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    • 51. 发明申请
    • SELF-SEALING CANNULA HAVING INTEGRATED SEALS
    • 具有整体密封的自密封肛门
    • WO2005102186A1
    • 2005-11-03
    • PCT/US2005/005473
    • 2005-02-22
    • APPLIED MEDICAL RESOURCES CORPORATIONHART, Charles, C.BRUSTAD, John, R.
    • HART, Charles, C.BRUSTAD, John, R.
    • A61B17/34
    • A61B17/3462A61B17/3417A61B17/3439A61B17/3498A61B2017/2905A61B2017/3441
    • The present invention relates to a surgical access device comprising an elongate tubular member having a working channel and an axis extending between a proximal end and a distal end, a septum seal integrally formed at the distal end of the tubular member, and a zero seal disposed at the distal end of the tubular member and distal to the septum seal, the zero seal being sized and configured to seal when no instruments is in place within the working channel of the tubular member, and the zero seal being coupled to the septum seal and having properties to float with the septum seal relative to the tubular member. The tubular member may be formed from an elastomeric material. The tubular member has a wall that may be rigid or semi-rigid, and the tubular member may be reinforced with a coil along a portion of the tubular member. The tubular member may include a distal, mechanically deployable shielding portion. The zero seal may be a duckbill seal constructed with one or more intersecting sealing portions. The duckbill seal may comprise of opposing lip portions separated by a slit portion. The opposing lip portions are coated with or attached to a soft or occlusive material. The occlusive material is one of Kraton, polyurethane or the like. The occlusive lip portions allow a surgical item such as a suture to extend through the slit portion without disrupting the seal. In one aspect, the tubular member and the septum seal are molded together as a single unit and the zero seal is then bonded or fused to the septum seal. In another aspect, the tubular member, the septum seal and the zero seal are all molded together or integrally formed as a single unit. The tubular member may further comprise flexibility enhancing features to allow the tubular member to flex in response to a motion of a surgical instrument within the working channel of the tubular member.
    • 本发明涉及一种外科进入装置,其包括细长管状构件,该细长管状构件具有工作通道和在近端和远端之间延伸的轴线,一体地形成在管状构件的远端的隔膜密封件, 在管状构件的远端并且远离隔膜密封件时,零密封件的尺寸和构造被设计成在管状构件的工作通道内没有仪器就位时密封,并且零密封件联接到隔膜密封件 具有相对于管状构件以隔垫密封件浮动的性质。 管状构件可以由弹性体材料形成。 管状构件具有可以是刚性或半刚性的壁,并且管状构件可以沿着管状构件的一部分用线圈加强。 管状构件可以包括远侧机械展开的屏蔽部分。 零密封可以是由一个或多个相交的密封部分构成的鸭嘴形密封件。 鸭嘴形密封件可以包括由狭缝部分分开的相对的唇部。 相对的唇部被涂覆或附着到柔软或闭塞的材料上。 封闭材料是Kraton,聚氨酯等之一。 闭合唇部允许诸如缝合线的手术物品延伸穿过狭缝部分而不破坏密封。 在一个方面,管状构件和隔膜密封件作为单个单元一起模制,然后将零密封件粘合或熔合到隔膜密封件。 在另一方面,管状构件,隔膜密封件和零密封件全部模制在一起或整体地形成为单个单元。 管状构件还可以包括柔性增强特征,以允许管状构件响应于外科器械在管状构件的工作通道内的运动而弯曲。
    • 52. 发明申请
    • SURGICAL ACCESS APPARATUS AND METHOD
    • 外科手术设备及方法
    • WO2004066827A3
    • 2005-03-17
    • PCT/US2004000695
    • 2004-01-13
    • APPLIED MED RESOURCESHART CHARLES CBRUSTAD JOHN R
    • HART CHARLES CBRUSTAD JOHN R
    • A61B1/313A61B17/32A61B17/34A61B19/00A61B1/00
    • A61B17/3417A61B1/3132A61B17/3474A61B90/30A61B2017/320044A61B2017/349A61B2090/08021A61B2090/373
    • A laparoscopic insufflation device is provided in the configuration of a coil with a blunt tip. The device is capable of passing through the abdominal wall without cutting tissue, and exiting the abdominal wall substantially parallel to the inner surface. While rotation of the coiled device results in forward movement through the abdominal wall, a counter force can be applied to the device to create a safety space between the wall and the interior organs With the blunt distal tip, parallel exit angle, and safety space, there is substantially no threat to the interior organs during placement of the device. Further space can be generated with the use of pressured gas to produce an abdominal cavity for the subsequent placement of trocars. By rotatably attaching the coiled insufflation device to a trocar, the advantage of a counter force can be used not only to establish the safety space but also to pull the trocar into the abdominal wall with a counterforce which resists tenting.
