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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Bezwada; Rao S.
Address:
Whitehouse Station, NJ
No. of patents:
72
Patents:


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Patent Number Title Of Patent Date Issued
8143325 Bioabsorbable and biocompatible polyurethanes and polyamides for medical devices March 27, 2012
Absorbable polyurethanes, polyamides and polyester urethanes prepared from at least one compound selected from: ##STR00001## or the diamines and diisocyanates thereof, wherein each X represents a member independently selected from --CH.sub.2COO-- (glycolic acid moiety), --CH(CH.sub
8062653 Controlled release of nitric oxide and drugs from functionalized macromers and oligomers November 22, 2011
The present invention provides NO and, optionally, drug releasing macromers and oligomers wherein the drug molecule and NO releasing moiety are linked an absorbable macromer or oligomeric chain susceptible to hydrolytic degradation and wherein the macromer or oligomer comprises of re
7858077 Functionalized phenolic esters and amides and polymers therefrom December 28, 2010
The present invention relates to a compound of the formula: R-AR--O--Y--R' Wherein R represents one or more members selected from H, alkoxy, benzyloxy, aldehyde, halogen, carboxylic acid, --NO.sub.2, --NH.sub.2, --NHCOCH.sub.3, and --NH--Y--R', which is attached directly to AR or a
7772352 Bioabsorbable and biocompatible polyurethanes and polyamides for medical devices August 10, 2010
Absorbable polyurethanes, polyamides and polyester urethanes prepared from at least one compound selected from: ##STR00001## or the diamines and diisocyanates thereof, wherein each X represents a member independently selected from --CH.sub.2COO-- (glycolic acid moiety), --CH(CH.sub.3)CO
7754233 Method of preventing post-operative surgical adhesion July 13, 2010
A method for preventing adhesion using a co-polyester comprising the reaction product of a polycondensation polyester and at least one lactone, wherein the polycondensation polyester comprises the reaction product of diglycolic acid and/or a derivative thereof and ethylene glycol; an
7691364 Functionalized drugs and polymers derived therefrom April 6, 2010
Compounds selected from: ##STR00001## where DRUG-OH, DRUG-COOH and DRUG-NH.sub.2 are biologically active compounds; each X is independently selected from --CH.sub.2COO-(glycolic acid moiety), --CH(CH.sub.3)COO-(lactic acid moiety), --CH.sub.2CH.sub.2OCH.sub.2COO-(dioxanone moiety),
6932974 Method of preventing adhesions with absorbable polyoxaesters August 23, 2005
The present invention describes a method of preventing adhesion formation between tissues in an animal by placing a sterile polyoxaester adhesion prevention barrier between the tissues of the animal to prevent an adhesion from forming.
6831149 Polymerization process using mono-and di-functional initiators to prepare fast crystallizing pol December 14, 2004
The present invention is directed to a process for making an absorbable polylactone copolymer prepared in part from about 2 to about 80 mole percent glycolide, which process utilizes a combination of a monofunctional polymerization initiator and a di-functional polymerization initiat
6794484 Crystallizable polylactone copolymers prepared from mono- and di-functional polymerization initi September 21, 2004
The present invention is directed to absorbable polylactone copolymers prepared in part from about 2 to about 80 mole percent glycolide, utilizing a combination of a monofunctional polymerization initiator and a di-functional polymerization initiator, to achieve rates of crystallizat
6712838 Braided suture with improved knot strength and process to produce same March 30, 2004
The present invention discloses a process for producing a braided suture having an improved knot strength comprising heating a braided suture coated with a low molecular weight biocompatible polymer to a temperature sufficient to melt the low molecular weight biocompatible polymer for a
6458385 Hydrogels containing absorbable polyoxaamides October 1, 2002
The present invention describes a crosslinked aliphatic polyoxaamide polymer and blends thereof that may be used to produce hydrogels, surgical devices such as catheters, molded devices, and the like. The crosslinked aliphatic polyoxaamide of the present invention are formed by crosslink
6403655 Method of preventing adhesions with absorbable polyoxaesters June 11, 2002
The present invention describes a method of preventing adhesion formation between tissues in an animal by placing a sterile polyoxaester adhesion prevention barrier between the tissues of the animal to prevent an adhesion from forming.
6372256 Hydrogels containing absorbable polyoxaamides April 16, 2002
The present invention describes a crosslinked aliphatic polyoxaamide polymer and blends thereof that may be used to produce hydrogels, surgical devices such as catheters, molded devices, and the like. The crosslinked aliphatic polyoxaamide of the present invention are formed by crosslink
6335383 Microdispersions for coating surgical devices January 1, 2002
The present invention provides surgical article and suture coated with bioabsorbable microdispersions which contains a fluid carrier that is a liquid polymer and a particular material.
6325810 Foam buttress for stapling apparatus December 4, 2001
An apparatus for achieving hemostasis and pneumostasis along a staple line by utilizing a compliant bioabsorbable foam buttress which may be attached to one jaw of a surgical stapling apparatus by a biocompatible releasable adhesive.
