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    • 1. 发明授权
    • One-piece biocompatible absorbable rivet and pin for use in surgical procedures
    • 一体式生物相容性可吸收铆钉和针脚用于外科手术
    • US06846313B1
    • 2005-01-25
    • US09667729
    • 2000-09-22
    • Laurel L. RogersMariann SayerDavid W. OverakerShawn T. HuxelKevin CooperDennis D. JamiolkowskiJoseph R. Thomas
    • Laurel L. RogersMariann SayerDavid W. OverakerShawn T. HuxelKevin CooperDennis D. JamiolkowskiJoseph R. Thomas
    • A61B17/58A61B17/68A61B17/56
    • A61B17/68
    • A bioabsorbable rivet and pin fastener is formed as an elongated unit that may be used for anchoring, or for attachment of a fixation plate. The rivet has a head mechanically connected to two or more legs that extend generally distally from the head and may flex outwardly from a central rivet axis. The pin is integral with the rivet and oriented along the central axis by a connection such as a web or a plurality of braces, forming an integral, aligned, one-piece assembly that may, for example, be molded as a single piece. The connection breaks under force as the pin is driven into the rivet, so that the pin contacts internal surfaces of the legs and pushes the legs outward into frictional engagement with the surrounding bone. The one-piece assembly may be formed in a gated mold having a central pin with a relief passage that defines the braces between upper and lower portions of the rivet. The braces so formed at the weld line readily part from the mold, and are easily sheared when the pin is advanced during installation of the rivet.
    • 生物可吸收的铆钉和销紧固件形成为可用于锚定或用于附接固定板的细长单元。 铆钉具有机械连接到两个或更多个腿的头部,该两个或多个腿部从头部大致向远侧延伸并且可以从中心铆钉轴线向外弯曲。 该销与铆钉成一体并且通过诸如幅材或多个支架的连接件沿着中心轴线定向,形成整体的,对齐的整体式组件,其可以例如被模制成单件。 当销被驱动到铆钉中时,连接断裂,使得销接触腿的内表面并向外推动腿与周围的骨摩擦接合。 一体式组件可以形成在具有中心销的门控模具中,该中心销具有在铆钉的上部和下部之间限定支架的释放通道。 在焊接线处形成的支架容易地与模具成一部分,并且在铆钉安装期间当销前进时容易剪切。
    • 6. 发明授权
    • Utilization of biocompatible adhesive/sealant materials for securing
surgical devices
    • 利用生物相容的粘合剂/密封剂材料来固定外科手术器械
    • US5550172A
    • 1996-08-27
    • US385015
    • 1995-02-07
    • Donald W. RegulaKevin CooperMichael F. BregenShawn T. HuxelDaniel C. Rosenman
    • Donald W. RegulaKevin CooperMichael F. BregenShawn T. HuxelDaniel C. Rosenman
    • A61L24/00A61L24/02A61L24/04A61L24/06A61L27/00C08K5/10A61B17/56A61B17/58C01B15/16
    • A61L24/046A61L24/02A61L24/06
    • A process for enhancing the security of implantable surgical devices secured to bone tissue comprising implanting in bone tissue a surgical device with a biocompatible adhesive and/or sealant selected from the group consisting of: p1 (a) a material made from monomers of the formula:CHR.sup.1 .dbd.CX.sup.1 Y.sup.1 wherein X.sup.1 and Y.sup.1 are each strong electron withdrawing groups, and R.sup.1 is hydrogen or, provided that X.sup.1 and Y.sup.1 are both cyano groups, a C.sub.1 -C.sub.4 alkyl group;(b) a semi-crystalline aliphatic poly(ester) of the formula:[--0--R.sup.11 --C(0)--].sub.y, wherein R.sup.11 is selected from the group consisting of --CR.sup.12 H--, --(CH.sub.2).sub.3 --0--, --CH.sub.2 --CH.sub.2 --O--CH.sub.2 --, CR.sub.12 H--CH.sub.2, --(CH.sub.2).sub.4 --, --(CH.sub.2).sub.z --O--C(O)-- and --(CH.sub.2).sub.z --C(O)--CH.sub.2 --; R.sup.12 is hydrogen or methyl; z is an integer in the range of from 1 to 7 and y is an integer in the range of from about 10 to about 20,000; and(c) a slurry of water and a calcium containing compounds with the general formula:M.sup.2+.sub.10-n N.sup.1+.sub.2n (WO.sub.4.sup.3-).sub.6 mU.sup.2- where n is an integer from 1 to 10, and m is 2 when x is 1, or m is 1 when x is 2, M and N are alkali or alkaline earth metals; WO.sub.4 is an acid radical and w is phosphorus, vanadium, sulfur, silicon, or is substituted in whole or part with carbonate (CO.sub.3.sup.2-); and U is a halide, hydroxide, or carbonate; provided in an amount effective to increase the amount of force necessary to remove the implanted surgical device. Additionally provided is a surgical device that is at least partially coated with at least one biocompatible adhesive and/or sealant.
