ES2063984T3 - Unidad de dialisis y su medidor de flujo diferencial perfeccionado. - Google Patents

Unidad de dialisis y su medidor de flujo diferencial perfeccionado.

Info

Publication number
ES2063984T3
ES2063984T3 ES91101543T ES91101543T ES2063984T3 ES 2063984 T3 ES2063984 T3 ES 2063984T3 ES 91101543 T ES91101543 T ES 91101543T ES 91101543 T ES91101543 T ES 91101543T ES 2063984 T3 ES2063984 T3 ES 2063984T3
Authority
ES
Spain
Prior art keywords
tubes
flow meter
perfected
dialysis unit
differential flow
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES91101543T
Other languages
English (en)
Inventor
Domenico Cianciavicchia
Mauro Facchini
Massimo Morselli
Alessandro Pradelli
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bellco SRL
Original Assignee
Bellco SRL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bellco SRL filed Critical Bellco SRL
Application granted granted Critical
Publication of ES2063984T3 publication Critical patent/ES2063984T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
    • G01F1/8413—Coriolis or gyroscopic mass flowmeters constructional details means for influencing the flowmeter's motional or vibrational behaviour, e.g., conduit support or fixing means, or conduit attachments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • A61M1/3403—Regulation parameters
    • A61M1/341—Regulation parameters by measuring the filtrate rate or volume
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G01F1/845—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits
    • G01F1/8468—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits
    • G01F1/8472—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having curved measuring conduits, i.e. whereby the measuring conduits' curved center line lies within a plane
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G01F1/845—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits
    • G01F1/8468—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits
    • G01F1/8472—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having curved measuring conduits, i.e. whereby the measuring conduits' curved center line lies within a plane
    • G01F1/8477—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having curved measuring conduits, i.e. whereby the measuring conduits' curved center line lies within a plane with multiple measuring conduits
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow
    • A61M2205/3334—Measuring or controlling the flow rate

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Emergency Medicine (AREA)
  • Measuring Volume Flow (AREA)
  • External Artificial Organs (AREA)
  • Paper (AREA)

Abstract

MEDIDOR DE FLUJO (1) QUE COMPRENDE DOS TUBOS COPLANARES EN FORMA DE U (2, 3), LLEVANDO UNA CORRIENTE ASCENDENTE ((FI) 1, (FI) 2); UN CUERPO (4) DENTRO DEL QUE SE CONECTAN LOS EXTREMOS DE LOS TUBOS (2, 3), A SU FRECUENCIA DE RESONANCIA ALREDEDOR DE UNOS EJES (A-A), DEFINIDO POR LOS PUNTOS EN LOS QUE LOS TUBOS (2, 3) ESTAN CONECTADOS AL CUERPO (4); UNOS MEDIOS SECUNDARIOS (32, 33) PARA DETERMINAR EL ANGULO DE INCLINACION DE LAS PARTES CENTRALES DE LOS TUBOS (2, 3) OPUESTOS AL CUERPO (4). DESDE CADA POSICION CENTRAL (5, 6), SE ORIGINAN DOS BRAZOS LATERALES (7, 11 Y 8, 12); LOS BRAZOS (7, 11) DEL PRIMER TUBO (2), DEFINEN RESPECTIVAMENTE UN ANGULO OBTUSO Y UNO AGUDO CON SU PARTE CENTRAL (5), Y LOS BRAZOS (8, 12) DEL SEGUNDO TUBO (3), DEFINEN RESPECTIVAMENTE UN ANGULO AGUDO Y UNO OBTUSO CON SU PARTE CENTRAL (6).
ES91101543T 1990-02-08 1991-02-05 Unidad de dialisis y su medidor de flujo diferencial perfeccionado. Expired - Lifetime ES2063984T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4721U IT221139Z2 (it) 1990-02-08 1990-02-08 Flussimetro differenziale di tipo perfezionato.

Publications (1)

Publication Number Publication Date
ES2063984T3 true ES2063984T3 (es) 1995-01-16

Family

ID=11113083

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91101543T Expired - Lifetime ES2063984T3 (es) 1990-02-08 1991-02-05 Unidad de dialisis y su medidor de flujo diferencial perfeccionado.

Country Status (5)

Country Link
EP (1) EP0441328B1 (es)
AT (1) ATE112624T1 (es)
DE (1) DE69104391T2 (es)
ES (1) ES2063984T3 (es)
IT (1) IT221139Z2 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1245999B (it) * 1991-05-29 1994-11-07 Bellco Spa Apparecchiatura per trattamenti di emodiafiltrazione.
DE19631345B4 (de) * 1996-08-02 2012-03-15 Audi Ag Elektrisch betätigbare Stellvorrichtung
CN102288246A (zh) * 2011-07-08 2011-12-21 重庆市澳凯龙医疗器械研究有限公司 差分流量信号采集器
CN113952529A (zh) * 2021-10-21 2022-01-21 成都科汇模具有限公司 一种血透治疗用精密流量计的叉分管装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4252028A (en) * 1979-02-26 1981-02-24 S & F Associates Method and apparatus for measuring flow
IT1204338B (it) * 1986-05-06 1989-03-01 Bellco Spa Flussimetro differenziale di massa
US4911006A (en) * 1986-10-03 1990-03-27 Micro Motion Incorporated Custody transfer meter

Also Published As

Publication number Publication date
IT221139Z2 (it) 1994-02-16
EP0441328A1 (en) 1991-08-14
DE69104391T2 (de) 1995-02-23
EP0441328B1 (en) 1994-10-05
IT9004721U1 (it) 1991-08-09
DE69104391D1 (de) 1994-11-10
IT9004721V0 (it) 1990-02-08
ATE112624T1 (de) 1994-10-15

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