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Muscle flap surgery is a procedure that involves transferring healthy, live tissue, which may include skin, muscle, bone, fat, nerve, or fascia, to another location on the body. It is often used to repair large or deep defects, such as complex wounds, and is particularly valuable in limb salvage surgery and the surgical treatment of the lower extremity. Muscle flaps are characterised by their vascular patterns, with a dominant vascular pedicle supplying the named muscle and the overlying skin. The technique was first introduced in 1906 by Louis Ombredanne of Paris, who described the use of the pectoralis minor muscle for breast reconstruction following mastectomy.
| Characteristics | Values |
|---|---|
| Goal | To provide vascularized tissue coverage of large full-thickness chest wall defects |
| Use cases | Breast reconstruction, wound healing, limb salvage, burn deformities, bone and soft tissue defects of the face, repair injuries and deformities, healing of large wounds or amputations, restoring motion |
| Risks | Certain lifestyle habits (e.g. smoking, poor diet) or medical conditions (e.g. diabetes mellitus) can affect a flap's chance of survival |
| Post-operative care | Patients should rest for several days and avoid any movement that could compromise the flap. Patients can remove their wound dressings within one week, and a doctor will determine next steps after assessing the flap site. |
| Surgery type | Microsurgery |
| Surgery location | Center for Microsurgery at University Hospitals Department of Plastic Surgery in Cleveland, Ohio |
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What You'll Learn
Muscle flap surgery is used to treat complex wounds
Muscle flap surgery is a procedure in which healthy, live tissue is transported from one part of the body to another. The tissue may include skin, muscle, bone, fat, nerve, or fascia. Muscle flap surgery is used to cover and promote the healing of complex wounds, particularly in the lower extremities.
Muscle flaps are characterised by their vascular patterns, with a dominant vascular pedicle supplying the named muscle and the overlying skin, which is supplied by perforating branches of the dominant vessel. Muscle flaps can be local or distant. Local flaps are transposed to adjacent locations, while distant flaps are transferred to more distant sites.
Muscle flap surgery is often used in breast reconstruction for women with breast cancer. For instance, the latissimus dorsi muscle flap can be used to reconstruct the chest wall after mastectomy. In addition, muscle flap surgery can be used to treat lower extremity wounds that are at high risk of infection. This is because muscle flaps have been shown to improve wound healing by enhancing bacterial clearance, tissue ingrowth, and vascular perfusion.
Muscle flap surgery can also be used to restore limbs and facilitate healing in patients with large wounds or amputations. In addition, it can help restore motion following compartment syndrome. Muscle flaps have proven to be a valuable and versatile tool for limb salvage surgeons.
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It can be used for breast reconstruction
Muscle flap surgery is a type of reconstructive surgery that can be used to rebuild breasts following mastectomy. It involves taking tissue, fat, skin, and sometimes muscle from one area of the body (the donor site) to the chest (the recipient site).
Breast reconstruction after mastectomy is one of the most common reasons surgeons perform muscle flap surgery. The procedure allows surgeons to use an individual's own tissue to create a breast that looks and feels more natural than a breast implant. The abdominal wall (tummy) is the most popular donor site for breast reconstruction. However, flaps can also be taken from the back, thigh, or buttocks.
There are two main types of muscle flap procedures used for breast reconstruction: free flaps and pedicle flaps. Free flaps completely remove the tissue from the donor site and reconnect the blood vessels to the chest wall vessels, requiring the use of a microscope (microsurgery). Pedicle flaps, on the other hand, move tissue from its site to the chest while it is still attached to its original blood supply. The most common pedicle flap used for breast reconstruction is the latissimus dorsi (LD) flap, where tissue from the back (skin, fat, and muscle) is used to form a new breast.
While muscle flap surgery offers a more natural-looking breast reconstruction option, it does have a longer surgery and recovery time compared to implant procedures. Additionally, flap operations result in two surgical sites and scars, and there is a risk of donor site problems such as abdominal bulging, muscle damage, or weakness.
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It can help restore limbs
Muscle flap surgery is a valuable and versatile tool in the surgical treatment of severely compromised lower limbs. It can be used to cover complex wounds, manage osteomyelitis, salvage infected vascular grafts, treat recalcitrant venous stasis ulcers, preserve amputation levels, and restore motion following compartment syndrome.
Flap surgery is often used when a person has lost a significant amount of skin, muscle, and, in some cases, bone. In the context of limbs, flap surgery can be used to prevent amputation or restore limbs affected by injury or cancer. It can also be used to create body parts such as toes and breasts to match a person's gender identity.
