Dr. Nazmi Baycin, DHA-licensed board-certified plastic surgeon in Dubai
Ask most surgeons about implant placement and you will be offered three choices: above the muscle, under the muscle, or the dual-plane hybrid between them. That is a fair summary, and for most people in Dubai it is where the conversation reasonably ends. But there are five pockets, not three. Two of them — the subfascial and the total submuscular — are rarely mentioned to you in Dubai, and each exists because the standard three could not solve a particular problem. One offers coverage without ever touching the muscle. The other offers coverage when almost none is available. This article is about those two, about the single measurement that determines whether either is possible, and about two anatomies that overturn the usual rules entirely.

What are the key takeaways about the implant planes beyond the standard three in Dubai?

Two further planes exist — the subfascial, which adds a fascial layer without entering the muscle, and the total submuscular, which wraps muscle around the implant on every side — and a single pinch measurement at the upper pole decides which of the five are possible for you.

  • The subfascial pocket adds a fascial layer without entering muscle.
  • It shows less contracture, bleeding and rippling than a plain above-muscle pocket.
  • The total submuscular pocket recruits serratus for maximum cover.
  • It is a salvage plane for revision and very thin tissue, not a routine one.
  • Upper pole pinch thickness decides which pockets are even possible.
  • The threshold was raised from 2 cm to 3 cm, and for good reason.

An implant plane is the tissue layer the pocket is built in — above the muscle, beneath the fascia, partly or wholly under the muscle — and it governs how much natural cover the implant has, how the breast moves, and how the result ages. This article assumes you already understand the three familiar pockets and is concerned only with what the standard account leaves out.

This article covers the subfascial and total submuscular planes, the pinch-thickness threshold that decides whether any above-muscle plane is safe, and the two anatomies that override the usual rules. For the three familiar pockets compared directly and how each ages, see my article on how implant pocket selection shapes the final look; for candidacy, technique selection, recovery, risks, and cost, see my breast augmentation in Dubai page.

What is the subfascial plane, and what does it add?

A pocket beneath the pectoral fascia but above the muscle, which adds one extra layer of cover without the muscle ever being divided. Lying over the pectoralis major is a thin, tough sheet of connective tissue called the pectoral fascia. In a subfascial augmentation I lift that sheet along with the breast and place the implant beneath it, without ever dividing or entering the muscle itself.

The gain is a single additional layer of cover. It sounds modest, and anatomically it is — the fascia is only millimeters thick. Yet it appears to matter. A systematic review and meta-analysis of ten studies comparing subfascial with subglandular placement found significantly lower rates of capsular contracture, hematoma, and rippling in the subfascial plane. I would temper that finding honestly, and its own authors do: every study it pooled was judged to be at high risk of bias, and they call for better randomized evidence before the finding is treated as settled. More recent analysis stratifying the same comparison by implant surface suggests part of the advantage came from the textured implants used in older studies: among studies using smooth implants the subfascial rate was lower in absolute terms, 7.2 per cent against 17.1 per cent, but the confidence intervals overlap so widely that the two prepectoral planes cannot be separated on that evidence.

What is not in dispute is what the subfascial plane avoids. Because the pectoralis is never divided, there is no animation deformity — no distortion of the breast when the muscle contracts. For the right breast that is a substantial and permanent benefit.

