Himplant is one of the few options that can add lasting girth to the penis, which is why men from across the region travel to Bangkok asking about it. It is also major elective surgery on a sensitive part of the body, so the decision deserves more than a price quote and a brochure. This guide gives you the full picture: what the implant actually is, what it costs in Thailand versus the West, what the published results really show, who should not have it, and the complications you need to weigh before booking.
The honest summary up front: for the right candidate, Himplant can produce a noticeable, durable change in appearance, and most men in published series are satisfied. But it is not a guarantee, it carries surgical risks that can be serious, and a portion of patients end up needing the device removed. Read the risk and candidacy sections in full before you decide.
What Himplant Is
Himplant (formerly marketed as Penuma) is a soft, medical-grade silicone implant that a surgeon places under the skin of the penile shaft. The original device received its first US Food and Drug Administration (FDA) 510(k) clearance in 2004, with later clearances covering cosmetic enhancement of the penis [1]. "510(k) cleared" means the FDA has allowed the device on the US market for its stated cosmetic use; it is not the same as a full premarket approval, and clearance does not remove surgical risk.
The single most important thing to understand is where the implant sits. It is placed subcutaneously, meaning just under the skin, wrapping around the shaft. It does not go inside the erectile bodies (the two cylinders, called the corpora cavernosa, that fill with blood during an erection) [2]. This is what separates Himplant from a functional erectile implant such as a Titan or AMS inflatable device, which is placed inside the erectile bodies to treat erectile dysfunction. Himplant is cosmetic: it is designed to increase the size and fullness of the penis, mainly in the flaccid (soft) state, not to create or restore erections.
Because the device sits outside the erectile tissue, it is reasonable to expect that it usually does not directly drive erectile function. That said, any surgery in this area can affect sensation, curvature, or function, so no responsible clinic should promise that erections and sensitivity will be completely unaffected. We cover those risks in detail below.
If you are still comparing approaches, our overviews of penis enlargement options and fillers versus surgery put Himplant in context alongside non-surgical alternatives.
How the Procedure Works
Himplant is performed by a surgeon trained in male genital surgery, usually under general anaesthesia (you are fully asleep) or sometimes spinal or deep sedation, depending on the surgeon and your health. The operation generally takes around one to two hours.
The basic steps:
Anaesthesia and prep. You are anaesthetised and the surgical area is cleaned and sterilised. Antibiotics are typically given to lower infection risk.
Incision. The surgeon makes a small incision, commonly low on the abdomen above the penis (infrapubic) or at the upper scrotum (lateral scrotal). A published series found the lateral scrotal approach had a lower complication and removal rate than the infrapubic approach, so ask which your surgeon uses and why [3].
Pocket creation. A space is created under the skin around the shaft.
Sizing and placement. The implant comes in defined sizes (not custom-made devices). The surgeon selects the size measured at your consultation and positions it around the shaft, under the skin.
Closure and dressing. The incision is closed and a supportive dressing is applied.
You usually go home the same day or after a short stay. This is day surgery for most men, but it is still surgery.
Himplant Cost in Bangkok (THB and USD)
In Bangkok, an all-inclusive Himplant package typically falls in the range below. Exact pricing depends on implant size, surgeon experience, and the facility. Elective cosmetic surgery like this is not covered by health insurance, so plan to pay out of pocket.
Item | Bangkok (THB) | Bangkok (approx. USD) | United States (approx. USD) |
Himplant procedure, standard size | THB 180,000-230,000 | USD 5,000-6,400 | USD 15,000-17,000 |
Himplant procedure, larger size | THB 230,000-300,000 | USD 6,400-8,300 | USD 17,000-19,000 |
Typical Bangkok package includes | Device, surgeon fee, operating room, anaesthesia, standard medications, routine follow-up | ||
Usually not included | Flights, hotel, extended stay, treatment of complications, revision or removal surgery |
USD figures are approximate and move with the exchange rate (calculated near THB 36 to USD 1; check the current rate). US pricing is drawn from published procedure cost ranges of roughly USD 15,000-19,000.
