For ev3 Inc. Presentation Use Only Not for DistributionCR00076 International Sales Training“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” Fully Deployed. Completely Retrievable75646 (A) DEC/07“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” For ev3 Inc. Presentation Use Only Not for DistributionCR00076 International Sales Training“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” Fully Deployed. Completely Retrievable颅内支架概览“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable颅内支架分类3 3“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable颅内辅助支架的作用问题：宽的瘤颈使得动脉瘤内的弹簧圈容易移位或部分脱出到载瘤动脉里，这可能造成严重的并发症。解决方案：颅内辅助支架主要用于辅助宽颈动脉瘤的弹簧圈栓塞，防止弹簧圈的移位或部分脱出。4 4For ev3 Inc. Presentation Use Only Not for DistributionCR00076 International Sales Training“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” Fully Deployed. Completely Retrievable支架的基础知识与常用术语“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable6开环 vs. 闭环闭环设计开环设计“游离”的尖端6“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable7颅内支架不同的网眼设计Solitaire AB -闭环闭环Leo Plus 闭环闭环Neuroform 开环开环Enterprise 闭环闭环未连接点未连接点7“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable8输送性和可回收性输送性：支架能够被输送到病变部位的能力，尤其是通过远端病变或通过迂曲的解剖结构的能力。可回收性：支架被释放后，可以被重新收回且被重新放置到更优位置的能力。这是一项非常重要的能力，分为完全回收和部分回收。8“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable柔软性Flexibility为柔软性，支架在闭合状态下随血管的弯曲而弯曲的能力。柔软性越好，支架的通过性越佳。9 9“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable10顺应性Comfortability，支架在打开状态下随血管的弯曲而弯曲的能力。顺应性好，有利于支架完全贴壁和保持血管的正常生理弯曲。顺应性差可能导致血栓的形成10“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable11支架的贴壁性支架的贴壁性：支架与血管壁贴合的能力。贴壁性不好可能导致血栓和支架移位的发生11“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable径向支撑力是支架对血管壁的支撑能力-决定支架对弹簧圈的支撑能力-衡量支架的稳定性和移位效应1212“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable13开环 vs. 闭环13“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable14毛刺现象和打折现象毛刺现象：Gator-Backing，指支架被置于弯曲解剖处时，网丝向外扩张/伸出的趋势。类似鳄鱼背脊。打折现象：支架的弯曲能力，弯曲能力差支架容易在弯曲处发生打折现象，容易造成血管的闭塞14“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable15支架短缩？支架释放/撑开前后轴向上长度的差异所有支架都有一定程度的短缩取决于支架的材质和设计对支架的精确释放有重要的意义，但.如果支架可以完全回收重新放置，20%的短缩率是可以接受的(如SolitaireAB)如果支架不能回收和重新放置，就需要有更低的短缩率15“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable16金属/血管比？在覆盖支架的血管部位，支架的金属表面积/血管表面积该指标目前尚不能用于反映颅内支架的性能低金属/血管比可能降低管壁的不良反应。16“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable17潜在并发症1支架内再狭窄（支架内再狭窄（In-stentrestenosis）:狭窄是血管腔的变窄或阻塞。当支架植入血管后，血管壁的内皮被损伤，机体对损伤进行一系列主动修复。虽然此种修复是必要的，但在一些情况下，这种修复可能过度-过度的修复可能导致疤痕组织在支架内聚集，导致血管腔的狭窄或阻塞，这称为“支架内再狭窄”。可能导致脑缺血性损伤。17“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable18潜在并发症2血栓（血栓（thrombosis）:支架植入后，可能导致血栓形成。-急性、亚急性-迟发型可能导致脑缺血性卒中。18“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable19潜在并发症3支架移位支架移位边支闭塞边支闭塞其他其他.19For ev3 Inc. Presentation Use Only Not for DistributionCR00076 International Sales Training“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” Fully Deployed. Completely RetrievableSolitaireAB产品信息“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable21*Not approved for sale in the United States. Internal Use onlyFor ev3 Inc. Presentation Use Only Not for Distribution2121“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable22产品结构图解脱点解脱点推送导丝推送导丝导入鞘导入鞘全长全长有用长度有用长度远端标记远端标记近端标记近端标记Internal Use onlyFor ev3 Inc. Presentation Use Only Not for Distribution22 22“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely RetrievableSolitaire AB的产品特点2323“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable24输送推送导丝:0.016”的推送导丝，同弹簧圈的推送一样简便微导管4mm支架使用0.021”Rebar6mm支架使用0.027”Rebar输送和释放可一人操作可用于远端和迂曲的血管24“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable25产品型号至少保证支架释放后能够覆盖瘤颈两端各4mm的距离，即有用长度至少超出瘤颈宽度8mm25“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable26支架短缩短缩主要发生在尺寸较大的血管里SolitaireAB的短缩主要发生在近端有用长度不发生短缩回收区是发生短缩的主要位置，释放后先确保支架远端准确覆盖了动脉瘤远端4mm，释放，瘤颈近端也可以达到4mm的覆盖。26“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely RetrievableSolitaireAB支架重叠-4mm27支架重叠的中点正对支架近端标记.27“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable28SolitaireAB支架重叠-6mm28“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable29支架网眼重叠试验1st释放C0.991.691.340.250.671.450.95Cell A0.65Cell BCell CAB29“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable30支架网眼重叠试验2nd释放ACB0.721.100.95Cell A0.340.820.911.151.441.77Cell BCell C30“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable31支架网眼重叠试验3rd释放ABC0.430.970.97Cell A0.320.610.69Cell B1.771.902.62Cell C31“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable32解脱SolitaireAB使用NDS-2解脱盒电解脱.