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Two stage skin reconstruction

Artificial Dermis Dermal Matrix

An artificial dermis is a sheet of collagen scaffold laid over a wound so the body can grow its own new tissue inside it. Once that layer has formed, a thin skin graft is placed on top.

Artificial Dermis Dermal Matrix, Elegance Clinic Surat
Anaesthesia
Regional or general, depending on the site
Hospital stay
Day care or one night in most cases
Back to routine
Light activity within days, full routine after grafting
Cost band
Written estimate
Quick answer

An artificial dermis, also called a dermal matrix, is a sterile collagen scaffold placed over a wound that has lost its deep skin layer. Blood vessels and cells grow into the scaffold over a few weeks, creating a new bed. A thin skin graft is then laid on that bed to close the wound.

Key takeaways
  • An artificial dermis replaces the deep layer of skin a wound has lost, giving a graft something solid to sit on.
  • Treatment runs in two stages, with the matrix placed first and the skin graft added once new tissue has grown in.
  • It allows thin grafts to be used in places where a graft alone would struggle to take.
  • Because the scaffold is not living tissue, it depends entirely on the blood supply of the wound bed beneath it.
  • Tightness and stiffness across joints tend to be less than with a graft placed directly on a deep wound.
Dermal matrix: A dermal matrix is a sterile sheet of processed collagen that acts as a temporary framework for the body to build a new deep skin layer inside.

Why a scaffold is needed at all

Skin has two layers. The thin outer layer regrows easily. Underneath it, the dermis gives skin its thickness, glide and durability, and that layer does not regrow on its own once it has been destroyed. Deep burns, degloving injuries and long standing wounds often take it away entirely.

A skin graft placed straight onto such a wound is thin and tends to stick down to whatever lies beneath. Over months it can tighten and pull on nearby joints. An artificial dermis offers a way around that. The sheet is laid on the cleaned wound and fixed in place, often with gentle suction over it. Cells and small blood vessels then migrate in from the edges and the base, and across a few weeks the scaffold is gradually replaced by tissue the body has made itself.

At the second stage the surgeon lifts the outer protective layer and lays a very thin skin graft on the new bed. Because that graft is thin, the donor site heals quickly, and because the bed underneath is thick, the area usually moves better than a graft alone would.

Where an artificial dermis is used
✦Deep burns where the dermis has been destroyed
✦Wounds over bone or tendon once the surface has been prepared
✦Areas left open after removal of a large skin cancer
✦Degloving injuries of the hand, foot or leg
✦Scar release across a joint, where a thick cover is needed
✦Wounds where a flap is not possible or not wanted

Signs the matrix may not be taking

Fluid collects under the sheet and lifts it away from the wound.
The wound edge becomes red, hot and increasingly tender.
A bad smell develops under the dressing between reviews.
Fever or a general feeling of being unwell follows the surgery.

Who this operation suits

The scaffold has no blood supply of its own, so it succeeds only where the wound bed can feed it. That single fact drives most of the decision.

May be suitable when
✦The wound base is clean and bleeds healthily when touched
✦A thick, supple cover is needed over a joint or the hand
✦A flap would be too large an operation for the patient
✦Bone or tendon already carries a thin layer of healthy tissue over it
May not be suitable when
✦Active infection is present in the wound or in the bone beneath it
✦Blood flow to the limb is poor and has not yet been treated
✦Smoking continues, since the small vessels that must grow in are affected
✦Bare bone or bare tendon lies exposed with no covering at all

How the two stages work

01
Preparing the wound

Dead tissue is removed until the base bleeds evenly, and swabs may be taken. If infection is found, this stage is repeated before any matrix is placed.

02
Placing the matrix

The sheet is cut to shape, laid on the wound and secured with staples or fine stitches. A dressing, often with gentle suction, holds it in firm contact.

03
Waiting for ingrowth

Across the following weeks the sheet changes colour as vessels grow in. Dressings are changed at planned intervals and the limb is rested or splinted.

04
Skin grafting

Once the new layer looks ready, the outer protective film is removed and a thin skin graft is laid on top and dressed.

05
Healing and therapy

The graft is checked after a few days. Splinting, massage and pressure garments then keep the area supple while it matures.

Recovery after each stage

Day 1 to 3

The limb is elevated and rested. Some ooze on the dressing is expected. Pain is usually manageable with simple medicines, and a first dressing check is arranged.

