The asymmetric vascular stent: Efficacy in a rabbit aneurysm model

Stroke

Volumn 40, Issue 3, 2009, Pages 959-965

  Ionita, Ciprian N ^a,d   Paciorek, Ann M ^a   Dohatcu, Andreea ^a   Hoffmann, Kenneth R ^a   Bednarek, Daniel R ^a   Kolega, John ^a   Levy, Elad I ^a,b   Hopkins, L Nelson ^a,b   Rudin, Stephen ^a   Mocco, J Duffy ^a,b,c  

^a UNIVERSITY AT BUFFALO   (United States)

^b Millard Fillmore Gates Circle Hospital   (United States)

^c UNIVERSITY OF FLORIDA COLLEGE OF MEDICINE   (United States)

^d BRB Bldg ^*  (United States)

Author keywords

Aneurysm; Asymmetrical; Elastase; Hemodynamics; Modification; Stent model; Vascular

Indexed keywords

ELASTASE;

ANIMAL EXPERIMENT; ANIMAL MODEL; ANIMAL TISSUE; ARTICLE; BRAIN ANGIOGRAPHY; BRAIN ARTERY ANEURYSM; CONE BEAM COMPUTED TOMOGRAPHY; CONTROLLED STUDY; FOLLOW UP; HEMODYNAMICS; HISTOPATHOLOGY; NONHUMAN; POROSITY; PRIORITY JOURNAL; RABBIT; SCANNING ELECTRON MICROSCOPY; STATISTICAL ANALYSIS; STENT; THROMBUS; VASCULAR PATENCY; ANIMAL; BRAIN ARTERY; COMPUTER ASSISTED TOMOGRAPHY; FEMALE; INTRACRANIAL ANEURYSM; MALE; PATHOLOGY; THROMBOSIS;

ANIMALS; CEREBRAL ANGIOGRAPHY; CEREBRAL ARTERIES; FEMALE; INTRACRANIAL ANEURYSM; MALE; MICROSCOPY, ELECTRON, SCANNING; POROSITY; RABBITS; STENTS; THROMBOSIS; TOMOGRAPHY, X-RAY COMPUTED;

EID: 62449244165     PISSN: 00392499     EISSN: None     Source Type: Journal    
DOI: 10.1161/STROKEAHA.108.524124     Document Type: Article

References (34)

