CA2309996A1 - Apparatus for fluid administration - Google Patents

Apparatus for fluid administration Download PDF

Info

Publication number
CA2309996A1
CA2309996A1 CA002309996A CA2309996A CA2309996A1 CA 2309996 A1 CA2309996 A1 CA 2309996A1 CA 002309996 A CA002309996 A CA 002309996A CA 2309996 A CA2309996 A CA 2309996A CA 2309996 A1 CA2309996 A1 CA 2309996A1
Authority
CA
Canada
Prior art keywords
inlet
valve
conduit
outlet
gas
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.)
Abandoned
Application number
CA002309996A
Other languages
English (en)
French (fr)
Inventor
Norbert Weiler
Balthasar Eberle
Michael Ebert
Tino Grossmann
Hans-Ulrich Kauczor
Lars Lauer
Klaus Markstaller
Ernst Otten
Reinhard Surkau
Werner Heil
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2309996A1 publication Critical patent/CA2309996A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • A61M15/00—Inhalators
    • A61M15/02—Inhalators with activated or ionised fluids, e.g. electrohydrodynamic [EHD] or electrostatic devices; Ozone-inhalators with radioactive tagged particles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A61B5/0813—Measurement of pulmonary parameters by tracers, e.g. radioactive tracers
    • 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
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/0015—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors
    • A61M2016/0018—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors electrical
    • A61M2016/0021—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors electrical with a proportional output signal, e.g. from a thermistor

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Physics & Mathematics (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
CA002309996A 1997-11-14 1998-11-13 Apparatus for fluid administration Abandoned CA2309996A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE19750467 1997-11-14
DE19750467.1 1997-11-14
DE19813790 1998-03-28
DE19813790.7 1998-03-28
PCT/EP1998/007516 WO1999025243A1 (en) 1997-11-14 1998-11-13 Apparatus for fluid administration

Publications (1)

Publication Number Publication Date
CA2309996A1 true CA2309996A1 (en) 1999-05-27

Family

ID=26041596

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002309996A Abandoned CA2309996A1 (en) 1997-11-14 1998-11-13 Apparatus for fluid administration

Country Status (11)

Country Link
EP (1) EP1030594A1 (no)
JP (1) JP2001522681A (no)
CN (1) CN1281345A (no)
AU (1) AU1874399A (no)
BR (1) BR9814968A (no)
CA (1) CA2309996A1 (no)
HU (1) HUP0100529A2 (no)
IL (1) IL136116A0 (no)
NO (1) NO20002478L (no)
PL (1) PL340503A1 (no)
WO (1) WO1999025243A1 (no)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6423387B1 (en) 1998-06-17 2002-07-23 Medi-Physics, Inc. Resilient containers for hyperpolarized gases and associated methods
BR9911346A (pt) * 1998-06-17 2001-03-13 Medi Physics Inc Dispositivo de transporte de gás hiperpolarizado e método de transporte associado
US6128918A (en) * 1998-07-30 2000-10-10 Medi-Physics, Inc. Containers for hyperpolarized gases and associated methods
US6286319B1 (en) 1998-09-30 2001-09-11 Medi-Physics, Inc. Meted hyperpolarized noble gas dispensing methods and associated devices
US6523356B2 (en) 1998-09-30 2003-02-25 Medi-Physics, Inc. Meted hyperpolarized noble gas dispensing methods and associated devices
US6237363B1 (en) 1998-09-30 2001-05-29 Medi-Physics, Inc. Hyperpolarized noble gas extraction methods masking methods and associated transport containers
US6284222B1 (en) 1998-11-03 2001-09-04 Medi--Physics, Inc. Hyperpolarized helium-3 microbubble gas entrapment methods
EP1155339A1 (en) 1999-02-23 2001-11-21 Medi-Physics, Inc. Portable system for monitoring the polarization level of a hyperpolarized gas during transport
US6295834B1 (en) 1999-06-30 2001-10-02 Medi-Physics, Inc. NMR polarization monitoring coils, hyperpolarizers with same, and methods for determining the polarization level of accumulated hyperpolarized noble gases during production
US6648130B1 (en) 1999-08-11 2003-11-18 Medi-Physics, Inc. Hyperpolarized gas transport and storage devices and associated transport and storage methods using permanent magnets
EP1231953A4 (en) * 1999-09-16 2006-02-08 Univ Johns Hopkins DISTRIBUTED ARCHITECTURE FOR AN APPARATUS USED IN A STRONG MEGNET FIELD AND / OR A HIGH FREQUENCY ENVIRONMENT
US6630126B2 (en) 2000-03-13 2003-10-07 Medi-Physics, Inc. Diagnostic procedures using direct injection of gaseous hyperpolarized 129Xe and associated systems and products
CA2414610A1 (en) 2000-07-13 2002-01-24 Medi-Physics, Inc. Diagnostic procedures using 129xe spectroscopy characteristic chemical shift to detect pathology in vivo
US7179450B2 (en) 2001-09-20 2007-02-20 Medi-Physics, Inc. Methods for in vivo evaluation of pulmonary physiology and/or function using NMR signals of polarized Xe
EP1534990B1 (en) 2002-07-23 2006-10-25 Medi-Physics, Inc. Automated dynamic pressure-responsive hyperpolarized gas dispensing systems, and associated methods and computer program products
ATE423326T1 (de) * 2003-02-26 2009-03-15 Medi Physics Inc Für mri/nmr geeignetes ventil für die gaszuführung eines ventilators und damit verbundene verfahren der gaszuführung
US7275540B2 (en) * 2003-04-22 2007-10-02 Medi-Physics, Inc. MRI/NMR-compatible, tidal volume control and measurement systems, methods, and devices for respiratory and hyperpolarized gas delivery
CN103495251B (zh) * 2013-07-18 2016-01-20 中国科学院武汉物理与数学研究所 一种非麻醉状态下人体超极化气体呼吸装置
WO2021224923A1 (en) * 2020-05-05 2021-11-11 Hospitech Respiration Ltd. Fluid distribution device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3666955A (en) * 1970-07-08 1972-05-30 Edgar L Suprenant Automatic control system for radioactive regional ventilation studies
US4169465A (en) * 1977-05-04 1979-10-02 James A. Walls Method and apparatus for obtaining non-invasive cardio-pulmonary measurements
US4810392A (en) * 1987-04-17 1989-03-07 W. R. Grace & Co. Sample dispensing system for liquid chromatography
US4932401A (en) * 1988-04-01 1990-06-12 Perkins Warren E Two-gas variable ratio, variable dose, metering system and method of use
US5370112A (en) * 1993-07-01 1994-12-06 Devilbiss Health Care, Inc. Method and means for powering portable oxygen supply systems
US5545396A (en) 1994-04-08 1996-08-13 The Research Foundation Of State University Of New York Magnetic resonance imaging using hyperpolarized noble gases
US5612103A (en) 1995-06-07 1997-03-18 Princeton University Coatings for production of hyperpolarized noble gases
FI982069A7 (fi) 1996-03-29 1998-11-10 Lawrence Berkeley Nat Laboratory NMR:n ja MRI:n tehostaminen hyperpolaroitujen jalokaasujen läsnä olles sa
US5642625A (en) 1996-03-29 1997-07-01 The Trustees Of Princeton University High volume hyperpolarizer for spin-polarized noble gas
DE19619471C1 (de) * 1996-05-14 1997-10-16 Siemens Ag Kernspintomographiegerät mit Vorpolarisation

