Current research does not show that robotic FUE gives better results than manual FUE performed by an experienced surgeon. A 2024 randomized split-scalp study by Zhu and colleagues in the Journal of Cosmetic Dermatology found no significant difference in patient satisfaction at 12 months between the two. Robotic assistance adds consistency to how grafts are extracted, but the physician's diagnosis, planning and design decide most of the result. Individual results vary.
How robotic and manual FUE differ, step by step
Both are forms of follicular unit extraction (FUE). Follicular units are the small natural groups of one to four hairs that grow together. In both methods, these units are removed one at a time from a donor area, usually the back and sides of the scalp, and placed where hair is thinning. Here is how the steps compare:
- Consultation and planning. The same in both. A physician diagnoses the type of hair loss, checks the donor supply and plans the number of grafts and the hairline.
- Numbing. The same in both. The scalp is numbed with local anesthetic.
- Extraction. This is the main difference. In manual FUE, the surgeon guides a small round punch around each follicular unit by hand. In robotic FUE, an image-guided robotic arm, controlled by the physician, identifies follicular units and uses a small punch to separate them, while the physician sets the parameters and monitors the work.
- Graft handling. Similar in both. The team checks and sorts the grafts and keeps them protected until they are placed.
- Recipient sites and placement. Tiny openings are made in the thinning area, and grafts are placed at an angle and direction that match natural growth. Depending on the system and the practice, a robot may assist with some of this, or the team may do it by hand. Ask which steps are done which way.
Either way, FUE does not remove a strip of scalp, so there is no linear scar. Both methods leave small round marks in the donor area that can show at very short clipper lengths.
What comparison studies found
The clearest recent head-to-head comparison is the 2024 study by Zhu and colleagues. Its design:
- 13 men, aged 25 to 35, with male pattern hair loss
- each man's donor area split in half, with robotic harvesting on one side and conventional FUE, done by the surgeon with a handheld motor-driven punch device, on the other
- the same experienced surgeon for every procedure, with follow-up to 12 months
What it found:
- Patient satisfaction at 12 months: no significant difference between the two methods.
- Transection (follicles cut during extraction): similar on both sides.
- Discarded grafts: higher on the robotic side. The authors attributed this partly to a larger share of single-hair grafts on that side.
The study has real limits. It was small, done at a single center by a single surgeon, in a narrow group of young men, and the robotic side was always done first. It cannot prove that the two methods are equal in every situation. What it does show is that the evidence does not support claims that one method clearly beats the other. Larger studies would help. Individual results vary.
Where robotic assistance helps, and where the physician's judgment decides
Robotic assistance is mainly about consistency. Image guidance and programmed settings aim to make each extraction the same way, from the first graft to the last, over a long session. It also means physician-directed robotic FUE is available here in Bay Ridge, Brooklyn.
The decisions that shape your result still belong to the physician:
- whether a transplant is right for you at all, starting with an accurate diagnosis
- how many grafts to take, and from where, so the donor area stays natural-looking over time
- hairline shape, density and the direction each hair will grow
- adjusting the approach to your hair and skin
- planning for future hair loss, including whether medicine could help protect the hair you have
- aftercare and follow-up
At Bay Ridge Dermatology, robotic FUE is done with the ARTAS® iXi, an FDA-cleared Class II device. Dr. Evangeline Perez, a board-certified dermatologist, directs the procedure and oversees it from beginning to end.
Patients with curly, light or gray hair: questions to ask about harvesting method
Hair type can affect which harvesting method suits you. Image-guided extraction relies on cameras to identify follicular units on the scalp. The FDA's posted 510(k) summaries for the ARTAS System describe an indication for men with male pattern hair loss who have black or brown straight hair. Curly, light, gray and white hair all fall outside that description.
Tightly curled hair also tends to curve beneath the skin, which can make extraction with any small round punch, by hand or by robot, more technically demanding.
If your hair is curly, light, gray or white, ask:
- How do my hair color and texture fit the method you use?
- Is my case within the device's cleared indication? If not, what do you recommend instead?
- How will you check grafts for damage during extraction?
- How much experience do you have with hair like mine?
Why the physician matters more than the tool
A robot can make extraction consistent. It cannot decide whether you need a transplant, how much donor hair you can spare, or what hairline will still look natural in twenty years. Those choices drive most of the result.
When you compare hair transplant surgeons who perform FUE, look for:
- The right background. A physician who understands hair loss and performs hair transplants regularly, which is what the American Academy of Dermatology suggests looking for. It is also reasonable to ask about the physician's training and board certification.
- Diagnosis first. A consultation that starts with what kind of hair loss you have, not with a graft count.
- Clear roles. Who does each step, and who oversees the whole procedure.
- Plain talk about limits. A clear discussion of risks, recovery and the fact that individual results vary.
- Clear pricing. Cost depends mostly on the number of grafts. Hair restoration is not covered by insurance, so ask for a written quote and what it includes.
If your hair loss is sudden, patchy or comes with an itchy, scaly or painful scalp, see a dermatologist for a diagnosis before considering any procedure. Some types of hair loss need medical treatment rather than surgery.
The hair restoration consultation at Bay Ridge is free. It is a visit to talk through your hair loss, your goals and whether you may be a candidate, and there is no obligation to book a procedure. See our hair restoration page for more.
If you would like to compare your options with a dermatologist, book online or call (347) 497-4984.
This article is general information, not medical advice. For advice about your own skin, see a dermatologist.