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    • 1. 发明申请
    • AN APPARATUS FOR EXTRACORPOREAL BLOOD TREATMENT
    • 用于超临界血液治疗的装置
    • WO2012172398A1
    • 2012-12-20
    • PCT/IB2012/000534
    • 2012-03-20
    • GAMBRO LUNDIA ABFONTANAZZI, FrancescoSURACE, AlessandroPAOLINI, Francesco
    • FONTANAZZI, FrancescoSURACE, AlessandroPAOLINI, Francesco
    • A61M1/16
    • A61M1/3639A61M1/16A61M1/1605A61M1/1613A61M1/341A61M2205/3317A61M2205/3324A61M2205/3331A61M2205/3334A61M2205/3393A61M2205/502A61M2205/52
    • An apparatus (1) for extracorporeal blood treatment is described, comprising a treatment unit (2), an extracorporeal blood circuit (8), an infusion line (9, 9a, 9b) of a replacement fluid, a dialysis line connected in inlet to the second chamber (4), and a fluid evacuation line (10). The apparatus further comprises sensors for determining a first parameter relating to a patient's blood volume (BV%) a second parameter relating to an ultrafiltration flow rate (UFR) or to a patient's weight loss rate (WLR), a third parameter (Cd, Na) relating to a conductivity or concentration of a liquid crossing the dialysis line and/or the infusion line, and a fourth parameter relating to an infusion flow rate (Q INF ). Lastly, the apparatus comprises a control unit for performing a control procedure comprising receiving, from the sensors, the measured values of the above-cited parameters and calculating, on the basis of the measured values and the prescription values of the variation in blood volume (BV% target ), the weight loss (WL target )> the plasma conductivity or sodium concentration(C target , Na target) , the infusion volume (V INFtarget ), control values to be imposed during a time interval following the control instant.
    • 描述了一种用于体外血液处理的装置(1),包括处理单元(2),体外血液回路(8),替换流体的输注管线(9,9a,9b),透析线路连接到入口至 第二室(4)和排液管(10)。 该装置还包括用于确定与患者血液体积(BV%)相关的第一参数的传感器,涉及超滤流率(UFR)或患者体重减轻率(WLR)的第二参数,第三参数(Cd,Na )涉及与透析线和/或输注线交叉的液体的电导率或浓度,以及与输注流量(QINF)有关的第四参数。 最后,该装置包括用于执行控制程序的控制单元,包括从传感器接收上述参数的测量值,并根据测量值和血量变化的处方值 BV%目标),体重减轻(WLtarget)>等离子体导电率或钠浓度(Ctarget,Natarget),输注体积(VINFtarget),在控制时刻之后的时间间隔内施加的控制值。
    • 4. 发明申请
    • METHOD AND MEANS FOR DIALYSIS
    • DIALYSIS的方法和手段
    • WO1993000938A1
    • 1993-01-21
    • PCT/EP1992001498
    • 1992-07-03
    • HOSPAL LTDROSSI, MarcoPAOLINI, Francesco
    • HOSPAL LTD
    • A61M01/16
    • A61M1/16A61M1/1607A61M1/1609A61M1/1611A61M1/1613A61M1/361A61M1/3612A61M2205/52G05B13/042
    • Means (1) for dialysis comprising a dialysis unit (11) which receives inputs of programmable machine parameters (U &cir& NOt ), a group of sensors (12) for measuring the patient parameters (Y &cir& NOt ) which have to be monitored, and a control unit (13) of the adaptive type which causes these patient parameters to vary in a predetermined desired way (YD) is described. The desired changes are specified by the operator at the start of the session and can be modified during its course via a system-operator interface (14) which allows the operator to monitor the system completely. The control unit (13) is based on a mathematical model of the patient-dialysis unit system (5), for which the inputs are the machine parameters (U &cir& NOt ) and whose outputs are the patient parameters (Y &cir& NOt ) and it consists of an estimator (31) which estimates the parameters (K &cir& NOt ) in the model and a controller (32) which determines the vector (U &cir& NOt ) of the machine parameters which have to be passed to the dialysis unit (11) on the basis of the desired patient parameters (YD), the actual patient parameters (Y &cir& NOt ) and estimated patient parameters (K &cir& NOt ).
    • 用于透析的装置(1)包括接收可编程机器参数(U&cir&NOt)的输入的透析单元(11),用于测量必须被监视的患者参数(Y&Cir&NOt)的一组传感器(12),以及 描述使得这些患者参数以预定的期望方式(YD)变化的自适应型的控制单元(13)。 所需的更改由操作员在会话开始时指定,并且可以在其过程期间通过系统操作员界面(14)进行修改,这允许操作者完全监视系统。 控制单元(13)基于患者 - 透析单元系统(5)的数学模型,其输入是机器参数(U&Cir&NOt),其输出是患者参数(Y&Cir&NOt),并且其 包括估计模型中的参数(K&cir&NOt)的估计器(31)和确定必须传递到透析单元(11)的机器参数的向量(U&cir&NOt)的控制器(32) 根据期望的患者参数(YD),实际患者参数(Y&Cir&NOt)和估计的患者参数(K&cir&NOt)。