    • 在具有钝头的线圈的配置中提供了腹腔镜吹气装置。 该装置能够穿过腹壁而不切割组织,并且基本上平行于内表面离开腹壁。 当盘绕的装置的旋转导致通过腹壁的向前运动时,可以向装置施加反作用力以在壁和内部器官之间形成安全空间。在钝的远端,平行的出射角和安全空间中, 在装置放置期间对内部器官基本上没有威胁。 可以通过使用加压气体产生进一步的空间以产生用于随后放置套管针的腹腔。 通过可旋转地将卷绕的吹气装置连接到套管针上,反力的优点不仅可以用于建立安全空间,而且可以用抵抗帐篷的反作用力将套管针拉入腹壁。
    • 58. 发明申请
    • BIPOLAR ELECTROSURGICAL SCISSORS
    • 双极电剪
    • WO2008014103A3
    • 2008-09-18
    • PCT/US2007073045
    • 2007-07-09
    • APPLIED MED RESOURCESFALKENSTEIN ZORANBROWN BLAZEBRUSTAD JOHN R
    • FALKENSTEIN ZORANBROWN BLAZEBRUSTAD JOHN R
    • A61B18/18
    • A61B18/1445A61B2018/00083
    • Bipolar electrosurgical scissors for treating biological tissue include first and second scissor blades. A shearing surface and cutting edge of each blade is electrically neutral. The scissors include a pair of electrical connections for receiving electrical currents of opposing polarities. Each blade includes at least one first electrode and at least one second electrode positioned on a surface opposite the shearing surface. The at least one first electrode on the first blade and the at least one second electrode on the second blade are coupled to the first electrical connection. The at least one second electrode on the first blade and the at least one first electrode on the second blade are coupled to the second electrical connection. In a first energized state, the electrical connections deliver electrical current only to the first electrodes. In a second energized state, the electrical connections deliver electrical current to all of the electrodes.
    • 用于治疗生物组织的双极电外科剪刀包括第一和第二剪刀刀片。 每个叶片的剪切表面和切割边缘是电中性的。 剪刀包括一对用于接收相反极性电流的电连接。 每个刀片包括至少一个第一电极和位于与剪切表面相对的表面上的至少一个第二电极。 第一刀片上的至少一个第一电极和第二刀片上的至少一个第二电极耦合到第一电连接。 第一刀片上的至少一个第二电极和第二刀片上的至少一个第一电极耦合到第二电连接。 在第一通电状态下,电连接仅将电流传送至第一电极。 在第二通电状态下,电连接向所有电极输送电流。
    • 60. 发明申请
    • MEDICAL TUBING HAVING VARIABLE CHARACTERISTICS AND METHOD OF MAKING SAME
    • 具有可变特性的医疗管道及其制造方法
    • WO2005072806A2
    • 2005-08-11
    • PCT/US2005/001129
    • 2005-01-12
    • APPLIED MEDICAL RESOURCES CORPORATIONBRUSTAD, John, R.HILAL, Said, S.HILAL, NabilHART, Charles, C.JOHNSON, Gary, M.HILAL, SereneSAKAKINE, GhassanGADBERRY, Donald, L.PINGLETON, Edward, D.PETRIME, Matthew, N.ADLPARVAR, PayamHADLEY, Carl, B.VU, Kenneth, K.
    • BRUSTAD, John, R.HILAL, Said, S.HILAL, NabilHART, Charles, C.JOHNSON, Gary, M.HILAL, SereneSAKAKINE, GhassanGADBERRY, Donald, L.PINGLETON, Edward, D.PETRIME, Matthew, N.ADLPARVAR, PayamHADLEY, Carl, B.VU, Kenneth, K.
    • A61M25/00
    • A61M25/0012A61B1/0011A61B1/0055A61B17/3421A61B2017/003A61M25/0043
    • The invention primarily is directed to a medical tubing adapted for insertion into a body tissue or cavity and method of manufacturing different variations of the tubing along a length of the tubing. The tubing comprises a plurality of individual, discrete, generally ring-shaped elements arranged in series and fused or bonded together forming a continuous tubular structure. The ring-shaped elements may be formed of a thermoplastic or a thermoset material. The ring-shaped elements may include plastic rings, metallic rings, un-reinforced plastic rings and/or metal reinforced plastic rings assembled along the length of the tubular structure to provide variable flexibility and kink-resistance. The tubular structure may have a cross-section of any geometric shape and it may be bent, twisted or curved without kinking. The ring-shaped elements may have different flexural modulus. The ring-shaped elements may include a combination of flexible and rigid ring-shaped elements assembled along different portions or sections of the tubular structure. The ring-shaped elements may be metallic and may be bonded with a resilient, flexible elastomeric adhesive, wherein the ring-shaped elements may have different lengths and may be fused closer or further apart to one another depending on the characteristics of a portion or section of the tubing. In another aspect of the invention, the medical tubing may further comprise a secondary lumen and a pull wire to control the tubular structure. The ring-shaped elements may be truncated to provide a bending bias. In another aspect of the invention, the ring-shaped elements may vary in diameter and/or composition in different portions or sections of the tubular structure. In yet another aspect of the invention, some of the ring-shaped elements may be radiopaque, or the ring-shaped elements may comprise of different colors to operate as indicators along the tubular structure.
    • 本发明主要针对适于插入身体组织或空腔的医用管道以及沿管道长度制造管道的不同变化的方法。 管道包括多个独立的,分立的,大致环形的元件,其串联布置并且熔合或粘合在一起,形成连续的管状结构。 环形元件可以由热塑性材料或热固性材料形成。 环形元件可以包括沿着管状结构的长度组装的塑料环,金属环,未增强塑料环和/或金属增强塑料环,以提供可变的柔性和抗扭结性。 管状结构可以具有任何几何形状的横截面,并且其可以弯曲,扭曲或弯曲而没有扭结。 环形元件可以具有不同的弯曲模量。 环形元件可以包括沿着管状结构的不同部分或部分组装的柔性和刚性环形元件的组合。 环形元件可以是金属的并且可以用弹性的柔性弹性体粘合剂粘合,其中环形元件可以具有不同的长度,并且可以根据部分或部分的特性彼此靠近或更远地彼此熔合 的管道。 在本发明的另一方面,医疗管道还可包括用于控制管状结构的次管腔和拉线。 环形元件可以被截断以提供弯曲偏压。 在本发明的另一方面,环形元件可以在管状结构的不同部分或部分中的直径和/或组成变化。 在本发明的另一方面,一些环形元件可以是不透射线的,或者环形元件可以包括不同的颜色以作为沿着管状结构的指示器。