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    • 1. 发明申请
    • ADVANCED SURGICAL SIMULATION CONSTRUCTIONS AND METHODS
    • 高级手术模拟结构与方法
    • WO2014134597A1
    • 2014-09-04
    • PCT/US2014/019840
    • 2014-03-03
    • APPLIED MEDICAL RESOURCES CORPORATION
    • HART, Charles, C.BOLANOS, EduardoCHEHAYEB, Sam
    • G09B23/28
    • G09B23/30G09B23/28G09B23/285
    • A surgical simulation system is provided. The system includes at least one simulated body organ placed upon the base of an organ tray and at least one covering layer placed over the simulated body organ. At least one of the simulated body organ and covering layer includes electro-conductive gel that is operably severable under application of electrical current to simulate electrosurgery in a training environment. The training environment comprises a top cover connected to and spaced apart from a base to define an internal cavity that is partially obstructed from direct observation by a practitioner. The tray, simulated body organs and covering layer are placed inside the internal cavity for the practice of laparoscopic surgical procedures.
    • 提供了一种手术模拟系统。 该系统包括放置在器官托盘的基部上的至少一个模拟身体器官和放置在模拟身体器官上的至少一个覆盖层。 模拟的身体器官和覆盖层中的至少一个包括在施加电流下可操作地分离以在训练环境中模拟电外科手术的导电凝胶。 训练环境包括连接到基座并与基座间隔开的顶盖,以限定被从业者直接观察部分阻碍的内部空腔。 托盘,模拟的身体器官和覆盖层放置在内腔内用于腹腔镜手术的实践。
    • 3. 发明申请
    • SUTURE SECURING DEVICE AND METHOD
    • 防静电装置和方法
    • WO2005046430A2
    • 2005-05-26
    • PCT/US2004/035420
    • 2004-10-26
    • APPLIED MEDICAL RESOURCES CORPORATIONWIXEY, Matthew, A.HART, Charles, C.ADLPARVAR, Payam
    • WIXEY, Matthew, A.HART, Charles, C.ADLPARVAR, Payam
    • A61B
    • A61B17/0487A61B2017/045A61B2017/0488
    • The invention is directed to a device and method for securing a passed surgical suture in a manner similar to a tied knot. The suture securing device comprises a male piece having a top portion, a center shaft having one end connected to the top portion, and an end member having a capturing feature connected to another end of the center shaft; and a female piece having a top end and a bottom end comprising a column being generally cylindrical in shape and forming a hollow opening along its length, wherein the opening slidingly receives the center shaft and a suture to be captured and held by the capturing feature, the suture being secured in place between the column and the center shaft. The assembled male and female pieces are irreversibly interlocked and form a lightly compressed, convoluted or tortuous pathway. The capturing feature is formed to engage and obliquely capture the suture from different angles. The radii of the male and female pieces are preferably greater than the radius of the suture. The securing device may further comprise a link formed between the male and female pieces. The link may be a tether formed when the male and female pieces are formed. The link may be severed and removed after placement and assembling of the male and female pieces. In another aspect of the invention, a method for applying a suture securing device is disclosed comprising the steps of: (1) providing the suture securing device of the invention; (2) aligning the male piece and the female piece at a desired location for applying the suture securing device; and (3) pressing the center shaft of the male piece into the opening of the female piece. The method may further comprise the step of applying a compressive load on the male piece to dislodge an enlargement from an undercut of the female piece and to place the male piece and the female piece in a condition where they may be advanced to a desired position along the suture.
    • 本发明涉及一种用于以类似于束缚结的方式固定通过的手术缝合线的装置和方法。 所述缝合线固定装置包括:阳件,其具有顶部,中心轴的一端连接到所述顶部;以及端部构件,其具有连接到所述中心轴的另一端的捕获特征; 以及具有顶端和底端的阴件,其包括通常为圆柱形的柱,并且沿着其长度形成中空的开口,其中所述开口滑动地容纳所述中心轴和缝合线以被所述捕获特征捕获和保持, 缝合线被固定在柱和中心轴之间的适当位置。 组合的阳性和阴性片段是不可逆地互锁的并且形成轻微压缩,褶皱或曲折的路径。 捕获特征被形成为从不同的角度接合并倾斜地捕获缝合线。 男性和女性片的半径优选大于缝合线的半径。 固定装置还可以包括形成在阳件和阴件之间的连杆。 连接件可以是当形成阳件和阴件时形成的系绳。 在插入和组装男性和女性部件之后,链接可能被切断和移除。 在本发明的另一方面,公开了一种施加缝合线固定装置的方法,包括以下步骤:(1)提供本发明的缝线固定装置; (2)将所述阳件和所述阴件对准在用于施加所述缝合线固定装置的期望位置处; 和(3)将阳件的中心轴压入阴件的开口中。 该方法还可以包括以下步骤:将压缩载荷施加到阳片上以从阴片的底切移除放大图,并将阳片和阴片放置在可以前进到期望位置的状态 缝合线
    • 4. 发明申请
    • SURFACE TREATMENTS AND MODIFICATIONS USING NANOSTRUCTURE MATERIALS
    • 表面处理和使用纳米结构材料的改性
    • WO2005042646A2
    • 2005-05-12
    • PCT/US2004/036166
    • 2004-10-29
    • APPLIED MEDICAL RESOURCES CORPORATIONBRUSTAD, John, R.HILAL, NabilJOHNSON, Gary, M.HART, Charles, C.