Diagram titled the two implant planes nobody explains, noting that beyond the familiar three, two further pockets solve problems the others cannot. An opening panel explains that most explanations stop at three pockets, above the muscle, under the muscle, and the dual-plane hybrid between them, but two others exist, each devised for a specific problem and chosen for reasons the standard three cannot meet. The subfascial plane, beneath the pectoral fascia and above the muscle, lifts a thin tough sheet of fascia with the breast, giving one extra layer of cover without entering the muscle at all, and compared with a plain above-muscle pocket it shows less contracture, hematoma and rippling, with no animation because the muscle is untouched, though it demands good tissue since the fascia is only millimeters thick. The total submuscular plane, using pectoralis and serratus together, covers the implant by muscle on every side rather than merely at its upper pole by also raising the serratus laterally, and is reserved for very thin tissue and for revision where an implant edge would otherwise be seen, offering maximum cover but the most animation, described as a salvage plane rather than a routine one. A section titled the measurement that decides it explains upper pole pinch thickness: skin and fat at the top of the breast are pinched and measured, and that single number governs how much cover any above-muscle pocket can offer and therefore whether one is safe to use at all. Under two centimeters, an above-muscle plane invites visible edges and rippling; three centimeters or more, subfascial or subglandular becomes reasonable; the original threshold was two centimeters, and it was raised because two centimeters often failed by year five. A section on two anatomies that break the usual rules covers the athletic woman, whose powerful pectoralis distorts an implant beneath it every time she trains, favoring subfascial if tissue permits, giving cover without recruiting the muscle; and the tuberous breast, whose constricted base and high fold must be released before any plane is chosen, since the deformity is corrected first and the pocket alone will not expand it. An evidence panel notes that pooling more than seventeen thousand implants, an above-muscle pocket carried over twice the risk of capsular contracture of an under-muscle one, and that a later review found the subfascial plane bettered the plain above-muscle pocket on contracture, bleeding and rippling, though newer work suggests implant surface explains part of that gap. The closing line reads five pockets exist; your tissue decides which three are even possible.

The subfascial and total submuscular planes, and the measurement that decides between them, by Dr. Nazmi Baycin, Dubai.

What is the total submuscular plane, and when is it a salvage option?

A pocket in which the serratus anterior is raised as well as the pectoralis, so muscle covers the implant on every side; I reserve it for revision and for genuinely thin tissue. A standard under-muscle pocket is a partial one: the pectoralis covers the upper pole, while the lower and outer portions of the implant sit against breast tissue alone. For most women that is entirely sufficient.

When it is not — when the tissue is so thin that an implant edge would be visible laterally, or when a previous augmentation has left a compromised envelope — I can raise the serratus anterior as well, wrapping muscle around the implant on every side. This is the total submuscular pocket, and it buys the maximum coverage the chest can offer. It buys it at a price:

  • More discomfort and a longer recovery, because more muscle is divided.
  • The most pronounced animation deformity of any plane.
  • A higher-sitting implant and a tendency to flatten the lower pole.

I regard it as a plane for revision surgery and for genuinely thin tissue, and among the revision cases referred to me in Dubai it earns its place. I would not choose it for a routine primary augmentation. How the chosen pocket is then built to its boundaries, in whichever plane, is the subject of my article on implant pocket control and long-term stability.

Which measurement decides which planes are even possible?

The upper pole pinch thickness: the fold of skin and fat I pinch at the top of the breast between finger and thumb, which tells me how much natural cover exists above the muscle and therefore whether any above-muscle pocket — subglandular or subfascial — can be used safely at all.

Upper pole pinch thickness and the planes it leaves open — Dr. Nazmi Baycin, Dubai
Pinch thickness What it means Planes still open What happens if it is ignored
Under 2 cm Too little natural cover above the muscle. Dual-plane, partial submuscular, or total submuscular only. A visible implant edge and rippling within the first years.
2 to 3 cm A gray zone; cover is present but thins under the implant’s weight. Subfascial may serve, depending on tissue quality and implant choice; the muscle planes remain safer. Cover that looked adequate at surgery proves thin by year three to five.
3 cm or more Enough cover for an above-muscle pocket to hold up. All five, including subfascial and subglandular. Contracture risk still favors the muscle planes, so the choice is made on other grounds.

How to read this table: the measurement rules planes out rather than in; if you measure over 3 cm you are not told to go above the muscle, only that you may.

The original tissue-based systems set that cutoff at 2 cm. It has since been raised to 3 cm for above-muscle pockets, because 2 cm of cover repeatedly proved inadequate three to five years after surgery, once the tissue had thinned under the weight of the implant. That revision is not pedantry. It is what a decade of watching results actually taught the field, and I plan to the higher figure. How the same pinch, together with base width and skin stretch, sets the size of the implant is covered in my article on choosing breast implant size from chest and tissue analysis.

Why is implant coverage not merely cosmetic?

Because thin cover not only shows the implant; the plane itself changes the biological risk of capsular contracture. A meta-analysis pooling ten studies and 17,520 implants found that above-muscle placement carried more than twice the risk of capsular contracture compared with under-muscle placement — a relative risk of 2.18.

