MX9800974A - Bomba de diafragma y bomba montada en un estuche portador, utiles para bombeado de seno. - Google Patents

Bomba de diafragma y bomba montada en un estuche portador, utiles para bombeado de seno.

Info

Publication number
MX9800974A
MX9800974A MX9800974A MX9800974A MX9800974A MX 9800974 A MX9800974 A MX 9800974A MX 9800974 A MX9800974 A MX 9800974A MX 9800974 A MX9800974 A MX 9800974A MX 9800974 A MX9800974 A MX 9800974A
Authority
MX
Mexico
Prior art keywords
pump
diaphragm
carrying case
negative pressure
rigid member
Prior art date
Application number
MX9800974A
Other languages
English (en)
Inventor
Brian H Silver
Larry D Annis
Original Assignee
Medela Inc
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 Medela Inc filed Critical Medela Inc
Publication of MX9800974A publication Critical patent/MX9800974A/es

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
    • F04B45/04—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
    • F04B45/047—Pumps having electric drive
    • 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
    • A61M1/06—Milking pumps
    • 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
    • A61M1/06—Milking pumps
    • A61M1/062—Pump accessories
    • 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
    • A61M1/80—Suction pumps
    • A61M1/82—Membrane pumps, e.g. bulbs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/0009—Special features
    • F04B43/0054—Special features particularities of the flexible members
    • F04B43/0063—Special features particularities of the flexible members bell-shaped flexible members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
    • F04B49/225—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves with throttling valves or valves varying the pump inlet opening or the outlet opening
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
    • F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
    • F04B9/045—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms the means being eccentrics
    • 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
    • A61M1/71—Suction drainage systems
    • A61M1/74—Suction control
    • A61M1/75—Intermittent or pulsating suction

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Pediatric Medicine (AREA)
  • External Artificial Organs (AREA)
  • Reciprocating Pumps (AREA)
  • Prostheses (AREA)

Abstract

Se describe una bomba motorizada que incluye un diafragma flexible que se ajusta dentro de un miembro rígido, un mecanismo impulsor de motor para jalar un miembro tirador fijado al diafragma en alejamiento del miembro rígido para crear un espacio entre el diafragma y el miembro rígido, y para formar una region de presion negativa dentro de dicho espacio, y una salida en comunicacion con la region de presion negativa; en una modalidad, la bomba provee una fuente de presion negativa para un tiraleche que es fácilmente portátil en virtud del estuche portador flexible dentro del cual están montados la bomba de diafragma y el motor.
MX9800974A 1995-08-03 1998-02-03 Bomba de diafragma y bomba montada en un estuche portador, utiles para bombeado de seno. MX9800974A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/510,714 US5776098A (en) 1995-08-03 1995-08-03 Diaphragm pump and pump mounted in a carrying case useful in breast pumping

Publications (1)

Publication Number Publication Date
MX9800974A true MX9800974A (es) 1998-11-30

Family

ID=24031879

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9800974A MX9800974A (es) 1995-08-03 1998-02-03 Bomba de diafragma y bomba montada en un estuche portador, utiles para bombeado de seno.

Country Status (9)

Country Link
US (1) US5776098A (es)
EP (3) EP1498149B1 (es)
JP (1) JPH11510081A (es)
AU (1) AU719643B2 (es)
CA (1) CA2229030C (es)
DE (2) DE69637774D1 (es)
MX (1) MX9800974A (es)
NO (1) NO981526D0 (es)
WO (1) WO1997005913A1 (es)

