An interventional study of Disposable Noninvasive Skin Closure Device (Shanghai Zhizhong Medical Technology Co., Ltd. Catalog No.: 240430PFF) in Scar, sponsored by Peking University Third Hospital. Recruiting at 1 site in China. Open to participants aged 20 Years to 50 Years. Per ClinicalTrials.gov, last updated 2026-09-30.
Sponsored by Peking University Third Hospital · Not applicable, Interventional, and Prevention
The purpose of this study is to evaluate the efficacy and safety of a disposable noninvasive skin closure device in promoting postoperative wound healing and reducing surgical scar formation. Participants will receive the device on one half of the surgical incision, with the other half serving as a control. Wound healing and scar appearance will be assessed during follow-up visits after surgery.
Surgical wounds can heal with visible scars. Tension on the skin may affect wound healing and scar formation. This study will evaluate whether a disposable noninvasive skin closure device can improve healing and reduce scar formation after plastic surgery.
Adults undergoing plastic surgery with an incision longer than 2 cm on the cheek, neck, trunk, or limbs will be enrolled. Each participant's incision will be divided into two parts. By random assignment, the device will be applied to one part of the incision, while the other part will receive standard postoperative care without the device. This within-participant comparison allows each participant to serve as their own control.
Participants will return for assessments at 1, 3, and 6 months after surgery. Blinded plastic surgeons will assess wound healing and scar appearance using standardized scar-rating tools. The study will evaluate whether the device is safe and effective for supporting postoperative wound healing and preventing surgical scar formation.
Exclusion Criteria:
The disposable noninvasive skin closure device will be applied to the randomly assigned half of the surgical incision for 3 months after surgery.
Device: Disposable Noninvasive Skin Closure Device (Shanghai Zhizhong Medical Technology Co., Ltd. Catalog No.: 240430PFF)
The other half of the same surgical incision will receive routine postoperative care without the disposable noninvasive skin closure device.
A disposable noninvasive skin closure device will be applied to the randomly assigned half of each participant's surgical incision after routine suturing. The device is designed to reduce tension across the skin surface without penetrating the skin. It will be used continuously for 3 months after surgery, while the other half of the incision will receive routine postoperative care without tension-reduction treatment.
Vancouver Scar Scale (VSS) score
Blinded plastic surgeons will assess each half of the surgical incision using the VSS. Lower scores indicate a better scar outcome.
Time frame: 6 months after surgery
Modified Patient and Observer Scar Assessment Scale (mPOSAS) score
Blinded plastic surgeons will assess scar appearance for each half of the surgical incision using the mPOSAS. Lower scores indicate a better scar outcome.
Time frame: 1, 3, and 6 months after surgery
Device-related adverse events
Skin redness, itching, and other adverse events related to use of the disposable noninvasive skin closure device will be recorded.
Time frame: 1, 3, and 6 months after surgery
Plan to share: No — IPD will not be shared because the study involves identifiable clinical photographs and sensitive personal health information. To protect participant privacy and confidentiality, individual participant data will remain restricted to the study team.
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Peking University Third Hospital