ES2122319T3 - Inhalador con regulacion del caudal de aire. - Google Patents

Inhalador con regulacion del caudal de aire.

Info

Publication number
ES2122319T3
ES2122319T3 ES94924346T ES94924346T ES2122319T3 ES 2122319 T3 ES2122319 T3 ES 2122319T3 ES 94924346 T ES94924346 T ES 94924346T ES 94924346 T ES94924346 T ES 94924346T ES 2122319 T3 ES2122319 T3 ES 2122319T3
Authority
ES
Spain
Prior art keywords
duct
air
air flow
inhalation
area
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
ES94924346T
Other languages
English (en)
Inventor
Alastair Robert Clarke
Clive Sleath
Michael Trevor Shepherd
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.)
Fisons Ltd
Original Assignee
Fisons Ltd
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
Priority claimed from GB939317196A external-priority patent/GB9317196D0/en
Priority claimed from GB939317198A external-priority patent/GB9317198D0/en
Priority claimed from GB939317197A external-priority patent/GB9317197D0/en
Application filed by Fisons Ltd filed Critical Fisons Ltd
Application granted granted Critical
Publication of ES2122319T3 publication Critical patent/ES2122319T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0126—Control of flow without auxiliary power the sensing element being a piston or plunger associated with one or more springs
    • 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
    • A61M15/0001—Details of inhalators; Constructional features thereof
    • A61M15/002—Details of inhalators; Constructional features thereof with air flow regulating means
    • 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
    • A61M15/0028—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0106—Control of flow without auxiliary power the sensing element being a flexible member, e.g. bellows, diaphragm, capsule
    • G05D7/0113—Control of flow without auxiliary power the sensing element being a flexible member, e.g. bellows, diaphragm, capsule the sensing element acting as a valve
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0126—Control of flow without auxiliary power the sensing element being a piston or plunger associated with one or more springs
    • G05D7/0133—Control of flow without auxiliary power the sensing element being a piston or plunger associated with one or more springs within the flow-path
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0173—Control of flow without auxiliary power using pivoting sensing element acting as a valve mounted within the flow-path
    • 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
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/06—Solids
    • A61M2202/064—Powder

Abstract

SE SUMINISTRA UN DISPOSITIVO PARA LA ADMINISTRACION DE UN INSTRUMENTO DE INHALACION QUE INCLUYE UN CUERPO QUE DEFINE UN CONDUCTO PARA EL PASO DEL AIRE QUE TIENE UN EJE LONGITUDINAL, UNA ENTRADA DE AIRE, UNA SALIDA DE AIRE QUE FORMA UNA BOQUILLA, MEDIOS PARA LA DISPENSACION DEL MEDICAMENTO AL INTERIOR DEL CONDUCTO PARA EL AIRE Y MEDIOS PARA LA REGULACION DEL FLUJO DE AIRE, EL DISPOSITIVO SE CARACTERIZA EN QUE LOS MEDIOS DE REGULACION DEL FLUJO DE AIRE INCLUYEN UN MEDIO DE OBSTRUCCION MOVIL PARA REDUCIR EL AREA DE SECCION DE CORTE DEL CONDUCTO EN UNA UBICACION ENTRE LA ENTRADA DE AIRE Y LOS MEDIOS PARA LA DISPENSACION DEL MEDICAMENTO Y MEDIOS DE DESVIACION, MEDIANTE LOS CUALES LOS MEDIOS DE OBSTRUCCION SON EMPUJADOS A UNA PRIMERA POSICION DE DESCANSO EN LA CUAL EL AREA DE SECCION DE CORTE DEL CONDUCTO ES MINIMA Y ESTAN ADAPTADOS PARA MOVERSE CONTRA EL EMPUJE DE LOS MEDIOS DE DESVIACION HASTA UNA SEGUNDA POSICION EN LA CUAL EL AREA DE SECCION DE CORTE DEL CONDUCTO ES MAXIMA EN RESPUESTA A UNACAIDA DE PRESION EN LA BOQUILLA PROVOCADA POR LA INHALACION, Y ESTAN ADAPTADOS PARA MOVERSE ADICIONALMENTE HASTA UNA TERCERA POSICION EN LA CUAL EL AREA DE SECCION DE CORTE DEL CONDUCTO ES MENOR QUE EL MAXIMO EN RESPUESTA A UNA CAIDA MAYOR DE PRESION EN LA BOQUILLA PROVOCADA POR LA INHALACION.
ES94924346T 1993-08-18 1994-08-18 Inhalador con regulacion del caudal de aire. Expired - Lifetime ES2122319T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB939317196A GB9317196D0 (en) 1993-08-18 1993-08-18 Gas flow regulator
GB939317198A GB9317198D0 (en) 1993-08-18 1993-08-18 Gas flow regulator
GB939317197A GB9317197D0 (en) 1993-08-18 1993-08-18 Gas flow regulator

Publications (1)

Publication Number Publication Date
ES2122319T3 true ES2122319T3 (es) 1998-12-16

Family

ID=27266819

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94924346T Expired - Lifetime ES2122319T3 (es) 1993-08-18 1994-08-18 Inhalador con regulacion del caudal de aire.

Country Status (12)

Country Link
US (2) US5727546A (es)
EP (1) EP0714314B1 (es)
JP (1) JP3545764B2 (es)
AT (1) ATE172124T1 (es)
CA (1) CA2169760C (es)
DE (1) DE69413989T2 (es)
DK (1) DK0714314T3 (es)
ES (1) ES2122319T3 (es)
FI (1) FI114448B (es)
NO (1) NO312436B1 (es)
SG (1) SG82544A1 (es)
WO (1) WO1995005208A1 (es)

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NO312436B1 (no) 2002-05-13
WO1995005208A1 (en) 1995-02-23
FI960704A (fi) 1996-02-16
FI114448B (fi) 2004-10-29
DE69413989T2 (de) 1999-04-08
SG82544A1 (en) 2001-08-21
CA2169760A1 (en) 1995-02-23
EP0714314B1 (en) 1998-10-14
JPH09501581A (ja) 1997-02-18
CA2169760C (en) 2006-06-06
JP3545764B2 (ja) 2004-07-21
ATE172124T1 (de) 1998-10-15
US5727546A (en) 1998-03-17
DK0714314T3 (da) 1999-06-23
NO960610L (no) 1996-03-28
NO960610D0 (no) 1996-02-15
FI960704A0 (fi) 1996-02-16
DE69413989D1 (de) 1998-11-19
US6109261A (en) 2000-08-29
EP0714314A1 (en) 1996-06-05

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