Families Citing this family (73)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6699213B1 (en) 1995-08-03 2004-03-02 Medela Holding Ag Diaphragm pump protection device for a breastpump
US8096970B2 (en) * 1995-08-03 2012-01-17 Medela Holding Ag Diaphragm pump with prophylactic cover
US6257847B1 (en) 1995-08-03 2001-07-10 Medela, Inc. Diaphragm pump and pump for double-breast pumping
US8282596B2 (en) * 1999-12-10 2012-10-09 Medela Holding Ag Breastpump with letdown feature
US6481986B1 (en) 1995-08-03 2002-11-19 Medela Holding Ag Vacuum adjustment mechanism particularly adapted for a breastpump
DE59610174D1 (de) * 1996-04-14 2003-04-03 Medela Ag Baar Einrichtung zum Absaugen von Muttermilch
US6139521A (en) * 1996-06-03 2000-10-31 Medela Holding Ag Breastpump having particular application as a small motorized pump capable of double-breast pumping
US6290671B1 (en) * 1996-10-03 2001-09-18 Trimed Ag Regulating device for a breast pump
US6090065A (en) * 1998-07-06 2000-07-18 Evenflo Company, Inc. Self-cycling breast pump
US6517513B1 (en) * 1999-01-21 2003-02-11 Neomatrix, Llc Intraductal breast fluid aspiration device
DE19906317C1 (de) * 1999-02-16 2000-10-19 Knf Flodos Ag Sursee Membranpumpe
US6964651B1 (en) 1999-06-23 2005-11-15 L. Jason Clute Apparatus for expressing milk
US6974439B1 (en) 1999-06-23 2005-12-13 L. Jason Clute Apparatus for expressing milk
US6877713B1 (en) 1999-07-20 2005-04-12 Deka Products Limited Partnership Tube occluder and method for occluding collapsible tubes
US6673036B1 (en) 1999-10-13 2004-01-06 The First Years Inc. Pumping breast milk
PT2218468E (pt) 1999-12-10 2013-01-07 Medela Holding Ag Extractor de leite
US6676631B1 (en) * 1999-12-10 2004-01-13 Medela Holding Ag Vacuum and rate control for a breastpump
PT2260885T (pt) * 1999-12-10 2016-11-04 Medela Holding Ag Bomba extractora de leite
JP2002112654A (ja) * 2000-06-12 2002-04-16 Clute Lorne Jason 搾乳機
US6706012B2 (en) 2000-06-12 2004-03-16 L. Jason Clute Apparatus for expressing milk
KR100390618B1 (ko) * 2000-11-27 2003-07-12 (주)서룡상사 모유 착유기
ATE368181T1 (de) 2001-01-02 2007-08-15 Medela Holding Ag Membranpumpe
US6702167B2 (en) 2001-05-18 2004-03-09 Medela Holding Ag Breastpump backpack
US6866994B2 (en) 2001-05-30 2005-03-15 Neomatrix, Llc Noninvasive intraductal fluid diagnostic screen
US20030073951A1 (en) * 2001-05-30 2003-04-17 Morton Kevin B. Disposable patient interface for intraductal fluid aspiration system
CA2451171C (en) * 2001-06-19 2008-06-10 Whisper Wear, Inc. System for a portable hands-free breast pump and method of using the same
US7789865B2 (en) 2002-06-19 2010-09-07 Myers Kenneth E Breast cup with an internal vacuum chamber for a hands-free breast pump
CA2471474C (en) 2001-12-27 2011-04-19 Playtex Products, Inc. Bag system
US7544179B2 (en) 2002-04-11 2009-06-09 Deka Products Limited Partnership System and method for delivering a target volume of fluid
US6749582B2 (en) * 2002-04-30 2004-06-15 The First Years Inc. Pumping breast milk
US7329247B2 (en) * 2002-05-03 2008-02-12 Wallace Gary L Method for toxin removal from a mammal's breast via lactation and lifelike lactation-inducing baby mannequin breast pump
US20040087898A1 (en) * 2002-11-01 2004-05-06 Gotthilf Weniger Breast pump assembly
US20040127845A1 (en) * 2002-12-27 2004-07-01 Playtex Products, Inc. Breast pump system
US20040158198A1 (en) * 2003-02-10 2004-08-12 Erich Pfenninger Portable breast pump
KR200313778Y1 (ko) * 2003-02-18 2003-05-22 주식회사 에버베이비 압력조절기 및 그 압력조절기를 포함한 유축기
US7776008B2 (en) * 2003-08-08 2010-08-17 Playtex Products, Inc. Manual breast pump
US7396339B2 (en) 2004-04-30 2008-07-08 The First Years Inc. Pumping breast milk
