Brain surgery addresses physical abnormalities or damaged structures located deep within the protective layers of the skull. Surgeons remove a portion of the bone to access the brain tissue, and they perform corrections to address vascular irregularities. Because the brain controls bodily functions, the team performs precisely during each phase of the operation to maintain patient safety. Here is what you should know about brain surgery for aneurysms:
Coiling Procedure
Endovascular coiling serves as a minimally invasive procedure for treating specific types of brain aneurysms without opening the cranium. Because it does not require a large incision in the skull, surgeons access the aneurysm through an artery in the groin. A flexible catheter guides a wire up to the brain’s vascular system, and detachable coils fill the bulge to block flow.
Coils induce clotting within the aneurysm sac quickly, and this seal prevents pressurized blood from entering the weak area. The body reacts to the coils by forming a protective scar. While the aneurysm remains physically present on imaging, the risk of rupture decreases significantly once the coil mass solidifies the vessel wall.
Clipping Aneurysm
Since an aneurysm presents as a weak spot in a vessel wall, it creates a risk of bleeding into the surrounding brain tissue. Doctors identify the location, shape, and size of it using high-resolution diagnostic imaging tests. They apply a tiny metal clip to the neck of the aneurysm, so blood flow stops entering.
The skull is opened during a traditional craniotomy, and the surgeon exposes the blood vessel underneath the brain’s protective covering. While this brain surgery approach requires a hospital stay, the clip remains in place to prevent a future rupture event. The aneurysm eventually shrinks and scars over time without active blood flow.
General anesthesia is administered to the patient for the entire duration of this intricate surgical operation. The medical team monitors brain activity throughout the process, but the patient remains asleep and feels no pain. After the sterile clip is secured tightly, the surgeon replaces the skull bone and stitches the scalp.
Performing Artery Occlusion
If an aneurysm has damaged the entire artery beyond the capability of simple repair, the doctor might decide to block the compromised vessel completely. Sometimes a surgical bypass creates a new path for blood flow around the blockage, or the artery is simply closed off to prevent pressure buildup. This technique effectively stops circulation through the damaged section to reduce risk.
Factors influencing this choice include:
- Large or giant aneurysm dimensions
- Inaccessible location for standard clipping
- Severely damaged or weakened arterial walls
Diverting Flow
When the aneurysm neck is too wide for a standard clip, a stent directs blood flow away from the bulge. The stent consists of a flexible, tight-mesh tube placed inside the parent artery. It sits across the aneurysm opening, and new cells grow over the mesh to seal the vessel wall permanently.
Schedule Brain Surgery Today
Recovery times vary based on the specific procedure performed and your individual physical health condition. You create a personalized recovery plan with your doctor, and our team prepares you for the next steps in your care. Contact our office today if you have questions about your diagnosis or wish to discuss your treatment options.
