Penile implants
The end of the road, and the treatment people are gladdest they had
Our overall score
Written by J. Porter, MPH
Medically reviewed by A. Vance, MD
Last reviewed
The short version
A penile prosthesis is a device implanted surgically inside the penis, producing an erection on demand for the rest of your life. It has the highest satisfaction rates of any ED treatment by a clear margin. It is also the only one that cannot be undone: the surgery permanently destroys your capacity for natural erections, so it comes last for a reason.
Our verdict: If you have genuinely exhausted the other options, this is the treatment that works — and men who have one consistently report wishing they had done it sooner. The decision that deserves real time is not whether it works, but that it is irreversible. Choose a high-volume implant surgeon; outcomes track experience closely.
Best for: People for whom pills, injections, and vacuum devices have all failed or become unacceptable, and who want the problem solved permanently.
What works
- The highest patient and partner satisfaction rates of any ED treatment
- Works on demand, every time, with no drugs and no waiting
- More spontaneous than injections or a vacuum device once healed
- Sensation, orgasm, and ejaculation are unaffected
- Concealed — an inflatable device is not visible or obvious when deflated
- Frequently covered by insurance, unlike most of what this site reviews
What to watch
- Irreversible: natural erections are permanently lost, even if the device is later removed
- Requires surgery, with the infection risk that implies
- Devices have a finite lifespan and may need replacing after a decade or more
- Many men perceive a loss of length afterwards
- Expensive without insurance coverage
- Outcomes depend substantially on how many of these your surgeon does
At a glance
- How it works
- Cylinders are implanted inside the erectile bodies of the penis. An inflatable device uses a concealed scrotal pump to move fluid from a reservoir into the cylinders on demand; a malleable device stays permanently semi-rigid and is bent into position.
- Time to effect
- 4–6 weeks of healing before the device can be used
- Safety limit
- Irreversible — implantation permanently ends natural erectile function
- How you get it
- Surgical procedure by a urologist, normally after other treatments have failed
- Regulatory status
- FDA-regulated Class III implantable devices, in clinical use for decades
- Typical cost
- Frequently covered by insurance once conservative treatment has failed; tens of thousands of dollars without coverage
- Ongoing cost
- None routinely, though devices have a finite mechanical lifespan and may eventually need revision
- Clinical standing
- Established third-line therapy in AUA guidance for men who do not respond to, or decline, other treatments
Why this comes last, and why that isn't a defeat
Clinical guidance places penile prosthesis as third-line therapy: considered after pills, after injections, after vacuum devices. That ordering is about irreversibility, not about how well it works.
On effectiveness, an implant outperforms everything else on this site. It works on demand, every time, indefinitely. The reason it waits its turn is that the other options can all be abandoned without consequence, and this one cannot.
The one thing that cannot be undone
It follows that the honest sequencing question is not *does this work* but *have I actually finished with the reversible options?* If you have not given injection therapy a properly titrated trial, that is worth doing first — not because implants are bad, but because the door only swings one way.
The two kinds of implant
| Inflatable (three-piece) | Malleable (semi-rigid) | |
|---|---|---|
| How it works | Cylinders, a scrotal pump, and a fluid reservoir. Pump to inflate, release to deflate | Bendable rods, permanently firm. Bent up for sex, down the rest of the time |
| How it looks and feels | Closest to a natural erection; genuinely flaccid when deflated | Always semi-rigid, so concealment takes more thought |
| Satisfaction | Highest of the two, and the most commonly chosen in the US | High, though generally below inflatable devices |
| Mechanical failure | More parts, so more that can eventually fail | Very few parts; the most durable option |
| Surgery | More involved, with reservoir placement | Simpler and shorter |
| Best suited to | Most people, where anatomy and dexterity allow | Limited hand strength or dexterity, or where a simpler operation is preferable |
A two-piece inflatable also exists, combining pump and reservoir in the scrotum. It is used where an abdominal reservoir is problematic — after certain abdominal surgery or a kidney transplant — at the cost of somewhat less girth expansion.
The surgery and the recovery
The operation usually takes one to two hours under general or spinal anaesthesia, through a small incision at the base of the penis or the upper scrotum. Many patients go home the same day or after one night.
- 1First two weeks — swelling, bruising, and genuine soreness. Pain relief is expected, not a sign of trouble.
- 2Weeks two to four — discomfort settles. Some surgeons begin teaching you to cycle the device.
- 3Four to six weeks — typical clearance for sexual activity, on your surgeon's timetable rather than a generic one.
- 4First months — learning to operate the pump reliably. This takes practice and is a normal part of the process.
What an implant does not change
Several common fears are simply unfounded, and they are worth clearing up because they stop people asking about a treatment that might suit them.
- Sensation is unaffected. The nerves responsible for feeling are not what the surgery touches.
- Orgasm is unaffected. If you could reach orgasm before, you still can.
