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    • 7. 发明申请
    • METHODS AND DEVICES FOR NON-INVASIVE CEREBRAL AND SYSTEMIC COOLING
    • 非侵入性胚胎和系统冷却的方法和装置
    • US20090234325A1
    • 2009-09-17
    • US12049945
    • 2008-03-17
    • Allan RozenbergDenise Barbut
    • Allan RozenbergDenise Barbut
    • A61B18/02A61M29/02
    • A61F7/123A61M25/0023A61M25/003A61M25/0032A61M25/007A61M25/10A61M2025/0034A61M2025/0036A61M2025/1052
    • Methods for pharyngeal and cerebral cooling by delivering an ice slurry, slush or super-cooled gel to a patient's nasal cavity, oral cavity and/or throat are described. In one method, a cooling assembly is inserted into a nasal cavity through a patient's nostril. The cooling assembly includes a flexible balloon defining a chamber and a first elongate tubular member having a lumen in fluid communication with the chamber. A ice slurry having a temperature between about −5° C. and about 5° C. is delivered through the lumen of the first elongate tubular member into the chamber, wherein the flexible balloon expands to place it in contact with the nasal cavity. In another method, an expandable member is inserted through the patient's oral cavity and positioned such that when expanded it forms a low pressure seal substantially isolating the nasal and oral cavities from the patient's trachea. An ice slurry is delivered directly to the patient's nasal cavity.
    • 描述了通过向患者的鼻腔,口腔和/或喉部输送冰浆,冷浆或超冷凝胶来进行咽和脑冷却的方法。 在一种方法中,通过病人的鼻孔将冷却组件插入鼻腔。 冷却组件包括限定腔室的柔性气囊和具有与腔室流体连通的内腔的第一细长管状构件。 具有约-5℃至约5℃温度的冰浆通过第一细长管状构件的内腔被输送到腔室中,其中柔性气囊膨胀以使其与鼻腔接触。 在另一种方法中,可扩张构件插入穿过患者的口腔并定位成使得当其膨胀时,其形成基本上将鼻腔和口腔与患者气管隔离的低压密封。 将冰浆直接输送到患者的鼻腔。
    • 8. 发明授权
    • Medical device for removing thromboembolic material from cerebral
arteries and methods of use
    • 用于从脑动脉中去除血栓栓塞材料的医疗装置和使用方法
    • US6165199A
    • 2000-12-26
    • US228718
    • 1999-01-12
    • Denise Barbut
    • Denise Barbut
    • A61B17/22A61B17/00
    • A61B17/22A61B17/320758A61B2017/22067A61B2017/22082A61B2017/320716
    • The invention provides a medical device having an elongate catheter, a balloon occluder mounted on a distal end of the catheter, and optionally a chopping mechanism associated with an aspiration port of the catheter. Continuous or intermittent suction can be applied to the aspiration port which is distal to the occluder to dislodge thromboembolic material in a carotid or cerebral artery. Oxygenated blood or other fluid, which may be hypothermic, can be perfused through at least one perfusion port proximal to the occluder to maintain and augment perfusion of the collateral vasculature proximal to the occlusive lesion. The flow rate of blood or fluid can be controlled by rotating two cylindrical members. Neuroprotective agents or t-PA can also be infused distal to the occluder through the aspiration port or an infusing port. Methods of using the devices in treating patients with acute stroke or occlusive cerebrovascular disease are also disclosed.
    • 本发明提供一种医疗装置,其具有细长的导管,安装在导管的远端上的气囊闭塞器,以及可选地与导管的抽吸端口相关联的斩波机构。 连续或间歇抽吸可以施加到远离封堵器的抽吸口,以移除颈动脉或大脑动脉中的血栓栓塞材料。 氧化血液或其他可能是低温的液体可以通过靠近闭塞器的至少一个灌注口灌注,以保持和增加靠近闭塞性病变的附带血管的灌注。 可以通过旋转两个圆柱形构件来控制血液或流体的流速。 神经保护剂或t-PA也可以通过吸入口或输注口输注到封堵器的远端。 还公开了使用该装置治疗急性中风或闭塞性脑血管病患者的方法。