Device for controlling blood circulation for a single needle circuit
    22.
    发明授权
    Device for controlling blood circulation for a single needle circuit 失效
    用于控制单针电路血液循环的装置

    公开(公告)号:US07540958B2

    公开(公告)日:2009-06-02

    申请号:US11074067

    申请日:2005-03-08

    IPC分类号: B01D61/28 B01D61/18

    摘要: Device for extracorporeal treatment of blood 1 intended to operate in a mode with a single needle 2, comprising: a treatment unit 3 having a first compartment 4 and a second compartment 5, which are separated by a semipermeable membrane 6, an extracorporeal blood circuit comprising a single needle 2, an intake line 7 in fluid communication with the first compartment 4 of the treatment unit 3, the first compartment 4, and a return line 8 in fluid communication with the first compartment 4 of the treatment unit 3, a purge line 9 at the outlet of the second compartment 5, a closure means (10, 11) acting on at least the intake line 7 and the return line 8 in order to generate the alternate sequence of blood intake and return, at least a first chamber 12 which is in fluid communication with the extracorporeal blood circuit and defines a first additional blood volume, the first chamber 12 having a variable total content; the first chamber 4 being rigid and including at least one wall capable of being moved, the device including a means 19 acting on the chamber 12 in order to modify the volume of the chamber 12, making it possible to store blood during the arterial phase and release blood during the venous phase.

    摘要翻译: 用于体外处理用于以单针2模式操作的血液1的装置,包括:具有由半透膜6分离的第一隔室4和第二隔室5的治疗单元3,体外血液回路包括 单个针2,与处理单元3的第一隔室4流体连通的进入管线7,第一隔室4和与处理单元3的第一隔室4流体连通的返回管线8,净化管线 9,在第二隔室5的出口处,至少作用在进气管线7和返回管线8上的闭合装置(10,11),以产生血液进入和返回的交替序列,至少第一室12 其与体外血液回路流体连通并限定第一附加血液体积,第一腔室12具有可变的总含量; 第一腔室4是刚性的并且包括能够被移动的至少一个壁,该装置包括作用在腔室12上的装置19,以便改变腔室12的体积,使得可以在动脉期期间储存血液, 在静脉期释放血液。

    Fluid Distribution Module and Extracorporeal Blood Circuit Including Such a Module
    23.
    发明申请
    Fluid Distribution Module and Extracorporeal Blood Circuit Including Such a Module 有权
    流体分布模块和体外血液循环包括这样一个模块

    公开(公告)号:US20070269340A1

    公开(公告)日:2007-11-22

    申请号:US10595705

    申请日:2004-10-29

    IPC分类号: B01D61/00

    摘要: A fluid distribution module (1) for causing and monitoring the circulation of fluids from and to a patient through an extracorporeal blood treatment device, comprises a degassing device (11) connected to a connecting structure (10). The degassing device (11) comprises a first chamber (12) having a lower inlet (13) for a liquid and a second chamber (14) having an upper opening (79) closed by a hydrophobic membrane (78) and an outlet (15) for discharging the liquid. The connecting structure (10) has at least a first and a second conduits (20, 21) defined therein, wherein the first conduit (20) comprises a first end for connection to a discharge tube (7) from the treatment device and a second end connected to the inlet (13) of the first chamber (12) of the degassing device (11), and the second conduit (21) comprises a first end connected to the outlet (15) of the second chamber (14) of the degassing device (11) and a second end for connection to a blood return tube (6) to a patient.

    摘要翻译: 一种用于通过体外血液处理装置引导和监测来自和来自患者的流体循环的流体分配模块(1),包括连接到连接结构(10)的脱气装置(11)。 脱气装置(11)包括具有用于液体的下入口(13)的第一室(12)和具有由疏水膜(78)和出口(15)封闭的上开口(79)的第二室(14) )用于排出液体。 连接结构(10)具有至少限定在其中的第一和第二导管(20,21),其中第一导管(20)包括用于从治疗装置连接到放电管(7)的第一端和第二导管 端部连接到脱气装置(11)的第一室(12)的入口(13),并且第二导管(21)包括连接到第二室(14)的出口(15)的第一端 脱气装置(11)和用于连接到患者的血液回流管(6)的第二端。

    Method and device for in-line preparation of liquid for an extracorporeal blood treatment apparatus
    25.
    发明申请
    Method and device for in-line preparation of liquid for an extracorporeal blood treatment apparatus 失效
    用于体外血液处理装置的液体的在线制备方法和装置

    公开(公告)号:US20060283801A1

    公开(公告)日:2006-12-21

    申请号:US11507614

    申请日:2006-08-22

    IPC分类号: B01D61/00

    摘要: A method for in-line preparation of liquid for an extracorporeal blood treatment apparatus that makes provision for placing a filter in correspondence with each of two successive filtration stations, for carrying out a liquid preparation cycle, for removing the filter, which operates in correspondence with a first filtration station, for placing in correspondence with the first filtration station the filter that operated in correspondence with the second filtration station, for placing a new filter in correspondence with a second filtration station and for launching a new sterile liquid preparation cycle. The invention also provides a device for implementing the described method and an apparatus for extracorporeal blood treatment, which incorporates this device.

