on the test area
  3. Individuals with a disorder to negatively affect wound healing
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
6 participants (estimated)

Study arms

  • Experimental
    Healthy Participants

    Healthy subjects who received an elective rhytidectomy The GalaFLEX LITE is a surgical mesh scaffold composed of poly-4-hydroxybutyrate (P4HB) developed to prolong strength retention and reinforce soft tissue in patients undergoing plastic and reconstructive surgery.

    Device: Galaflex Lite Scaffold

Interventions

  • DeviceGalaflex Lite Scaffold

    The GalaFLEX LITE is a surgical mesh scaffold composed of poly-4-hydroxybutyrate (P4HB) developed to prolong strength retention and reinforce soft tissue in patients undergoing plastic and reconstructive surgery.

06

What researchers measure

Primary outcomes

  1. Ultrasonography

    Ultrasonography will be used to evaluate the skin thickness and density for research purposes.

    Time frame: Baseline, Month 3 and Month 6 and Month 12

  2. Bio-mechanical Tissue Characterization

    BTC will be used to measure skins laxity, viscoelasticity deformation, stiffness, energy absorption, elasticity, and deformation values for research purposes. Change from baseline will be calculated to assess change

    Time frame: Baseline, Month 3 and Month 6 and Month 12

Secondary outcomes

  1. Histological Assessment

    Tissue will be obtained, for research purposes, to assess histological evaluation assessment. Change from baseline will be calculated to assess change

    Time frame: Baseline, Month 6 and Month 12

  2. Instron Biomedical Testing

    The Instron device measures the mechanical properties of the tissue.

    Time frame: Baseline, Month 6 and Month 12

  3. Face-Q: Satisfaction with Facial Appearance

    scale that measures a patient's overall satisfaction with how their face looks. It assesses things like symmetry, harmony, proportion, and vitality. A scale that measures a patient's overall satisfaction with how their face looks. It assesses things like symmetry, harmony, proportion, and vitality. A score from 0 to 100, where a higher score indicates a better outcome or greater satisfaction

    Time frame: Baseline, Month 6 and Month 12

  4. Face-Q: Satisfaction with Outcome

    A series of positively worded questions to ask patients directly how they feel about the outcome. A score from 0 to 100, where a higher score indicates greater satisfaction with the outcome.

    Time frame: Baseline, Month 6 and Month 12

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Study locations

1 site
  • University of Texas Southwestern Medical Center
    Dallas, Texas 75390, United States
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References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Updates

1 registry update since Sep 25, 2026
Status
Enrolling by invitation→Active, not recruiting
changed Sep 25, 2026
Primary completion
Jun 30, 2026→Jun 30, 2027
Sep 25, 2026
Show all 1 update
  1. Sep 25, 2026
    Enrolling by invitation→Active, not recruiting
    Primary completion Jun 30, 2026→Jun 30, 2027
    + 1 other change: verification date

From the registry record's own update history. This site started tracking changes on Sep 25, 2026; for anything earlier, see the record history on ClinicalTrials.gov ↗

10

Registry details

Key details

Study ID
NCT07132892
Lead sponsor
Jeffrey M. Kenkel
Responsible party
Jeffrey M. Kenkel (Chairman and Professor, University of Texas Southwestern Medical Center) — Sponsor-investigator
First posted
Aug 20, 2025
Start date
Dec 1, 2025
Primary completion
Jun 30, 2027 (estimated)
Completion
Dec 31, 2027 (estimated)
Last update
Sep 25, 2026

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is active, not recruiting, as verified in Sep 2026. You cannot join it, but the record below documents what was studied.

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