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Implants designed from your own scan

Patient Specific Implants PSI

A patient specific implant is designed for one person alone, built from their own CT scan rather than picked off a shelf. Planning happens on screen well before surgery, so the piece fitted in theatre already matches the bone it has to sit against.

Patient Specific Implants PSI, Elegance Clinic Surat
Anaesthesia
General anaesthesia
Hospital stay
Usually one to three days, depending on the site
Back to routine
Light work in about two to three weeks
Cost band
Written estimate
Quick answer

Patient specific implants, often shortened to PSI, are plates or contour pieces manufactured for a single patient from their own CT scan. Bone is modelled on a computer, the implant is designed against that model, and the piece is then made in titanium or a medical polymer. Fit is checked on screen long before the operation.

Key takeaways
  • A patient specific implant is designed from the CT scan of one person, so it follows that skeleton rather than being bent to fit in theatre.
  • Design work happens before surgery, which can shorten theatre time because less shaping is needed while the patient is asleep.
  • Titanium and medical grade polymers are both used, and the choice depends on the site and on what the implant has to do.
  • This approach suits complex or one sided problems, where matching the opposite side of the face matters most.
  • Manufacture takes several weeks from the first scan, so a custom implant belongs to planned surgery rather than to emergency treatment.
Patient specific implant: A patient specific implant is a plate or contour piece manufactured for one individual from a scan of their own facial skeleton.

How a patient specific implant is made

Work begins with a fine cut CT scan of the face. That scan is turned into a three dimensional model of the skull on a computer, which the surgeon and the design engineer study together. Where bone is missing, damaged or uneven, the healthy opposite side can often be mirrored across to show what the shape ought to be.

An implant is then drawn to fill that space. Thickness, screw positions and the line of the edges are all settled at this stage, along with the route the surgeon will take to reach the bone. Once everyone agrees the design, the piece is manufactured in titanium or in a medical polymer, and it arrives sterile and ready for the day of surgery.

In theatre the implant should sit against the bone without much adjustment, because the fitting has already been rehearsed on screen. Guides showing where to cut or drill are sometimes made alongside it. Small adjustments on the day remain normal, since living tissue never behaves exactly like a model.

When a patient specific implant is considered
✦A defect in the skull or facial bone left after injury, infection or tumour removal
✦Old fractures that healed in the wrong position and have left the face uneven
✦One sided flatness of the cheek, jaw angle or forehead where the other side gives a template
✦Reconstruction of the eye socket, where the correct shape is difficult to judge by eye
✦Jaw reconstruction planned alongside a bone graft taken from the lower leg
✦Revision surgery, where earlier hardware has failed and the anatomy has changed

Signs that need review

Redness, swelling or a discharging point over the implant site suggests infection and needs prompt review.
A wound edge that opens and exposes the implant should be seen the same day.
Loss of vision, double vision or worsening eye pain after work near the eye socket is an emergency.
Sudden pain or a change in shape months later may mean the implant has shifted.

Who this approach suits

Custom made implants are worth the extra planning when the shape being rebuilt is complicated. Simpler problems are often handled just as well with standard plates.

May be suitable when
✦Complex or one sided defects where symmetry with the other side is the main goal
✦Planned reconstruction with enough lead time for design and manufacture
✦Patients whose earlier surgery changed the anatomy in ways that are hard to judge in theatre
✦Situations where less time under anaesthesia matters, since much of the shaping is already done
May not be suitable when
✦Emergencies, because manufacture cannot be completed in the time available
✦Active infection at the site, which has to settle before any implant is placed
✦Thin, scarred or irradiated skin over the area, where covering the implant safely is difficult
✦Hopes of an exact mirror image, which no reconstruction can deliver

What the process involves

01
Consultation and scan

Your face is examined and a fine cut CT scan is arranged. Photographs and, where teeth are involved, dental models are added so the whole picture is available for planning.

02
Digital planning

The scan becomes a model on screen. Surgeon and engineer agree the shape, the thickness and where screws will sit, then revise the plan until everyone is satisfied.

03
Manufacture

Your implant is produced and sterilised, and cutting guides are made if the plan needs them. This step takes some weeks, which is why the date is fixed in advance.

04
Surgery

Under general anaesthesia the bone is exposed through a planned cut, the implant is placed and checked against the surrounding contour, then fixed with screws.

05
Check and closure

Position is confirmed, often with a scan, before the wound is closed in layers. A drain is used at some sites and comes out within a day or two.

Recovery after surgery

Day 1 to 3

Swelling and bruising are at their worst. Pain relief, cold packs and rest are the priority, and any drain is removed once it stops filling.

Week 1 to 2

Bruising fades and stitches are checked or removed. Many people feel ready for light activity, though the area still feels numb and tight.

Week 6

Swelling has largely gone and the new contour becomes clearer. Most normal activity resumes, with contact sport still on hold.

Month 6 and beyond

Shape settles fully and sensation keeps returning. Reviews confirm the implant is stable and the skin over it is healthy.

