Aneurysm Embolization
Aneurysm Embolization - Related Videos
08:51
A New Murine Model of Endovascular Aortic Aneurysm Repair
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Cited by 3 •
2013
Histological and biochemical modifications after aneurysm endograft exclusion are still unclear. We describe a new model of endograft implantation on a murine aneurysm. Through thrombus analysis with and without persistant circulating blood stream interface, and new endovascular biomaterials evaluation, this model will help to better understand endovascular aneurysm exclusion pathobiology.
07:34
Microsurgical Venous Pouch Arterial-Bifurcation Aneurysms in the Rabbit Model: Technical Aspects
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Cited by 11 •
2011
An optimized technique for the microsurgical creation of arterial bifurcation aneurysms mimicking bifurcation human cerebral aneurysms is described. A venous pouch is sutured into an artificially created true bifurcation of both common carotid arteries. Facilitated microsurgical techniques and aggressive postoperative anticoagulation and analgesia lead to minimized morbidity rates and high aneurysm patency rates.
03:47
A Murine Model of Carotid Aneurysm Formation
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2025
The present protocol describes a standardized surgical method for the induction of carotid aneurysms in a murine model through a single surgical operation.
13:53
The Helsinki Rat Microsurgical Sidewall Aneurysm Model
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Cited by 21 •
2014
Microsurgical sidewall aneurysms in rats are created by end-to-side anastomosis of an aortic graft to the abdominal aorta. We present step-by-step instructions and discuss anatomical and surgical details for successful experimental saccular aneurysm creation.
01:26
Magnetic Resonance Imaging of Cerebral Aneurysms Using MPRAGE
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2025
Begin with a patient diagnosed with cerebral aneurysms, a condition where blood vessels in the brain bulge and fill with blood.Secure the patient’s head inside the head coil of an MRI machine. Initiate imaging. The system generates a strong magnetic field, aligning protons in the brain tissue along its direction. Initiate the magnetization-prepared rapid gradient echo or MPRAGE sequence by applying an inversion radiofrequency pulse, flipping the protons’ alignment opposite to the magnetic field.
FAQs
Detachable coils reduce circulation inside the aneurysm sac, creating conditions that promote clot formation. This response helps separate the aneurysm from the active bloodstream and can support prevention of rupture or additional bleeding. In neuroscience, the mechanism is important because treatment targets the aneurysm internally while preserving the catheter-based approach described for cerebral vessels.
Coils act within the aneurysm sac by reducing circulation and encouraging clot formation. Other devices redirect flow along the parent artery, changing how blood travels beside the aneurysm rather than relying only on material placed inside the sac. This distinction gives clinicians different device strategies for managing cerebral aneurysms during endovascular treatment.
Angiographic imaging guides the catheter and device placement within the cerebral vasculature, allowing clinicians to assess where treatment materials are positioned. It also helps confirm vascular occlusion after deployment. These observations connect the procedural action with its intended result and provide information that supports safer management and follow-up of cerebrovascular disease.
Clinicians guide a catheter through the blood vessels toward the aneurysm, using angiographic imaging to navigate the vascular anatomy. They then deploy detachable coils or another supported device at the target location and use imaging to assess the resulting occlusion. This sequence links vascular access, device placement, and immediate evaluation without requiring open surgery.
It is used to manage cerebral aneurysms when the clinical goal is to prevent rupture or further bleeding. The endovascular route is relevant when limiting the need for open surgery is important. Because treatment acts through the blood vessels and can be evaluated with angiographic imaging, it fits the neuroscience focus on cerebrovascular disease management.
Confirmation of vascular occlusion provides a documented procedural outcome that can be used in ongoing management. Angiographic imaging therefore has a role beyond guiding the initial catheter and device placement: it helps clinicians verify whether the treated aneurysm has been addressed and supports follow-up of cerebrovascular disease. This makes imaging central to intervention and subsequent assessment.