Peritoneo-venous shunt

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4240434
SERIAL NO

05949734

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A peritoneo-venous shunt for the surgical management of ascites includes a perforated inlet catheter with an asymetrical, one-way valve attached to and contained within a pump body, a venous catheter and a plurality of x-ray absorbing markers placed along the catheters for ascertaining their positioning in a patient.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
DBI ACQUISITION, INC.EVERGREEN, CO0

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Newkirk, John B Rte. 2, Box 302EE, Evergreen, CO 80439 4 273

Cited Art Landscape

Patent Info (Count) # Cites Year
 
DENSO CORPORATION (1)
* 2005/0189,513 Bearing support device 0 2005
* Cited By Examiner

Patent Citation Ranking

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Patent Info (Count) # Cites Year
 
CLINICAL PLASTIC PRODUCTS SA., 5, RUE L.-J. CHEVROLET CH-2300 LA CHAUX-DE-FONDS SWITZERLAND (1)
* 4685905 Implantable arterial catheter, especially multidose injection catheter 65 1986
 
Other [Check patent profile for assignment information] (14)
* 4501263 Method for reducing hypertension of a liver 97 1982
* 4554918 Ocular pressure relief device 166 1982
* 4729761 Tissue-implantable, fluid-dissipating device 75 1985
* 4781675 Infusion cannula 77 1987
* 5766209 Prosthesis intended for the treatment of a natural lumen or tract, in particular an endo-urethral prosthesis 91 1995
* 5728061 Device and method for treating hydrocephalus 10 1996
6290666 Prosthesis intended for the treatment of a natural lumen or tract, in particular an endo-urethral prosthesis 22 1998
6193682 Low profile neonatal hydrocephalus device and methods 14 1998
6629950 Fluid delivery system 38 1999
* 2006/0122,709 Prosthesis intended for the treatment of a natural lumen or tract, in particular an endo-urethral prosthesis 9 2006
9656009 Cardiac assist system using helical arrangement of contractile bands and helically-twisting cardiac assist device 0 2008
* 8734379 Fetal shunt 0 2010
* 2013/0006,162 FETAL SHUNT 0 2010
9295821 Cerebrospinal fluid drainage 1 2013
 
JOHNSON & JOHNSON PROFESSIONAL, INC. (1)
* 4474569 Antenatal shunt 111 1982
 
REGENTS OF THE UNIVERSITY OF MINNESOTA (2)
* 4657530 Compression pump-catheter 22 1984
* 4610658 Automated peritoneovenous shunt 78 1985
 
CALIFORNIA INSTITUTE OF TECHNOLOGY (3)
* 7524298 Device and method for treating hydrocephalus 34 2005
* 2005/0277,865 Device and method for treating hydrocephalus 9 2005
9125655 Correction and optimization of wave reflection in blood vessels 3 2011
 
C.R. BARD, INC. (2)
* 5160325 Catheter with novel lumens shapes 118 1991
* 5261885 Valved catheter 53 1992
 
SCIMED LIFE SYSTEMS, INC. (2)
6576008 Methods and device for inserting and withdrawing a two piece stent across a constricting anatomic structure 9 2001
* 2003/0199,988 Method and device for inserting and withdrawing a two piece stent across a constricting anatomic structure 16 2003
 
MEDTRONIC, INC. (2)
* 8292856 Implantable cerebral spinal fluid drainage system 1 2007
* 2008/0097,276 IMPLANTABLE CEREBRAL SPINAL FLUID DRAINAGE SYSTEM 20 2007
 
PROSTALUND AB (4)
7766899 Partial-length, indwelling prostatic catheter using coiled inflation tube as an anchor and methods of draining urine and flushing clots 2 2003
* 2005/0059,929 Partial-length, indwelling prostatic catheter using coiled inflation tube as an anchor and methods of draining urine and flushing clots 1 2003
7662145 Partial-length indwelling urinary catheter and method permitting selective urine discharge 4 2005
* 2006/0111,691 Partial-length indwelling urinary catheter and method permitting selective urine discharge 8 2005
 
SRS MEDICAL SYSTEMS, LLC (2)
7951064 Endourethral device and method 0 2006
* 2006/0116,547 Endourethral device & method 1 2006
 
MINU, L.L.C. (1)
* 5713844 Device and method for regulating intraocular pressure 160 1997
 
DENVER BIOMATERIALS, INC. (1)
* 4850955 Body fluid transfer device 63 1986
 
PROSTALUND OPERATIONS AB (1)
* 2005/0080,399 Urinary catheter and method with increased resistance to obstructions 11 2004
 
Nordgren Corporation (1)
* 2005/0043,703 Slit valves for catheter tips and methods 30 2003
 
BOSTON SCIENTIFIC SCIMED, INC. (10)
6796976 Establishing access to the body 17 1999
6981964 Draining bodily fluids with a stent 4 2001
6790223 Delivering a uretheral stent 13 2001
7651529 Stricture retractor 2 2003
7112226 Male urethral stent device 2 2004
7678100 Apparatus for establishing access to the body 7 2004
* 2005/0049,570 Apparatus and method for establishing access to the body 8 2004
7691078 Draining bodily fluids with a stent 2 2005
7527651 Male urethral stent device 0 2006
7918815 Draining bodily fluids with a stent 0 2010
 
SEQUANA MEDICAL AG (9)
* 8398577 Implantable fluid management device for the removal of excess fluid 15 2007
* 2009/0318,844 IMPLANTABLE FLUID MANAGEMENT DEVICE FOR THE REMOVAL OF EXCESS FLUID 10 2007
8517973 Implantable fluid management system for the removal of excess fluid 1 2011
9149613 Apparatus and methods for treating intracorporeal fluid accumulation 0 2012
9039652 Apparatus and methods for treating intracorporeal fluid accumulation 1 2012
8585635 Systems and methods for treating chronic liver failure based on peritoneal dialysis 6 2012
8771221 Implantable fluid management device for the removal of excess fluid 0 2013
9421347 Implantable fluid management system for the removal of excess fluid 0 2013
8882699 Implantable fluid management system for the removal of excess fluid 0 2013
 
ABBOTT MEDICAL OPTICS INC. (8)
* 5558629 Glaucoma implant 186 1992
* 5476445 Glaucoma implant with a temporary flow restricting seal 235 1994
* 6050970 Method and apparatus for inserting a glaucoma implant in an anterior and posterior segment of the eye 208 1997
8353856 Glaucoma drainage shunts and methods of use 2 2008
8702639 Glaucoma shunts with flow management and improved surgical performance 0 2010
* 2010/0249,691 GLAUCOMA SHUNTS WITH FLOW MANAGEMENT AND IMPROVED SURGICAL PERFORMANCE 36 2010
8920357 Glaucoma drainage shunts and methods of use 1 2012
9468558 Glaucoma drainage shunts and methods of use 0 2014
* Cited By Examiner