Microsurgical procedures are advanced surgical techniques that enable the repair of blood vessels, nerves, and lymphatic structures that are difficult to see with the naked eye under high magnification. They are especially used in hand surgery for nerve lacerations, vascular injuries, and free tissue transfers.
In hand injuries, the replantation of severed fingers or extremity parts is one of the best-known applications of microsurgery. During these procedures, arteries, veins, tendons, and nerves are repaired one by one using micro instruments. Timing and surgical experience directly affect success.
Free tissue transfers involve moving a piece of tissue taken from another part of the body to repair areas with tissue loss, using microsurgery to transfer it to its new location. This procedure includes reconnecting blood vessels and requires precision to ensure circulation.
In the postoperative period after microsurgery, preserving vessel patency, preventing infection, and monitoring tissue viability are priorities. Long-term rehabilitation and physical therapy play a critical role in restoring the functional capacity of the hand. The success rate is closely related to the experience of the center.
| Things You Should Know | Information |
| Definition | Microsurgical procedures involve repairing or transferring blood vessels, nerves, and other fine anatomical structures that are difficult to see with the naked eye, using special microscopes and micro instruments. |
| Purpose | To restore the integrity of blood vessels, nerves, tendons, and soft tissues, regain lost function, and preserve tissue viability. |
| Areas of Use | – Traumatic amputations (replantation) – Free tissue transfers (flap) – Nerve repairs and grafts – Vascular anastomoses – Lymphatic surgeries – Testicular or finger replantations |
| Replantation | Reattaching severed fingers, hands, or extremity parts to the body by repairing blood vessels, nerves, tendons, and bones; it requires a race against time. |
| Free Flap Applications | Transferring living tissue (skin, muscle, fascia, bone) taken from another area of the body to the recipient site by establishing vascular connections using microsurgical methods. |
| Nerve Repairs | Restoring continuity of cut or damaged nerves by direct end-to-end suturing or by using a nerve graft. The aim is to regain sensory and motor functions. |
| Microsurgical Instruments | Microscope, micro forceps, micro needles, micro syringes, fine suture materials (e.g., 9-0, 10-0), micro clamps. |
| Type of Anesthesia | Depending on the extent of the procedure, local, regional, or general anesthesia may be used. Long procedures are mostly performed under general anesthesia. |
| Surgery Duration | Procedures performed under the microscope are quite time-consuming; even a simple microanastomosis procedure may take hours. |
| Factors Affecting Success | – Vessel diameter and quality – Timing (especially in replantation) – Patient age and general health condition – Postoperative care and follow-up |
| Complications | Thrombosis (vascular occlusion), flap loss, infection, hematoma, incomplete return of sensory or motor function, need for reoperation. |
| Postoperative Follow-up | The first 72 hours are very critical. Monitoring circulation at the flap or replantation site, checking color and temperature, and evaluating blood flow with Doppler are performed. |
| Rehabilitation | Long-term physical therapy and hand therapy may be required to restore nerve and muscle functions. The rehabilitation process may take months. |
Specialist in Plastic, Reconstructive and Aesthetic Surgery, Hand Surgery
He completed his medical education at Ankara University Faculty of Medicine in 1996 and his specialty training between 1996–2002 at Hacettepe University Faculty of Medicine, Department of Plastic, Reconstructive and Aesthetic Surgery.
Between 2002–2009, he worked at Süleyman Demirel University Faculty of Medicine, Department of Plastic, Reconstructive and Aesthetic Surgery.
Since 2009, he has been working at Hacettepe University Faculty of Medicine, Department of Plastic, Reconstructive and Aesthetic Surgery. He received the title of Associate Professor in 2011. In 2019, Dr. Nasır became a Professor and continues to work as a faculty member in this position.
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What Are Microsurgical Procedures?
Microsurgical procedures are surgical interventions performed on very small blood vessels, nerves, and tissues using an operating microscope and special precision surgical instruments. Thanks to this technique, repair of millimetric structures becomes possible. It is most commonly used in hand surgery, replantation, free tissue transfers, and nerve repairs. The aim is to achieve the best outcome both functionally and aesthetically and to preserve the natural structure of the tissues.
Frequently Asked Questions
Microsurgical procedures are used to repair the hand’s fine and delicate structures such as nerves, blood vessels, and tendons. They are especially preferred in situations such as finger amputations, vascular injuries, nerve lacerations, and free tissue transfers.
Microsurgical procedures are performed using a surgical microscope or magnifying loupes. These magnification systems enable precise repair of millimetric structures and increase procedural success.
When reattaching a severed finger, blood vessels, nerves, and tendons are repaired one by one using microsurgical techniques. In this way, circulation is restored, viability is preserved, and functional recovery becomes possible.
Tissue taken from another part of the body together with its blood vessels is transferred to the hand area using microsurgical methods. This technique is especially used to cover large and deep tissue losses.
When nerve ends are successfully connected, nerve fibers may regrow over time and allow sensory function to return. This process may take months, and the degree of recovery depends on the level of damage.
Vascular occlusion, tissue necrosis, infection, and bleeding are the main complications that may be seen after microsurgery. However, with close follow-up and early intervention, the success rate is quite high.
Recovery time varies depending on the procedure performed. It may take 6–12 months for nerve repairs, a few weeks for vascular surgeries, and generally 2–3 months for tendon repairs. The rehabilitation process is an important part of this recovery.
Yes, microsurgery can also be successfully performed in pediatric patients. Good functional outcomes can be achieved with this method in congenital anomalies and traumatic amputations. Healing capacity is generally higher in children.
Thanks to smaller incisions, minimal tissue damage, and finer sutures, microsurgery provides better results both functionally and aesthetically. Scars are usually less noticeable.
Microsurgery requires working with structures at the millimetric and even micron level. Therefore, the surgeon must receive special training, have high manual dexterity, and use special microsurgical instruments. Success cannot be achieved without appropriate technique and equipment.
For microsurgical procedures, the Plastic, Reconstructive and Aesthetic Surgery department should be preferred. Surgeons specialized in this field perform delicate operations on blood vessels, nerves, and other small structures under a microscope.
