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    • 32. 发明申请
    • Compressible ureteral stent for comfort
    • 可压缩输尿管支架舒适
    • US20020183852A1
    • 2002-12-05
    • US10006083
    • 2001-12-06
    • John O. McWeeney
    • A61F002/04
    • A61M27/008A61F2/04A61F2/88A61M2210/1089
    • In one embodiment, the invention is directed to a ureteral stent adapted for placement within a patient's urinary tract to facilitate drainage from the patient's kidney to the patient's bladder. The ureteral stent includes an elongated portion, a retention portion and a mesh or coil portion. The elongated portion has first and second ends, defines an elongated portion of a lumen extending between the first and second ends, and has a length sufficient to extend within the ureter from the patient's kidney to the patient's bladder. The retention portion extends from the first end of the elongated portion, defines a retention portion of the lumen and at least one through aperture for providing fluid communication between the lumen and the kidney. The retention portion is adapted for placement substantially within the kidney and for retaining the placement of the stent within the kidney. The mesh or coil portion extends from the second end of the elongated portion and is adapted for placement substantially within an intramural tunnel portion of the ureter and for extension into the bladder. The mesh or coil portion is collapsible under radial compression to inhibit urine back flow to the kidney.
    • 在一个实施例中,本发明涉及适于放置在患者尿道内的输尿管支架,以便于从患者的肾脏排出到患者的膀胱。 输尿管支架包括细长部分,保持部分和网状物或线圈部分。 细长部分具有第一和第二端部,限定在第一和第二端之间延伸的内腔的细长部分,并且具有足以在输尿管内从患者的肾脏延伸到患者膀胱的长度。 保持部分从细长部分的第一端延伸,限定内腔的保持部分和至少一个通孔,用于在内腔和肾之间提供流体连通。 保留部分适于基本上放置在肾内并且用于保持支架在肾脏内的放置。 网状物或线圈部分从细长部分的第二端延伸并且适于基本上放置在输尿管的壁内隧道部分内并且用于延伸到膀胱中。 网状物或线圈部分在径向压缩下可折叠,以抑制尿液回流到肾脏。
    • 35. 发明申请
    • Nasolacrimal duct tube used for lacrimal duct reformation operation, and nasolacrimal duct tube instrument
    • 用于泪管改造手术的鼻泪管,鼻泪管仪
    • US20020107579A1
    • 2002-08-08
    • US10030345
    • 2001-11-07
    • Hiroyuki Makino
    • A61F002/04
    • A61F9/00772A61B2090/306
    • A nasolacrimal stent device illuminates a dark nasal cavity so that the interior of the nasal cavity can be directly observed to facilitate and ensure the correct insertion of a nasolacrimal stent into the nasal duct. Flexible, transparent probe tube segments (21) are connected to the opposite ends of a flexible detention tube segment (2) having a diameter that permits the flexible detention tube segment (2) to be inserted in a lacrimal passage, respectively. The respective extremities of distal end parts (21a, 21b) of the probe tube segments (21) are closed. The probe tube segments (21) are provided in their base end parts with openings (23), respectively. When inserting each probe tube segment (21) into the nasal cavity, an illuminating device, such as an optical fiber (30) is inserted through the opening (23) into the probe tube segment (21) to illuminate the interior of the nasal cavity through the transparent probe tube segment (21). The probe tube segment (21) can be surely caught with a hook and can be pulled out from the nasal cavity. An ultrasonic probe or an endoscope may be used instead of the illuminating device to find the position of the nasolacrimal stent in the nasal cavity.
    • 鼻泪管支架装置照亮暗鼻腔,使得可以直接观察鼻腔内部,以便于并确保鼻泪管支架正确插入鼻管。 灵活的,透明的探针管段(21)连接到具有允许柔性滞留管段(2)分别插入泪道的柔性滞留管段(2)的相对端。 探针管段(21)的远端部分(21a,21b)的各个末端被封闭。 探针管段(21)分别在其基端部分设有开口(23)。 当将每个探针管段(21)插入鼻腔中时,诸如光纤(30)的照明装置通过开口(23)插入探针管段(21)中,以照射鼻腔内部 通过透明探针管段(21)。 探头管段(21)可以确定地钩住钩子,并可以从鼻腔中拉出。 可以使用超声波探头或内窥镜代替照明装置,以找出鼻腔内鼻泪管支架的位置。
    • 38. 发明申请
    • Ureteral stent
    • 输尿管支架
    • US20040249470A1
    • 2004-12-09
    • US10883786
    • 2004-07-06
    • Willet F. Whitmore III
    • A61F002/04
    • A61M27/008
    • A ureteral stent is designed to be placed within a patient's ureter to facilitate drainage from the patient's kidneys to the bladder. An elongated portion of the stent includes a length sufficient to extend substantially within the ureter from the kidney to the bladder, and the elongated portion defines a lumen extending therethrough. A retention portion extends from one end of the elongated portion and retains the position of the ureteral stent when placed substantially within the kidney. The retention portion includes an interior space that is in communication with the lumen within the elongated portion and has at least one opening for urine drainage. A flared portion extending from the other end of the elongated portion is positioned within the patient's bladder. The flared portion curves outward and includes an elastic member that maintains the shape of the flared portion when positioned within the bladder.
    • 输尿管支架被设计为放置在患者的输尿管内以便于从患者的肾脏排出到膀胱。 支架的细长部分包括足以在输尿管内从肾到膀胱基本上延伸的长度,并且细长部分限定延伸穿过其中的内腔。 保持部分从细长部分的一端延伸并且当基本上放置在肾脏内时保持输尿管支架的位置。 保持部分包括在细长部分内与内腔连通的内部空间,并且具有用于排尿的至少一个开口。 从细长部分的另一端延伸的扩口部分位于患者的膀胱内。 扩口部分向外弯曲并且包括当定位在囊内时保持扩口部分的形状的弹性构件。
    • 39. 发明申请
    • Anti-obesity devices
    • 抗肥胖装置
    • US20040220682A1
    • 2004-11-04
    • US10811293
    • 2004-03-26
    • GI Dynamics, Inc.
    • Andy H. LevineJohn F. CvinarJohn C. Meade
    • A61F002/04
    • A61F5/0076
    • A restrictive device implanted in the upper part of the stomach, selectively divides the stomach into two chambers, effectively reducing the size of the stomach immediately available for the uptake of food. The restrictive device also includes an aperture, limiting the rate at which food can pass from the esophagus portion of the stomach into the intestine. Being removable, the device permits a physician to change the size of the opening in a minimally invasive manner by replacing a removable member with another member having an aperture of a different size and/or shape. The restrictive device can also be combined with an elongated tube, or sleeve to selectively bypass the stomach, a portion of the intestine, or a combination of bypassing both the stomach and a portion of the intestine, allowing a physician to endoscopically create an equivalent to the Roux-en-y weight loss procedure.
    • 植入胃的上部的限制性装置选择性地将胃分成两个腔室,有效地减小了立即可用于摄取食物的胃的尺寸。 限制装置还包括孔,限制了食物可以从胃的食道部分进入肠道的速度。 该装置可移动,允许医师通过用具有不同尺寸和/或形状的孔的另一构件替换可移除构件,以微创方式改变开口的尺寸。 限制性装置还可以与细长的管或套管组合以选择性地绕过胃,肠的一部分,或者绕过胃和肠的一部分的组合,允许医师内窥镜地产生等同于 Roux-en-y减肥程序。