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Procedure guide · Reconstructive Plastic Surgery
Microtia SurgeryMicrotia surgery builds an outer ear that did not form properly before birth, usually from the child’s own rib cartilage in two stages from around 8 to 10 years old, or from a porous implant earlier. Most children also have a narrow or absent ear canal, so hearing assessment comes first and matters more than appearance. It is staged over years and the ear is never identical to the other side.
Microtia is an outer ear that did not form properly before birth, ranging from a small but recognisable ear to a little peanut of tissue or nothing at all. It is usually one-sided, and it almost always comes with something families focus on less: a narrow or absent ear canal, which causes conductive hearing loss on that side. That is why any proper assessment begins with hearing rather than with appearance, and why an assessment that starts with the shape of the ear has started in the wrong place.
Where one ear is affected and the other is normal, speech usually develops normally, but the child struggles to locate sound and to hear in noisy classrooms, which matters at school. Where both ears are affected, a bone conduction hearing device is needed early, in infancy, because hearing during the first years of life determines language. The inner ear is typically normal in microtia, so the problem is conducting sound rather than sensing it, which is what makes bone conduction devices so effective.
Timing for reconstruction is decided by rib cartilage. The classic technique carves a framework from the child’s own ribs, and there is simply not enough cartilage until around 8 to 10 years old. That happens to coincide conveniently with the opposite ear reaching close to adult size, so the new ear can be matched to it. Porous polyethylene implant techniques can be done from around 3 to 5 years, which appeals strongly to families worried about school, and the trade is a permanent foreign framework that can become exposed or infected years later, sometimes after an ordinary knock playing sport.
That choice between rib and implant is a genuine one on which experienced surgeons differ, and it is worth understanding rather than delegating. Rib cartilage is the child’s own tissue. It grows with them, it cannot be rejected, it cannot extrude, and a well-carved rib ear lasts a lifetime. Its costs are a chest scar, sometimes a visible hollow where cartilage was taken, a small risk of breaching the lining of the lung during harvest, two or more operations, and a result that depends heavily on the surgeon’s carving skill. An implant avoids the chest entirely, can be done earlier, and is usually one stage, but it is a permanent implant in a child with decades ahead of them.
The rib harvest is the part families least expect and are least often shown. It leaves a scar of several centimetres along the lower rib margin, the chest is frequently sorer than the ear afterwards, and some children develop a visible contour irregularity where cartilage was taken, more noticeable in thin children. Asking to see photographs of the chest as well as the ear is a reasonable request and one that surprisingly few families make.
A prosthetic ear deserves presenting as a real option rather than a consolation. A silicone ear made to mirror the other side, attached to small titanium implants fixed into the skull, gives the closest appearance match available and involves minor surgery. It is removed and cleaned daily and replaced every few years, and the implant sites need lifelong care. It suits older children and adults who want appearance without major surgery, and those whose local skin has been damaged by previous failed attempts.
Whether the ear canal should be reconstructed is a separate and contested question. Building a canal where none existed carries risks of narrowing, infection and facial nerve injury, and the hearing gain is frequently less than a bone conduction device achieves more safely. Many teams now prefer the device. Where canal surgery is considered, the outer ear is reconstructed first, because canal surgery scars the very skin the reconstruction needs.
Finally, volume matters here more than in almost any other operation on this site. Microtia reconstruction is low-volume, high-skill work in which results correlate strongly with how often a surgeon does it, and a surgeon performing a handful a year is in a genuinely different position from one running a dedicated service. Where no local unit performs microtia regularly, travelling to a high-volume surgeon may be the better choice, which is a different calculation from travelling for convenience.
Microtia surgery is timed by two separate clocks, and they do not always agree. The surgical clock is set by the rib cartilage, which has to be large enough to carve a full-sized framework, reached somewhere between 8 and 10 years in most children. The social clock is set by school, where a visibly different ear becomes something a child is asked about from around 5. Families frequently want to operate sooner than the ribs allow. Porous polyethylene frameworks can be placed from about 3 years and are chosen partly for this reason, at the cost of a lifelong risk of the implant becoming exposed.
Microtia surgery is one of the clearest examples of a procedure where the child has to be part of the decision. The operation is not medically necessary, the recovery is genuinely uncomfortable, and it takes two operations and most of a year. A child who wants it manages the chest pain and the dressings far better than one who has been brought along by their parents. Many units deliberately defer until the child can express a settled view, and psychological support is a standard part of the pathway rather than an add-on. Deciding not to proceed is a legitimate outcome of that process.
