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    • 4. 发明授权
    • Catheter guide wire introducing device and method
    • 导管导丝引导装置及方法
    • US06277100B1
    • 2001-08-21
    • US08896192
    • 1997-07-17
    • J. Daniel RaulersonTimothy M. Schweikert
    • J. Daniel RaulersonTimothy M. Schweikert
    • A61M5178
    • A61M25/0693
    • A catheter guide wire introducing device for aspiration of a body part and insertion of a guide wire into the body part is provided. The catheter guide wire introducing device includes a flexible bulb. A fitting is located on the first end of the bulb. The fitting includes an internal chamber and first and second axially aligned passageways in fluid communication with the chamber. A third passageway is provided in fluid communication between the chamber and the interior of the cavity of the flexible bulb. An introducer needle having first and second ends and a lumen is provided. The first end of the needle is connected to the fitting such that the first passageway is in fluid communication with the lumen. A conduit having first and second ends and a passageway extending therethrough is also provided. The conduit is axially aligned with the introducer needle. The first end of the conduit is connected to the fitting such that the conduit passageway is in fluid communication with the second passageway. The conduit and the introducer needle are axially aligned. A guide wire penetrable seal assembly is connected to the second end of the conduit in fluid communication with the conduit passageway for preventing the passage of fluid from within the conduit and air from outside the conduit therethrough and for introduction of the guide wire into the conduit.
    • 提供了一种用于抽吸身体部分并将导丝插入身体部位的导管导丝引导装置。 导管导丝引入装置包括柔性灯泡。 配件位于灯泡的第一端。 配件包括内室和与腔室流体连通的第一和第二轴向对准的通道。 第三通道设置成在腔室和柔性灯泡的空腔的内部之间流体连通。 提供具有第一和第二端和内腔的导引针。 针的第一端连接到配件,使得第一通道与内腔流体连通。 还提供了具有第一和第二端以及延伸通过其的通道的导管。 导管与导引针轴向对准。 导管的第一端连接到接头,使得导管通道与第二通道流体连通。 导管和引导器针轴向对齐。 导丝可穿透的密封组件连接到导管的与导管通道流体连通的第二端,用于防止流体从导管内流出,空气从导管的外部通过,并将导丝引入导管。
    • 5. 发明授权
    • Subcutaneous tunnelling device and methods of forming a subcutaneous
tunnel
    • 皮下隧道装置及形成皮下隧道的方法
    • US5944732A
    • 1999-08-31
    • US927392
    • 1997-08-27
    • J. Daniel RaulersonAnthony J. MadisonTimothy M. Schweikert
    • J. Daniel RaulersonAnthony J. MadisonTimothy M. Schweikert
    • A61B17/34A61B17/32
    • A61B17/3415A61B17/3417
    • A subcutaneous tunnelling device, a dilator and a method of forming a subcutaneous tunnel are provided. The device includes a trocar having a front end with a point configured for piercing skin, and a dilator which has a front end removably attached to the rear end of the trocar. The dilator is for dilating a section of a subcutaneous tunnel and includes a dilating section having a maximum diameter sized for dilating an interior surface of a subcutaneous tunnel for seating a catheter stabilizing cuff in the subcutaneous tunnel. The method of forming a subcutaneous tunnel includes the steps of inserting a trocar through a first location on a cutaneous surface and moving the trocar through subcutaneous tissue to form a subcutaneous tunnel. The trocar is at least partially removed and a front end of a dilator is attached to the trocar. A section of the tunnel is dilated by moving the dilator partially through the tunnel until the front end of the dilator reaches a first subcutaneous location in the tunnel. The dilator and trocar are at least partially withdrawn from the dilated tunnel section of the subcutaneous tunnel through the first end of the tunnel.
    • 提供皮下隧道装置,扩张器和形成皮下隧道的方法。 该装置包括一个具有前端的套管针,该前端具有用于刺穿皮肤的点,以及一个扩张器,其具有可拆卸地附接到套管针的后端的前端。 扩张器用于扩张皮下隧道的一部分,并且包括具有最大直径的扩张部分,其尺寸用于扩张皮下隧道的内表面,用于将导管稳定袖带放置在皮下隧道中。 形成皮下隧道的方法包括以下步骤:将套针针穿过皮肤表面上的第一位置,并通过皮下组织移动套管针以形成皮下隧道。 套管针至少部分地被去除,并且扩张器的前端附接到套管针。 通过将扩张器部分地移动通过隧道,扩张器的一部分扩张,直到扩张器的前端到达隧道中的第一皮下位置。 扩张器和套管针至少部分地通过隧道的第一端从皮下隧道的扩张隧道部分撤出。
    • 7. 发明授权
    • Gastric inflation band with integrated infusion catheter
    • 胃肠通气带集成输液导管
    • US08425401B2
    • 2013-04-23
    • US12362680
    • 2009-01-30
    • Timothy M. Schweikert
    • Timothy M. Schweikert
    • A61B17/00
    • A61F5/0056
    • An inflatable gastric band incorporates a fluid channel within an outer surface of the band and an inflatable bladder on a stomach-facing side of the band. The gastric band attaches to a double lumen catheter, which communicates with a dual infusion port. One lumen communicates with the fluid channel and one port, while the other lumen communicates with the inflatable bladder and a second port. Injection of fluid into one chamber of the infusion port expands inflatable bladder, allowing adjustment to the diameter of the stoma. Injection of drugs or therapeutic agents into the second chamber allows the infusion of drugs or agents directly into the abdominal cavity of a gastric band recipient. The inflatable bladder can be continuous or segmented. A segmented bladder reduces pinching and/or folding of the inner surface of the gastric band during expansion/contraction, thereby lessening stomach pinching and/or irritation.
