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    • 2. 发明授权
    • Lead with polymeric tubular liner for guidewire and stylet insertion
    • 带有用于导丝和通孔插入的聚合物管状衬垫
    • US06456890B2
    • 2002-09-24
    • US09797531
    • 2001-02-28
    • Anne M. PiancaGene A. BornzinChristopher R. JenneyKevin L. MorganSheldon Williams
    • Anne M. PiancaGene A. BornzinChristopher R. JenneyKevin L. MorganSheldon Williams
    • A61N100
    • A61N1/056
    • An implantable lead for electrical stimulation of the body includes an elongated multi-lumen tube with a distal tip electrode having a longitudinally extending central bore. A cable conductor is received in one lumen of the multi-lumen tube for electrical connection to the tip electrode and an elongated polymeric tubular liner having a coefficient of friction in the range of 0.01 to 0.20 is received in another lumen of the multi-lumen tube generally aligned with the bore of the distal tip electrode for freely receiving a guidewire through the tubular liner and through the bore of the distal tip electrode. An electrically conductive proximal pin is attached to the multi-lumen tubing distant from the tip electrode and, in one embodiment, the cable conductor and the proximal end of the polymeric tubular liner are attached to the proximal pin. Initially, the guidewire is implanted into the body along a desired trajectory. With the polymeric tubular liner inserted, first the distal tip electrode, then the remainder of the multi-lumen tube, are slid onto the guidewire such that the guidewire slidably advances within the polymeric tubular liner. Thereupon, the multi-lumen tube is advanced along the guidewire until a desired site is achieved and the guidewire is removed from the body and the multi-lumen tube. In another embodiment, the distal tip electrode has no central bore but the elongated polymeric tubular liner is axially aligned with the distal tip electrode for freely receiving a stylet which is attached with the distal tip electrode.
    • 用于电刺激身体的可植入引线包括细长的多腔管,其具有具有纵向延伸的中心孔的远端尖端电极。 电缆导体容纳在多腔管的一个内腔中,用于电连接到尖端电极,并且具有在0.01至0.20范围内的摩擦系数的细长聚合物管状衬垫被容纳在多腔管的另一内腔中 通常与远侧末端电极的孔对准,用于自由地接收穿过管状衬垫的导丝并且穿过远端尖端电极的孔。 导电近端针连接到远离尖端电极的多腔管,并且在一个实施例中,电缆导体和聚合物管状衬垫的近端附接到近端针。 最初,导线沿着期望的轨迹植入体内。 在插入聚合物管状衬垫的情况下,首先将远侧末端电极,然后多腔管的其余部分滑动到导丝上,使得导丝可在聚合物管状衬垫内滑动地前进。 于是,多腔管沿着导丝线前进,直到达到所需的位置,导线从主体和多管腔管中取出。 在另一个实施例中,远端尖端电极没有中心孔,但是细长的聚合物管状衬套与远端尖端电极轴向对齐,用于自由接收与远侧末端电极连接的探针。
    • 3. 发明授权
    • Lead with polymeric tubular liner for guidewire and stylet insertion
    • 带有用于导丝和通孔插入的聚合物管状衬垫
    • US06456889B2
    • 2002-09-24
    • US09797281
    • 2001-02-28
    • Anne M. PiancaGene A. BornzinChristopher R. JenneyKevin L. MorganSheldon Williams
    • Anne M. PiancaGene A. BornzinChristopher R. JenneyKevin L. MorganSheldon Williams
    • A61N1100
    • A61N1/056A61N2001/0585
    • An implantable lead for electrical stimulation of the body includes an elongated multi-lumen tube with a distal tip electrode having a longitudinally extending central bore. A cable conductor is received in one lumen of the multi-lumen tube for electrical connection to the tip electrode and an elongated polymeric tubular liner having a coefficient of friction in the range of 0.01 to 0.20 is received in another lumen of the multi-lumen tube generally aligned with the bore of the distal tip electrode for freely receiving a guidewire through the tubular liner and through the bore of the distal tip electrode. An electrically conductive proximal pin is attached to the multi-lumen tubing distant from the tip electrode and, in one embodiment, the cable conductor and the proximal end of the polymeric tubular liner are attached to the proximal pin. Initially, the guidewire is implanted into the body along a desired trajectory. With the polymeric tubular liner inserted, first the distal tip electrode, then the remainder of the multi-lumen tube, are slid onto the guidewire such that the guidewire slidably advances within the polymeric tubular liner. Thereupon, the multilumen tube is advanced along the guidewire until a desired site is achieved and the guidewire is removed from the body and the multi-lumen tube. In another embodiment, the distal tip electrode has no central bore but the elongated polymeric tubular liner is axially aligned with the distal tip electrode for freely receiving a stylet which is attached with the distal tip electrode.