    • BRUSTAD, John, R.HILAL, NabilJOHNSON, Gary, M.HART, Charles, C.
    • C09D
    • A61B17/064A61B17/02A61B17/06166A61B17/122A61B2017/00345A61B2017/00858A61F2002/0086A61L27/30A61L31/082A61L2400/12A61L2400/18
    • The invention is directed to nanostructure surface treatments, coatings or modifications formed from nanoscale building blocks. The nanostructure surface treatments, modifications or coatings have hydrophobic, hydrophilic and surface adherence properties. The nanoscale building blocks Nave orientation, geometry, packing density and composition that may be adjusted to control the unique surface characteristics of the desired treatment, coating or modification. Applications of this nanostructure technology include surgical clips, staples, retractors, sutures and manipulators where an improvement in traction, retention or occlusion is desired without excessive material or tissue deformation or where high compressive forces would be undesirable, dangerous or ineffective. In one aspect, a nanostructure surface treatment for a medical device having an external surface is disclosed wherein the treatment is applied on the external surface to provide a hydrophobic or a hydrophilic surface. With this aspect, the treatment comprises titanium dioxide and provides nanoscopic structures having nearly vertical sidewalls. The treated surface of the device has contact angles greater than or equal to 150 degrees. The vertical sidewalls provide a negative capillary effect and Nave a width of about 200 nm. The vertical sidewalls attach to a wet surface by the negative capillary effect. The van der Waals forces of the vertical sidewalls enable the treated surface to attach to a dry surface. The treatment may be vapor deposited and cured on the device, or the treatment may be laser blasted on the device.
    • 本发明涉及纳米结构表面处理,由纳米级构建块形成的涂层或改性。 纳米结构表面处理,改性或涂层具有疏水性,亲水性和表面附着性。 纳米尺度构件可以调节以调节所需处理,涂层或改性的独特表面特性,以确定方向,几何形状,包装密度和组成。 该纳米结构技术的应用包括手术夹,钉,牵开器,缝合线和操纵器,其中希望改善牵引力,保持力或闭塞,而不会产生过多的材料或组织变形,或者高压缩力是不希望的,危险的或无效的。 一方面,公开了一种具有外表面的医疗装置的纳米结构表面处理,其中将处理施加在外表面上以提供疏水或亲水表面。 在这方面,处理包括二氧化钛并提供具有近似垂直侧壁的纳米结构。 该设备的被处理表面具有大于或等于150度的接触角。 垂直侧壁提供负毛细管效应,并具有约200nm的宽度。 垂直侧壁通过负毛细管效应附着在潮湿的表面上。 垂直侧壁的范德华力使得经处理的表面附着在干燥的表面上。 处理可以在装置上气相沉积和固化,或者可以在装置上激光喷射处理。
    • 5. 发明申请
    • ANTI-INVERSION TROCAR SEAL
    • 防反射密封
    • WO2005030293A2
    • 2005-04-07
    • PCT/US2004/031485
    • 2004-09-23
    • APPLIED MEDICAL RESOURCES CORPORATIONHART, Charles, C.KAHLE, HenryTAYLOR, Scott, V.
    • HART, Charles, C.KAHLE, HenryTAYLOR, Scott, V.
    • A61M
    • A61B17/3498A61B17/3462A61B2017/3464
    • The invention is directed to a trocar seal adapted to form a seal around a surgical instrument, the trocar seal comprising a housing having an axis extending between a proximal end and a distal end and forming a working channel sized and configured to receive the surgical instrument; an elastomeric septum seal having a proximal face and a distal face, the septum seal being disposed in the housing and extending transverse to the axis of the housing across the working channel; portions of the septum seal defining a hole having a diameter less than or equal to the diameter of the surgical instrument so that during insertion of the instrument along the working channel the septum seal forms a seal with the instrument; and at least one structure formed integrally with or proximate to the septum seal to prevent inversion of the septum seal upon withdrawal of the surgical instrument. The septum seal or the housing may further comprise a sidewall to include the structure extending from the sidewall to the distal face of the seal to tether the seal distally. The structure may be integrally formed with the proximal face of the septum seal to reinforce the seal, or the structure may be integrally formed with the distal face of the septum seal to tether the seal distally. The structure may be an annular reinforcement or rib, and is formed so as to allow side-to-side movement or floatation of the seal. The trocar seal may further comprise a plurality of radially extending ribs formed on the proximal or distal face of the septum seal to reinforce the seal. The trocar seal may further comprise a tensile element formed on the distal face of the septum seal.