Microtia surgery is one of a small number of conditions where the reconstruction is optional and the hearing management is not. Where both ears are affected, hearing has to be addressed within the first months of life for speech and language to develop normally, usually with a bone conduction device worn on a soft band before any surgical option is considered. The ear reconstruction can wait until 8 or 10 without any cost. Families who understand that these are 2 separate pathways with 2 separate timetables find the early years considerably less stressful.
Microtia surgery costs and coverage vary widely between health systems, and it sits awkwardly in the middle ground between reconstructive and cosmetic. Many state systems fund it, some insurers classify it as cosmetic and decline, and families are sometimes quoted very different figures for the same 2-stage operation. Because it is usually planned years ahead, there is genuine time to establish funding, obtain a written decision and appeal it if necessary before committing to a private route.
Surgeons look for these points at the consultation.
Microtia surgery suits children whose hearing has been assessed and managed, who have reached the age and rib development that the chosen technique requires, who want the reconstruction themselves rather than only their parents wanting it, and who are under the care of a team that includes audiology and ENT as well as surgery.
Reasons a good surgeon will ask you to wait or choose something else.
Microtia surgery is deferred where hearing has not been assessed, before the child has enough rib cartilage for the chosen technique, in active infection, where an associated syndrome has not been evaluated, where the child does not want it, and where the local skin has been damaged by previous failed surgery to the point that it cannot cover a framework.
Ask your surgeon which technique they recommend for you and why.
Cartilage is taken from the child’s ribs, carved into an ear framework and placed under the skin, then lifted from the head at a second operation months later.
A prefabricated framework is covered with a thin flap of tissue from the side of the head and skin grafted over it, usually in a single stage.
A custom silicone ear is made to match the other side and attached to small titanium implants fixed into the skull bone.
Leaving the ear as it is, with hearing managed separately, which some families and many older children choose.
Step by step, from arrival to discharge.
Audiology establishes the degree of conductive loss and whether a bone conduction device is needed, which in bilateral cases is urgent and comes long before any reconstruction.
Rib cartilage at 8 to 10 years, porous implant from 3 to 5, or a prosthesis, decided on the child’s age, skin quality, family preference and the surgeon’s experience.
Rib cartilage is harvested and carved into an ear framework, then placed in a pocket under the skin behind the ear position, usually with suction drains.
2 nights in hospital, with the chest frequently sorer than the ear. A bulky dressing protects the framework and the ear is kept from pressure for months.
4 to 6 months later the ear is lifted away from the head, with cartilage placed behind it and a skin graft to cover the raw surface.
Minor adjustments to projection, the earlobe or the tragus, frequently a year or more later once swelling has fully settled.
Frequencies follow published guidance; your personal risk depends on your health and the surgeon.
Hearing comes before appearance in microtia, and families focused on how the ear looks sometimes reach a surgeon before anyone has tested how the child hears. Most children with microtia also have a narrow or absent ear canal, which causes conductive hearing loss on that side. Where it is one-sided and the other ear is normal, speech usually develops normally but the child struggles with direction and with noisy classrooms. Where both ears are affected, a bone conduction hearing device is needed early, in infancy, because hearing during the first years determines language. Any assessment that starts with the shape of the ear has started in the wrong place.
Timing is decided by rib cartilage. The classic technique carves a framework from the child’s own ribs, and there is not enough cartilage until around 8 to 10 years old, by which point the opposite ear has reached close to adult size so the new ear can be matched to it. Porous implant techniques can be done earlier, from around three to five, which appeals to families worried about school, and the trade is a permanent foreign framework that can become exposed or infected years later, sometimes after a knock playing sport.
The rib harvest is the part of the operation families least expect. It leaves a chest scar, some children develop a visible hollow where cartilage was taken, and there is a small risk of breaching the lining of the lung during the harvest. None of that is a reason against the technique, which remains the standard for good reasons, but it should be discussed and the chest shown in photographs alongside the ear.
Finally, whose decision this is. Microtia surgery is usually performed on a child old enough to have a view, and children vary enormously in how much the difference troubles them. Some want reconstruction badly; others are entirely untroubled and resent the operations. A service that asks the child directly, and is willing to wait or to decline, is practising properly. A reconstruction done for a distressed parent on an untroubled child is a poor use of two operations and a chest scar.
Microtia surgery produces a convincing ear rather than a matching one. Differences in size, projection and detail are expected and the result is judged against the starting point.
Rib cartilage reconstruction leaves a chest scar, and some children develop a visible hollow or contour irregularity where cartilage was taken.
Rib techniques take two or more stages months apart, and refinements to projection or the earlobe are frequently added later.
Partial loss of the thin skin covering the framework, which can distort the detail of the ear and occasionally exposes cartilage.
The lining of the lung can be breached while taking rib cartilage for microtia surgery, causing air in the chest. It is recognised at the time and treated, but it is why this belongs in a hospital.
