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Procedure

Penile revascularisation surgery

Penile revascularisation surgery explained: who it genuinely helps, realistic success rates, and honest risks — with sources, not guesswork.

Also known as: penile arterial bypass, microvascular arterial bypass surgery, MABS

AnaesthesiaGeneral
Operating time180–300 min
Hospital stay1–4 nights
Days in Türkiye7–14 days
Back to work2–4 weeks (desk work); sex and heavy activity restricted 4–6 weeks
DE
Medically reviewed by Dr. Elif Yılmaz, MD, FECSM
Last reviewed 22 July 2026
✓ Clinician reviewed
Penile revascularisation surgery — Andrology Abroad procedure guide✓ Clinician-reviewed information
Key takeaways
  • Penile revascularisation is a microsurgical bypass, similar in principle to cardiac bypass, that reroutes blood flow around a specific, localised arterial blockage supplying the penis.
  • It genuinely helps a narrow group: young men with a focal arterial injury, usually from trauma, and no wider vascular disease — not the general, age- or diabetes-related ED seen in most older men.
  • The largest long-term series (71 men, mean age 30.5) found around 87–90% of patients would recommend the surgery again and reported significant improvement in erectile function.
  • Patient selection is the single biggest determinant of success — men with generalised vascular disease are poor candidates, since the same disease can affect the newly connected vessel over time.
  • This is a specialised, technically demanding operation that should only be performed by surgeons with specific microvascular training and experience.

About penile revascularisation surgery

Penile revascularisation surgery restores blood flow to the penis in men whose erectile dysfunction comes from a blocked or damaged artery. It is a microsurgery, done under a microscope, connecting very small vessels. It is sometimes called penile arterial bypass. The key word is "focal": it treats one specific, localised blockage, not wider, whole-body vascular disease.

The problem it fixes is arteriogenic ED. One of the arteries that feeds the penis becomes narrowed or blocked. This most often follows an injury — a pelvic fracture from a car crash, a straddle injury from a bike, or direct trauma. In these men, the rest of the heart and blood vessels are often perfectly healthy. The issue is a single mechanical blockage, not a systemic disease. That difference is exactly why the surgery can work so well in the right man, and fails in the wrong one.

The surgeon takes a healthy artery, usually from the lower belly wall, and connects it to a vessel in the penis. This bypasses the blocked segment and restores pressure to the erectile tissue. The vessels are often only a millimetre or two wide, so it takes real microsurgical skill, and the operation is longer than most others on this site.

It is important to be honest about how narrow the group of good candidates is. The ideal patient is young, often in his 20s to 40s, with a clearly identified, focal blockage confirmed on imaging, and no wider vascular disease. Men with widespread atherosclerosis, poorly controlled diabetes, or heavy smoking damage are poor candidates. The reason is simple: the same disease that affected the rest of their vessels is likely to affect the new one too. This is why a thorough vascular work-up first — not just a diagnosis of "ED" — is essential.

Where it is used well, results can be excellent and durable. The largest long-term study, of 71 men, found nearly 90% would recommend the surgery again, with significant gains in function and mood. But these numbers come from carefully selected men at experienced centres. This is a low-volume, specialised operation, which is exactly why candidacy assessment, and choosing a surgeon with genuine microvascular experience, matter so much.

This distinction is exactly why the procedure can work so well in the right patient and why it fails, or is not attempted at all, in the wrong one — patient selection is the single biggest determinant of success.

Outcomes
In the largest published long-term outcome study of microvascular arterial bypass surgery using validated questionnaires (71 men, mean follow-up 34.5 months), 87–88.7% of patients reported a significant improvement in erectile function and said they would recommend or undergo the surgery again.
Source: ncbi.nlm.nih.gov

Who it is for

✓ May be suitable if
  • •Younger men (commonly under 45–50) with ED confirmed to be arteriogenic in origin
  • •A clearly localised, focal arterial lesion on penile duplex ultrasound and/or arteriography, typically after pelvic, perineal, or penile trauma
  • •Men without generalised vascular disease — no significant atherosclerosis, poorly controlled diabetes, or heavy smoking history
  • •Men whose ED has not responded to tablets or injections, or who want a structural, non-device solution
✕ Not suitable if
  • •Older men, or men with diffuse, age- or diabetes-related vascular disease affecting the whole cardiovascular system
  • •Men with venous leak (veno-occlusive dysfunction) as the primary cause, rather than arterial insufficiency
  • •Current smokers unwilling or unable to stop, given the impact on vascular healing and long-term graft patency
  • •Men seeking a first-line treatment before trying, or properly failing, standard options such as tablets

Preparing for surgery

Undergo a thorough vascular work-up, including penile duplex ultrasound and, where appropriate, arteriography, to confirm a focal (not generalised) lesion
Have a full cardiovascular and general health assessment, since general anaesthesia and a long microsurgical procedure carry different considerations
Stop smoking well in advance, given its direct impact on vascular healing and graft success
Review all current medications with your surgical team, including any blood thinners
Discuss realistic expectations directly, including that this is for a focal arterial cause and is not expected to work for general vascular ED
Arrange time off work and abstain from sex and strenuous exercise for the recommended period