    • 一种用于增强固定到骨组织的可植入手术装置的安全性的方法,包括在骨组织中植入具有选自以下的生物相容性粘合剂和/或密封剂的手术装置:p1(a)由下式的单体制成的材料: CHR1 = CX1Y1,其中X1和Y1各自是强吸电子基团,R1是氢,或者X1和Y1都是氰基,C1-C4烷基; (b)下式的半结晶脂族聚(酯):[-0-R11-C(O) - ] y,其中R11选自-CR12H - , - (CH2)3-0 - , - CH 2 - (CH 2)4 - , - (CH 2)z OC(O) - 和 - (CH 2)z C(O) R 12是氢或甲基; z是1至7的整数,y是约10至约20,000的整数; 和(c)水和含钙化合物的浆料,通式为:M2 + 10-nN1 + 2n(WO43-)6mU2-其中n为1至10的整数,当x为1时,m为2, 或当x为2时m为1,M和N为碱金属或碱土金属; WO4是酸基,w是磷,钒,硫,硅,或全部或部分被碳酸酯(CO32-)取代; U是卤化物,氢氧化物或碳酸盐; 提供有效量以增加去除植入的手术装置所需的力的量。 另外提供了至少部分地涂覆有至少一种生物相容性粘合剂和/或密封剂的手术装置。
    • 10. 发明授权
    • Brachytherapy cartridge including absorbable and autoclaveable spacer
    • 近距离放射治疗药筒包括可吸收和可高压灭菌的间隔物
    • US06648811B2
    • 2003-11-18
    • US09780437
    • 2001-02-09
    • Thomas J. SierocukNicholas M. PopadiukJohn J. KarlShawn T. Huxel
    • Thomas J. SierocukNicholas M. PopadiukJohn J. KarlShawn T. Huxel
    • A61M3600
    • A61M37/0069A61N5/1007A61N5/1027A61N2005/101A61N2005/1023
    • The present invention is directed to a brachytherapy seed delivery system which includes a seed cartridge including a central channel, a plurality of brachytherapy seeds disposed within the central channel and a plurality of absorbable, dimensionally stable spacers disposed within the central channel. The present invention is further directed to a method of loading a brachytherapy seed delivery system including the steps of: providing a seed cartridge including a central channel, seeds and spacers as described above; connecting the brachytherapy seed cartridge to a brachytherapy needle including a cannula; and forcing the seeds out of the brachytherapy seed cartridge into the cannula. The present invention is further directed to an improved brachytherapy method including inserting the brachytherapy needle of the brachytherapy seed delivery system recited above into a human organ; and forcing the seeds and the spacer through the cannula of the brachytherapy needle and into the human organ.
    • 本发明涉及一种近距离放射治疗种子递送系统,其包括种子筒,其包括中央通道,设置在中心通道内的多个近距离放射治疗种子和设置在中心通道内的多个可吸收的尺寸稳定的间隔物。 本发明还涉及一种装载近距离放射治疗种子递送系统的方法,包括以下步骤:提供包括如上所述的中心通道,种子和间隔物的种子仓; 将近距离放射治疗种子柱连接到包括插管的近距离放射治疗针; 并将种子从近距离放射治疗种子柱推入插管中。 本发明进一步涉及一种改进的近距离放射治疗方法,包括将上述近距离放射治疗种子递送系统的近距离放射治疗针插入人体器官; 并迫使种子和间隔物通过近距离放射治疗针的插管进入人体器官。