With a porous polyethylene framework, the covering tissue can break down and expose the implant, sometimes years later, which frequently means losing the reconstruction.
Microtia can occur with hemifacial microsomia or other syndromes involving the jaw, spine, kidneys or heart, which matter more than the ear itself.
Children recover from microtia surgery better than their parents expect, and the part that surprises families is that the chest hurts more than the ear. Taking rib cartilage leaves a sore chest wall that makes coughing, laughing and deep breathing uncomfortable for a week or two, and good pain relief in the first days matters as much for breathing properly as for comfort.
Protecting the new ear is the main job for months rather than weeks. A bulky dressing guards it at first, then the ear is protected from pressure during sleep and from any knock. Contact sport waits several months, and for children with a porous implant the caution about knocks continues indefinitely, because an injury that exposes the framework can cost the reconstruction.
Where a rib technique is used, the first operation places a flat framework under the skin and the ear is lifted away from the head at a second operation 4 to 6 months later, with a graft placed behind it. Families sometimes find the interval difficult, because the ear looks unfinished for months. Explaining that clearly beforehand, and showing photographs taken between stages rather than only at the end, prevents a great deal of worry.
The final detail takes longer than anyone expects. Swelling settles over many months, fine contours emerge gradually, and small refinements to projection, the earlobe or the tragus are frequently added a year or more later. Judging a microtia reconstruction at 6 weeks is meaningless; the honest assessment point is a year after the last stage.
Days 1-5
Usually 2 nights. The chest is frequently sorer than the ear. A bulky dressing protects the new framework and drains may be used under the skin flap.
Days 6-21
Dressings changed under supervision. The ear is protected from pressure, including during sleep. Flying is not usually cleared before 2 weeks.
Weeks 3-8
Most children return to school at 3 to 4 weeks. Contact sport and anything that could strike the ear is avoided for several months.
Months 4-8
Where a rib technique is used in microtia surgery, the ear is lifted away from the head with a graft behind it at a second operation, usually 4 to 6 months after the first.
Years 1-3
Minor adjustments to projection, the earlobe or the tragus. Swelling settles slowly and fine detail becomes visible over a year or more.
A well-carved rib ear after microtia surgery looks convincingly like an ear, with the fine ridges and hollows that make one recognisable, and it lasts a lifetime. It is never identical to the other side, and the result is judged against the starting point.
Fine detail emerges slowly. Swelling obscures the contours for months, and the ear continues refining in appearance over a year or more after the final stage. Judging at 6 weeks is meaningless.
Implant frameworks give a consistent shape from the start and carry the risk of exposure or infection years later, sometimes after an ordinary knock. That risk does not expire.
A prosthesis gives the closest appearance match of any option. The trade is daily removal and cleaning, replacement every few years, and lifelong care of the implant sites.
Microtia surgery is funded in many health systems as reconstruction of a congenital condition, usually alongside the audiology and ENT care that should accompany it. Since hearing management matters more to a child’s development than the shape of the ear, a funded pathway that includes both is worth pursuing before considering private treatment.
Where it is paid for privately, the prices on this site come from verified clinic records. The main variables are the technique, since rib reconstruction is two or more operations while an implant is usually one, and the surgeon’s experience, which in this operation is reflected in price and in results.
The cost most often understated is the number of stages. Rib reconstruction is at least two operations 4 to 6 months apart, frequently three, with refinements a year or more later. For a family travelling, that is several trips rather than one, and it should be budgeted as a programme across 2 to 3 years.
Why quotes for the same procedure differ, so you can compare packages fairly.
Options to weigh before deciding, surgical and non-surgical.
Addressing hearing without reconstructing the outer ear, which is what matters most developmentally and which many families choose first.
The closest appearance match available, with minor surgery, daily removal and cleaning and replacement every few years.
Chosen by some families and many older children who are untroubled by the difference. Hearing can be fully addressed without rebuilding the ear.
Deferring until the child is old enough to take part in the decision, which is reasonable where the difference does not impair function.
Where an ear was lost rather than never formed, the problem and the options are different.
Ask the same questions at every consultation so you can compare answers.
Usually, because most children with microtia also have a narrow or absent ear canal, which causes conductive hearing loss on that side. The inner ear is typically normal, so the problem is conducting sound rather than sensing it.
Where one ear is normal, speech usually develops normally but the child has difficulty locating sound and hearing in noisy rooms. Where both are affected, a bone conduction device is needed in infancy, because those years determine language.
Rib cartilage microtia surgery usually waits until 8 to 10 years, because there is not enough cartilage before then and the opposite ear has by that point reached near adult size for matching.