Week 1 to 2

Dressings are changed under supervision. Meanwhile the matrix slowly changes colour as tissue grows into it. Movement is allowed within the limits your surgeon sets.

Week 6

The skin graft has usually taken by this stage. The area looks pink and slightly shiny, and therapy to keep joints moving is well underway.

Month 6 and beyond

Colour fades and the area softens. Massage, moisturiser and pressure garments continue for as long as the scar stays active.

What this operation can achieve

✦Cover for wounds where a graft alone would struggle to take
✦A thicker, more supple result than a graft placed directly on deep tissue
✦Less tightening across joints as the area matures
✦A smaller donor site, because the graft taken is very thin
✦An alternative when a flap would be too big an operation

What results are realistic

The treated area will look and feel different from the skin around it. Colour is often paler or pinker, and the surface stays slightly shiny. What usually improves is thickness and movement, so joints bend more freely than they would over a thin graft. Results can vary with the site, the size and how faithfully therapy is followed, and some patients need a small revision later.

Risks of the procedure

This is surgery, and the scaffold can fail. The main risks are discussed openly before you decide.

Infection under the matrix, which is the commonest reason it fails
Fluid or blood collecting underneath and lifting the sheet away
Partial or complete loss of the matrix, needing a repeat application
The skin graft failing to take at the second stage
Tightness or a raised scar as the area matures, needing therapy or revision

Aftercare at home

Most of the work after discharge is about keeping the area still, clean and moisturised while the new layer forms.

✦Keep the limb raised when sitting, and follow the splint instructions exactly
✦Do not soak the dressing, and use the waterproof cover you were given for bathing
✦Stop smoking completely, since small vessels have to grow into the scaffold
✦Moisturise and massage the area daily once your surgeon allows it
✦Wear pressure garments for the hours advised, even when the area looks settled

What patients often assume

MythArtificial dermis is the same as a skin graft.
In practice

A graft is your own skin. The matrix is a scaffold that rebuilds the layer underneath, and it is usually a separate stage.

MythOnce the matrix is on, healing is finished.
In practice

That is only stage one. A thin skin graft is still needed once new tissue has grown into the scaffold.

MythThe area will look like normal skin.
In practice

Colour and texture stay different. What improves most is thickness and how well the area moves.

MythTherapy afterwards is optional.
In practice

Splinting, massage and pressure garments strongly influence how supple the area stays over the following year.

Why patients choose Elegance Clinic

Elegance Clinic in Surat plans reconstruction as a sequence rather than a single event, so you know before the first operation what the second stage involves and roughly when it is likely to happen.

✦Both stages are explained and costed together, before admission
✦Therapy for joints and scars is written into the plan from the start
✦Photographs at every review, so change is measured rather than guessed
✦Honest discussion when a flap would serve you better than a matrix
Further reading from independent sources
Cost & insurance

Cost and insurance

Because treatment runs in two stages, the estimate covers both. It includes the matrix itself, theatre and anaesthesia for each stage, the stay, dressings and the follow up visits in between. A written estimate is given after assessment, and likely extras such as repeat dressing changes are listed rather than left vague. Insurance cover depends on the cause of the wound and on the wording of your policy.

Request a written estimate →
Artificial dermis dermal matrix
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.

Ask your question →

The estimate covers both stages, since the matrix and the later skin graft are separate operations. Cost depends on the area to be covered, the product used and the length of stay. A written estimate is given after the wound is assessed.

These materials are processed to remove cells that could cause rejection, and they have been in surgical use for many years. The main risk is infection under the sheet rather than rejection, which is why the wound must be clean before it is placed.

Usually a few weeks, though it varies with the site and with how quickly tissue grows into the scaffold. Readiness is judged by the colour and feel of the matrix at dressing changes rather than by the calendar alone.

It will be closer to normal thickness than a graft alone, yet colour and texture stay different. Expect a paler or pinker patch with a slightly shiny surface. Movement across joints is usually the biggest gain.

Only when a thin layer of healthy tissue already covers them, because the scaffold needs a blood supply to grow into. Bare bone or bare tendon usually needs a flap, which brings its own blood supply with it.

It can be removed and reapplied once the wound has been cleaned again, or the plan can change to a flap. This is discussed before surgery, so the alternative is already agreed if a first attempt fails.

The wound is examined, circulation is checked and earlier reports are reviewed. You are shown what each stage involves, how long the gap between them is likely to be and what therapy follows, along with a written estimate.

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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