The practical takeaway: Bangkok pricing is commonly 50-65% lower than US pricing for the same class of device, which is the main reason men travel. For medical tourists, budget realistically for several days to two weeks in Bangkok for the procedure, initial recovery, and a follow-up check before flying, and keep a financial cushion in case a complication needs managing.
For a sense of pricing on less invasive routes, see our guides to penis filler in Bangkok and ED medication costs in Bangkok.
Realistic Results: What the Evidence Shows
Here is what peer-reviewed data actually report, so you can set expectations on numbers rather than adjectives.
Girth. A single-surgeon series of 92 cases reported an average girth increase of about 3.1 cm (around 1.2 inches), roughly a 32% change [3]. A separate review reported mean circumference rising from about 8.5 cm to 13.4 cm, with most men still showing improvement at an average of four years [2].
Flaccid length. The same 92-case series reported an average flaccid length increase of about 2.5 cm, around a 44% change [3]. Effect on erect length is smaller and less predictable.
Satisfaction. In that series, 82% of men reported being satisfied or very satisfied with their post-operative appearance, and about 75% said they would have the surgery again [3]. A multicentre study similarly reported high patient and partner satisfaction with acceptable adverse-event rates [1].
A few honest caveats. Results are most pronounced in the flaccid state. Gains can take weeks to months to settle as swelling resolves. Individual outcomes vary, and these figures are averages from selected surgeons and patients, not guarantees. Independent specialists have also noted that long-term and complication data remain limited compared with established functional implants, which is one reason to choose an experienced surgeon and keep expectations measured.
Who Is and Is Not a Candidate
A good candidate is a healthy adult man, bothered by penile size, with realistic expectations, who has been assessed in person and cleared for surgery. A consultation with examination, measurement, and a candidacy and pre-operative workup is required before any procedure can be booked.
Himplant is generally not suitable, or needs careful case-by-case review, if you:
Have an active infection anywhere, or an active urinary or genital infection.
Have uncontrolled diabetes or poorly controlled blood sugar, which raises infection and healing risk.
Have a bleeding or clotting disorder, or take blood thinners that cannot be safely paused.
Smoke or use nicotine, which impairs wound healing (most surgeons require stopping well before and after surgery).
Have had prior penile surgery with complications, significant scarring, or untreated Peyronie's disease (curvature from scar tissue).
Are seeking treatment for erectile dysfunction. Himplant is cosmetic, not a functional erectile implant; if ED is the issue, a different device or treatment is the correct path. See erectile dysfunction versus low libido.
Have unrealistic expectations, or signs of body dysmorphic disorder (persistent, distressing preoccupation with a perceived flaw). Surgery rarely resolves that distress, and a mental-health assessment may be advised first.
A responsible clinic will turn away candidates who are not medically or psychologically suited, even paying ones. Be wary of any clinic that does not.
Recovery, Step by Step
Recovery is staged. Timelines vary by person and surgeon, and these are typical ranges, not promises.
Day 0 (surgery day): Performed under anaesthesia. Expect grogginess, a dressing, and mild to moderate discomfort managed with prescribed pain medication. Most men go home the same day or after a short stay.
Days 1-7: Swelling and bruising are normal and often peak in the first few days. Keep the area clean and follow dressing instructions. Many men take about a week off work; desk work may resume sooner, physical work later.
Weeks 2-4: Swelling gradually subsides. Avoid strenuous exercise, heavy lifting, and cycling. Follow any compression or support-garment instructions. A follow-up wound check happens in this window.
Around week 6: Sexual activity, including intercourse and masturbation, is typically resumed only after your surgeon clears you, usually around the six-week mark, consistent with general penile-implant recovery guidance [4]. Do not rush this.
Months 2-6: Final shape and size continue to settle as residual swelling resolves and tissues soften.
Seek urgent medical care if you notice: spreading redness or warmth, fever, increasing rather than improving pain, foul-smelling or pus-like discharge, the implant edge pressing against or threatening to come through the skin, a rapidly enlarging swelling (possible collection of fluid or blood), or new significant curvature. These can signal infection, a fluid collection (seroma), or the implant eroding through the skin, and they need prompt attention.