That is a large effect, and it explains why I do not treat pocket choice as a matter of preference. Notably, the same analysis stated plainly that the subfascial plane had not been examined in the same way, because more studies were needed — which is precisely the gap the more recent subfascial work has begun to fill.

How do the five implant planes compare?

Each plane trades cover against animation and recovery, and the table below sets all five side by side so the two rarely mentioned ones can be seen in context. The three familiar planes are compared in depth, with how each ages, in my article on how pocket selection shapes the final look; the dual-plane release itself has its own article on the dual-plane breast augmentation.

The five implant planes compared: what each adds, what it costs, and when I reach for it — Dr. Nazmi Baycin, Dubai
Plane Where the implant sits What it adds What it costs When I reach for it
Subglandular Above the fascia, under the gland. No muscle involvement; the simplest recovery. Least cover; highest contracture risk; shows edges on thin tissue. Thick natural cover and a specific reason to avoid the muscle.
Subfascial Under the pectoral fascia, above the muscle. A fascial layer; no animation. Needs good tissue; the fascia is only millimeters thick. Athletic women with an adequate pinch.
Dual-plane Upper pole under the muscle, lower pole against the gland. Muscle cover where it is needed most, natural lower-pole shape. Some animation; the release must be graded with care. My standard for most primary augmentations.
Partial submuscular Under the pectoralis; lower and outer implant against gland. More upper-pole cover; lower contracture risk. Animation; a tighter lower pole in some breasts. Thin upper-pole tissue where a dual-plane release is not wanted.
Total submuscular Under pectoralis and serratus; muscle on every side. Maximum cover. Most animation; hardest recovery; a higher, flatter result. Revision and genuinely thin tissue — a salvage plane.

How to read this table: the planes run from the least to the most cover; the pinch thickness in the previous table rules out the top rows, and animation and lifestyle decide among what remains.

Which two anatomies break the usual rules in Dubai?

The athletic woman, for whom the muscle is a liability rather than a cover, and the tuberous breast, which must be reconstructed before any plane is chosen at all.

The athletic woman presents a genuine conflict. A powerful, frequently contracted pectoralis will distort an implant lying beneath it — the breast visibly moves and flattens each time she trains. For her, the muscle is not a friend, and if her pinch thickness permits, the subfascial plane resolves the conflict neatly: she gains an extra layer of cover while the muscle is left entirely alone.

The tuberous breast presents a different problem, and here I want to be emphatic. A constricted base, a high inframammary fold, and a herniating areola are not corrected by any choice of pocket. The constricting tissue must be released, the base expanded, the fold lowered. Only once that reconstruction is done does the question of plane arise at all. Choosing a pocket first, and hoping it expands the breast, is how tuberous corrections fail.

Why does the tissue, not the surgeon’s preference, choose the plane?

Because two or three of the five planes are usually impossible for any one woman, and a pinch of skin between finger and thumb is what rules them out. Knowing that five planes exist is of limited use on its own.

The surgeon’s task is not to have a favorite pocket but to measure honestly and let the tissue narrow the field — then to choose among what remains on grounds of animation, coverage, and what you do with your body. That is the discipline I bring to every augmentation as a board-certified plastic surgeon in Dubai, and it is why the consultation begins with a measurement rather than a preference.

Where can you read about each part of implant plane selection in more depth?

Each page below owns one part of the topic, so you can go straight to the question you have.

FAQs about subfascial and total submuscular implant planes in Dubai

  1. What is the subfascial plane?

    It is a pocket created beneath the pectoral fascia, the thin sheet of connective tissue lying over the pectoralis major, but above the muscle itself. I lift that fascia along with the breast and place the implant under it, without ever dividing or entering the muscle. The gain is one additional layer of cover. So it sits between the two familiar options: more coverage than a plain above-muscle pocket, but none of the muscle involvement of an under-muscle one.