ATE495770T1 (de) * 2004-09-20 2011-02-15 Medela Holding Ag Membranpumpe mit entlüftungsventil
US20070135761A1 (en) * 2005-12-09 2007-06-14 Cheng Kai-Sheng Breast pump
WO2007120622A2 (en) 2006-04-11 2007-10-25 Playtex Products, Inc Manual breast pump
MX2008013266A (es) 2006-04-14 2008-10-27 Deka Products Lp Sistemas, dispositivos y metodos para bombeo de fluido, intercambio de calor, deteccion termica y deteccion de conductividad.
US20140199193A1 (en) 2007-02-27 2014-07-17 Deka Products Limited Partnership Blood treatment systems and methods
US9717834B2 (en) 2011-05-24 2017-08-01 Deka Products Limited Partnership Blood treatment systems and methods
US10537671B2 (en) 2006-04-14 2020-01-21 Deka Products Limited Partnership Automated control mechanisms in a hemodialysis apparatus
US9028691B2 (en) 2007-02-27 2015-05-12 Deka Products Limited Partnership Blood circuit assembly for a hemodialysis system
US8366655B2 (en) 2007-02-27 2013-02-05 Deka Products Limited Partnership Peritoneal dialysis sensor apparatus systems, devices and methods
US8491184B2 (en) 2007-02-27 2013-07-23 Deka Products Limited Partnership Sensor apparatus systems, devices and methods
US8409441B2 (en) 2007-02-27 2013-04-02 Deka Products Limited Partnership Blood treatment systems and methods
US8042563B2 (en) 2007-02-27 2011-10-25 Deka Products Limited Partnership Cassette system integrated apparatus
WO2008106191A2 (en) 2007-02-27 2008-09-04 Deka Products Limited Partnership Hemodialysis systems and methods
EP2144644B1 (en) * 2007-05-04 2010-10-06 Medela Holding AG Hands-free breast pump with balanced reciprocating drive
US7833190B1 (en) * 2007-05-17 2010-11-16 Petisamaria Hall Breast pump
CA2705896C (en) 2007-11-21 2019-01-08 Smith & Nephew Plc Wound dressing
EP2214611B1 (en) 2007-11-21 2018-12-26 Smith & Nephew PLC Wound dressing
GB0722820D0 (en) 2007-11-21 2008-01-02 Smith & Nephew Vacuum assisted wound dressing
US10195330B2 (en) 2008-01-23 2019-02-05 Deka Products Limited Partnership Medical treatment system and methods using a plurality of fluid lines
ES2378814T3 (es) * 2008-04-24 2012-04-18 Trm Tiram Import Agencies Ltd Aparato portátil para ordeñar animales
CN102271726B (zh) * 2008-11-07 2014-10-08 辛普里斯公司 吸奶器
WO2010083485A2 (en) 2009-01-16 2010-07-22 Learning Curve Brands, Inc. Breast pump and method of use
GB0912229D0 (en) 2009-07-14 2009-08-26 Jackel Int Ltd A breast pump
AU2012258687C1 (en) 2011-05-24 2018-03-08 Deka Products Limited Partnership Hemodial ysis system
WO2013066919A2 (en) 2011-10-31 2013-05-10 Zhang Henian Systems and methods for maintaining breast or udder health
CA2906849C (en) * 2013-03-15 2021-04-27 Deka Products Limited Partnership Blood treatment systems and methods
CN107249663B (zh) 2015-02-20 2019-11-22 美德乐控股公司 吸乳泵和用于其的罩
WO2017194383A1 (de) 2016-05-11 2017-11-16 Medela Holding Ag Membranvakuumpumpe
TWI621452B (zh) * 2016-11-25 2018-04-21 Mamaway Licensing Co Ltd Electric breast pump
KR20180076538A (ko) * 2016-12-28 2018-07-06 (주)시밀레 듀얼형 자동 유축기
WO2019191645A1 (en) 2018-03-30 2019-10-03 Deka Products Limited Partnership Liquid pumping cassettes and associated pressure distribution manifold and related methods
USD1033629S1 (en) 2018-05-04 2024-07-02 Millennium Enterprise Pte. Ltd. Manual breast pump
US10960115B2 (en) 2018-09-15 2021-03-30 Poh Leng Jeffrey CHUA Manual breast pump and method of use
CL2019002753S1 (es) * 2019-05-17 2020-02-14 Koninklijke Philips Nv Porción de embudo de una bomba extractora de leche.
USD909046S1 (en) * 2019-08-26 2021-02-02 Poh Leng Jeffrey CHUA Manual breast pump capsule
DE102020126241A1 (de) * 2020-10-07 2022-04-07 Alfmeier Präzision SE Membrananordnung