Flap surgery involves the harvesting of healthy, living tissue and blood vessels. The flap is then carefully attached to the wound site to promote healing and prevent tissue death by ensuring sufficient oxygenation. The latissimus dorsi muscle, for example, can be harvested as a muscle flap or musculocutaneous flap to cover wounds around the axilla or knee joint.
The rectus abdominis flap is another example of a muscle flap that can be used in three-dimensional reconstructions of bony and soft tissue defects of the face. This flap includes the seventh, eighth, and ninth ribs, which provide nourishment through their respective intercostal vessels.
Following the procedure, patients are advised to rest for several days and avoid any movement that could compromise the flap. Wound dressings can typically be removed within one week, after which a doctor will assess the flap site and determine the next steps.
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It can be used to treat burn deformities
Muscle flap surgery is a procedure that can be used to treat complex wounds, including burn deformities. It involves the transfer of vascularised bone, skin, muscle, and nerve tissue to the wound site, either alone or as a composite flap. This technique can be particularly useful in cases where the defect is so extensive that coverage of the wound with a skin flap or graft is not feasible.
While muscle flap surgery is not frequently used in primary burn reconstruction due to challenges such as a higher rate of complications, it does offer several advantages. One of the key benefits is its ability to preserve otherwise unsalvageable deep burn injuries that expose tendons, nerves, vessels, bone, and/or joints. By transferring healthy, well-vascularised tissue from outside the zone of injury, muscle flap surgery can provide a one-stage solution to complex injuries, reducing the risk of infection and the number of surgeries required.
In burn reconstructive surgery, local or regional flaps are often the first approach considered by surgeons. These flaps can be raised with either normal skin or burn scar tissue, and they provide new vascularised tissue to the area. While burned tissues are more prone to congestion, ischemia, and necrosis, they can still be used as reliable flaps if extreme care is taken during the procedure.
The inclusion of a muscle layer in skin flap design, especially in burned areas, has expanded the possibilities for burn reconstruction. This innovation allows for the use of more burned tissues in flap fabrication, making it a valuable option for treating burn deformities.
Overall, muscle flap surgery can be an effective treatment for burn deformities, offering both functional and cosmetic benefits. However, it is important to note that certain factors, such as lifestyle habits and medical conditions, can impact the success of the procedure, so careful consultation with a doctor is necessary.
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Muscle flap surgery requires post-operative rest
Muscle flap surgery is a type of microsurgery that involves the transfer of healthy, live tissue, including skin, muscle, bone, fat, nerve, or fascia, to another location on the body. This procedure is often used to repair large or deep defects, such as in breast reconstruction for women with breast cancer, or in the treatment of complex wounds and deformities.
The surgery itself can vary depending on the location, size, and severity of the condition being treated. In general, muscle flap surgery requires post-operative rest and immobilization to ensure proper healing. Patients may need to stay in inpatient care for several weeks and may require a cast or splint to keep the surgical site immobilized during the healing process.
It is recommended that patients rest for several days after muscle flap surgery and avoid any movement that could compromise the flap. Wound dressings can typically be removed within the first week, but it is important to consult with a doctor to determine the appropriate next steps for care. Certain lifestyle habits, such as smoking or a poor diet, and certain medical conditions, such as diabetes mellitus, can impact the recovery process and the flap's chance of survival. Therefore, it is crucial to seek medical advice before undergoing muscle flap surgery.
During the recovery period, patients may experience some pain and discomfort at the surgical site. It is important to follow the specific post-operative care instructions provided by the surgeon to promote proper healing and reduce the risk of complications. This may include taking prescribed medications, keeping the surgical site clean and dry, and avoiding certain activities or movements that could hinder the healing process.
In some cases, muscle flap surgery may be followed by physical therapy to help regain strength and stability in the affected area. Follow-up appointments with the surgeon are typically scheduled to monitor the patient's progress and ensure optimal recovery.
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Frequently asked questions
Muscle flap surgery is a procedure in which healthy, live tissue is transported to another location on the body. This tissue can include skin, muscle, bone, fat, nerve, or fascia.
Muscle flap surgery is often used when an area of the body needs more bulk and an increased blood supply. It is used for large or deep defects and is particularly valuable for lower extremity wounds.
The first muscle flap surgery in recorded history was performed in 1906 by Louis Ombredanne of Paris. He used the pectoralis minor muscle for breast reconstruction following mastectomy.
Muscle flap surgery has been shown to have more rapid collagen deposition and greater tissue ingrowth than random skin flaps. It is also useful in treating wounds with a high risk of infection due to its ability to inhibit bacterial growth.
After muscle flap surgery, it is recommended that patients rest for several days and avoid any movement that could compromise the flap. Patients will be able to remove their wound dressings within one week, and a doctor will determine the next steps.