  2. Is the subfascial plane actually better?

    A systematic review comparing it with subglandular placement found significantly lower rates of capsular contracture, hematoma and rippling in the subfascial plane. I would temper that honestly, as its authors do: every study it pooled carried a high risk of bias, and they ask for better randomized evidence. More recent analysis stratifying the same comparison by implant surface suggests part of the advantage came from the textured implants used in older studies: among studies using smooth implants the subfascial rate was lower in absolute terms, 7.2 per cent against 17.1 per cent, but the confidence intervals overlap so widely that the two prepectoral planes cannot be separated on that evidence. So the clearest, undisputed benefit is what it avoids: because the muscle is never divided, there is no animation deformity. That much is permanent.

  3. What is a total submuscular pocket?

    A standard under-muscle pocket is only partial: the pectoralis covers the upper pole, while the lower and outer implant sits against breast tissue alone. That suffices for most women. In a total submuscular pocket I also raise the serratus anterior laterally, wrapping muscle around the implant on every side and buying the maximum coverage the chest can offer. So it exists for the situations where partial cover is not enough, rather than as a routine choice for a primary augmentation.

  4. When would you use a total submuscular pocket?

    Chiefly for revision surgery and for genuinely thin tissue, where an implant edge would otherwise be visible along the outer breast. The price is real: more muscle divided means more discomfort, a longer recovery, and the most pronounced animation of any plane. It also tends to sit the implant higher and can flatten the lower pole. So I regard it as a salvage plane rather than a routine one. It solves a serious coverage problem, and it charges a serious fee for doing so.

  5. What is the pinch test, and what does it decide?

    I pinch the skin and fat at the upper pole of the breast between finger and thumb and measure the thickness of that fold. That single number tells me how much natural cover exists above the muscle, and therefore whether an above-muscle pocket, subglandular or subfascial, can be used safely at all. So it is the measurement that narrows the field before any preference is discussed. Two or three of the five planes are usually ruled out by it.

  6. Why did the pinch thickness threshold change from 2 cm to 3 cm?

    Because experience proved the original figure too generous. The early tissue-based systems set the cutoff for above-muscle placement at 2 cm of upper pole pinch. It emerged that 2 cm of cover repeatedly proved inadequate three to five years after surgery, once the tissue had thinned under the weight of the implant. The threshold was therefore raised. So I plan to the higher figure. That revision is not pedantry; it is what a decade of watching long-term results actually taught the field.

  7. I am athletic. Which plane suits me?

    A powerful, frequently contracted pectoralis will distort an implant lying beneath it. The breast visibly moves and flattens each time you train, which many athletic women find troubling. If your upper pole pinch thickness permits it, the subfascial plane resolves that conflict neatly. You gain an extra layer of cover while the muscle is left entirely alone. So the answer depends on your tissue rather than your training. I measure first, and only then can I tell you whether the plane that suits your lifestyle is actually available to you.

  8. Does pocket choice correct a tuberous breast?

    No, and I want to be emphatic about this. A constricted base, a high inframammary fold and a herniating areola are not corrected by any choice of pocket. The constricting tissue must be released, the base expanded, and the fold lowered. Only once that reconstruction is complete does the question of which plane to use arise at all. So choosing a pocket first and hoping it will expand the breast is precisely how tuberous corrections fail. The deformity is addressed first; the plane is a later decision.



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    About Dr. Nazmi Baycin

    Surgery, to me, is precision applied in service of restoration — a conviction that has guided every one of the more than 7,000 procedures I have performed over 25 years in practice. I am a DHA-licensed, board-certified plastic surgeon, trained in Turkey and based in Dubai since 2016. I operate exclusively within JCI-accredited hospitals, and hold international membership in the American Society of Plastic Surgeons (ASPS). Three techniques, in particular, have become signatures of my practice. Scarless breast augmentation, performed through a transaxillary approach that leaves no incision on the breast itself. Labiaplasty designed individually around each patient's own anatomy, never to a standard template. And 3D customised facial bone implants, engineered through CT-based bespoke printing — a technique I currently offer as the only surgeon in Dubai providing it. My practice today spans facial rejuvenation, breast surgery, body contouring, and cosmetic genital procedures, drawing patients from across the UAE, Europe, and the wider GCC. Yet the principle guiding each of these specialties has never changed: to restore form is to restore function. Last reviewed: November 2026. Read Dr. Baycin's full profile

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