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1596520A (en) * 1922-02-27 1926-08-17 Burtonpage Company Milking machine
NL73732C (es) * 1948-10-08
CH270694A (de) * 1949-03-03 1950-09-15 Mueller Ernst Kg Pumpengerät.
US3786801A (en) * 1969-02-24 1974-01-22 Diagnostic Inc Method and apparatus for aiding in the detection of breast cancer
JPS4731201Y1 (es) * 1969-05-13 1972-09-19
US3776107A (en) * 1972-07-03 1973-12-04 Monogram Ind Inc Diaphragm pump for a recirculating toilet
US3931795A (en) * 1974-07-11 1976-01-13 Duncan Lloyd P Pulsating teat cups
SE409017B (sv) * 1975-05-07 1979-07-23 Jagenberg Werke Ag Anordning for avlegsnande av skum fran en i en behallare pafylld vetska
DE2658322A1 (de) * 1976-12-22 1978-06-29 Wema Medizintech Frauenmilchpumpe
US4249481A (en) * 1977-02-22 1981-02-10 Adams Frank H Milking apparatus and method
DE2720856A1 (de) * 1977-05-09 1978-11-23 Fritz Happel Verfahren und vorrichtung zum maschinellen melken
US4263912A (en) * 1977-06-08 1981-04-28 Adams Frank H Milking apparatus and method
US4323067A (en) * 1977-06-20 1982-04-06 Adams Frank H Combination breast pump and gavage feeding apparatus and method
JPS56127890U (es) * 1980-02-28 1981-09-29
US4857051A (en) * 1980-09-05 1989-08-15 Isg/Ag Breastpump
CH647154A5 (de) * 1980-09-05 1985-01-15 Larsson K O A H Absaughaube fuer eine einrichtung zum absaugen von muttermilch.
JPS5941364B2 (ja) * 1982-08-10 1984-10-06 ジェクス株式会社 搾乳器
DE3314942A1 (de) * 1983-04-25 1984-10-25 Dürr-Dental GmbH & Co KG, 7120 Bietigheim-Bissingen Frauenmilchpumpe
US4607596A (en) * 1983-05-11 1986-08-26 Whittlestone Walter G Milking methods and apparatus
CH662949A5 (de) * 1984-03-14 1987-11-13 Ameda Ag Brustpumpe zum absaugen von muttermilch.
CH666614A5 (de) * 1984-12-24 1988-08-15 Isg Ag Verfahren zum foerdern der wehentaetigkeit bei schwangeren frauen.
AU5611086A (en) * 1985-04-16 1986-10-23 David N. Grant Breast pump with soft conformable flange
US4772262A (en) * 1985-04-16 1988-09-20 Natural Technologies, Inc. Portable electric breast pump
US4710165A (en) * 1985-09-16 1987-12-01 Mcneil Charles B Wearable, variable rate suction/collection device
EP0237474B1 (en) * 1986-02-28 1991-06-12 Ameda Ag Breast pump insert
US4740196A (en) * 1986-07-24 1988-04-26 Powell Margaret D Nursing apparatus
JPH0417829Y2 (es) * 1987-09-25 1992-04-21
US4941433A (en) * 1988-05-23 1990-07-17 Agri-Automation Company, Ltd. Milking method and related apparatus
US5007378A (en) * 1989-03-17 1991-04-16 Hi-Life Rubber Inc. Milking machine teat cup assembly
US4964851A (en) * 1989-03-23 1990-10-23 Isg/Ag Battery-powered breastpump
US4964368A (en) * 1989-09-29 1990-10-23 Versa Medical Technologies, Inc. Milding teat cup having extended liner-shell seal
US5049126A (en) * 1990-02-16 1991-09-17 Isg/Ag Breast pump with nipple stimulating insert
EP0582628B1 (de) * 1991-05-03 1997-01-22 REGIPUR Polyurethan-Anlagentechnik GmbH Mehrlagen-membran mit leckage-ableitung für membranpumpen
US5178095A (en) * 1991-06-13 1993-01-12 Dec International, Inc. Milking system with positive pressure on thin liner
US5295957A (en) * 1991-12-23 1994-03-22 Pigeon Co., Ltd. Breast pump having a pressure adjusting mechanism
US5218924A (en) * 1992-03-19 1993-06-15 Dec International, Inc. Milking system with variable pressure source
US5308321A (en) * 1992-05-05 1994-05-03 Castro Donna J Retainer assisted by vacuum expansion system

Also Published As

Publication number Publication date
EP1498149B1 (en) 2008-12-10
CA2229030C (en) 2001-02-13
EP0846007B1 (en) 2005-01-05
AU719643B2 (en) 2000-05-11
EP0846007A4 (en) 1999-10-27
CA2229030A1 (en) 1997-02-20
EP0846007A1 (en) 1998-06-10
DE69634154T2 (de) 2005-12-22
AU6597596A (en) 1997-03-05
DE69634154D1 (de) 2005-02-10
US5776098A (en) 1998-07-07
DE69637774D1 (de) 2009-01-22
NO981526L (no) 1998-04-03
WO1997005913A1 (en) 1997-02-20
JPH11510081A (ja) 1999-09-07
EP1923080A2 (en) 2008-05-21
NO981526D0 (no) 1998-04-03
EP1923080A3 (en) 2012-02-29
EP1498149A1 (en) 2005-01-19

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MM Annulment or lapse due to non-payment of fees