Explore the treatment phases of Complex Joint Reconstruction. Learn about 3D custom implants, two-stage revision for infection, and the clinical recovery roadmap at Liv Hospital.
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Clinical Management Goals For Reconstruction
The surgical execution of complex joint reconstruction is a high stakes orchestration of removal and rebuilding. The procedure involves carefully extracting the failed implants without shattering the remaining bone, clearing infection or debris, and then reconstructing the joint using specialized modular systems.
Recovery is a phased process that is typically slower and more restrictive than primary replacement. Because the reconstruction often relies on bone grafts healing to metal (biological fixation), patients may have weight bearing restrictions for weeks. The soft tissues, often scarred from previous surgeries, require gentle rehabilitation to regain motion without compromising the wound.
Pain management is sophisticated, utilizing multimodal protocols to keep the patient comfortable while minimizing opioids. The recovery timeline is measured in months, with the goal of continuous, gradual improvement in stability and function.
Success begins before the incision. Patients undergo rigorous optimization to reduce risks. This includes managing blood sugar (HbA1c) in diabetics, correcting malnutrition (albumin levels), and smoking cessation.
Skin preparation is vital. Patients may use chlorhexidine washes for days prior to surgery to decolonize the skin bacteria. Screening and treating for nasal MRSA (Methicillin Resistant Staphylococcus Aureus) is standard protocol to prevent devastating infections.
Complex cases require extensile exposures. Surgeons may need to perform osteotomies (cutting bone) such as a tibial tubercle osteotomy or trochanteric osteotomy to move muscle attachments aside and see the joint.
These approaches provide the necessary visualization to safely remove implants but require careful repair at the end of surgery. The healing of these osteotomies dictates the rehabilitation speed, often requiring protection of the muscle repair for several weeks.
Removing a well fixed but malfunctioning implant is a technical challenge. Surgeons use specialized ultrasonic tools and thin saw blades to cut the interface between the implant and bone, minimizing bone loss.
The goal is to leave as much viable bone stock as possible to support the new implant. If the implant is cemented, the cement must be carefully chipped away or removed with ultrasonic splitters to avoid fracturing the fragile cortical shell.
Once the old implant is out, bone defects are often revealed. Modular revision systems use metal “augments”—blocks of titanium that screw onto the main implant to fill the space where bone is missing.
These augments come in various shapes and sizes to fill wedge shaped or segmental defects. They transfer the weight bearing load from the implant to the remaining healthy bone, ensuring mechanical stability.
For severe bone loss in the metaphysis (the spongy bone end), cones and sleeves are revolutionary. These are porous metal implants that jam fit into the damaged bone cavity.
They provide immediate scratch fit stability and a scaffold for bone to grow into. They essentially rebuild the foundation of the joint, allowing a standard revision implant to be cemented inside them. They have largely replaced massive structural bone allografts for this purpose.
When the bone loss is massive, such as the entire distal femur or proximal tibia, a megaprosthesis is used. This replaces not just the joint surface, but the entire segment of bone.
These implants are essentially artificial bones with hinges. They are used in tumor resection or severe trauma. The challenge is attaching soft tissues (tendons) to the metal, often requiring specialized “trevira” tubes or attachment plates to restore muscle function.
For established infection (PJI), a single surgery is rarely sufficient. The first stage involves removing all hardware and placing an antibiotic loaded cement spacer. This spacer keeps the leg length and delivers high doses of antibiotics locally.
After weeks of intravenous antibiotics and normalization of blood markers, the second stage is performed. The spacer is removed, and the final revision implant is placed. This protocol has the highest success rate for eradicating deep bone infection.
In cases of multiple surgeries, the skin and soft tissue envelope may be compromised. Plastic surgeons may be involved to perform rotational muscle flaps (like the gastrocnemius flap) to cover the implant and provide a healthy blood supply.
Adequate soft tissue coverage is essential to prevent infection and wound breakdown. Without healthy coverage, the implant will become exposed and inevitably infected.
Post operative pain is managed with a multimodal approach to reduce opioid reliance. This includes peripheral nerve blocks that numb the limb for days, spinal anesthesia, and a cocktail of non opioid medications like NSAIDs and gabapentin.
Cryotherapy (ice machines) and elevation are critical for reducing the inflammatory pain caused by swelling. Controlling pain allows for earlier mobilization, which reduces the risk of clots and pneumonia.
The first 24 to 48 hours are critical. Nurses and surgeons monitor neurovascular status (pulses and sensation), wound drainage, and blood levels. Transfusions may be needed if blood loss was significant.
Drains may be used to prevent hematoma formation. The medical team also aggressively prevents blood clots (DVT) with chemical thinners and mechanical compression devices on the legs.
