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    • 1. 发明申请
    • Surgical devices for imposing a negative pressure to stabilize the cardiac tissue during surgery
    • 用于在手术期间施加负压以稳定心脏组织的手术装置
    • US20070149844A1
    • 2007-06-28
    • US11709392
    • 2007-02-21
    • Federico BenettiRobert MathenyCharles Taylor
    • Federico BenettiRobert MathenyCharles Taylor
    • A61F2/00A61F13/00
    • A61B17/0218A61B17/00A61B90/40A61B2017/00243A61B2017/00703A61B2017/0243A61B2017/306A61B2017/3488
    • The invention is devices and techniques which use a negative (suction) pressure or vacuum, applied through a surgical instrument, to fix the position of a portion of the surface of a beating heart so that a surgical procedure can be more easily performed. The devices apply a negative pressure at several points on the outer surface of the heart such that a portion of the heart is fixed in place by the suction imposed through the surgical instrument. Because the instrument fixes the position of the tissue, and because the instruments remain at a constant distance from the particular portion of the heart where the surgery is being performed, the device may also serve as a support or platform so that other surgical instruments or devices can be advantageously used at the site. In certain preferred embodiments, the devices described herein have structures to facilitate the use of additional surgical instruments such that the placement of negative pressure device permit the surgeon to advantageously manipulate the other instruments during surgery. The negative pressure is preferably imposed through a plurality of ports which may be disposed in a substantially planar surface of the instrument which contacts the cardiac tissue.
    • 本发明是使用通过外科器械施加的负(吸力)压力或真空来固定跳动心脏表面的一部分的位置使得外科手术可以更容易地进行的装置和技术。 这些装置在心脏的外表面上的几个点处施加负压,使得心脏的一部分通过通过手术器械施加的抽吸被固定就位。 因为仪器固定组织的位置,并且因为仪器保持与正在执行手术的心脏的特定部分恒定的距离,所以该装置还可以用作支撑或平台,使得其它手术器械或装置 可以有利地在现场使用。 在某些优选实施例中,本文所述的装置具有便于使用额外外科器械的结构,使得负压装置的放置允许外科医生在手术期间有利地操纵其他器械。 负压优选通过多个端口施加,所述多个端口可以设置在与心脏组织接触的仪器的基本平坦的表面中。
    • 2. 发明申请
    • Compositions for reconstruction, replacement or repair of intracardiac tissue
    • 用于重建,置换或修复心内组织的组合
    • US20070014869A1
    • 2007-01-18
    • US11334631
    • 2006-01-18
    • Robert Matheny
    • Robert Matheny
    • A61K35/38A61K35/37
    • A61K48/00A61K9/0019A61L27/3633A61L27/367A61L27/3683A61L27/3873A61L2400/06A61L2430/20
    • The invention is to a composition for reconstruction, replacement or repair of a defect in or dsmage to intracardiac tissue comprising a patch, emulsion, injectable solution or other composition comprising extracellular matrix. As extracellular matrix can assimilate with the intracardiac tissue to help generate healthy functioning tissue, using extracellular matrix to address a defect in intracardiac tissue can obviate the need for second or subsequent open heart surgeries, or if the composition can be delivered in a minimally invasive medical procedure, can obviate the need for open heart surgery altogether. Conduction of the intracardiac tissue may also be restored using extracellular matrix material to reconstruct, replace or repair the damaged intracardiac tissue.
    • 本发明涉及一种用于重组,置换或修复包括贴剂,乳剂,可注射溶液或包含细胞外基质的其它组合物在内的心脏内组织的损伤的组合物。 由于细胞外基质可以与心脏内组织同化以帮助产生健康的功能组织,所以使用细胞外基质来解决心内组织中的缺陷可以避免对第二次或随后的开放心脏手术的需要,或者如果组合物可以在微创医学中递送 程序,可以完全消除开心手术的需要。 也可以使用细胞外基质材料来恢复心脏内组织的传导,以重建,替换或修复损伤的心内组织。
    • 3. 发明授权
    • Prosthetic tissue valve
    • 假肢组织瓣膜
    • US08608796B2
    • 2013-12-17
    • US13801242
    • 2013-03-13
    • Robert Matheny
    • Robert Matheny
    • A61F2/24
    • A61F2/2412
    • A prosthetic tissue valve for aortic, pulmonary, mitral or tricuspid valve replacement is described herein. A sewing ring for use with the prosthetic tissue valve is also described. The valve can have a circumference that is a predetermined distance larger than the circumference of an annulus in a defective valve. The valve can be substantially planar in an unstressed position before attachment at the annulus and substantially non-planar upon attachment in a biased position at the annulus. Methods are provided for placing the valve as described herein in the biased position within the annulus of the defective valve.
    • 本文描述了用于主动脉,肺,二尖瓣或三尖瓣置换的假体组织瓣膜。 还描述了与假肢组织瓣一起使用的缝合环。 阀可以具有比缺陷阀中的环的圆周大的预定距离的圆周。 在连接到环形空间之前,阀可以在非受压位置处基本上是平面的,并且在环形偏压位置处附接时基本上不平面。 提供了用于将如本文所述的阀放置在有缺陷阀的环形空间内的偏置位置的方法。