    • 可膨胀的胃带在带的外表面内包含流体通道,并且在带的面向胃的一侧上包含可膨胀的囊。 胃带连接到双腔导管,其与双输液口连通。 一个腔与流体通道和一个端口连通,而另一个腔与可膨胀囊和第二端连通。 将注入流体的注入口的一个腔室中扩张可膨胀的膀胱,允许调整造口的直径。 将药物或治疗剂注入第二腔室允许将药物或药剂直接输入胃束带接受者的腹腔中。 充气囊可以是连续的或分段的。 分段膀胱在膨胀/收缩期间减少胃带内表面的夹紧和/或折叠,从而减少胃夹紧和/或刺激。
    • 9. 发明申请
    • Methods for Inserting a Catheter
    • 插入导管的方法
    • US20110034875A1
    • 2011-02-10
    • US12905749
    • 2010-10-15
    • Kenneth ChesninMichael J. CelliniTimothy M. Schweikert
    • Kenneth ChesninMichael J. CelliniTimothy M. Schweikert
    • A61M25/09
    • A61M25/0023A61M25/0021A61M2025/0031A61M2025/0037
    • Catheter assembly (100) having at least one lumen (150 or 160) and joined to hub (106). While the lumen inner diameter(s) remain constant from distal end (144) of the catheter (140) to proximal end (142), the outer catheter diameter increases proximate the hub (106) providing increased resistance to kinking during connection and disconnection from medical apparatus. The increased proximal catheter diameter preferably is sufficiently large to plug the proximal end of an introducer sheath through which the catheter is inserted during patient placement, to plug the proximal sheath end and minimize blood aspiration therethrough, and later serves to fill the vascular insertion upon complete catheter insertion after removal of the introducer sheath again to minimize blood aspiration through the vascular incision. The catheter may have two lumens (150,160) or more, joined to respective extension tubes in hub (106). The two lumens may each have a respective inner diameter of between about 0.020 in and 0.025 in. The catheter body may have a lengthy distal portion vascularly implanted having an appropriate outer diameter for the vessel, and also a lengthy proximal portion with a larger diameter for resistance to kinking at a sharp bend between the vascularly implanted portion and the subcutaneously tunneled lengthy proximal portion.
    • 具有至少一个腔(150或160)并且连接到轮毂(106)的导管组件(100)。 当内腔内径从导管(140)的远端(144)保持恒定到近端(142)时,外导管直径在轮毂(106)附近增加,从而在连接和断开连接期间提供增加的抗扭结能力 医疗器械 增加的近端导管直径优选地足够大以堵塞导引器护套的近端,导管在患者放置期间通过该近端插入,以堵塞近端护套端部并且最小化穿过其中的血液抽吸,并且随后用于在完成时填充血管插入物 导管插入再次移除引​​导器护套后,最小化通过血管切口的血液抽吸。 导管可以具有两个腔(150,160)或更多,其连接到轮毂(106)中的相应的延伸管。 两个腔可以各自具有介于约0.020英寸和0.025英寸之间的相应内径。导管主体可以具有长度很远的远侧部分,其血管植入具有用于血管的适当外径,以及具有较大直径的较长的近端部分 在血管植入部分和皮下隧道的长度近端部分之间的尖锐弯曲处的抗扭曲能力。
    • 10. 发明授权
    • Luer clip
    • 鲁尔夹
    • US07827656B2
    • 2010-11-09
    • US12494573
    • 2009-06-30
    • Timothy M. Schweikert
    • Timothy M. Schweikert
    • A61M5/32A44B99/00
    • A61M39/1011A61M39/105Y10S24/91Y10S604/905Y10T24/44573Y10T24/44829Y10T403/7176
    • A clip (100) for retaining a first conduit (210) to a second conduit (230), the first conduit including a first connector (220) and the second conduit including a second connector (240). The first connector is releasably connected to the second connector. The clip (100) comprises a base portion (110) and a first clip portion (120) extending away from the base portion. The first clip portion (120) has a first opening (140) that is sized to frictionally retain the first connector (220). The clip further comprises a second clip portion (150) disposed on the base portion (110) away from the first clip portion (120). The second clip portion (150) includes a second opening (170) that is sized to frictionally retain the second connector (240). A method for securing a first conduit (210) to a second conduit (230) by attaching a clip (100) to the first conduit and the second conduit is also provided.
    • 一种用于将第一导管(210)保持到第二导管(230)的夹子(100),所述第一导管包括第一连接器(220),所述第二导管包括第二连接器(240)。 第一连接器可释放地连接到第二连接器。 夹子(100)包括基部(110)和远离基部延伸的第一夹子部分(120)。 第一夹持部分(120)具有第一开口(140),其尺寸被设计成摩擦地保持第一连接器(220)。 夹子还包括设置在远离第一夹子部分(120)的基部(110)上的第二夹子部分(150)。 第二夹持部分(150)包括第二开口(170),其尺寸被设计成摩擦地保持第二连接器(240)。 还提供了通过将夹子(100)附接到第一导管和第二导管将第一导管(210)固定到第二导管(230)的方法。