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    • 6. 发明授权
    • Portable and modular cardiopulmonary bypass apparatus and associated
aortic balloon and associated method
    • 便携式和模块化的心肺旁路装置及相关主动脉球囊及相关方法
    • US5906588A
    • 1999-05-25
    • US909380
    • 1997-08-11
    • Peter SafarS. William StezoskiMiroslav Klain
    • Peter SafarS. William StezoskiMiroslav Klain
    • A61F2/958A61M1/10A61M1/16A61M1/36A61M25/00A61M25/04A61M31/00
    • A61M25/1011A61M1/3621A61M1/3647A61M1/101A61M1/1698A61M1/3666A61M2025/1015A61M2025/1052A61M25/0067A61M25/0069A61M25/04
    • The selective and differential perfusion method includes withdrawing blood through a cannula introduced into a patient's blood vessel. The temperature of such blood is controlled and flowed through an arterial cannula introduced into a selected arterial vessel of the patient for a sufficient time and at a sufficient flow rate to change the temperature of at least a portion of the patient's body. An aortic balloon catheter is introduced into the aorta of the patient to establish fluid communication through the catheter lumen between an external location and an aortic location which is disposed in a preferential flow relationship with a selected branch artery of the aorta leading to a selected region of the patient's body. A balloon mounted on the exterior of said aortic catheter is positioned at a balloon location spaced longitudinally from the aortic location and inflated to resist blood flow while a fluid is communicated through the catheter lumen between the external location and the aortic location. The aortic balloon catheter may further include a second lumen introduced into the aorta to establish a preferential flow relationship with a second branch artery leading to a second region of the patient's body and wherein the balloon location is disposed between the selected branch artery and the second branch artery.
    • 选择性和差异性灌注方法包括通过引入患者血管的套管取出血液。 这种血液的温度被控制并通过引入患者的选定动脉血管的动脉插管充足的时间和足够的流速来改变患者身体的至少一部分的温度。 主动脉球囊导管被引入患者的主动脉以在外部位置和主动脉位置之间通过导管腔建立流体连通,所述外部位置和主动脉位置以与主动脉的选定分支动脉优先流动关系设置, 病人的身体。 安装在所述主动脉导管的外部的球囊定位在与主动脉位置纵向间隔开的气囊位置处,并且在流体在外部位置和主动脉位置之间通过导管腔连通时充气以抵抗血液流动。 主动脉球囊导管还可包括引入主动脉的第二腔,以与通向患者身体的第二区域的第二分支动脉建立优先流动关系,并且其中球囊位置设置在所选择的分支动脉和第二分支 动脉。