Risks and Possible Complications
This is the section to read most carefully. Himplant is surgery, and complications happen. Some are minor and settle; some require further surgery, including removing the device. The figures below come from published series and reviews; your individual risk depends on your health, your surgeon, and the technique.
More common, usually manageable:
Complication | What it is | What to watch for |
Seroma | A pocket of fluid under the skin; reported needing drainage in about 12% in one series [3] | Soft, growing swelling; may need draining |
Scarring / fibrosis | Firm scar tissue forming around the implant; reported around 4.5% in one review [2] | Firmness, tethering, changed shape |
Infection | Bacterial infection at the site; reported around 3.3% in one review [2] | Redness, warmth, fever, discharge |
Swelling and bruising | Expected after surgery | Resolves over weeks; sudden worsening is not normal |
Less common but more serious:
Implant protrusion or skin erosion. The implant edge can press against or push through the skin. In a series of men who needed the device removed, distal protrusion causing discomfort for the patient and partner was the leading reason for removal [5].
Penile curvature or deformity. New bends can develop. In the same removal series, disabling dorsal curvature was reported in a majority of those patients, and severe scarring around the nerves was routinely noted at revision surgery [5].
Penile shortening. Reported in about half of men in that removal series after the device was taken out [5].
Sensory changes. Altered or reduced sensation was reported in a substantial minority of those patients [5]. This is why no honest clinic can promise sensation is never affected.
New erectile dysfunction. Reported in some patients in the removal series [5]. Himplant is not an erectile implant, but surgery in the area can still affect function in a minority of cases.
Device removal (explant). Across the broader Himplant literature, roughly 3% of men in one review had an adverse event requiring device removal [2], while the surgical approach strongly affects this: one series reported removal rates of 21% with the infrapubic approach versus 6% with the lateral scrotal approach [3]. Removal is itself surgery with its own risks and is not a clean return to baseline, which is why "reversible" is the wrong word for it.
Anaesthesia risk. General anaesthesia carries its own small but real risks (reactions, breathing or cardiovascular events), higher if you have other health conditions. Your anaesthesia team will review this with you.
For context on the wider field, a systematic review of penile prosthesis surgery across more than 90,000 patients found device-infection rates ranging from about 0.03% to 14.3% (mostly under 5%), erosion from about 0.02% to 32.5% (mostly under 5%), and mechanical failure that was highly variable and exceeded 15% in about half of studies followed for 5-11 years [6]. Those figures are for functional implants, not Himplant specifically, but they illustrate that any penile implant can fail or become infected and may need revision.
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Choosing a Safe Clinic, and Red Flags
Because outcomes hinge heavily on the surgeon and the setting, vet the clinic carefully.
Look for:
A surgeon with specific, documented experience in penile implant surgery and Himplant in particular.
A licensed, accredited surgical facility with proper sterilisation and a qualified anaesthesia provider.
Genuine Himplant devices with documentation and correct sizing.
A consultation that includes examination, measurement, candidacy screening, and a frank discussion of risks, not just a sales pitch.
Clear written aftercare and a plan for managing complications.
Walk away if a clinic:
Cannot show device authenticity, sizing, or surgeon credentials.
Quotes a price that seems too good to be true.
Will not discuss complications honestly, or makes absolute promises ("no effect on erections or sensation," "guaranteed results").
Skips the candidacy assessment and pushes you straight to booking.
Operates in a non-sterile or non-accredited setting.
Has no plan for what happens if something goes wrong.
Himplant Compared With Other Options
Himplant is one route among several. Here is how it sits next to the main alternatives. This is general guidance; the right choice depends on your goals and your anatomy.