- Ejaculation is unaffected. The implant sits in the erectile bodies, not the urethra.
- Testosterone and libido are unaffected. This is mechanical, not hormonal.
- It is not visible. A deflated inflatable device is not apparent to onlookers, and is not detectable through clothing.
Infection: the complication that matters
Infection is the serious risk. In primary implants at experienced centres it is uncommon — low single-digit percentages — and modern antibiotic- and hydrophilic-coated devices have reduced it considerably from historical rates.
It matters disproportionately because an infected implant usually has to come out. Given that removal does not restore natural function, an infection is not a setback you simply recover from.
Risk is higher with revision surgery, poorly controlled diabetes, immunosuppression, and spinal cord injury. If you have diabetes, getting glycaemic control right before surgery is one of the few things genuinely within your power to influence the outcome.
Other risks
- Mechanical failure — modern devices are durable, but they are machines and have a finite life
- Erosion — the device working its way through tissue, uncommon but serious
- Auto-inflation — an inflatable device partially inflating on its own; newer designs have largely addressed this
- Glans droop — the head of the penis not being supported by the cylinders, occasionally requiring correction
- Persistent pain, most often in the early months and usually settling
- Scarring or a palpable device, particularly in thinner men
How long a device lasts
Contemporary three-piece implants have good long-term mechanical survival, with the large majority still functioning at ten years. Malleable devices, having almost no moving parts, last longer still.
If a device does fail, it can generally be replaced. Revision surgery carries a somewhat higher infection risk than the original operation, which is one more reason the first surgery is worth getting right.
The insurance situation is genuinely different here
Almost everything else this site reviews is cash-pay. Penile implants often are not — Medicare and many private plans cover the procedure when erectile dysfunction is documented and conservative treatments have been tried and failed.
That inverts the usual arithmetic. A treatment that costs tens of thousands of dollars gross can, with coverage, end up costing less out of pocket over a decade than an indefinite subscription to a telehealth service — see what ED medication should actually cost.
- Ask what documentation of prior treatment failure your insurer requires — this is usually the gating requirement
- Confirm whether the surgeon and the facility are both in network
- Ask what happens financially if a revision is needed later
Choosing a surgeon matters more than choosing a device
Both major manufacturers make well-regarded devices, and the difference between them matters far less than the difference between a surgeon who implants these routinely and one who does a handful a year. Infection and revision rates track surgeon volume closely.
- 1Ask how many implants they do a year. A specific number, not a reassurance.
- 2Ask their infection and revision rates, and how those compare to published benchmarks.
- 3Ask which devices they use and why they would recommend one for you specifically.
- 4Ask what happens if something goes wrong — who manages a complication, and where.
- 5Ask about length expectations directly, and see whether you get a straight answer.
- 6Consider a second opinion. This is permanent; nobody reasonable will be offended.
Common questions
Is a penile implant reversible?
No, and this is the most important thing to understand. Placing the cylinders permanently damages the erectile tissue. If the device is removed for any reason, natural erections do not return — you are left without erections rather than back where you started.
Will it affect sensation or orgasm?
No. The implant restores rigidity only. The nerves responsible for sensation and the mechanisms behind orgasm and ejaculation are not affected by the surgery. If you could feel and climax before, you still can.
Can people tell I have one?
Not in ordinary circumstances. A deflated inflatable implant leaves the penis looking and feeling flaccid, and the pump sits concealed in the scrotum. A malleable implant is permanently semi-rigid, so it takes a little more thought about clothing.
How long does an implant last?
Modern three-piece devices have good long-term survival, with the large majority still working at ten years, and malleable devices last longer still. If one fails it can generally be replaced, though revision surgery carries a somewhat higher infection risk.
Does insurance cover a penile implant?
Often, yes — Medicare and many private plans cover it when ED is documented and conservative treatments have been tried unsuccessfully. That makes it unusual among the treatments on this site. Check what evidence of prior treatment failure your insurer wants, and confirm both surgeon and facility are in network.
Will I be shorter afterwards?
The implant does not lengthen the penis, and a significant number of men report perceiving a loss of length. Some of that is the device filling the existing tissue rather than extending it, and some is comparison against remembered erections from years earlier. Ask your surgeon about this directly before the operation.
How soon can I have sex after surgery?
Usually four to six weeks, on your surgeon's judgement. Expect to spend the first weeks sore and swollen, and expect operating the pump to take some practice before it becomes second nature.
What if I want to try it and change my mind?
That option does not exist, which is why implants come last. If there is any reversible treatment you have not genuinely tried — properly dosed pills, titrated injections, a vacuum device — it is worth exhausting that first.
Sources
- 1.Erectile Dysfunction: AUA Guideline — American Urological Association
- 2.Treatment for Erectile Dysfunction — National Institute of Diabetes and Digestive and Kidney Diseases (NIH)
- 3.Product Classification Database — implantable device classes — U.S. Food and Drug Administration