December 2023 in “Clinical, cosmetic and investigational dermatology” This study found that no-shave long hair-follicular unit excision using a skin-responsive device, without recess-tipped punches, yielded low graft transection and shaft break rates, improved procedure speed, and increased surgeon willingness.
September 2025 in “Journal of Cutaneous and Aesthetic Surgery” This case report demonstrated that long-hair follicular unit extraction may effectively reconstruct the mustache area following surgical scarring, with high patient satisfaction and no complications observed.
7 citations
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August 2023 in “Dermatologic Surgery” In this study, researchers reported that a new skin-responsive FU excision device consistently succeeded in all patients of African descent, showing a mean graft transection rate of less than 10%, with skin thickness and firmness identified as major factors affecting graft attrition rate.
October 2022 in “Hair Transplantation” This chapter reviews four innovative devices for follicular unit excision in hair restoration surgery, but it does not report new clinical results or outcomes.
5 citations
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September 2017 in “PubMed” This study found that hypothermically stored amniotic membrane grafts promoted greater tissue regeneration, including basket-weave collagen matrix and follicle formation, compared to dehydrated amnion/chorion meshed grafts in a rat wound model.