Porous implant techniques can be done from around 3 to 5 years, which appeals to families worried about school. The trade is a permanent implant that can become exposed or infected years later, including after a sporting knock.
Rib cartilage used in microtia surgery is the child’s own tissue, grows with them, and cannot be rejected or extrude, but it needs a chest harvest and a wait until 8 to 10 years. An implant avoids the chest scar and can be done earlier in a single stage.
The honest summary is that rib is more durable and implant is earlier and simpler. Surgeons differ genuinely on this, and a surgeon who explains the trade rather than presenting one as simply better is giving you the real picture.
Rib techniques in microtia surgery take two stages 4 to 6 months apart as a minimum, and frequently a third for refinement. Implant techniques are usually one stage with possible later adjustment.
Small refinements to projection, the earlobe or the tragus are common a year or more later. Families told at the outset that this spans 2 to 3 years cope far better than those expecting one operation.
Microtia surgery produces something that looks like an ear and frequently a convincing one, and it will not be identical. Differences in size, projection and fine detail are expected, and the result is judged against the starting point.
Surgeons who set that expectation clearly have more satisfied families. Ask to see their own patients at a year after the final stage, photographed from the front and the side, rather than a single flattering angle.
Canal reconstruction is separate from microtia surgery and is a contested operation. Building a canal where none existed carries risks of narrowing, infection and facial nerve injury, and the hearing gain is often less than a bone conduction device achieves more safely.
Many teams now prefer a bone conduction hearing device over canal surgery. Where canal surgery is considered, the outer ear is reconstructed first, because canal surgery scars the skin the reconstruction needs.
Microtia surgery leaves a scar of several centimetres along the lower rib margin, which fades over a year or two. Some children develop a visible hollow or irregularity where cartilage was taken, which is more noticeable in thin children.
Ask to see photographs of the chest as well as the ear. It is the part of the operation families are least often shown and most often surprised by afterwards.
For some people, yes, and a prosthesis gives a closer match in appearance than microtia surgery. A silicone ear made to mirror the other side is attached to small titanium implants fixed into the skull.
It is removed and cleaned daily and replaced every few years, and the implant sites need lifelong care. It suits adults and older children who want appearance without major surgery, and those whose local skin cannot support a reconstruction.
Sometimes. Microtia occurs with hemifacial microsomia, where one side of the face is underdeveloped, and with syndromes that can involve the kidneys, spine, heart or jaw.
A paediatric assessment looking beyond the ear is part of proper care, and where indicated a genetic opinion. Those findings frequently matter more to the child’s long-term health than the ear does.
Where they are old enough to have a view, yes, and children vary enormously in how much microtia troubles them. Some want reconstruction badly and others are entirely untroubled.
A service that asks the child directly, and is willing to wait or decline, is practising properly. Two operations and a chest scar for a child who is not bothered is a poor trade made on their behalf.
Cautiously at best. The reconstruction is staged over years, the hearing management runs alongside it, and a complication such as an exposed framework needs the original surgeon rather than a local one.
Where a family has no access to a unit performing microtia regularly, travelling to one that does may be the better option, because volume matters a great deal here. That is a different calculation from convenience.
By how many they do. Microtia reconstruction is a low-volume, high-skill operation where results correlate strongly with experience, and a surgeon performing a handful a year is in a different position from one running a dedicated service.
Ask their annual number, which technique they use and why, their rate of implant exposure if they use frameworks, and to see their own patients a year after the final stage.
Usually not well. Microtia is generally accompanied by a narrow or absent ear canal, so the conductive hearing on that side is poor. Where the other ear is normal, speech and language typically develop normally.
Hearing is assessed in the first months and is managed separately from the reconstruction, frequently with a bone conduction device. Hearing decisions come first, because they affect development and the reconstruction does not.
A two-stage rib cartilage microtia surgery technique in which the framework is carved and placed with the earlobe transposed at the first operation, and the ear is elevated from the head at the second, usually 6 months later.
It differs from the older four-stage Brent approach in the number of operations and the amount of cartilage taken at once. Most units now use one or the other consistently rather than mixing them.
The chest is sore for several weeks after microtia surgery and there is a scar under the breast crease. Long-term chest wall deformity is uncommon but does happen, which is one reason surgeons wait until the ribs are large enough.
It is also why some families prefer a porous polyethylene framework, which avoids the chest entirely. That trades a chest scar for an implant that carries a lifelong exposure risk.
Yes, and a prosthesis is a legitimate option rather than a fallback from microtia surgery. A well-made implant-retained prosthesis can look more realistic than a carved framework, particularly in an ear that has already had failed surgery.
The trade-offs are that it is removed at night, needs remaking every few years and depends on continued access to a specialist prosthetist. For an adult who travels for care, that dependency matters.
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