1. Cebral JR, Castro MA, Burgess JE, Pergolizzi RS, Sheridan MJ, Putman CM. Characterization of cerebral aneurysms for assessing risk of rupture by using patient-specific computational hemodynamics models. Am J Neuroradiol. 2005;26:2550-2559.
2. Doerfler A, Wanke I, Egelhof T, Stolke D, Forsting M. Double-stem method: Therapeutic alternative for small wide-necked aneurysms. J Neurosurg. 2004;100:150-154.
3. Hoi Y, Ionita CN, Tranquebar RV, Hoffmann KR, Woodward SH, Taulbee DB, Meng H, Rudin S. How modification in canine intracranial aneurysm model by an asymmetric stent: Studies using digital subtraction angiography (DSA) and image-based computational fluid dynamics (CFD) analyses. Proc SPIE. 2006;6143:61430J.
4. Ionita CN, Hoi Y, Meng H, Rudin S. Particle image velocimetry (PIV) evaluation of flow modification in aneurysm phantoms using asymmetric stents. Proc SPIE. 2004;5369:295-306.
5. Ionita CN, Pacioreck A, Hoffmann KR, Bednarek DR, Yamamoto J, Kolega J, Levy EI, Hopkins LN, Rudin S, Mocco J. Asymmetric vascular stent (AVS):Feasibility study of a new low-porosity patch-containing stem. Stroke. 2008;39:2105-2113.
6. Kallmes DF, Ding YH, Dai D, Kadirvel R, Lewis DA, Cloft HJ. A new endoluminal, flow-disrupting device for treatment of saccular aneurysms. Stroke. 2007;38:2346-2352.
7. Krings T, Busch C, Sellhaus B, Drexler AY, Bovi M, Hermanns-Sachweh B, Scherer K, Gilsbach JM, Thron A, Hans FJ. Long-term histological and scanning electron microscopy results of endovascular and operative treatments of experimentally induced aneurysms in the rabbit. Neurosurgery. 2006;59:911-924.
8. Krings T, Hans FJ, Moller-Hartmann W, Brunn A, Thiex R, Schmitz-Rode T, Verken P, Scherer K, Dreeskamp H, Stein KP, Gilsbach JM, Thron A. Treatment of experimentally induced aneurysms with stents. Neurosurgery. 2005;56:1347-1359.
9. Lieber BB, Gounis MJ. The physics of endoluminal stenting in the treatment of cerebrovascular aneurysms. Neurol Res. 2002;24:S33-S42.
10. Lieber BB, Livescu V, Hopkins LN, Wakhloo AK. Particle image velocimetry assessment of stent design influence on intra-aneurysmal flow. Ann Biomed Engineer. 2002;30:768-777.
11. Kim M, Ionita CN, Tranquebar RV, Hoffmann KR, Taulbee DB, Meng H, Rudin S. Evaluation of an asymmetric stent patch design for a patient specific intracranial aneurysm using computational fluid dynamic (CFD) calculations in the computed tomography (CT) derived lumen. Proc SPIE. 2006;6143:61432G.
12. Rhee K, Han MH, Cha SH. Changes of flow characteristics by stenting in aneurysm models: Influence of aneurysm geometry and stent porosity. Ann Biomed Engineer. 2002;30:894-904.
13. Roy D, Milot G, Raymond J. Endovascular treatment of unruptured aneurysms. Stroke. 2001;32:1998-2004.
14. Rudin S, Wang Z, Kyprianou I, Hoffmann KR, Wu Y, Meng H, Guterman LR, Nemes B, Bednarek DR, Dmochowski J, Hopkins LN. Measurement of flow modification in phantom aneurysm model: Comparison of coils and a longitudinally and axially asymmetric stent - initial findings. Radiology. 2004;231:272-276.
15. Sadasivan C, Lieber BB, Gounis MJ, Lopes DK, Hopkins LN. Angiographic quantification of contrast medium washout from cerebral aneurysms after stent placement. Am J Neuroradiol. 2002;23:1214-1221.
16. Tenjin H, Asakura F, Nakahara Y, Matsumoto K, Matsuo T, Urano F, Ueda S. Evaluation of intraaneurysmal blood velocity by time-density curve analysis and digital subtraction angiography. Am J Neuroradiol. 1998;19:1303-1307.
17. Wakhloo AK, Lanzino G, Lieber BB, Hopkins LN. Stents for intracranial aneurysms: The beginning of a new endovascular era? Neurosurgery. 1998;43:377-379.
18. Wang Z, Ionita CN, Rudin S, Hoffmann KR, Paxton AB, Bednarek DR. Angiographic analysis of blood flow modification in cerebral aneurysm models with a new asymmetric stent. Proc SPIE. 2004;5369:307-318.
19. Wootton DM, Ku DN. Fluid mechanics of vascular systems, diseases, and thrombosis. Ann Rev Biomed Engineer. 1999;1:299-329.
20. Altes TA, Cloft HJ, Short JG, DeGast A, Do HM, Helm GA, Kallmes DF. Creation of saccular aneurysms in the rabbit: A model suitable for testing endovascular devices. AJR Am J Roentgenol. 2000;174:349-354.
21. Bertrand OF, Sipehia R, Mongrain R, Rodes J, Tardif J-C, Bilodeau L, Cote G, Bourassa MG. Biocompatibility aspects of new stent technology. J Am Coll Cardiol. 1998;32:562-571.
22. Ionita CN, Rudin S, Hoffmann KR, Bednarek DR. Microangiographic image-guided localization of a new asymmetric stent for treatment of cerebral aneurysms. Proc SPIE. 2005;5744:354-365,
23. Wang ZJ, Hoffmann KR, Wang Z, Rudin S, Guterman LR, Meng H. Contrast settling in cerebral aneurysm angiography. Phys MedBiol. 2005; 50:3171-3181.
24. Ionita CN, Hoffmann KR, Bednarek DR, Chityala R, Rudin S. Cone-beam micro-ct system based on LabVIEW software. J Digit Imaging. 2008;21:296-305.
25. Akpek S, Arat A, Morsi H, Klucznick RP, Strother CM, Mawad ME. Self-expandable stem-assisted coiling of wide-necked intracranial aneurysms: A single-center experience. Am J Neuroradiol. 2005;26: 1223-1231.
26. Benitez RP, Silva MT, Klem J, Veznedaroglu E, Rosenwasser RH. Endovascular occlusion of wide-necked aneurysms with a new intracranial microstent (Neuroform) and detachable coils. Neurosurgery. 2004;54:1359-1367.
27. Biondi A, Janardhan V, Katz JM, Salvaggio K, Riina HA, Gobin YP. Neuroform stent-assisted coil embolization of wide-neck intracranial aneurysms: Strategies in stent deployment and midterm follow-up. Neurosurgery. 2007;61:460-468.
28. Fiorella D, Albuquerque FC, Deshmukh VR, McDougall CG. Usefulness of the Neuroform stent for the treatment of cerebral aneurysms: Results at initial (3-6-mo) follow-up. Neurosurgery. 2005;56:1191-1201.
29. Fiorella D, Albuquerque FC, Han P, McDougall CG. Preliminary experience using the neuroform stent for the treatment of cerebral aneurysms. Neurosurgery. 2004;54:6-16.
30. Lylyk P, Ferrario A, Pabon B, Miranda C, Doroszuk G. Buenos aires experience with the neuroform self-expanding stent for the treatment of intracranial aneurysms. J Neurosurg. 2005;102:235-241.
31. Weber W, Bendszus M, Kis B, Boulanger T, Solymosi L, Kuhne D. A new self-expanding nitinol stent (enterprise) for the treatment of wide-necked intracranial aneurysms: Initial clinical and angiographic results in 31 aneurysms. Neuroradiology. 2007;49:555-561.
32. Lopes DK, Ringer AJ, Boulos AS, Qureshi AI, Lieber BB, Guterman LR, Hopkins LN. Fate of branch arteries after intracranial stenting. Neurosurgery. 2003;52:1275-1278.
33. Dohatcu AC, Ionita CN, Sherman R, Rangwalla HS, Bednarek DR, Hoffman KR, Rudin S. Regional Time Density Curves (R-TDC) derived from angiographic sequences for analysis of aneurysmal flow modification resulting from endovascular Image-Guided Interventions. Med Phys. 2007;34:2367.
34. Sherman JR, Rangwala HS, Ionita CN, Dohatcu AC, Lee JW, Bednarek DR, Hoffmann KR, Rudin S. Investigation of new flow modifying endovascular image-guided interventional (EIGI) techniques in patient-specific aneurysm phantoms (PSAPs) using optical imaging. Proc SPIE. 2008;6918: 69181V-1-69181V-11.