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    • 35. 发明申请
    • BALLOON FOLDING TECHNOLOGY
    • 气球折叠技术
    • WO2002076700A1
    • 2002-10-03
    • PCT/US2002/009560
    • 2002-03-26
    • MACHINE SOLUTIONS, INC.KASPRZYK, Daniel, J.MOTSENBOCKER, TomGOFF, Edward
    • MOTSENBOCKER, TomGOFF, Edward
    • B29C33/26
    • A61M25/1038A61M25/1002A61M2025/1004B29C53/086
    • An apparatus for folding a catheter balloon comprises a stationary base member (22); a rotatable drive hub (23) which is moveable in relation to the stationary base member (22); and a pleating head (11) aligned with respect to the stationary base member (22) and to the rotatable drive hub (23). The pleating head (11) includes at least three segments (33), each having a proximal end and angled distal end with at least one angled side face terminating in and edge of a predetermined length. Each segment (33) has a centerline between the proximal and distal ends, each segment having a proximal point and a distal point, and the proximal point being pivotally coupled by pins to the stationary base member (22) and the distal point being pivotally coupled by pins to the rotatable hub member (23). The segments (33) are arranged so that the segment distal ends are disposed adjacent to a predetermined distance away from a central aperture.
    • 用于折叠导管球囊的装置包括固定基座构件(22); 可旋转的驱动轮毂(23),其相对于所述固定基座构件(22)可移动; 以及相对于固定基座构件(22)和可转动的驱动轮毂(23)对准的打褶头部(11)。 打褶头(11)包括至少三个段(33),每个段具有近端和成角度的远端,其中至少一个成角度的侧面终止于预定长度的边缘和边缘。 每个段(33)具有在近端和远端之间的中心线,每个段具有近端点和远端点,并且近端点通过销枢转地联接到固定基部构件(22),并且远端枢转地联接 通过销到可旋转轮毂构件(23)。 分段(33)布置成使得分段远端设置成与中心孔相隔预定距离。
    • 37. 发明申请
    • CATHETER BALLOON HAVING SELECTED FOLDING CHARACTERISTICS
    • 具有选定折叠特性的导管气泡
    • WO99025417A1
    • 1999-05-27
    • PCT/US1998/022997
    • 1998-10-30
    • A61F2/958A61M25/10
    • A61M25/1029A61M25/1002A61M25/1038A61M2025/1004A61M2025/1086
    • A balloon and method of manufacture for use in catheters for medical procedures, in particular percutaneous translumenal coronary angioplasty and other cardiovascular interventions. The balloon incorporates an inflatable membrane having a number of perpendicular ribs which have a higher resistance to collapse during deflation. A number of longitudinal ribs are provided which are preferably equidistantly spaced about a longitudinal axis and which extend between a proximal and distal end of the balloon. A number of triangular indentations are provided, wherein each triangular indentation is preferably equidistantly positioned between adjacent longitudinal ribs and each triangular indentation extends along a portion of the balloon between the proximal and distal ends. Each triangular indentation may extend through a perpendicular rib to reduce the resistance of the perpendicular rib to collapse during deflation. The number of triangular indentations enhance the collapse of the balloon from an expanded configuration to a folded configuration once the resistance of the number of perpendicular ribs to collapse has been overcome.
