Transient in-stent stenosis: a common finding after flow diverter implantation.

abstract：BACKGROUND:Larger bore aspiration catheters are expected to significantly improve the speed and completeness of acute stroke revascularization. OBJECTIVE:To evaluate the navigability and clot retrieval performance of a novel 8Fr aspiration catheter, Millipede 088 (Perfuze Ltd), using fresh-frozen cadavers and an in vi...

journal_title：Journal of neurointerventional surgery

authors： Fitzgerald S,Ryan D,Thornton J,Nogueira RG

更新日期：2020-06-30 00:00:00

abstract：BACKGROUND AND PURPOSE:Microcatheterization is an important, but also difficult, technique used for the embolization of intracranial aneurysms. The purpose of this study was to investigate the application of three-dimensional (3D) printing technology in microcatheter shaping. METHODS:Nine cases of internal carotid art...

journal_title：Journal of neurointerventional surgery

authors： Xu Y,Tian W,Wei Z,Li Y,Gao X,Li W,Dong B

更新日期：2020-03-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The Raymond-Roy grading scale is used for aneurysm coiling with only limited data on its validity. The scale was developed based on the extent of initial aneurysm occlusion from 1 to 3. However, the model usefulness in evaluating recurrence, retreatment, and rebleeding is unknown. Our goal was to...

journal_title：Journal of neurointerventional surgery

authors： Darflinger R,Thompson LA,Zhang Z,Chao K

更新日期：2016-05-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The impact of the Warfarin and Aspirin for Symptomatic Intracranial Disease (WASID) data is described in combination with the commercial release of the Wingspan stenting system on the frequency of neurointervention for the treatment of symptomatic intracranial atherosclerotic disease (ICAD) in a ...

journal_title：Journal of neurointerventional surgery

authors： Moskowitz SI,Kelly ME,Obuchowski N,Fiorella D

更新日期：2009-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The number of citations that an article has received can be used to evaluate its impact on the scientific community. This study aimed to identify the 100 most cited articles in the field of neurointervention and to analyze their characteristics. MATERIALS AND METHODS:We selected the 669 journals...

journal_title：Journal of neurointerventional surgery

authors： Kim ES,Yoon DY,Kim HJ,Jeon HJ,Lee JY,Cho BM,Lee K

更新日期：2017-05-01 00:00:00

abstract：BACKGROUND:Flow diversion is an established technique for treatment of cerebral aneurysms. The Pipeline embolization device (PED) is the only FDA-approved flow diverting stent in the USA. A second-generation device, PED Flex, has recently been released with modifications to the delivery system. Published reports of exp...

journal_title：Journal of neurointerventional surgery

authors： Colby GP,Lin LM,Caplan JM,Jiang B,Huang J,Tamargo RJ,Coon AL

更新日期：2016-07-01 00:00:00

abstract：BACKGROUND:Malignant gliomas continue to have a poor clinical outcome with available therapies. In the past few years, new targeted biologic therapies have been studied, with promising results. However, owing to problems with ineffective IV delivery of these newer agents, an alternative, more direct delivery mechanism ...

journal_title：Journal of neurointerventional surgery

authors： Srinivasan VM,Lang FF,Chen SR,Chen MM,Gumin J,Johnson J,Burkhardt JK,Kan P

更新日期：2020-02-01 00:00:00

abstract：:Flow diversion for the management of intracranial aneurysms represents a paradigm shift in how aneurysms are managed. The Pipeline embolization device (PED) is, to date, the only flow diverter approved for use in the USA by the Food and Drug Administration. Limitations and complications with new treatment strategies a...

journal_title：Journal of neurointerventional surgery

authors： Duckworth EA,Nickele C,Hoit D,Belayev A,Moran CJ,Arthur AS

更新日期：2016-02-01 00:00:00

abstract：BACKGROUND:To examine the effect of stenting on progressive occlusion of small and incompletely occluded unruptured intracranial aneurysms (UIAs) ≤10 mm in size using a propensity score matched case controlled analysis. METHODS:715 small UIAs consecutively treated by coiling between 2008 and 2010 were eligible for stu...

journal_title：Journal of neurointerventional surgery

authors： Jeon JP,Cho YD,Rhim JK,Park JJ,Cho WS,Kang HS,Kim JE,Han MH

更新日期：2016-10-01 00:00:00

abstract：:Spinal arteriovenous malformations (sAVMs) are rare vascular lesions whose natural history remains incompletely defined. Several classification schemes for sAVMs have evolved based on an improved understanding of the anatomic characteristics as well as pathophysiologic behavior of these arteriovenous shunts. Advances ...

journal_title：Journal of neurointerventional surgery

authors： Ducruet AF,Crowley RW,McDougall CG,Albuquerque FC

更新日期：2013-11-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Acute ischemic stroke (AIS) caused by basilar artery occlusion (BAO) is a very severe neurological disease with a high mortality rate and poor clinical outcomes. In this study, we compared our experience of mechanical thrombectomy using the Solitaire stent (Solitaire thrombectomy) and manual aspi...

