January 2026 in “Journal of Advances in Medicine and Medical Research” Adding Platelet-Rich Plasma to hair implantation improves hair growth and graft survival.
September 2025 in “Journal of the Egyptian Womenʼs Dermatologic Society” Using platelet-rich plasma for storing hair grafts improves hair regrowth and density.
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January 2021 in “Hair transplant forum international” The Hair Diameter Index (HDI) was created to help plan hair restoration surgery after finding that visual hair density is linked to hair count and thickness, not volume.
January 2007 in “Elsevier eBooks” The document concludes that hair transplantation for Asians should consider unique scalp and hair traits, use small grafts, and combine surgery with medication like finasteride and minoxidil for best results.
The robotic system for hair restoration surgery works well, giving similar results to manual techniques after 9 months.