    摘要翻译: 一种用于体外血液处理装置的液体的在线制备方法,其用于设置与两个连续的过滤站中的每一个相对应的过滤器,用于进行液体制备循环,用于除去与 第一过滤站,用于与第一过滤站相对应地放置与第二过滤站相对应地操作的过滤器,用于与第二过滤站相对放置新的过滤器,以及发射新的无菌液体制备循环。 本发明还提供了一种用于实现所述方法的装置和用于体外血液处理的装置,其包括该装置。

    Gas separation devices
    26.
    发明申请
    Gas separation devices 有权
    气体分离装置

    公开(公告)号:US20050247203A1

    公开(公告)日:2005-11-10

    申请号:US10518787

    申请日:2003-05-26

    摘要: A description is given of a gas separation device for a physiological fluid, comprising a containing body (6) having at least a first inlet aperture (7) for a physiological fluid, positioned with a tangential direction of access, at least one outlet aperture (9) for the said fluid, spaced apart from the said inlet aperture, and a guide element (17) housed within the said body. The guide element (17) has a continuous active surface (15) designed to contact and guide the said fluid and delimits, together with the containing body (6), a first annular chamber (20) into which the first inlet aperture (7) opens directly.

    摘要翻译: 给出了用于生理流体的气体分离装置的描述,其包括容纳体(6),该容纳体具有至少一个用于生理流体的第一入口孔(7),定位在切向方向上,至少一个出口孔 所述流体与所述入口孔间隔开,以及容纳在所述主体内的引导元件(17)。 引导元件(17)具有设计成接触和引导所述流体并与容纳体(6)一起界定的连续有效表面(15),第一环形室(20),第一入口孔(7) 直接打开

    Pressure measurement device comprising a motorized load sensor and a process for controlling the device
    27.
    发明授权
    Pressure measurement device comprising a motorized load sensor and a process for controlling the device 失效
    压力测量装置包括电动负载传感器和用于控制装置的过程

    公开(公告)号:US06976964B2

    公开(公告)日:2005-12-20

    申请号:US10004862

    申请日:2001-12-07

    摘要: A device for measuring the pressure of blood, intended to engage with a section (16) for measuring the pressure of blood, which section includes a membrane (38) which is axially deformable under the effect of the blood pressure and which is designed to be mounted on a support structure (20, 22) bearing especially a load sensor (26) arranged substantially facing the membrane (38), characterized in that it includes controlled elements (58) for the relative axial displacement of the sensitive member (52) of the load sensor (26), with respect to the support structure (20, 22), so that the axial position of the sensitive member (52) can be adjusted with respect to the external face (42) of the membrane (38), especially for the purpose of carrying out an initial calibration operation. The invention also proposes a process for controlling the device.

    摘要翻译: 一种用于测量血液压力的装置,其用于与用于测量血压的部分(16)接合,该部分包括在血压作用下可轴向变形的膜(38),其被设计为 安装在支撑结构(20,22)上,该支撑结构(20,22)特别地承载基本上面向所述膜(38)的负载传感器(26),其特征在于,其包括用于所述敏感部件(52)的相对轴向位移的受控元件 相对于支撑结构(20,22)的负载传感器(26),使得可以相对于膜(38)的外表面(42)调节敏感部件(52)的轴向位置, 特别是为了进行初始校准操作。 本发明还提出了一种用于控制装置的方法。

    Device and method for preparing a treatment liquid by filtration
    28.
    发明授权
    Device and method for preparing a treatment liquid by filtration 失效
    通过过滤制备处理液的装置和方法

    公开(公告)号:US6039877A

    公开(公告)日:2000-03-21

    申请号:US934903

    申请日:1997-09-22

    IPC分类号: A61M1/34 A61M1/16 B01D61/00

    摘要: A device for treatment of blood by extracorporeal circulation comprises a dialysis liquid circuit having a supply tube (9a, 9b) on which is arranged a filter (21) having a first chamber and a second chamber (22, 23) which are separated by a filtering membrane (24), the supply tube having a first portion (9a) connecting a dialysis liquid source (10) to an inlet of the first chamber (22), and a second portion (9b) having an end connected to an outlet of the second chamber (23) of the filter (21) and another end which can be connected to an inlet of a compartment (3) of an exchanger (1) with semipermeable membrane (4). A feedback tube (25) connects the inlet of the first chamber (22) of the filter (21) to the outlet of the first chamber (22). A flushing pump (26) is arranged on the feedback tube (25) for circulating liquid in the first chamber (22) of the filter (21) and causing cleaning of the membrane (24) by tangential flushing.

