US Patent No: 6,875,230

Number of patents in Portfolio can not be more than 2000

Mechanical heart valve and production method thereof

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Importance

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Abstract

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An artificial heart valve comprising a tubular base body having sinuse(s) of Valsalva and valve cusp(s) provided inside the base body, characterized in that the base body and the valve cusps comprise a bioabsorbable polymer material.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
GUNZE LIMITEDKYOTO87
TOKYO WOMEN'S MEDICAL UNIVERSITYTOKYO17

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hirata, Shigeyuki Moriyama, JP 2 85
Imai, Yasuharu Tokyo, JP 18 148
Morita, Shinichiro Ayabe, JP 7 117
Nakamura, Saburo Ayabe, JP 9 161
Shin'oka, Toshiharu Tokyo, JP 2 65

Cited Art Landscape

Patent Info (Count) # Cites Year
 
Other [Check patent profile for assignment information] (3)
5,139,515 Ascending aortic prosthesis 59 1990
5,545,215 External sigmoid valve complex frame and valved conduit supported by the same 74 1994
5,489,297 Bioprosthetic heart valve with absorbable stent 214 1994
 
DUKE UNIVERSITY (1)
* 5,527,337 Bioabsorbable stent and method of making the same 461 1994
 
UNIVERSITY OF UTAH (1)
* 4,510,628 Artificial heart valve made by vacuum forming technique 13 1982
 
Research Corporation (2)
4,364,127 Trileaflet type prosthetic heart valve 64 1981
4,728,328 Cuffed tubular organic prostheses 322 1985
 
Advanced Cardiovascular Systems, Inc. (1)
* 5,700,286 Polymer film for wrapping a stent structure 699 1996
 
CHILDREN'S MEDICAL CENTER CORPORATION (1)
5,855,610 Engineering of strong, pliable tissues 111 1995
 
CLEMSON UNIVERSITY (1)
5,011,494 Soft tissue implant with micron-scale surface texture to optimize anchorage 95 1990
 
SULZER CARBOMEDICS INC. (1)
* 6,364,905 Tri-composite, full root, stentless valve 41 1999
 
BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM (1)
5,290,494 Process of making a resorbable implantation device 163 1992
 
United States Surgical Corporation (1)
4,916,193 Medical devices fabricated totally or in part from copolymers of recurring units derived from cyclic carbonates and lactides 209 1988
* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
Other [Check patent profile for assignment information] (5)
7,156,872 Implantable valve system 17 2003
* 7,320,705 Bicuspid pulmonary heart valve and method for making same 2 2005
* 2006/0167,542 Bicuspid pulmonary heart valve and method for making same 8 2005
7,862,610 Bicuspid vascular valve and methods for making and implanting same 1 2007
* 2008/0065,198 BICUSPID VASCULAR VALVE AND METHODS FOR MAKING AND IMPLANTING SAME 12 2007
 
EDWARDS LIFESCIENCES CORPORATION (1)
9,301,835 Pre-assembled bioprosthetic valve and sealed conduit 0 2013
 
INNOVIA, LLC (1)
* 2007/0118,210 Trileaflet Heart Valve 29 2006
 
ATRIUM MEDICAL CORPORATION (31)
8,962,023 UV cured gel and method of making 0 2005
8,858,978 Heat cured gel and method of making 0 2005
8,795,703 Stand-alone film and methods for making the same 0 2005
8,263,102 Drug delivery coating for use with a stent 17 2005
* 2006/0110,457 Heat cured gel and method of making 16 2005
* 2006/0078,586 Barrier layer 20 2005
* 2006/0067,975 UV cured gel and method of making 16 2005
8,367,099 Perforated fatty acid films 13 2006
* 2007/0071,798 Perforated bioabsorbable oil film and methods for making the same 15 2006
8,124,127 Hydrophobic cross-linked gels for bioabsorbable drug carrier coatings 16 2006
* 2007/0202,149 Hydrophobic cross-linked gels for bioabsorbable drug carrier coatings 21 2006
9,492,596 Barrier layer with underlying medical device and one or more reinforcing support structures 0 2007
* 2008/0109,017 Barrier layer with underlying medical device and one or more reinforcing support structures 39 2007
8,574,627 Coated surgical mesh 2 2007
* 2008/0118,550 Coated surgical mesh 35 2007
* 2008/0113,001 Tissue separating device with reinforced support for anchoring mechanisms 29 2007
* 2008/0206,305 Implantable barrier device 19 2008
8,312,836 Method and apparatus for application of a fresh coating on a medical device 9 2008
* 2009/0047,414 METHOD AND APPARATUS FOR APPLICATION OF A FRESH COATING ON A MEDICAL DEVICE 46 2008
* 2009/0011,116 REDUCING TEMPLATE WITH COATING RECEPTACLE CONTAINING A MEDICAL DEVICE TO BE COATED 45 2008
9,012,506 Cross-linked fatty acid-based biomaterials 2 2008
* 2009/0181,937 CROSS-LINKED FATTY ACID-BASED BIOMATERIALS 40 2008
9,000,040 Cross-linked fatty acid-based biomaterials 2 2009
* 2009/0208,552 CROSS-LINKED FATTY ACID-BASED BIOMATERIALS 39 2009
9,427,423 Fatty-acid based particles 0 2009
* 2010/0233,232 FATTY-ACID BASED PARTICLES 17 2009
9,278,161 Tissue-separating fatty acid adhesion barrier 0 2009
8,501,229 Hydrophobic cross-linked gels for bioabsorbable drug carrier coatings 10 2012
8,722,077 Drug delivery coating for use with a stent 9 2012
8,574,618 Perforated bioabsorbable oil film and methods for making the same 0 2012
9,220,820 Hydrophobic cross-linked gels for bioabsorbable drug carrier coatings 0 2013
 