解脱时:轻微回撤微导管，暴露解脱点保持微导管在解脱点近端1-2mm处可以在填圈前或后解脱32For ev3 Inc. Presentation Use Only Not for DistributionCR00076 International Sales Training“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” Fully Deployed. Completely Retrievable支架操作过程“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable34器械尺寸选择根据病变情况参考说明书选择SOLITAIREAB及微导管:SolitaireAB与Rebar配合使用支架尺寸1）直径：参考目标血管节段的近端、远端的较大直径尺寸2）长度：需要保证其有用长度能够覆盖动脉瘤颈两端各4mm的距离。34“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable操作动画（可替代操作图示）.ProductSolitaire ABSolitaire_AB.exe3535For ev3 Inc. Presentation Use Only Not for DistributionCR00076 International Sales Training“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” Fully Deployed. Completely Retrievable解脱使用NDS-2解脱盒CR00049 Rev.BNot available for sale in the United States“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable解脱原理 Covidien | 17 September 2024 | Confidential44 |InsertionNeedle（钢针）SolitaireABDetachmentZone（支架解脱点）解脱点的金属结构在外部电流到达、然后离开的过程中发生电解腐蚀。如SolitaireAB的电流途径是：电流从解脱盒发出，到达支架解脱点；支架解脱点发生电解腐蚀；然后电流通过导电途径到达钢针。完整的电流回路是解脱的必要条件)（虽然钢针也接收到电流，但是由于有一定的保护，所以结构上不会受到影响）促进电流运动的因素：1.盐水冲洗2.肌肉（+）（-）44“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable45解脱盒参数电压(9V)电流1mA按钮：StopStartOnTimer显示解脱过程正消耗的时间(分.秒).最长解脱时间:2分钟CR00049 Rev.BNot available for sale in the United StatesThis is picture of NDS-145“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable46配件连接线:-1副消毒针(20Gor22G)CR00049 Rev.BNot available for sale in the United States46“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable47Detachment ZoneDetachment ZoneDetachment ZonePushPushWireWireIntroducerIntroducerSheathSheathTotal LengthTotal LengthUsable LengthUsable LengthDistal MarkersDistal MarkersProximal MarkerProximal MarkerInternal Use onlyFor ev3 Inc. Presentation Use Only Not for Distribution47 Electrolytic DetachmentCR00049 Rev.BNot available for sale in the United States47“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable48准备和检测使用新电池:电池指示灯常亮：电量足够电池指示灯闪烁：更换电池将连接线接头插到解脱盒上，并旋紧确保连好。打开开关On,听到一短提示音检测：按Stop钮，所有数字显示8.CR00049 Rev.BNot available for sale in the United States48“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable49患者与器械的连接患者患者将消毒针插在肩膀(或腹股沟处)将“黑线”卡在钢针上。Solitaire将“红线红线”卡在支架推送导丝的近端无PTFE涂层处暴露解脱点（确保微导管暴露解脱点（确保微导管未覆盖未覆盖支架解脱点）。支架解脱点）。CR00049 Rev.BNot available for sale in the United States49“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable50解脱按“Start”开始解脱电压框显示解脱电压(0.0to9.9volts).如果电压显示0.0伏,可能有短路存在，请重新检查连接如解脱成功，则：解脱盒发出周期性重复的报警声“Detach”灯常亮或解脱2分钟后，解脱盒发出周期性重复的报警声.ProductSolitaireABSolitaire_AB.exeCR00049 Rev.BNot available for sale in the United States50“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable操作动画.ProductSolitaire ABSolitaire_AB.exe5151“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable52成功的支架释放Detached StentDetached StentCR00049 Rev.BNot available for sale in the United States52“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable53SOLITAIREAB的输送与输送弹簧圈一样简便，最小使用ID0.021”的微导管输送。柔软性好，易于通过迂曲的血管。使用简便支架应用53“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable54支架应用Distal Distal markersmarkersProximal Proximal markermarker辅助支撑弹簧圈贴壁性好贴壁性好径向支撑力好可视性佳54“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable磁共振成像相容性 17 September 2024 | Confidential55 |55For ev3 Inc. Presentation Use Only Not for DistributionCR00076 International Sales Training“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” Fully Deployed. Completely Retrievable异议处理CR00049 Rev.BNot available for sale in the United States“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable57防止填圈过程中支架解脱假阳性解脱（未解脱）假阴性解脱（解脱了）CR00049 Rev.BNot available for sale in the United States57“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable58防止填圈过程中支架解脱如希望在填圈后解脱支架，则手术过程中可以:用微导管覆盖支架解脱点在解脱弹簧圈时，用干布覆盖推送导丝近端（体外）-如果导丝交叉可能出现交叉电流，导致支架过早解脱。避免推送导丝交叉避免推送导丝交叉干布覆盖支架推送导丝干布覆盖支架推送导丝CR00049 Rev.BNot available for sale in the United States58“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable59假阳性解脱（未解脱）解脱盒已经报警显示解脱，但实际上未解脱CR00049 Rev.BNot available for sale in the United States59“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable解脱的优化方法：解脱前：解脱前：消毒针插在患者消毒针插在患者肩膀或颈部肩膀或颈部。