    • 用于医疗程序的导管的球囊和制造方法,特别是经皮冠状动脉内冠状动脉成形术和其它心血管介入。 气囊包括具有多个垂直肋的充气膜,其在放气期间具有较高的抗塌陷性。 提供了多个纵向肋,其优选地围绕纵向轴线等间隔地间隔开并且在气球的近端和远端之间延伸。 提供了许多三角形凹口,其中每个三角形凹槽优选地等距地定位在相邻的纵向肋之间,并且每个三角形凹陷沿近端和远端之间的气球的一部分延伸。 每个三角形凹口可以延伸穿过垂直肋,以减小垂直肋在放气期间的塌陷的阻力。 一旦克服了垂直肋的数量的阻力,三角形凹口的数量增加了气囊从膨胀构型到折叠构型的崩溃。
    • 38. 发明申请
    • BALLOON CATHETER AND METHOD OF PRODUCTION THEREOF
    • 气泡导管及其生产方法
    • WO99017831A1
    • 1999-04-15
    • PCT/JP1998/004539
    • 1998-10-07
    • A61F2/958A61M25/00A61M25/10A61M29/04
    • A61M25/1034A61M25/0054A61M25/1036A61M25/1038A61M2025/1061A61M2025/1093
    • A balloon catheter capable of improving re-wrapping property by preventing loosening of an inner tube after inflation of a balloon, preventing bending by easing discontinuity of rigidity at the bond portion between an outer tube and the balloon, improving advancing performance inside the blood vessel and passing performance of a constricted portion, and improving transmission property of push force by preventing a so-called "accordion phenomenon", comprising a catheter shaft (1) equipped with a double-tube structure comprising an inner tube (5) and an outer tube (4) at at least a position in the proximity of the distal end portion of the catheter and a balloon (3) disposed at the distal end portion of the catheter shaft (1), wherein a guide tube (11) having an outer diameter smaller than an inner diameter of the outer tube (4) and an inner diameter greater than an outer diameter of the inner tube (5) is disposed at at least the distal end portion of the outer tube (4) in such a manner as to constitute the double-tube with the outer tube (4), and the inner tube (5) is not fixed but is allowed to penetrate through inside of the guide tube (11) in the axial direction.
    • 一种球囊导管,其能够通过防止气囊膨胀后的内管松动而提高再包裹性,通过减轻外管与气囊之间的接合部的刚性不连续性,改善血管内的前进性能, 通过防止所谓的“手风琴现象”来提高推压力的传递性能,包括配备有包括内管(5)和外管(5)的双管结构的导管轴(1) (4)在导管的远端部分附近的至少一个位置和设置在导管轴(1)的远端部分处的气囊(3),其中,具有外径 小于外管(4)的内径,内径大于内管(5)的外径的至少直径设置在外管(4)的至少前端部 构成具有外管(4)的双管,并且内管(5)不固定,但允许其沿轴向穿过导管(11)的内部。
    • 40. 发明申请
    • BALLOON CATHETER
    • 气球导管
    • WO1998005377A1
    • 1998-02-12
    • PCT/IB1997000956
    • 1997-08-01
    • RANIER LIMITEDANDREWS, Geoffrey, ThomasSNELL, Robert, Adam
    • RANIER LIMITED
    • A61M29/02
    • A61M25/1029A61M25/1038A61M25/104A61M2025/1084
    • The present invention relates to a balloon portion for a balloon catheter (60) for radially expanding a vessel in the body of a mammal, which catheter comprises a tube portion (61) with a passage therethrough and a hollow expandable balloon portion (63) defined by a fluid impervious wall and secured to the tube portion, which balloon portion (63) can be inflated and deflated by means of a fluid passed through the passage, characterised in that: a) the wall of the balloon portion is formed from a flexible substantially fluid imperious material having reinforcing fibres formed integrally with the wall material; and b) the balloon portion (63) is preformed to the desired radial diameter at its inflated state having smaller diameter end portions and a wider diameter portion intermediate the said ends and has a substantially uniform thickness. The invention also provides a balloon catheter in which the balloon portion (63) is a balloon of the invention. The invention further provides a method for making the balloon catheter of the invention.
    • 本发明涉及一种用于在哺乳动物体内径向扩张血管的气囊导管(60)的球囊部分,该导管包括一个具有穿过其中的通道的管部分(61)和一个中空的可膨胀气囊部分(63) 通过流体不可渗透的壁并固定到管部分,该气囊部分(63)可以通过通过通道的流体膨胀和放气,其特征在于:a)气囊部分的壁由柔性 具有与所述壁材料一体形成的增强纤维的基本上流体不透明的材料; 和b)气囊部分63在其膨胀状态下被预成形为期望的径向直径,其具有较小直径的末端部分和在所述端部之间的较宽直径部分,并具有基本上均匀的厚度。 本发明还提供一种球囊导管,其中球囊部分(63)是本发明的球囊。 本发明还提供了制造本发明的气囊导管的方法。