journal_title：Journal of neurointerventional surgery

authors： Son S,Choi DS,Oh MK,Hong J,Kim SK,Kang H,Park KJ,Choi NC,Kwon OY,Lim BH

更新日期：2016-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The rabbit small clot embolic model for large vessel occlusion (LVO) is well established, yet has limitations. Blind introduction of autologous thrombus often fails to completely occlude a target vessel and, when successful, the precise timing of occlusion and revascularization is difficult to co...

journal_title：Journal of neurointerventional surgery

authors： English JD,Hetts SW,El-Ali A,Kolli P,Do L,Wilson MW,Saeed M

更新日期：2015-05-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The pCONus is a new stent featuring a distal end that opens like a blossoming flower with four petals. The device is implanted in the aneurysm sac at the level of the neck. We report our initial experience in a series of patients treated with this device. METHODS:This retrospective study was app...

journal_title：Journal of neurointerventional surgery

authors： Lubicz B,Morais R,Alghamdi F,Mine B,Collignon L,Eker OF

更新日期：2016-09-01 00:00:00

abstract：PURPOSE:Although the anatomic course of the posterior interior cerebellar artery (PICA) is variable, it is thought to be very rare for the artery to cross midline, with an estimated incidence of 0.1%. Bihemispheric PICA crosses midline and typically serves both PICA territories. METHODS:We present 11 cases of bihemisp...

journal_title：Journal of neurointerventional surgery

authors： Carlson AP,Alaraj A,Dashti R,Aletich VA

更新日期：2013-11-01 00:00:00

abstract：:We report two cases of delayed post-embolectomy stenosis--that is, a new stenosis in the vascular bed of a previous endovascular embolectomy. The first case was discovered incidentally in a patient returning after embolectomy for evaluation of cerebral aneurysms. The second case was discovered on an MR angiogram obtai...

journal_title：Journal of neurointerventional surgery

authors： Macke JJ,Bellew MP,Hellinger FR Jr

更新日期：2015-05-01 00:00:00

abstract：OBJECTIVE:A rare complication of neuroendovascular procedures is acute thromboembolism. In the setting of intraprocedural or periprocedural embolism, thrombolytics present a potentially useful therapeutic strategy. A series of patients in whom eptifibatide (a platelet glycoprotein IIb/IIIa receptor inhibitor) was used ...

journal_title：Journal of neurointerventional surgery

authors： Dumont TM,Kan P,Snyder KV,Hopkins LN,Siddiqui AH,Levy EI

更新日期：2013-05-01 00:00:00

abstract：OBJECTIVE:Severe angiographic vasospasm (aVSP) is a risk factor for poor functional outcome following subarachnoid hemorrhage. We investigated the impact of angiographic surveillance and intensive endovascular treatment using transluminal balloon angioplasty (TBA) and/or verapamil infusion for severe aVSP through compa...

journal_title：Journal of neurointerventional surgery

authors： Mortimer AM,Steinfort B,Faulder K,Bradford C,Finfer S,Assaad N,Harrington T

更新日期：2015-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Flow diversion is a relatively new strategy used to treat complex cerebral aneurysms. The optimal method for radiographic follow-up of patients treated with flow diverters has not been established. The rate and clinical implications of in-stent stenosis for these devices is unclear. We evaluate t...

journal_title：Journal of neurointerventional surgery

authors： McDougall CM,Khan K,Saqqur M,Jack A,Rempel J,Derksen C,Xi Y,Chow M

更新日期：2018-03-01 00:00:00

abstract：INTRODUCTION:Treatment of wide-necked bifurcation aneurysms often poses procedural and long-term outcome challenges. The initial preclinical experience with the Pulsar Vascular Aneurysm Neck Reconstruction Device (PVANRD) in a canine bifurcation model is described. METHODS:Experimental bifurcation vein pouch aneurysms...

journal_title：Journal of neurointerventional surgery

authors： Turk A,Turner RD,Tateshima S,Fiorella D,Jang KS,Chaudry I,Kelly M

更新日期：2013-07-01 00:00:00

abstract：BACKGROUND:Spinal digital subtraction angiography (DSA) is the gold standard for diagnosis of spinal dural arterial venous fistulas (SDAVFs), but can require extensive time, radiation exposure and contrast dose. We hypothesize that contrast-enhanced time-resolved MR angiography (CE-TR MRA) will have utility for the non...

journal_title：Journal of neurointerventional surgery

authors： Saindane AM,Boddu SR,Tong FC,Dehkharghani S,Dion JE

更新日期：2015-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Cerebral vasospasm following aneurysmal subarachnoid hemorrhage (aSAH) results in significant morbidity due to ischemia. Subarachnoid hematoma evacuation during aneurysm clipping reduces the incidence of vasospasm. However, studies comparing endovascular coiling with open clipping have reported s...