6251435 Hydrogels containing absorbable polyoxaamides June 26, 2001
The present invention describes a crosslinked aliphatic polyoxaamide polymer and blends thereof that may be used to produce hydrogels, surgical devices such as catheters, molded devices, and the like. The crosslinked aliphatic polyoxaamide of the present invention are formed by crosslink
6224894 Copolymers of absorbable polyoxaesters May 1, 2001
The present invention describes a polyoxaester copolymer and blends thereof that may be used to produce hydrogels, surgical devices such as sutures, sutures with attached needles, molded devices, drug matrices, adhesives, sealants and the like. The invention also contemplates a process f
6147168 Copolymers of absorbable polyoxaesters November 14, 2000
The present invention describes a polyoxaester copolymer and blends thereof that may be used to produce hydrogels, surgical devices such as sutures, sutures with attached needles, molded devices, drug matrices, adhesives, sealants and the like. The invention also contemplates a process f
6113624 Absorbable elastomeric polymer September 5, 2000
Medical devices or components for medical devices formed from bioabsorbable elastomers comprising a segmented copolymer are disclosed. The segmented copolymer is a copolymer of from about 30 to about 40 mole percent of lactide and the balance being substantially p-dioxanone. The segmente
6074660 Absorbable polyoxaesters containing amines and/ or amido groups June 13, 2000
The present invention describes a polyoxaester copolymers containing amines and/or amido groups and blends thereof with other polymers that may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The polyoxaesters copolymer of
6031018 Solventless tipping of braided surgical ligature February 29, 2000
The present claims are directed to a tipped surgical suture and a solventless method for making a tipped suture comprising a suture coated with 6-30 weight percent, based on the total weight of the tipped region of the suture, of a bioresorbable aliphatic polyester copolymer which it
5962023 Hydrogels containing absorbable polyoxaamides October 5, 1999
The present invention describes a crosslinked aliphatic polyoxaamide polymer and blends thereof that may be used to produce hydrogels, surgical devices such as catheters, molded devices, and the like. The crosslinked aliphatic polyoxaamide of the present invention are formed by crosslink
5951997 Aliphatic polyesters of .epsilon.-caprolactone, p-dioxanone and gycolide September 14, 1999
Absorbable, segmented polymers of aliphatic polyesters based on lactone monomers glycolide, p-dioxanone and .epsilon.-caprolactone are described. The segmented polymers exhibit a broad range of properties, especially high strength, low modulus and fast in vivo absorption, useful in a
5868788 High-strength, melt-processable, lactade-rich, poly(lactade-co-p-dioxanone) copolymers February 9, 1999
Absorbable, segmented copolymers of aliphatic polyesters based on lactone monomers lactide, and p-dioxanone are described. The segmented copolymers exhibit a broad range of properties, especially high strength and long elongations. This unique elastomeric behavior makes the copolymers of
5859150 Prepolymers of absorbable polyoxaesters January 12, 1999
The present invention describes a prepolymer of an aliphatic polyoxaester having a polymerizable end group that may be used to produce hydrogels, surgical devices such as sutures, sutures with attached needles, molded devices, and the like.
5844017 Prepolymers of absorbable polyoxaesters containing amines and/or amido groups December 1, 1998
The present invention describes a prepolymer of aliphatic polyoxaesters containing amines and/or amido groups having polymerizable end groups that may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like.
5824333 Injectable liquid copolymers for soft tissue repair and augmentation October 20, 1998
The present invention provides injectable, bioabsorbable liquid copolymers suitable for use as a soft tissue repair or augmentation material in animals comprising a liquid polymer selected from the group consisting of liquid polymers of a plurality of at least two different first lactone
5728752 Injectable microdipersions for soft tissue repair and augmentation March 17, 1998
The present invention provides injectable, bioabsorbable microdispersions suitable for use as a soft tissue repair or augmentation material in animals comprising a fluid carrier that is a liquid polymer selected from the group consisting of liquid polymers of a plurality of at least two
5714551 High strength, melt processable, lactide-rich, poly (lactide-co-p-dioxanone) copolymers February 3, 1998
Absorbable, segmented copolymers of aliphatic polyesters based on lactone monomers lactide, and p-dioxanone are described. The segmented copolymers exhibit a broad range of properties, especially high strength and long elongations. This unique elastomeric behavior makes the copolymers of
5713920 Elastomeric medical device February 3, 1998
Medical devices or components for medical devices formed from bioabsorbable elastomers comprising a random copolymer are disclosed. The random copolymer is a copolymer of from about 30 to about 70 weight percent of: a) .epsilon.-caprolactone, trimethylene carbonate, an ether lactone, or
5703200 Absorbable copolymers and blends of 6,6-dialkyl-1,4-dioxepan-2-one and its cyclic dimer December 30, 1997
This invention provides various copolymers comprising a first repeating unit of the chemical formula: ##STR1## in which R.sub.1 and/or R.sub.2 are alkyl groups and a second repeating units generally having the chemical formula: ##STR2## and combinations of two or more thereof
5700583 Hydrogels of absorbable polyoxaesters containing amines or amido groups December 23, 1997
The present invention describes a crosslinked aliphatic polyoxaesters containing amines and/or amido groups and blends thereof with other polymers that may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The crosslinke
5698213 Hydrogels of absorbable polyoxaesters December 16, 1997
