| US3822703A
              (en)
            
            * | 1973-02-13 | 1974-07-09 | P Davisson | Breast pump | 
        
          | US4263912A
              (en)
            
            * | 1977-06-08 | 1981-04-28 | Adams Frank H | Milking apparatus and method | 
        
          | EP0000339A1
              (en)
            
            * | 1977-06-20 | 1979-01-24 | Frank Henry Adams | Combination breast pump and gavage feeding apparatus and method | 
        
          | US4563171A
              (en)
            
            * | 1980-03-28 | 1986-01-07 | Sherwood Medical Company | Method for displacing fluid in tubing | 
        
          | CH666614A5
              (de)
            
            * | 1984-12-24 | 1988-08-15 | Isg Ag | Verfahren zum foerdern der wehentaetigkeit bei schwangeren frauen. | 
        
          | US4772262A
              (en)
            
            * | 1985-04-16 | 1988-09-20 | Natural Technologies, Inc. | Portable electric breast pump | 
        
          | EP0198469B1
              (en)
            
            * | 1985-04-16 | 1992-04-15 | Elena M. Grant | Portable electric breast pump | 
        
          | 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 | 
        
          | US4950236A
              (en)
            
            * | 1988-10-21 | 1990-08-21 | Aurora Search Ltd. | Breast pump adapter for filling infant nursers having disposable liners | 
        
          | US5049126A
              (en)
            
            * | 1990-02-16 | 1991-09-17 | Isg/Ag | Breast pump with nipple stimulating insert | 
        
          | EP0466462A1
              (en)
            
            * | 1990-07-10 | 1992-01-15 | I S G Ag | Breast pump with massage for improved lactation | 
        
          | US5100406A
              (en)
            
            * | 1990-11-01 | 1992-03-31 | Graham-Field, Inc. | Silicone breast pump insert | 
        
          | US5163944A
              (en)
            
            * | 1991-08-09 | 1992-11-17 | Neward Theodore C | Obstetrical vacuum extractor | 
        
          | US5308321A
              (en)
            
            * | 1992-05-05 | 1994-05-03 | Castro Donna J | Retainer assisted by vacuum expansion system | 
        
          | USD365399S
              (en) | 1994-05-10 | 1995-12-19 | Medela, Inc. | Heating pad | 
        
          | US5476490A
              (en)
            
            * | 1994-05-10 | 1995-12-19 | Medela, Inc. | Heating pad | 
        
          | US5571084A
              (en)
            
            * | 1994-12-12 | 1996-11-05 | Spread Spectrum Inc. | Microprocessor-controlled vested lactation system | 
        
          | WO1996034638A1
              (en) | 1995-05-02 | 1996-11-07 | Medela, Inc. | Foot-powered breastmilk pump with removable piston pump | 
        
          | US5803926A
              (en)
            
            * | 1995-06-07 | 1998-09-08 | Pristech, Inc. | Double handled vacuum extractor | 
        
          | US6257847B1
              (en) | 1995-08-03 | 2001-07-10 | Medela, Inc. | Diaphragm pump and pump for double-breast pumping | 
        
          | US6547756B1
              (en) | 1999-12-10 | 2003-04-15 | Medela Holding Ag | Programmable breastpump | 
        
          | US5776098A
              (en)
            
            * | 1995-08-03 | 1998-07-07 | Medela, Incorporated | Diaphragm pump and pump mounted in a carrying case useful in breast pumping | 
        
          | US6481986B1
              (en) | 1995-08-03 | 2002-11-19 | Medela Holding Ag | Vacuum adjustment mechanism particularly adapted for a breastpump | 
        
          | US5902267A
              (en)
            
            * | 1996-08-09 | 1999-05-11 | Medo; Elena M. | Breast pump system using wall vacuum source | 
        
          | US5935136A
              (en)
            
            * | 1997-05-09 | 1999-08-10 | Pristech, Inc. | Obstetrical vacuum extractor cup with soft molded lip | 
        
          | US5941847A
              (en)
            
            * | 1998-02-06 | 1999-08-24 | Medela Holding Ag | Breast shield with vacuum isolation element | 
        
          | AU3328799A
              (en) | 1998-03-06 | 1999-09-20 | Ameda Ag Medical Equipment | Breast pump | 
        
          | EP1034807A1
              (en) | 1998-03-06 | 2000-09-13 | Ameda AG | Suction bell for breast pump | 
        
          | US5957931A
              (en)
            