Also Published As

Publication number Publication date
JP2001522681A (ja) 2001-11-20
NO20002478L (no) 2000-07-13
BR9814968A (pt) 2000-10-03
CN1281345A (zh) 2001-01-24
PL340503A1 (en) 2001-02-12
IL136116A0 (en) 2001-05-20
WO1999025243A1 (en) 1999-05-27
NO20002478D0 (no) 2000-05-12
EP1030594A1 (en) 2000-08-30
HUP0100529A2 (hu) 2001-06-28
AU1874399A (en) 1999-06-07

Similar Documents

Publication Publication Date Title
CA2309996A1 (en) Apparatus for fluid administration
US7275540B2 (en) MRI/NMR-compatible, tidal volume control and measurement systems, methods, and devices for respiratory and hyperpolarized gas delivery
Bachert et al. Nuclear magnetic resonance imaging of airways in humans with use of hyperpolarized 3He
Eberle et al. Analysis of intrapulmonary O2concentration by MR imaging of inhaled hyperpolarized helium-3
Black et al. In vivo He-3 MR images of guinea pig lungs.
Hedlund et al. MR-compatible ventilator for small animals: computer-controlled ventilation for proton and noble gas imaging
Kauczor et al. MRI using hyperpolarized noble gases
US6370415B1 (en) Magnetic resonance imaging method
Möller et al. Signal dynamics in magnetic resonance imaging of the lung with hyperpolarized noble gases
US5694934A (en) MR studies in which a paramagnetic gas is administered to a living patient
JP2807964B2 (ja) 変化した双極子モーメントによる磁気共鳴撮像装置及びコントラスト増強用混合物
Rizi et al. Determination of regional VA/Q by hyperpolarized 3He MRI
Martin et al. The pharmacokinetics of hyperpolarized xenon: implications for cerebral MRI
JPH10501708A (ja) 過分極した貴ガスを利用した磁気共鳴映像化
Nouls et al. A constant‐volume ventilator and gas recapture system for hyperpolarized gas MRI of mouse and rat lungs
Wild et al. MR imaging of the lungs with hyperpolarized helium-3 gas transported by air
Virgincar et al. A portable ventilator with integrated physiologic monitoring for hyperpolarized 129Xe MRI in rodents
CN103495251B (zh) 一种非麻醉状态下人体超极化气体呼吸装置
Hedlund et al. Mixing oxygen with hyperpolarized 3He for small‐animal lung studies
US9999756B2 (en) System for delivery of gaseous imaging contrast agents and methods for using same
CN104224401B (zh) 一种用于超极化气体mri的动物自主呼吸装置
CN109363680B (zh) 一种用于肺部动态磁共振成像的便携式呼吸装置及方法
AU760339B2 (en) Use of a hyperpolarized gas for MRI detection of regional variations in oxygen uptake from the lungs
WO1999053332A1 (en) Use of a hyperpolarized gas for mri detection of regional variations in oxygen uptake from the lungs
Schad et al. Hyperpolarized gases-A new type of MR contrast agents?

Legal Events

Date Code Title Description
FZDE Discontinued