Liv Hospital Ulus
Assoc. Prof. MD. Gökhan Kürşat Kara
Orthopedic Surgery
Liv Hospital Ulus
Assoc. Prof. MD. Gürkan Gümüşsuyu
Orthopedic Surgery
Liv Hospital Ulus
Assoc. Prof. MD. Kadir Abul
Orthopedic Surgery
Liv Hospital Ulus
Op. MD. İsmail Tugay Yağcı
Orthopedic Surgery
Liv Hospital Ulus
Prof. MD. Ramazan Erden Ertürer
Orthopedic Surgery
Liv Hospital Ulus
Prof. MD. Uğur Haklar
Orthopedic Surgery
Liv Hospital Vadistanbul
Prof. MD. Süleyman Semih Dedeoğlu
Orthopedic Surgery
Liv Hospital Vadistanbul
Prof. MD. Yunus İmren
Orthopedic Surgery
Liv Hospital Vadistanbul
Prof. MD. İsmail Demirkale
Orthopedic Surgery
Liv Hospital Vadistanbul
Spec. MD. Gail Gasimov
Orthopedic Surgery
Liv Hospital Bahçeşehir
Assoc. Prof. MD. Birhan Oktaş
Orthopedic Surgery
Liv Hospital Bahçeşehir
Assoc. Prof. MD. Kaya Turan
Orthopedic Surgery
Liv Hospital Bahçeşehir
Op. MD. Hüsrev Purisa
Hand and Microsurgery
Liv Hospital Bahçeşehir
Op. MD. İlker Sezer
Hand and Microsurgery
Liv Hospital Bahçeşehir
Prof. MD. Ersin Kuyucu
Orthopedic Surgery
Liv Hospital Bahçeşehir
Spec. MD. Ahmet Şadi Kılınç
Orthopedic Surgery
Liv Hospital Bahçeşehir
Spec. MD. Mustafa Özçamdallı
Orthopedic Surgery
Liv Hospital Bahçeşehir
Spec. MD. Yavuz Şahbat
Orthopedic Surgery
Liv Hospital Topkapı
Assoc. Prof. MD. Alper Köksal
Orthopedic Surgery
Liv Hospital Topkapı
Assoc. Prof. MD. Kadir İlker Yıldız
Orthopedic Surgery
Liv Hospital Topkapı
Assoc. Prof. MD. Samet Erinç
Orthopedic Surgery
Liv Hospital Topkapı
Op. MD. Nikola Azar
Orthopedic Surgery
Liv Hospital Ankara
Assoc. Prof. MD. Tuğrul Yıldırım
Orthopedic Surgery
Liv Hospital Ankara
Assoc. Prof. MD. Özgür Kaya
Orthopedic Surgery
Liv Hospital Ankara
Asst. Prof. MD. Yunus Demirtaş
Orthopedic Surgery
Liv Hospital Ankara
Op. MD. Murat Bozbek
Orthopedic Surgery
Liv Hospital Ankara
Prof. MD. Ali Biçimoğlu
Orthopedic Surgery
Liv Hospital Ankara
Prof. MD. Levent Çelebi
Orthopedic Surgery
Liv Hospital Gaziantep
MD. Mehmet Emre Hanay
Orthopedics and Traumatology
Liv Hospital Gaziantep
Op. MD. Ferit Yücel
Orthopedics and Traumatology
Liv Hospital Samsun
Op. MD. Barış Özgürol
Orthopedic Surgery
Liv Hospital Samsun
Op. MD. Metehan Saraçoğlu
Orthopedics and Traumatology
Liv Bona Dea Hospital Bakü
Spec. MD. İsmayıl Meherremli
Orthopedics and Traumatology
Liv Bona Dea Hospital Bakü
Spec. MD. Şehriyar Fetullayev
Orthopedics and Traumatology
Assoc. Prof. MD. Bülent Karslıoğlu
Orthopedic Surgery
Assoc. Prof. MD. Engin Çetin
Orthopedic Surgery
Assoc. Prof. MD. Turan Bilge Kızkapan
Orthopedic Surgery
Prof. MD. Oğuz Cebesoy
Orthopedic Surgery
An antibiotic spacer is a temporary device made of bone cement loaded with high concentrations of antibiotics. It is placed in the joint space after an infected implant is removed. It fights infection locally and maintains the space for the future permanent implant.
The waiting period allows the antibiotics to kill any remaining bacteria in the bone and soft tissues. It also allows the inflammation to subside. Putting a new metal implant in too soon would provide a surface for the surviving bacteria to colonize, causing the infection to return.
They are made of highly porous metals like tantalum or titanium. The surface looks like a metal sponge. This texture mimics the structure of bone, encouraging the patient’s natural bone to grow inside the pores and lock the implant in place.
Complex reconstruction carries a higher risk of blood loss than primary surgery. While cell saver technology (recycling your own blood) and medications like tranexamic acid reduce this risk, transfusions are sometimes necessary to maintain safe oxygen levels.
These surgeries are variable. A straightforward revision might take 2 to 3 hours. A complex reconstruction with massive bone loss, hardware removal, and reconstruction can take 4 to 6 hours or more.
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