            * | 1998-05-11 | 1999-09-28 | Prism Enterprises, Inc. | Obstetrical vacuum extractor cup | 
        
          | US6361542B1
              (en)
            
            * | 2000-05-17 | 2002-03-26 | Prism Enterprises, Inc. | Obstetrical vacuum extractor cup with force measuring capabilities | 
        
          | JP2002112654A
              (ja)
            
            * | 2000-06-12 | 2002-04-16 | Clute Lorne Jason | 搾乳機 | 
        
          | US6383164B1
              (en) | 2000-09-26 | 2002-05-07 | Gerber Products Company | Massaging breast pump and funnel therefor | 
        
          | AU2002308784B2
              (en)
            
            * | 2001-05-30 | 2008-04-17 | Neomatrix, Llc. | Noninvasive intraductal fluid diagnostic screen | 
        
          | 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 | 
        
          | US6663587B2
              (en) | 2001-06-22 | 2003-12-16 | Medela Holding Ag | Breastshield with multi-pressure and expansible chamber construction, related breastpump and method | 
        
          | US20040024352A1
              (en)
            
            * | 2001-12-27 | 2004-02-05 | Playtex Products, Inc. | Breast pump system | 
        
          | WO2003057276A2
              (en)
            
            * | 2001-12-27 | 2003-07-17 | Playtex Products Inc. | Breast pump system | 
        
          | ATE539780T1
              (de)
            
            * | 2002-02-11 | 2012-01-15 | Medela Holding Ag | Geschmierte brusthaube | 
        
          | US6749582B2
              (en) | 2002-04-30 | 2004-06-15 | The First Years Inc. | Pumping breast milk | 
        
          | US20050234370A1
              (en)
            
            * | 2002-09-17 | 2005-10-20 | Puronyx, Inc. | Breast milk expression system including massaging, expressing and containment features | 
        
          | USD484236S1
              (en) | 2002-09-27 | 2003-12-23 | Playtex Products, Inc. | Breast cup | 
        
          | US20040127845A1
              (en)
            
            * | 2002-12-27 | 2004-07-01 | Playtex Products, Inc. | Breast pump system | 
        
          | US7776008B2
              (en)
            
            * | 2003-08-08 | 2010-08-17 | Playtex Products, Inc. | Manual breast pump | 
        
          | US20050154348A1
              (en)
            
            * | 2004-01-08 | 2005-07-14 | Daniel Lantz | Breast pump | 
        
          | US7396339B2
              (en) | 2004-04-30 | 2008-07-08 | The First Years Inc. | Pumping breast milk | 
        
          | US7311106B1
              (en) | 2005-05-02 | 2007-12-25 | Burton Julie Mcculloch | Nipple selection apparatus and method | 
        
          | US7806855B2
              (en)
            
            * | 2006-04-11 | 2010-10-05 | Playtex Products, Inc. | Manual breast pump | 
        
          | CA2742983A1
              (en)
            
            * | 2008-11-07 | 2010-05-14 | Simplisse, Inc. | Breast pump | 
        
          | US8398584B2
              (en) | 2009-01-16 | 2013-03-19 | Learning Curve Brands, Inc. | Breast pump and method of use | 
        
          | EP2233163A1
              (en) | 2009-03-26 | 2010-09-29 | Koninklijke Philips Electronics N.V. | An insert for a breast pump | 
        
          | EP2263710A1
              (en) | 2009-06-18 | 2010-12-22 | Koninklijke Philips Electronics N.V. | An insert for a breast pump | 
        
          | CN105363080B
              (zh)
            
            * | 2014-08-25 | 2018-07-06 | 浙江辉伦婴童用品有限公司 | 仿真模拟吸乳罩 | 
        
          | WO2021165893A1
              (en)
            
            * | 2020-02-21 | 2021-08-26 | Medela Holding Ag | Breast shield | 
        
          | WO2021165892A1
              (en)
            
            * | 2020-02-21 | 2021-08-26 | Medela Holding Ag | Breastpump unit and method of operation | 
        
          | WO2022159245A1
              (en)
            
            * | 2021-01-21 | 2022-07-28 | Turner Wayne D | Turner breast shield | 
        
          | US20240058513A1
              (en)
            
            * | 2022-08-17 | 2024-02-22 | Wayne D. Turner | Breast shield with suckling motion one way valve |