The present invention describes a new crossslinkable and crosslinked aliphatic polyoxaesters and blends thereof that may be used to produce hydrogels, surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The invention also contemplates a proc
5674921 Radiation-curable, urethane-acrylate prepolymers and crosslinked polymers October 7, 1997
A radiation-curable prepolymer of a polyurethane endtipped with an hydroxy (acrylate or methacrylate) is disclosed. The polyurethane is derived from the reaction of a polyfunctional isocyanate with a hydrolyzable oligomer of an anhydrous cyclic ester of an hydroxy acid. Crosslinked polym
5653992 Liquid absorbable copolymers for parenteral applications August 5, 1997
A sustained release parenteral composition comprising an admixture of at least one drug to be delivered in a therapeutically effective amount and a bioabsorbable lactone polymer containing one or more lactone monomers that is a liquid at body temperature, provided in an amount effective
5648088 Blends of absorbable polyoxaesters containing amines and/or amide groups July 15, 1997
The present invention describes aliphatic polyoxaesters containing amines and/or amido groups and blends thereof with other polymers that may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The aliphatic polyoxaesters of t
5645850 Blending containing absorbable polyoxaamides July 8, 1997
The present invention describes an aliphatic polyoxaamide polymer and blends thereof that may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The aliphatic polyoxaamide of the present invention have a first divalent re
5639851 High strength, melt processable, lactide-rich, poly(lactide-CO-P-dioxanone) copolymers June 17, 1997
Absorbable, segmented copolymers of aliphatic polyesters based on lactone monomers lactide, and p-dioxanone are described. The segmented copolymers exhibit a broad range of properties, especially high strength and long elongations. This unique elastomeric behavior makes the copolymers of
5633343 High strength, fast absorbing, melt processable, gycolide-rich, poly(glycolide-co-p-dioxanone) c May 27, 1997
Absorbable, segmented copolymers of aliphatic polyesters based on lactone monomers glycolide, and p-dioxanone are described. The segmented copolymers exhibit a broad range of properties, especially high strength and stiffness, and fast absorption rates and breaking strength retention
5631015 Liquid absorbable copolymers for parenteral applications May 20, 1997
A sustained release parenteral composition comprising an admixture of at least one drug to be delivered in a therapeutically effective amount and a bioabsorbable lactone polymer containing one or more lactone monomers that is a liquid at body temperature, provided in an amount effective
5620698 Blends of absorbable polyoxaesters containing amines and/or amido groups April 15, 1997
The present invention describes aliphatic polyoxaesters containing amines and/or amido groups and blends thereof with other polymers that may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The aliphatic polyoxaesters of t
5618552 Absorbable polyoxaesters April 8, 1997
The present invention describes a new aliphatic polyoxaesters that is bioabsorbable and may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The invention also contemplates a process for producing these polyesters. The alip
5607687 Polymer blends containing absorbable polyoxaesters March 4, 1997
The present invention describes a new aliphatic polyoxaesters and blends thereof that may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The invention also contemplates a process for producing these polyesters. The alipha
5599852 Injectable microdispersions for soft tissue repair and augmentation February 4, 1997
The present invention provides injectable, bioabsorbable microdispersions suitable for use as a soft tissue repair or augmentation material in animals comprising a fluid carrier that is a liquid polymer selected from the group consisting of liquid polymers and a particulate material.
5597579 Blends of absorbable polyoxaamides January 28, 1997
The present invention describes an aliphatic polyoxaamide polymer and blends thereof that may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The aliphatic polyoxaamide of the present invention have a first divalent re
5595751 Absorbable polyoxaesters containing amines and/or amido groups January 21, 1997
The present invention describes a new aliphatic polyoxaesters that is bioabsorbable and may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The invention also contemplates a process for producing these polyesters. The alip
5470340 Copolymers of (p-dioxanone/glycolide and/or lactide) and p-dioxanone November 28, 1995
A copolymer of p-dioxanone and a prepolymer of p-dioxanone and lactide and/or glycolide, and absorbable surgical devices such as sutures, surgical meshes, surgical staples, hemostatic clips, suture knot clips, and the like made therefrom.
5468253 Elastomeric medical device November 21, 1995
Medical devices or components for medical devices formed from bioabsorbable elastomers comprising a random copolymer are disclosed. The random copolymer is a copolymer of from about 30 to about 70 weight percent of: a) .epsilon.-caprolactone, trimethylene carbonate, an ether lactone, or
5464929 Absorbable polyoxaesters November 7, 1995
The present invention describes a new aliphatic polyoxaesters that is bioabsorbable and may be used to produce surgical devices such as sutures, sutures with attached needles, molded devices, and the like. The invention also contemplates a process for producing these polyesters. The alip
5442033 Liquid copolymers of epsilon-caprolactone and lactide August 15, 1995
A copolymer of from in the range of from about 55 to about 70 weight percent lactide and from in the range of from about 45 to about 30 mole percent .epsilon.-caprolactone suitable for use in biomedical applications such as drug delivery, coatings for surgical sutures and needles, and
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