What recovery looks like

Days 1–4 (hospital stay)
A stay of several days allows close monitoring of the surgical site and the newly connected vessels. Penile and lower-abdominal swelling and some discomfort at both surgical sites are expected.
Weeks 1–2
Discharge home typically occurs within the first few days. Rest and limited activity are advised, with gradual return to light daily activities. Swelling and bruising continue to settle.
Weeks 2–4
Gradual return to desk-based work is generally possible. Strenuous activity, heavy lifting, and sex remain restricted.
Weeks 4–6
Most surgeons permit a gradual return to sex and more strenuous exercise once initial healing of the microvascular connection is established, confirmed individually.
Months 3–12+
Function is often assessed formally at 6 and 12 months and beyond. Longer-term studies show durable improvement in appropriately selected patients.

Risks and complications

Penile oedema (swelling)
the most common complication in published series, sometimes needing a minor secondary procedure
Haematoma (blood collection) at the abdominal or penile surgical site
occasionally requiring evacuation
Superficial surgical site infection
Graft or anastomosis failure
where the newly connected vessel fails to stay open over time — higher in men with underlying generalised vascular disease
General risks of a lengthy general anaesthetic and microsurgical procedure
No meaningful improvement
if the cause is not, in fact, a purely focal arterial problem, or if generalised vascular disease is present and progresses
Outcome strongly depends on surgeon and centre experience in microvascular technique
a genuine, practical risk factor when choosing where to have it done

Common questions

Am I likely to be a good candidate for this surgery?
It depends heavily on why your ED is happening, not just how severe it is. The best candidates are younger men with a clearly identified, localised arterial blockage, usually from a specific injury, and no wider vascular disease. A thorough vascular work-up — not just a general ED diagnosis — is essential before this can be properly judged.
Why is this not offered to most men with erectile dysfunction?
Most ED, particularly in older men, comes from generalised vascular changes (ageing, diabetes, smoking, widespread atherosclerosis) rather than one fixable blockage. Revascularisation does not address generalised disease, and results in that broader group have historically been poor, which is why it is reserved for the narrower group it was designed for.
How is this different from a penile implant?
Revascularisation aims to restore your own natural function by fixing the underlying blood-flow problem. A penile implant replaces that function with a mechanical device, works regardless of the vascular cause, and is a more predictable option for men who are not good revascularisation candidates or whose ED has other causes.
What is the actual success rate?
Published outcomes vary by technique and selection, ranging from roughly 36% to 91%. In the largest long-term series using validated questionnaires, close to 90% of well-selected patients reported significant improvement and said they would recommend the surgery again — but this reflects a carefully selected group, not a universal figure.
Is this a big operation?
Yes — it is a microsurgical procedure typically taking three to five hours under general anaesthesia, considerably longer than options like varicocelectomy or a penile implant. This reflects the precision required to connect very small blood vessels successfully.
Can smoking really affect whether this surgery works?
Yes, significantly — smoking has a well-documented negative impact on vascular healing and on the long-term patency of any bypass, including this one. Stopping well before surgery, and staying stopped afterward, is one of the most important, genuinely modifiable factors in your own control.
How long does the benefit last?
In appropriately selected patients without generalised vascular disease, published series show durable benefit over multiple years. Where generalised vascular disease is present or later develops, benefit is less likely to be as durable, since the same disease process can eventually affect the newly connected vessel.
Is there a non-surgical alternative for the same blockage?
Yes — endovascular techniques such as balloon angioplasty or stenting, done through a catheter rather than open surgery, have been studied as a less invasive alternative for some men with focal arterial disease. This is a genuinely relevant option to discuss alongside open revascularisation, particularly for men who prefer a less invasive first step.
Is this surgery widely available, or only at specialist centres?
It is a specialised, technically demanding operation performed at a relatively limited number of centres with dedicated microvascular expertise, not something offered at every clinic. Confirming your surgeon’s specific experience and case volume with this exact procedure is a reasonable, important question to ask.

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Sources

  1. Penile Microvascular Arterial Bypass Surgery: Indications, Outcomes, and Complications. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5763757/
  2. Penile Revascularization for ED Secondary to Arterial Insufficiency: A Case Series. Eplasty. 2024. https://www.hmpgloballearningnetwork.com/site/eplasty/case-report/penile-revascularization-erectile-dysfunction-secondary-arterial
  3. Outcome of Penile Revascularization for Arteriogenic ED After Pelvic Fracture Urethral Injuries. Urology. https://www.goldjournal.net/article/S0090-4295(12)00937-5/abstract
  4. Vascular hemodynamic effects of penile revascularization surgery and the role of resistive index in follow-up. 2024. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11660643/