What Is DHI Hair Transplant? How Implantation with a Choi Pen Works
How the DHI (Direct Hair Implantation) technique is performed and what the Choi implanter pen does: stages, advantages and when DHI is preferred.

How the DHI (Direct Hair Implantation) technique is performed and what the Choi implanter pen does: stages, advantages and when DHI is preferred.
Why keeping grafts alive is critical in hair transplants: time out of the body, storage solutions, temperature, careful handling and the role of DHI.
Unnatural hairline, sparse results, wrong angles or an overharvested donor: options for repairing a failed hair transplant and the role of DHI.
The differences between DHI and FUE: implantation method, shaving, density, duration, recovery and which technique suits which person.
How can a naturally high forehead or hairline be corrected? Lowering the hairline with DHI, design differences between women and men, graft needs and...
Should PRP be used with a hair transplant? Possible benefits before, during and after surgery, session planning and realistic expectations.
Is a hair transplant without shaving possible? How unshaven DHI is performed, suitable candidates, graft limits, donor shaving options and recovery ad...
Why crown transplants are different: the circular growth pattern, graft needs, prioritising front versus crown, slower results and protective treatmen...
Swelling, redness, itching, numbness, folliculitis and infection after a hair transplant: how long they last and when to contact your clinic.
Hair thinning but not bald? The principle of DHI densification, protecting existing hair, miniaturisation and combining with supportive treatments.
Does a hair transplant hurt? How local anaesthesia is given, methods to reduce discomfort, what you feel during and after surgery and use of painkille...
How a hair transplant day goes from morning to evening: admission, design, anaesthesia, extraction, DHI implantation, breaks, hygiene and sterilisatio...
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