Option | Main effect | Durability | Invasiveness | Key trade-offs |
Himplant (subcutaneous silicone implant) | Adds flaccid girth and some length | Long-lasting | Surgery, general anaesthesia | Durable change; surgical risks, possible removal |
Hyaluronic-acid filler | Adds girth | Temporary (months to a couple of years) | Non-surgical injection | Lower risk and downtime; not permanent, repeat needed. See penis filler in Bangkok |
Fat transfer | Adds girth | Variable; some reabsorbs | Minor surgery | Uses your own tissue; uneven reabsorption possible |
Titan / inflatable implant | Treats erectile dysfunction; firmness for erections | Long-lasting | Surgery inside erectile bodies | For ED, not cosmetic enlargement. See Titan penile implant procedure |
If you are weighing temporary versus permanent, our fillers versus surgery guide compares the practical differences, and penis filler removal covers what happens if you change your mind on fillers.
Consultation and Medical Clearance
Himplant is a prescription surgical procedure. It cannot be booked from an online quote. Before any surgery you need an in-person consultation with a qualified surgeon for examination, measurement, candidacy screening, and pre-operative medical clearance. This step exists to protect you: it is where unsuitable candidates are identified and where realistic expectations are set. If you are considering Himplant in Bangkok, book a confidential consultation with Menscape so a surgeon can assess whether it is appropriate for you and explain the risks specific to your case.
Frequently Asked Questions
Does Himplant affect erections or sensation?
Himplant sits under the skin and not inside the erectile bodies, so it is usually not intended to change erectile function, and most men do not report a change. However, any surgery in this area can affect sensation, curvature, or function. Published data on men who needed the device removed report sensory changes and, in a minority, new erectile difficulty. No clinic can honestly guarantee that erections or sensitivity will be completely unaffected.
How much girth can I realistically expect to gain?
Published single-surgeon and review data report average girth gains of roughly 3 cm (about 1.2 inches) and some flaccid length gain, mainly in the soft state. These are averages from selected patients and surgeons, gains settle over weeks to months, and individual results vary. There is no guaranteed number.
Is Himplant permanent, and can it be removed?
It is designed to be long-lasting and is not a temporary filler. It can be removed, but removal is itself a surgical procedure with its own risks and is not a simple return to your original state. In published series, some men experienced shortening, curvature, or sensory change after removal. For that reason it is more accurate to call it revisable than reversible.
What are the most serious risks?
The more serious complications include infection, the implant protruding or eroding through the skin, new penile curvature or deformity, penile shortening, sensory change, and the possibility of needing the device removed. General anaesthesia also carries its own small risks. Your individual risk depends on your health, your surgeon, and the surgical technique, and should be discussed in detail at consultation.
How likely is it that the implant has to be removed?
Removal rates vary with technique. One published series reported about 6% removal with a lateral scrotal approach versus about 21% with an infrapubic approach, and a separate review reported roughly 3% of men needing removal for an adverse event. Ask your surgeon which approach they use and what their own removal rate is.
How much does Himplant cost in Bangkok?
An all-inclusive package in Bangkok typically runs about THB 180,000-300,000, roughly USD 5,000-8,300 depending on implant size and the clinic. That is commonly 50-65% less than US pricing of around USD 15,000-19,000. It is elective cosmetic surgery and is not covered by insurance, and complication or revision care is usually not included in the base price.
How long is recovery and when can I have sex again?
Most men take about a week off normal activities, with swelling subsiding over two to four weeks and final results settling over several months. Sexual activity is typically resumed only after your surgeon clears you, usually around six weeks. Strenuous exercise and cycling should be avoided in the early weeks.
Is Himplant the same as a Titan or inflatable penile implant?
No. Himplant is a cosmetic implant placed under the skin to increase size, mainly in the flaccid state. A Titan or inflatable implant is placed inside the erectile bodies to treat erectile dysfunction by providing firmness for erections. They solve different problems. If your concern is erectile function, Himplant is not the right device.
Who is not a good candidate for Himplant?
It is generally unsuitable, or needs careful review, for men with an active infection, uncontrolled diabetes, a bleeding or clotting disorder, current smoking or nicotine use, prior penile surgery complications or untreated Peyronie's disease, or unrealistic expectations or body dysmorphic concerns. It is also not a treatment for erectile dysfunction. A surgical consultation and medical clearance are required before any procedure.

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