HELMUT GULBINS (1)
* 2005/0143,810 Cardiovascular implant, method and device for its production, and its provision for surgery 43 2004
 
MAQUET CARDIOVASCULAR LLC (3)
8,388,679 Single continuous piece prosthetic tubular aortic conduit and method for manufacturing the same 1 2010
8,696,741 Woven prosthesis and method for manufacturing the same 1 2010
9,402,753 Woven prosthesis and method for manufacturing the same 0 2011
 
UNIVERSITY OF SOUTH FLORIDA (2)
RE44050 Vascular prosthesis 0 2004
7,431,733 Vascular prosthesis 5 2004
 
BOSTON SCIENTIFIC SCIMED, INC. (34)
7,416,557 Venous valve apparatus and method 15 2003
8,128,681 Venous valve apparatus, system, and method 10 2003
7,854,761 Methods for venous valve replacement with a catheter 0 2003
7,566,343 Cardiac valve, system, and method 14 2004
7,267,686 Implantable prosthetic valve 112 2004
7,854,755 Vascular catheter, system, and method 1 2005
7,878,966 Ventricular assist and support device 0 2005
7,780,722 Venous valve apparatus, system, and method 6 2005
7,670,368 Venous valve apparatus, system, and method 9 2005
7,244,242 Valve treatment catheter and methods 16 2005
7,722,666 Valve apparatus, system and method 60 2005
8,012,198 Venous valve, system, and method 1 2005
7,569,071 Venous valve, system, and method with sinus pocket 33 2005
7,799,038 Translumenal apparatus, system, and method 8 2006
7,776,053 Implantable valve system 0 2006
7,780,627 Valve treatment catheter and methods 1 2007
8,828,079 Circulatory valve, system and method 9 2007
7,892,276 Valve with delayed leaflet deployment 0 2007
7,967,853 Percutaneous valve, system and method 30 2008
8,002,824 Cardiac valve, system, and method 0 2009
7,951,189 Venous valve, system, and method with sinus pocket 3 2009
8,512,399 Valve apparatus, system and method 9 2009
9,301,843 Venous valve apparatus, system, and method 3 2010
9,370,419 Valve apparatus, system and method 0 2010
8,137,394 Valve with delayed leaflet deployment 0 2011
8,460,365 Venous valve, system, and method with sinus pocket 7 2011
8,470,023 Percutaneous valve, system, and method 22 2011
8,932,349 Cardiac valve, system, and method 7 2011
9,028,542 Venous valve, system, and method 1 2011
8,721,717 Venous valve apparatus, system, and method 0 2012
8,414,641 Valve with delayed leaflet deployment 0 2012
8,672,997 Valve with sinus 7 2012
9,421,083 Percutaneous valve, system and method 0 2013
9,474,609 Venous valve, system, and method with sinus pocket 0 2015
 
CALIFORNIA INSTITUTE OF TECHNOLOGY (2)
8,133,270 In-situ formation of a valve 6 2008
8,348,999 In-situ formation of a valve 11 2012
 
Q3 MEDICAL DEVICES LIMITED (2)
* 8,398,705 Stent 2 2011
* 2011/0213,453 STENT 0 2011
 
BOSTON SCIENTIFIC CORPORATION (1)
7,682,385 Artificial valve 0 2006
* Cited By Examiner

Maintenance Fees

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11.5 Year Payment $7400.00 $3700.00 $1850.00 Oct 5, 2016
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Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00