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    • 61. 发明授权
    • Metallic cardiac support device
    • 金属心脏支持装置
    • US07025719B2
    • 2006-04-11
    • US10809961
    • 2004-03-26
    • Clifton A. AlfernessJai Shankar RamanJohn Melmouth Power
    • Clifton A. AlfernessJai Shankar RamanJohn Melmouth Power
    • A61F2/04A61B19/00
    • A61F2/2481A61F2002/0068
    • A jacket of biological compatible material has an internal volume dimensioned for an apex of the heart to be inserted into the volume and for the jacket to be slipped over the heart. The jacket has a longitudinal dimension between upper and lower ends sufficient for the jacket to surround a lower portion of the heart with the jacket surrounding a valvular annulus of the heart and further surrounding the lower portion to cover at least the ventricular lower extremities of the heart. The jacket is adapted to be secured to the heart with the jacket surrounding at least the valvular annulus and the ventricular lower extremities. The jacket is adjustable on the heart to snugly conform to an external geometry of the heart and assume a maximum adjusted volume for the jacket to constrain circumferential expansion of the heart beyond the maximum adjusted volume during diastole and to permit unimpeded contraction of the heart during systole.
    • 生物相容材料的护套具有尺寸设计用于心脏顶点的内部容积,以将其插入体积中并使护套滑过心脏。 护套具有在上下端之间的纵向尺寸,足以使护套围绕心脏的下部围绕心脏的瓣膜环并且进一步围绕下部以至少覆盖心脏的心室下端 。 护套适于固定在心脏上,护套至少围绕瓣膜环和心室下肢。 护套在心脏上是可调节的,以贴合地符合心脏的外部几何形状,并假设护套的最大调节体积以约束舒张期心脏超过最大调节体积的周向扩张,并允许心脏收缩期间不受阻碍的收缩 。
    • 65. 发明授权
    • Method of reducing lung size
    • 减少肺大小的方法
    • US06258100B1
    • 2001-07-10
    • US09686204
    • 2000-10-10
    • Clifton A. AlfernessRichard Y. LinWilfred E. Jaeger
    • Clifton A. AlfernessRichard Y. LinWilfred E. Jaeger
    • A61F1100
    • A61F2/04A61B17/12104A61B17/12172A61F2/24A61F2002/043
    • A device, system, and method provides for lung size reduction by permanently collapsing at least a portion of a lung. The lung portion may be collapsed by obstructing the air passageway which communicates the lung portion to be collapsed. The air passageway may be obstructed by an obstructing member which precludes airflow in either direction or with a one-way valve which permits air to be exhaled from the lung portion while precluding air from being inhaled into the lung portion. In addition, a vacuum may be pulled within the lung portion to be collapsed for collapsing the lung portion and while the lung portion is collapsed the obstructing member may be placed in the air passageway to maintain the lung portion in a permanently collapsed state.
    • 装置,系统和方法通过永久地塌缩至少一部分肺而提供肺尺寸减小。 肺部分可以通过阻塞连通待收缩的肺部分的空气通道而折叠。 空气通道可能被妨碍任何一个方向气流的阻塞构件阻塞,或者阻止空气被吸入肺部的单向阀,从而允许空气从肺部呼出。 此外,真空可以在肺部分内被拉动以被塌缩以塌陷肺部,而当肺部收缩时,阻塞构件可以放置在空气通道中,以保持肺部分处于永久塌陷状态。
    • 66. 发明授权
    • Cardiac reinforcement devices and methods
    • 心脏加强装置及方法
    • US06241654B1
    • 2001-06-05
    • US09348697
    • 1999-07-07
    • Clifton A. Alferness
    • Clifton A. Alferness
    • A61F200
    • A61F2/2481
    • The present disclosure is directed to materials, devices, and methods for treatment of cardiac conditions including, for example, cardiomyopathy and valvular insufficiency. The devices and methods are directed to constraining expansion of the heart during diastole to a predetermined limit. In one embodiment, a material of the invention is a weave material that can be applied to the heart as a wrap of a two-dimensional sheet or shaped into a jacket. A cardiac reinforcement device of the invention can be applied to the heart to constrain cardiac expansion to a predetermined limit.
    • 本公开涉及用于治疗心脏病症的材料,装置和方法,包括例如心肌病和瓣膜功能不全。 装置和方法旨在将心脏舒张期的扩张约束到预定极限。 在一个实施方案中,本发明的材料是可以作为二维片的包裹物或成形为外套的心脏施加的编织材料。 本发明的心脏增强装置可以应用于心脏以将心脏扩张限制到预定极限。
    • 67. 发明授权
    • Atrial defibrillator and method for providing pre-cardioversion warning
    • 心房除颤器及提供心律前期警示的方法
    • US5332400A
    • 1994-07-26
    • US996656
    • 1992-12-24
    • Clifton A. Alferness
    • Clifton A. Alferness
    • A61N1/39A61B5/04
    • A61N1/3925A61N1/395
    • An implantable atrial defibrillator provides cardioverting electrical energy to the atria of a patient's heart in need of cardioversion and a precardioversion warning to the patient. The atrial defibrillator includes a detector for detecting atrial activity of the patient's heart, and an atrial fibrillation detector responsive to the atrial activity detector for determining when the atria of the patient's heart are in need of cardioversion. A cardioverter responsive to the atrial fibrillation detector, applies warning electrical energy to the atria of the patient's heart when the atria are in need of cardioversion and thereafter applies cardioverting electrical energy to the atria. The warning electrical energy is of insufficient quantity to intentionally cardiovert the atria but of sufficient quantity so as to be discernable by the patient.
    • 可植入心房除颤器为需要心脏复律的患者心脏的心房提供心脏转复电能,并向患者提供预防心律失常警告。 心房除颤器包括用于检测患者心脏的心房活动的检测器,以及响应于心房活动检测器的心房颤动检测器,用于确定患者心脏的心房何时需要心脏复律。 响应于心房颤动检测器的心律转复器在心房需要心脏复律时向患者心脏的心房施加警告电能,然后将心电转移电能施加到心房。 预警电能数量不足以故意心跳心房但足够数量,以便患者辨别。