journal_title：Journal of neurointerventional surgery

authors： Jones J,Sayre J,Chang R,Tian J,Szeder V,Gonzalez N,Jahan R,Vinuela F,Duckwiler G,Tateshima S

更新日期：2015-11-01 00:00:00

abstract：BACKGROUND:Trials of endovascular thrombectomy (EVT) mostly excluded patients with large core strokes so the safety and efficacy of EVT is not well established in such patients. Moreover, the definition of large core and its measurement differ between semi-quantitative (ASPECTS) and quantitative (core volume) imaging m...

journal_title：Journal of neurointerventional surgery

authors： Sarraj A,Grotta JC,Pujara DK,Shaker F,Tsivgoulis G

更新日期：2020-12-01 00:00:00

abstract：:Intracerebral hemorrhage (ICH) is a devastating form of stroke associated with a 40% mortality rate at 30 days and a 75% functional dependence rate at 6 months. The role of surgery to treat ICH remains controversial. Preclinical studies suggest minimally invasive clot evacuation following ICH may benefit patients by m...

journal_title：Journal of neurointerventional surgery

authors： Troiani Z,Ascanio LC,Yaeger KA,Ali M,Kellner CP

更新日期：2020-09-08 00:00:00

abstract：BACKGROUND AND PURPOSE:Recent studies have demonstrated that in acute ischemic stroke patients, thin section non-contrast CT (NCCT) can be used to determine the length of the hyperdense intracranial thrombus, and that clot length using this approach predicts the likelihood of vessel recanalization after intravenous tis...

journal_title：Journal of neurointerventional surgery

authors： Yoo AJ,Leslie-Mazwi TM,Riedel CH,Chandra RV

更新日期：2013-07-01 00:00:00

abstract：BACKGROUND:The optimal first-line mechanical thrombectomy (MT) method in cancer-related stroke (CRS) patients with emergent large vessel occlusion (ELVO) remains largely unknown. The aim of this study is to evaluate the efficacy and safety between contact aspiration (CA) first-line thrombectomy and stent retriever (SR)...

journal_title：Journal of neurointerventional surgery

authors： Jeon Y,Baik SH,Jung C,Kim JY,Kim BJ,Kang J,Bae HJ,Kim JH

更新日期：2020-06-25 00:00:00

abstract：BACKGROUND:In acute stroke management, time efficiency in the continuum of patient management is critical. We aimed to determine if implementation of system improvements at our institution translated to reduced picture-to-puncture (P2P) times over a 6-year period. METHODS:We conducted a single-center retrospective ana...

journal_title：Journal of neurointerventional surgery

authors： van Heerden J,Yan B,Churilov L,Dowling RJ,Mitchell PJ

更新日期：2015-08-01 00:00:00

abstract：OBJECTIVE:To elucidate the early detachment of the Solitaire stent during mechanical thrombectomy, we tested the stent in vitro under various conditions and evaluated with microscopy. METHODS:A total of five stents were tested. Using a dynamic mechanical analysis machine, we calculated the tensile force needed for sep...

journal_title：Journal of neurointerventional surgery

authors： Kwon HJ,Chueh JY,Puri AS,Koh HS

更新日期：2015-02-01 00:00:00

abstract：:Wide-necked bifurcation aneurysms (WNBAs) make up 26-36% of all brain aneurysms. Treatments for WNBAs pose unique challenges due to the need to preserve major bifurcation vessels while achieving a durable occlusion of the aneurysm. Intrasaccular flow disruption is an innovative technique for the treatment of WNBAs. Th...

journal_title：Journal of neurointerventional surgery

authors： Goyal N,Hoit D,DiNitto J,Elijovich L,Fiorella D,Pierot L,Lamin S,Spelle L,Saatci I,Cekirge S,Arthur AS

更新日期：2020-05-01 00:00:00

abstract：BACKGROUND:Evaluation of flow diversion treatment of intracranial aneurysms is difficult owing to lack of knowledge of the target hemodynamic environment. OBJECTIVE:To identify hemodynamic conditions created after flow diversion that induce fast aneurysm occlusion. METHODS:Two groups of aneurysms treated with flow di...

journal_title：Journal of neurointerventional surgery

authors： Mut F,Raschi M,Scrivano E,Bleise C,Chudyk J,Ceratto R,Lylyk P,Cebral JR

更新日期：2015-04-01 00:00:00

abstract：:The lifetime risk of developing a cerebral aneurysm is about 5%. For some patients, aneurysms can be reasonably managed by conservative measures, including periodic clinical and imaging surveillance. However, the definitive treatment of cerebral aneurysm disease requires securing the aneurysm by surgically excluding i...

journal_title：Journal of neurointerventional surgery

authors： Lesley WS,Rangaswamy R

更新日期：2009-12-01 00:00:00