    摘要翻译: 用于通过体外循环治疗血液的装置包括透析液体回路,其具有供给管(9a,9b),所述供给管(9a,9b)上布置有具有第一腔室和第二腔室(22,23)的过滤器(21) 过滤膜(24),所述供应管具有将透析液体源(10)连接到所述第一室(22)的入口的第一部分(9a)和具有连接到所述第一室 过滤器(21)的第二腔室(23)和可以与具有半透膜(4)的交换器(1)的隔室(3)的入口连接的另一端。 反馈管(25)将过滤器(21)的第一室(22)的入口连接到第一室(22)的出口。 在反馈管(25)上布置有用于使过滤器(21)的第一室(22)中的液体循环并且通过切向冲洗来清洁膜(24)的冲洗泵(26)。

    Device for preparing a treatment liquid by filtration
    29.
    发明授权
    Device for preparing a treatment liquid by filtration 失效
    通过过滤制备处理液的装置

    公开(公告)号:US5702597A

    公开(公告)日:1997-12-30

    申请号:US462435

    申请日:1995-06-05

    摘要: A device for treatment of blood by extracorporeal circulation comprises a dialysis liquid circuit having a supply tube (9a, 9b) on which is arranged a filter (21) having a first chamber and a second chamber (22, 23) which are separated by a filtering membrane (24), the supply tube having a first portion (9a) connecting a dialysis liquid source (10) to an inlet of the first chamber (22), and a second portion (9b) having an end connected to an outlet of the second chamber (23) of the filter (21) and another end which can be connected to an inlet of a compartment (3) of a dialyzer (1) with semipermeable membrane (4). A feedback tube (25) connects the inlet of the first chamber (22) of the filter (21) to the outlet of the first chamber (22). A flushing pump (26) is arranged on the feedback tube (25) for circulating liquid in the first chamber (22) of the filter (21) and causing cleaning of the membrane (24) by tangential flushing.

    摘要翻译: 用于通过体外循环治疗血液的装置包括透析液体回路,其具有供给管(9a,9b),所述供给管(9a,9b)上布置有具有第一腔室和第二腔室(22,23)的过滤器(21) 过滤膜(24),所述供应管具有将透析液体源(10)连接到所述第一室(22)的入口的第一部分(9a)和具有连接到所述第一室 过滤器(21)的第二腔室(23)和可连接到具有半透膜(4)的透析器(1)的隔室(3)的入口的另一端。 反馈管(25)将过滤器(21)的第一室(22)的入口连接到第一室(22)的出口。 在反馈管(25)上布置有用于使过滤器(21)的第一室(22)中的液体循环并且通过切向冲洗来清洁膜(24)的冲洗泵(26)。

    Device and method for preparing solution for medical use
    30.
    发明授权
    Device and method for preparing solution for medical use 失效
    医疗用途解决方案的装置及方法

    公开(公告)号:US5460446A

    公开(公告)日:1995-10-24

    申请号:US124459

    申请日:1993-09-22

    摘要: A device for preparing a solution for medical use from a liquid and at least one powdered or crystallized salt, comprising:a main line (11) having a first end connected to a source (10) of liquid and a second end for delivering the solution,at least one secondary line (15, 19; 16, 20) joined as a by-pass to the main line (11), this secondary line comprising a reservoir (13, 14) containing a powdered or crystallized salt and having an inlet opening and an outlet opening situated respectively at a high point and a low point of the reservoir (13, 14),means (12, 21, 22) for causing liquid to circulate in the lines,means (17, 21; 18, 22) for producing the immersion of the powdered or crystallized salt in the reservoir (13, 14).

    摘要翻译: 一种用于从液体和至少一种粉末状或结晶盐制备用于医疗用途的溶液的装置,包括:主管线(11),其具有连接到液体源(10)的第一端和用于输送溶液的第二端 ,作为旁路连接到主管线(11)的至少一个次级管线(15,19; 16,20),该次级管线包括容纳粉末状或结晶盐的储存器(13,14),并具有入口 开口和分别位于储存器(13,14)的高点和低点处的出口开口,用于使液体在管线中循环的装置(12,21,22),装置(17,21; 18,22) ),用于将所述粉末状或结晶盐浸入所述储存器(13,14)中。