US Patent No: 4,310,017

Number of patents in Portfolio can not be more than 2000

Backflow check valve for use with IV administration sets

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Importance

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Abstract

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A backflow check valve includes male and female hubs sonically welded together with a flow control disc located within the check valve. The disc permits flow in one direction through the check valve, but prevents flow in the other direction through the check valve.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
B. BRAUN MEDICAL, INC.BETHLEHEM, PA103

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Raines, Kenneth Bethlehem, PA 18 640

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Patent Citation Ranking

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Patent Info (Count) # Cites Year
 
Other [Check patent profile for assignment information] (4)
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* 5,041,087 Needle-less parenteral fluid injector 59 1990
* 6,068,617 Needleless valve for use in intravenous infusion 62 1997
* 6,106,502 IV sets with needleless fittings and valves 59 1997
 
CHRYSLER CORPORATION (1)
* 5,365,906 Fluid flow check valve for fuel system 18 1993
 
COSCO MANAGEMENT, INC. (1)
6,568,557 Spill proof training cup 29 2001
 
STANFORD SURGICAL TECHNOLOGIES, INC. (2)
* 5,885,238 System for cardiac procedures 127 1995
* 5,702,368 System for cardiac procedures 237 1995
 
UGI Corporation (1)
* 5,234,027 Fluid flow inhibitor for use in a static flow system device 1 1992
 
ADVANCED CATHETER SYSTEMS, A CORP. OF CA. (1)
* 4,468,224 System and method for catheter placement in blood vessels of a human patient 268 1982
 
SHOLDERS, RONALD (1)
* 5,015,369 Assembly for filtering amniotic fluid 3 1990
 
B. BRAUN MEDICAL, INC. (3)
* 5,618,268 Medical infusion devices and medicine delivery systems employing the same 44 1995
* 5,623,969 Normally closed aspiration valve 22 1995
* 5,697,904 Medical infusion devices and medicine delivery systems employing the same 33 1996
 
STEPHEN A. MOTISI, TRUSTEE OF THE STEPHEN A. MOTISI DECLARATION OF TRUST DATED APRIL 26, 2000 (1)
6,544,235 Valve for use with a catheter 4 2001
 
FILTERTEK INC. (2)
* 4,749,003 Center flow check valve 67 1987
* 4,966,199 Diaphragm-type center flow check valve 61 1989
 
SOPHYSA (1)
7,282,040 Gravitational pressure regulating mechanism 0 2002
 
CYTYC CORPORATION (2)
8,523,826 Luer-type needle-free valve fitting with bypass 1 2009
8,403,822 Passive vent for brachytherapy balloon catheters 0 2009
 
SIEMENS INFUSION SYSTEMS LEGAL DEPARTMENT (1)
* 4,646,781 Diaphragm valve for medication infusion pump 48 1986
 
MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH (2)
6,371,942 Automatic manifold for vascular catheter 25 1998
6,638,258 Automatic manifold for vascular catheter 21 2001
 
GAMBRO LUNDIA AB (3)
* 7,422,565 Support element for an extracorporeal fluid transport line 2 2003
7,316,662 Infusion device for medical use 40 2003
8,728,020 Infusion apparatus 0 2007
 
LIFE TECHNOLOGIES CORPORATION (1)
7,384,783 Stirred-tank reactor system 19 2005
 
CAREFUSION 303, INC. (1)
6,206,860 Spikeless connection and drip chamber with valve 32 1998
 
EDWARDS LIFESCIENCES CORPORATION (12)
* 5,354,272 Improved injectate delivery system 55 1993
* 5,792,094 Method of delivering cardioplegic fluid to a patient's heart 126 1995
* 5,800,375 Catheter system and method for providing cardiopulmonary bypass pump support during heart surgery 118 1995
* 5,769,812 System for cardiac procedures 235 1996
* 6,090,096 Antegrade cardioplegia catheter and method 110 1997
* 6,159,178 Methods and devices for occluding the ascending aorta and maintaining circulation of oxygenated blood in the patient when the patient's heart is arrested 14 1998
6,248,086 Method for cannulating a patient's aortic arch and occluding the patient's ascending aortic arch 6 1998
6,398,752 Method of occluding a patient's ascending aorta and delivery cardioplegic fluid 108 1998
6,293,920 Catheter system and method for providing cardiopulmonary bypass pump support during heart surgery 16 1998
6,932,792 Antegrade cardioplegia catheter and method 53 2000
6,589,206 Methods and devices for occluding the ascending aorta and maintaining circulation of oxygenated blood in the patient when the patient's heart is arrested 10 2000
6,902,556 Methods and devices for occluding the ascending aorta and maintaining circulation oxygenated blood in the patient when the patient's heart is arrested 49 2002
 
BAXTER INTERNATIONAL INC. (11)
6,297,046 Multilayer gas-permeable container for the culture of adherent and non-adherent cells 31 1994
6,881,790 Polymeric compositions for medical packaging and devices 7 1995
6,399,704 Polymeric compositions for medical packaging and devices 34 1995
* 5,854,347 Polymeric compositions for medical packaging and devices 27 1995
* 5,686,527 Polymeric compositions for medical packaging and devices 41 1995
* 5,976,300 Method of sealing a port tube in a container 52 1997
* 6,024,220 Encapsulated seam for multilayer materials 29 1997
* 5,935,847 Multilayer gas-permeable container for the culture of adherent and non-adherent cells 30 1998
6,528,173 Coextruded multilayer films for sterilizable fluid containers 1 1998
6,391,404 Coextruded multilayer film materials and containers made therefrom 6 1998
6,964,798 Multi-layered polymer based thin film structure for medical grade products 0 2002
 
HOSPIRA, INC. (1)
* 5,085,643 Syringe, adaptor, and check valve combination for parenteral infuser 29 1989
 
BURRON MEICAL INC. A CORP. OF PA (1)
* 4,535,820 Normally closed check valve 139 1984
 
Biomedica Mexicana, S.A. DE C.V. (1)
* 4,787,887 Ventricular by-pass valve for draining the cephalorachidian liquid in the hydrocephalus 7 1987
 
SOLOMON, FRED D. (1)
* 8,690,548 Mobile heat pump 0 2008
 
PACIFIC DEVICE, INC., A DELAWARE CORPORATION (2)
* 5,431,185 Manifold for infusing medical fluids 31 1994
* 5,738,662 Retrograde flow checked manifold for infusing medical fluids 12 1996
 
MKS INSTRUMENTS, INC. (1)
* 4,683,910 High-speed protective check valving for pressure transducers and the like 9 1986
 
HALKEY-ROBERTS CORPORATION (2)
6,988,510 Disc check valve 9 2003
* 6,923,202 Modular pressure relief valve 3 2003
 
W. L. GORE & ASSOCIATES, INC. (2)
6,960,189 Proximal catheter assembly allowing for natural and suction-assisted aspiration 1 2002
7,004,931 Proximal catheter assembly having a self-limiting aspiration valve 14 2002
* Cited By Examiner