What a patient specific implant can achieve

✦A contour planned in advance from your own anatomy rather than judged in theatre
✦Better symmetry where one side of the face can be mirrored across
✦Shorter time in theatre, because much of the shaping is already finished
✦A predictable fit for defects that are awkward to reach or hard to see
✦Cutting guides that carry the plan accurately from screen to bone

What results are realistic

Planning on screen brings the bone shape close to what was intended, and most people see a clear improvement in contour and symmetry. Soft tissue over the implant behaves in its own way, though, so the surface result is never quite as exact as the model. Swelling takes months to settle before the final shape can be judged, and minor adjustment is occasionally needed.

Risks to weigh up

These operations are planned carefully, yet placing a foreign material under the skin of the face carries risks that deserve a plain discussion.

Infection around the implant, which occasionally means removing it and reconstructing again later
Wound breakdown over the implant, more likely where skin is thin or scarred
Numbness or weakness if a nerve near the site is bruised during access
A contour that does not match the other side as closely as hoped
Added cost and delay, since design and manufacture take both money and weeks

Aftercare at home

Simple care through the first weeks protects the wound and gives the implant its best chance of settling quietly.

✦Keep the wound clean and dry, following the dressing instructions you are given
✦Sleep propped up for about a week so swelling drains away from the face
✦Avoid pressure, knocks and contact sport over the implant until you are told it is safe
✦Report any redness, discharge or fever early rather than waiting for the next appointment
✦Avoid smoking, which reduces blood supply to the skin covering the implant

Misunderstandings we hear often

MythA custom implant will make both sides identical
In practice

Planning gets the bone shape close. Skin, fat and muscle over it are never identical, so a clear improvement in symmetry is realistic while an exact match is not.

MythThe implant can be made in a day or two
In practice

Design, approval and manufacture take weeks. That is why this route is used for planned reconstruction and not for fresh injuries needing urgent fixation.

MythAny plate can simply be bent to the same shape in theatre
In practice

Bending works well for many fractures. For large or one sided defects, judging the curve by hand during surgery is far harder, which is where a designed implant helps.

MythPolymer implants are always weaker than metal
In practice

Material is chosen for the job. Medical polymers suit some skull and forehead sites well, while titanium is preferred where load or screw grip matters more.

Why patients choose Elegance Clinic

Custom implant work at Elegance Clinic in Surat is planned on screen with the patient present for the discussion, so the intended shape is agreed before anything is manufactured.

✦Time set aside to show you the scan and the proposed design before you decide
✦A written estimate covering both the surgery and the implant, given before admission
✦Honest discussion of when a standard plate would serve you equally well
✦Review appointments arranged across the first year, not only in the early weeks
Cost & insurance

Cost and insurance

Two things drive the cost of a patient specific implant. One is the design and manufacture of the piece itself, the other is the operation to place it. Scan quality, the size of the defect, the material chosen and the length of theatre time all matter. A written estimate is given after assessment, once the design brief is clear. Reconstruction after injury, infection or tumour is usually covered by mediclaim, while purely cosmetic contouring is not.

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Patient Specific Implants PSI
Written estimate
After assessment
Patients ask

Questions patients ask, answered

These are the questions that come up most often in consultation. If yours is not here, send it on WhatsApp and the team will reply, usually the same day.

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Two parts make up the figure, the design and manufacture of the implant and the operation to place it. Size, material and theatre time all shift the total. A written estimate is shared after assessment, once the design brief and surgical plan are settled.

Reconstruction after injury, infection or tumour removal is usually covered by mediclaim, since it restores function and form. Purely cosmetic contouring generally is not. Approval needs scans, clinical notes and the design plan, and the team helps assemble that paperwork.

Titanium and medical polymers are well tolerated, and most implants settle quietly. Infection or wound breakdown over the implant remains the main concern, and it is more likely where skin is thin or scarred. Early review of any redness matters.

Swelling is worst in the first three days and much better by two weeks, when many people return to light work. Contact sport waits longer. The final contour becomes clear only after a few months, because deep swelling takes that long to clear.

Bone shape can be planned very closely from a mirrored scan. Skin, fat and muscle above it behave differently, so the visible result is an improvement in symmetry rather than an exact match. Photographs at review help you judge it fairly.

Design, approval and manufacture usually take several weeks. Surgery is booked once the piece is ready, which is why this route suits planned reconstruction and not emergencies where bone has to be fixed straight away.

You will be examined, and a fine cut CT scan arranged if you do not already have one. The model is shown to you on screen and the proposed shape discussed. Questions about material, scars and cost are answered before anything is ordered.

Related

Related pages

Techniques

Techniques used in this procedure

Each technique below has its own page explaining how it works and when it is chosen.

Seeing patients from across the city and beyond: read about the practice on the plastic surgeon in Surat page, or check what a written estimate covers on the costs and insurance page.

Bring the reports you have. We will tell you honestly what is needed, and when.

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