在针头处滴几滴生理盐水。在针头处滴几滴生理盐水。消毒针插在消毒针插在肌肉层肌肉层里。里。使用使用9V新电池新电池。使用使用新电解线新电解线。6060“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable优化方法：解脱中：确保微导管中持续快速滴注生理盐水避免消毒针插在脂肪层支架近端标记与微导管远端标记之间距离2mm支架推送导丝近端在干燥的操作台表面确保卸掉微导管与支架推送导丝上的力量6161“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable国外医生经验方法：针头处滴几滴生理盐水按Stop重置，按Start再次解脱换用BSC的解脱器6262“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable63假阴性释放（解脱了）医生看到支架解脱但解脱盒10秒后仍未报警(解脱盒设定程序为解脱后5秒报警）:建议等待解脱时间至2分钟，透视下辨别CR00049 Rev.BNot available for sale in the United States63For ev3 Inc. Presentation Use Only Not for DistributionCR00076 International Sales Training“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” Fully Deployed. Completely Retrievable中断解脱CR00049 Rev.BNot available for sale in the United States“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable65中断解脱并继续解脱按“STOP”可以中断“timer”停止计时电流(0.0mA)和电压(“-.-”)被切断.重新开始请短按( will have to jail the catheterPotential of coil herniationComparison:Solitaire AB maintains better wall apposition than Enterprise and Neuroform97“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable98Gator-BackingNeuroform3 3.5x20Leo 3.5x25Solitaire AB 4x20Enterprise 4.5x22Wingspan 3.5x1598“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable99KinkingSolitaire AB 4x20Enterprise 4.5x22Leo 3.5x25Neuroform3 3.5x20Wingspan 3.5x1599“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable100Gator-Backing and KinkingFor some physicians this is important, for others it is nice-to-know though wouldnt stop them from using a stent they like.Clinical relevance:May result in coil herniationUnlikely that kinking will result in vessel occlusion, though it might limit catheter accessComparison:Gator-backing and kinking not observed in Solitaire AB and Enterprise100“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable101Stent Cell Area101“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable102Stent Cell Size102“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable103Cell area and sizePhysicians would like to know both dataClinical relevance:Want to know whole area for potential coil herniationThe size is important for catheter size to be able to go thruComparison:Able to place a 3 mm stent through Solitaire AB for bifurcation / Y-stenting, while other stents have much smaller cell sizeA catheter diameter of 3 mm can cross Solitaire, while a catheter diameter of 1.3 mm can cross the Enterprise.The largest catheter that can pass through in Solitaire is 8F. This is larger than most devices used in neurovascular intervention.Solitaire AB cell length is similar to Enterprise, though Solitaire is twice as wide, therefore cell area of Solitaire is twice as large.103“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable104Working area foreshorteningWorking area of Solitaire AB does not foreshorten104“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable105Delivery methodSolitaire AB:Device attached to pushwire, loaded into a sheath. Pushed through entire catheter. Electrolytic detachment.Enterprise:Device is loaded into a sheath, loaded over the guidewire and pushed through the entire catheter. Device is released from the guidewire when released from the catheter.Neuroform and Wingspan:Device loaded over polymer tube and preloaded at tip of catheter. Guidewire access through polymer tube. Device is released when catheter is pulled back.Leo:Device hooked onto pushwire, loaded into a sheath. Pushed through entire catheter. Device detaches when pushwire tip exits catheter and unhooks from device.105“Confidential, For Internal ev3, Inc. Use Only, Do Not Distribute”“Not approved for sale in the United States” CR00076 International Sales TrainingFully Deployed. Completely Retrievable106Delivery methodClinical relevance:Solitaire AB is easy to use, delivers like a coil, no extra steps needed. Disadvantage is potential loss of guidewire access.Stent needs to be able to be delivered at the right placeComparison:Physicians will choose stents based on aneurysm size and location, stent and delivery characteristics. It is important to understand of your physician what he takes into configuration and how Solitaire will work in his practice.106若有不当之处，请指正，谢谢！131