    • 本发明涉及适于在外科器械周围形成密封的套针针密封件,套管针密封件包括具有在近端和远端之间延伸的轴线的壳体,并形成尺寸和构造成接收外科器械的工作通道; 具有近端面和远侧面的弹性体隔膜密封件,所述隔膜密封件设置在所述壳体中并横跨所述工作通道横向于所述壳体的轴线延伸; 隔膜密封件的部分限定了直径小于或等于外科器械直径的孔,使得在沿着工作通道插入仪器期间,隔垫密封件与仪器形成密封; 以及与隔膜密封件一体地或靠近隔膜密封件形成的至少一个结构,以防止外科器械撤回时隔垫密封件反转。 隔膜密封件或壳体还可以包括侧壁,以包括从密封件的侧壁延伸到远端面的结构,以将密封件向远侧系绳。 该结构可以与隔膜密封件的近侧面一体地形成,以加强密封,或者结构可以与隔膜密封件的远侧面一体地形成,从而将密封件向远侧系绳。 该结构可以是环形加强件或肋,并且形成为允许密封件的侧面移动或浮动。 套针针密封件还可以包括形成在隔膜密封件的近侧或远侧面上的多个径向延伸的肋条,以加强密封。 套针针密封件还可以包括形成在隔膜密封件的远侧面上的拉伸元件。
    • 9. 发明申请
    • APPARATUS AND METHOD FOR DISRUPTING VEIN VALVES
    • 破坏阀门的装置和方法
    • WO1997014362A1
    • 1997-04-24
    • PCT/US1996016766
    • 1996-10-17
    • APPLIED MEDICAL RESOURCES CORPORATION
    • APPLIED MEDICAL RESOURCES CORPORATIONHART, Charles, C.CHI SING, EduardoASHBY, Mark, P.
    • A61B17/22
    • A61B17/32075A61B2017/22097
    • A valvulotome for disrupting valve cusps in the vein of a patient includes a shaft (14) and a cutting member (12) which extends along an axis that defines an axial direction as well as an angular direction. First and second portions of the cutting member define respective cutting edges which extend outwardly of the axis in an angular relationship and an axial relationship with each other. The first and second cutting edges engage and disrupt different cusps of the valve when the shaft is withdrawn axially from the vein. Each of the cutting edges is protected by a proximate shoulder (123) which inhibits the engagement of side branches by the associated cutting edge. The cutting member may be formed as a helical blade, a wire or a cylinder and may be provided with a swivel coupling (158) as well as a sheath (131) operable to cover or expose the cutting member.
    • 用于扰乱患者静脉中的瓣膜尖瓣的瓣膜切开机包括沿着限定轴向方向和角度方向的轴线延伸的轴(14)和切割构件(12)。 切割构件的第一和第二部分限定相对于彼此以角度关系和轴向关系轴线向外延伸的相应切削刃。 当轴从静脉轴向撤出时,第一和第二切削刃接合并破坏阀的不同尖端。 每个切割边缘由靠近的肩部(123)保护,所述邻近的肩部(123)阻止侧分支由相关联的切割边缘的接合。 切割构件可以形成为螺旋叶片,线或圆筒,并且可以设置有旋转接头(158)以及可操作以覆盖或暴露切割构件的护套(131)。
    • 10. 发明申请
    • STEERABLE ENDOSCOPE WITH BUCKLING ELEMENT
    • 带切割元件的可切除内窥镜
    • WO1993023111A1
    • 1993-11-25
    • PCT/US1993004511
    • 1993-05-11
    • APPLIED MEDICAL RESOURCES CORPORATION
    • APPLIED MEDICAL RESOURCES CORPORATIONBRUSTAD, John, R.HART, Charles, C.
    • A61M37/00
    • A61B1/0055
    • An elongate surgical instrument includes a bendable conduit (12) having an axis (13) extending between a distal end (14) and a proximal end (16). The conduit (12) is formed by a tube (29) defining at least one channel (38) and a first section of the channel (38) which is displaced from the axis of the conduit (12). A plurality of elongate elements (23) including a particular element (25) having the highest resistance to bending are disposed in the channel (38) with the particular element (25) disposed in the first section of the channel (38). A cable (41 or 43) is operable to apply a compressive force to the conduit (12) causing the tube (29) and the elements (23) to bend at the first sections. The channel (12) may extend radially of the tube permitting the particular element (25) to buckle away from the direction of the bend.
    • 细长的手术器械包括具有在远端(14)和近端(16)之间延伸的轴线(13)的可弯曲导管(12)。 导管(12)由限定至少一个通道(38)和通道(38)的第一部分的管(29)形成,其从导管(12)的轴线移位。 包括具有最高抗弯曲性的特定元件(25)的多个细长元件(23)设置在通道(38)中,而特定元件(25)设置在通道(38)的第一部分中。 电缆(41或43)可操作以向导管(12)施加压缩力,导致管(29)和元件(23)在第一部分处弯曲。 通道(12)可以在管的径向延伸,允许特定的元件(25)从弯曲的方向上弯曲。