    • 用于电刺激身体的可植入引线包括细长的多腔管,其具有具有纵向延伸的中心孔的远端尖端电极。 电缆导体容纳在多腔管的一个内腔中,用于电连接到尖端电极,并且具有在0.01至0.20范围内的摩擦系数的细长聚合物管状衬垫被容纳在多腔管的另一内腔中 通常与远侧末端电极的孔对准,用于自由地接收穿过管状衬垫的导丝并且穿过远端尖端电极的孔。 导电近端针连接到远离尖端电极的多腔管,并且在一个实施例中,电缆导体和聚合物管状衬垫的近端附接到近端针。 最初,导线沿着期望的轨迹植入体内。 在插入聚合物管状衬垫的情况下,首先将远侧末端电极,然后多腔管的其余部分滑动到导丝上,使得导丝可在聚合物管状衬垫内滑动地前进。 于是,多根管沿引导线前进,直到达到所需的位置,导线从主体和多管腔中取出。 在另一个实施例中,远端尖端电极没有中心孔,但是细长的聚合物管状衬套与远端尖端电极轴向对齐,用于自由接收与远侧末端电极连接的探针。
    • 4. 发明授权
    • Implantable cardiac single pass coronary sinus lead for providing pacing and defibrillation and method of manufacture
    • 可植入心脏单程冠状动脉窦导管用于提供起搏和除颤及其制造方法
    • US06490489B2
    • 2002-12-03
    • US09771505
    • 2001-01-26
    • Gene A. BornzinAnne M. PiancaKevin L. MorganJohn R. HellandJoseph J. Florio
    • Gene A. BornzinAnne M. PiancaKevin L. MorganJohn R. HellandJoseph J. Florio
    • A61N105
    • A61N1/056
    • A single chronic implantable cardiac lead for use in the coronary sinus region of the heart provides both atrial and ventricular pacing and defibrillation therapy. The lead includes an elongated lead body having a distal end and a proximal end, a first electrode assembly including a ventricular pacing electrode and a ventricular defibrillation at the distal end, a second electrode assembly proximal to the first electrode assembly including at least one atrial pacing electrode and an atrial defibrillation electrode, and a further defibrillation electrode proximal to the second electrode assembly. The electrode assemblies and further defibrillation electrode are spaced apart so that when the lead is implanted within the coronary sinus region of the heart with the first electrode assembly adjacent the left ventricle, the second electrode assembly is adjacent the left atrium and the further defibrillation electrode is within the right atrium and/or the superior vena cava.
    • 用于心脏冠状静脉窦区域的单一慢性可植入心脏线可提供心房起搏和除颤治疗。 引线包括具有远端和近端的细长引线主体,包括心室起搏电极和在远端处的心室除颤的第一电极组件,靠近第一电极组件的第二电极组件,包括至少一个心房起搏 电极和心房除颤电极,以及靠近第二电极组件的另外的除颤电极。 电极组件和另外的除颤电极间隔开,使得当铅被植入心脏的冠状窦区域内时,第一电极组件邻近左心室,第二电极组件邻近左心房,另外的除颤电极 在右心房和/或上腔静脉内。