FUT hair transplant: why the strip fell out of favour

Summary

For the best part of two decades, the FUT hair transplant was the world standard. A strip of scalp was lifted from the back of the head, cut up under a microscope, and the grafts obtained from it were put back into the thinning areas. The method worked. It also left a mark, and that mark is what pushed it aside in favour of FUE.

What follows walks through FUT stage by stage, without the caricature. It produced good results, and a handful of surgeons still argue for it. The question is what today’s hair transplant techniques give you in return.

What FUT actually means

FUT stands for Follicular Unit Transplantation. A follicular unit is the natural little cluster of 1 to 4 hairs that emerges from the scalp together, since skin almost never grows a hair on its own.

The founding principle has not moved since. Hair on the crown fringe, at the back and sides of the head, resists the hormone behind androgenetic alopecia, the hereditary pattern hair loss that thins the top of the scalp. Move that hair into the balding zones and it keeps its resistance.

Where FUT differs is in how the hair is collected. The surgeon lifts a whole band of hair-bearing skin from the donor area, then closes the wound with stitches. Everything that follows happens away from the patient, on a bench.

How a FUT procedure runs

It is day surgery under local anaesthetic, with no overnight stay. Budget four to six hours, which is roughly how long a hair transplant takes with modern methods too.

The donor area is clipped short, drawn on and numbed. The surgeon then cuts a strip around 1.5 cm wide, releases it and sutures the edges together. Next comes the longest part of the day: dissection. Under a microscope, technicians cut the band back down into individual follicular units, one at a time, trimming away surplus tissue. A large share of the final result is decided at that bench.

Microscope close-up of a strip of scalp being dissected, with forceps holding a single follicular unit above the harvested tissue

The grafts then wait in a chilled solution. The patient is sat back up, the recipient area is numbed in turn, and small incisions are opened across it. Each graft is slipped into one of them. Angle, direction and spacing decide how natural the result looks far more than the raw count does.

The linear scar, and why it changed everything

Taking a band of skin necessarily leaves a linear scar. Not a vague patch: a continuous line running across the back of the head, finer or wider depending on how much tension sits on the edges and on how the individual heals.

Two clipped napes side by side, a continuous horizontal scar line on the left and scattered extraction dots on the right

With longer hair it vanishes. With a clipper cut it shows. Anastassakis (2023) describes precisely that tipping point: patients wanted the freedom to wear their hair very short, that line became hard to live with, and hair restoration surgery followed the market. Some teams have even tried to fix the problem after the fact, as Meireles Filho and Radwanski (2023) did with their punching-out technique for narrowing a widened scar. The very existence of such a rescue procedure says plenty. How hair transplant scars settle over time also depends heavily on the individual’s skin.

FUT or FUE, stage by stage

Infographic comparing the four FUT stages, from sample of a strip of skin, cutting a strip and graft dissection to insertion of grafts, with the four FUE stages, from incision around the hair follicles and extraction of follicular units to delivery and implantation of grafts

The diagram makes the point on its own. FUT: strip, cutting, dissection, insertion. FUE: an incision around each follicle, extraction unit by unit, sorting, implantation. The whole divergence sits in the first surgical step.

Gupta and colleagues (2020) reviewed both methods. Their verdict is more measured than the marketing copy suggests: the two yield grafts of comparable quality, but they do not heal the same way. A continuous line on one side, minute dots on the other.

A Brazilian study published in 2024 goes a step further. Takata Pontes and colleagues looked at patients who had been operated on with both techniques in succession, in the same clinic and by the same surgeon. With FUE, the share of units containing three hairs or more was higher, as was the average number of hairs per unit. The authors’ explanation is plain enough: harvesting unit by unit, the surgeon can see what they are picking, so they take the best ones. A strip contains whatever it contains. That feeds directly into how many grafts are genuinely usable. Those same authors still refuse to call a winner, and they are right to: too many variables go into choosing a technique for it to hang on one number.

What FUE changes for the donor reserve

Split view of a motorised punch extracting a follicle from a scalp marked out in pen, and a tray of grafts lined up on a damp gauze

In FUE, each follicle is encircled by a cylindrical punch under a millimetre wide, then lifted out. The mark left behind is a dot. Spread over a broad surface, the whole pattern becomes impossible to pick out from a few centimetres away.

There is a less obvious consequence, and it matters more than the immediate cosmetics. Scar tissue never grows hair again. A linear scar therefore removes usable donor surface for good, at a point where a patient progressing along the Norwood scale may well need a second hair transplant ten years down the line. What has been spent cannot be recovered.

Recovery, from the patient’s side

Close-up of a clipped scalp after surgery, with a band of small pale crusts marking the border between the operated area and the remaining hair

Stitches pull. Patients operated on with FUT describe a tight feeling at the back of the head for several days, and sometimes numb patches that take weeks to regain normal sensation. The sutures come out around day ten.

With FUE there is nothing to remove. The tiny wounds close on their own and pain after a hair transplant stays moderate, handled with simple painkillers. Normal activity resumes sooner.

Healing that leaves the haircut open

The same nape compared, covered in red extraction dots just after surgery on the left, fully healed under dense hair on the right

Here is what FUE allows and the strip ruled out: a nape you can clipper down. Extraction dots, glaring the morning after surgery, turn into tiny white marks lost among the regrown hair.

How well the recipient sites are opened counts for a great deal as well. A sapphire blade, made from crystal rather than steel, cuts narrower channels than conventional metal blades, which limits the trauma to the skin.

Is there still a place for FUT?

Split view of a surgeon in magnifying loupes working on a reclining patient's frontal hairline, and Dr Cinik examining the scalp of a seated patient during consultation

A few practitioners keep it going for specific profiles: very fine hair, very large sessions, patients who will never wear a shaved cut. The literature has not closed the debate, as Gupta showed. The underlying trend, though, is clear.

Day to day at the clinic, the choice runs between manual FUE and DHI with an implanter pen, according to the stage of hair loss and the hair type. And if you already carry an old FUT scar, it can be disguised: grafting into the scar tissue itself makes the line far less readable.

One last thing. A clinic still offering the strip without explaining what it commits you to later deserves a few more questions. Choosing where you go is the heaviest decision of the whole journey, ahead of the technique itself, and it explains why so much of this surgery has concentrated in a handful of centres specialising in hair transplant Turkey.

Sources

Anastassakis, K. (2023). Paradigm shift from linear strip to follicular unit excision in hair restoration surgery. Facial Plastic Surgery, 40(2), 129-145. https://doi.org/10.1055/s-0043-1777311

Gupta, A. K., Love, R. P., & Harris, J. A. (2020). Old friend or new ally: a comparison of follicular unit transplantation and follicular unit excision methods in hair transplantation. Dermatologic Surgery, 46(8), 1078-1083. https://doi.org/10.1097/DSS.0000000000002373

Meireles Filho, I., & Radwanski, H. N. (2023). The punching-out technique to reduce the FUT scar. Hair Transplant Forum International, 33(1), 1-8. https://doi.org/10.33589/33.1.1

Takata Pontes, L., Ruston, A., & de Moraes, A. M. (2024). Strip harvesting follicular unit transplantation versus follicular unit excision: comparing the number of hairs and the ratio of hairs to follicular unit. Dermatologic Surgery, 50(9), 851-854. https://doi.org/10.1097/DSS.0000000000004230