Patent US5412068A successfully refreshed from Google Patents.
US5412068A
Expired / Lapsed
US
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Medical devices fabricated from homopolymers and copolymers having recurring carbonate units
Assignee: United States Surgical Corp
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Filing: 1994-09-06
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Granted: 1995-05-02
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Expires: 2014-09-06
Abstract
Abstract This invention relates to medical devices formed totally or in part from homopolymers or copolymers comprising recurring carbonate moieties.
Inventors
- 👤 Reginald T.-H. Tang
- 👤 Frank Mares
- 👤 William J. Boyle, Jr.
- 👤 Tin-Ho Chiu
- 👤 Kundanbhai M. Patel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:44
CPC Classifications
A; A61; A61L; A61L27/00; A61L27/14; A61L27/18; A61L15/00; A61L15/16; A61L15/42; A61L15/64; A61L17/00; A61L17/06; A61L17/10; A61L31/00; A61L31/04; A61L31/06; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2508; Y10T442/2525; Y10T442/30; Y10T442/3976; Y10T442/60; Y10T442/696
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
71 words
A medical device comprising: a polymeric fiber; and a bioresorbable copolymer in contact with said polymeric fiber, said bioresorbable copolymer comprising as a major component one or more recurring monomeric units of the formula: ##STR11## wherein: R 5 and R 6 are the same or different and are hydrogen or alkyl having from 1 to about 7 carbon atoms; said polymeric fiber having a different chemical composition that said bioresorbable copolymer.
Claim 2
Dependent Claim
71 words
A medical device comprising: a polymeric fiber; and a bioresorbable copolymer in contact with said polymeric fiber, said bioresorbable copolymer comprising as a major component one or more recurring monomeric units of the formula: ##STR11## wherein: R 5 and R 6 are the same or different and are hydrogen or alkyl having from 1 to about 7 carbon atoms; said polymeric fiber having a different chemical composition that said bioresorbable copolymer.
Claim 3
Dependent Claim
102 words
A medical device as in claim 1 wherein said polymeric fiber is made of a polymer selected from the group consisting of poly(butylene terephthalate), poly(ethylene terephthalate), poly(vinyl alcohol), poly(vinyl acetate), poly(hydroxyethyl methacrylate), poly(hydroxypropyl methacrylate), polysulfones, carbon, silicon carbide, poly(tetrafluoroethylene), ethylene/tetrafluoroethylene copolymer, poly(dioxanone), poly(glycolide-co-trimethylene carbonate), poly(lactides), poly(d-lactide), poly(1-lactide), poly(lactide-co-caprolactone), poly(d,1-lactide), poly(caprolactones), poly(hydroxybutyrates), poly(hydroxyvalerates), poly(hydroxybutyrate-co-hydroxyvalerates), poly(glycolide), poly(urethanes), segmented poly(urethanes), poly(etherurethanes), poly(urethane ureas), silicone rubber, fibrin, natural or processed collagen, mono-di-, tri-, and poly (saccharides), poly(ethylenes), poly(amides), poly(propylene), peptides, poly(carbonated), poly(vinyl fluoride), poly(vinylidene fluoride), poly (vinyl butyral), carboxylmethyl cellulose, cellulose acetate, ethylcellulose, ethylene vinylacetate copolymers, poly(acrylonitrile); poly(vinyl, methyl ether), and their derivative copolymers and blends.
Claim 4
Dependent Claim
24 words
A medical device as in claim 1 wherein said major component is selected from the group consisting of trimethylene carbonate and dimethyl trimethylene carbonate.
Claim 5
Dependent Claim
14 words
A medical device as in claim 1 wherein said major component is trimethylene carbonate.
Claim 6
Dependent Claim
32 words
A medical device as in claim 4 wherein said bioresorbable copolymer further comprises one or more monomers selected from the group consisting of α-hydroxy carboxylic acids, dioxepanones, dioxanones, lactides, lactones and carbonates.
Claim 7
Dependent Claim
27 words
A medical device as in claim 4 wherein said bioresorbable copolymer comprises one or more monomers selected from the group consisting of lactide, glycolide, p-dioxanone and γ-caprolactone.
Claim 8
Dependent Claim
14 words
A medical device as in claim 1 wherein said major component is dimethyltrimethylene carbonate.
Claim 9
Dependent Claim
32 words
A medical device as in claim 7 wherein said copolymer further comprises one or more monomers selected from the group consisting of α-hydroxy carboxylic acids, dioxepanones, dioxanones, lactides, lactones, carbonates and orthocarbonates.
Claim 10
Dependent Claim
26 words
A medical device as in claim 7 wherein said copolymer comprises one or more monomers selected from the group consisting of lactide, glycolide, p-dioxanone and ε-caprolactone.
Claim 11
Dependent Claim
102 words
A medical device as in claim 6 wherein said polymeric fiber is made of a polymer selected from the group consisting of poly(butylene terephthalate), poly(ethylene terephthalate), poly(vinyl alcohol), poly(vinyl acetate), poly(hydroxyethyl methacrylate), poly(hydroxypropyl methacrylate), polysulfones, carbon, silicon carbide, poly(tetrafluoroethylene), ethylene/tetrafluoroethylene copolymer, poly(dioxanone), poly(glycolide-co-trimethylene carbonate), poly(lactides), poly(d-lactide), poly(1-lactide), poly(lactide-co-caprolactone), poly(d,1-lactide), poly(caprolactones), poly(hydroxybutyrates), poly(hydroxyvalerates), poly(hydroxybutyrate-co-hydroxyvalerates), poly(glycolide), poly(urethanes), segmented poly(urethanes), poly(etherurethanes), poly(urethane ureas), silicone rubber, fibrin, natural or processed collagen, mono-di-, tri-, and poly (saccharides), poly(ethylenes), poly(amides), poly(propylene), peptides, poly(carbonated), poly(vinyl fluoride), poly(vinylidene fluoride), poly (vinyl butyral), carboxylmethyl cellulose, cellulose acetate, ethylcellulose, ethylene vinylacetate copolymers, poly(acrylonitrile); poly(vinyl, methyl ether), and their derivative copolymers and blends.
Claim 12
Dependent Claim
102 words
A medical device as in claim 9 wherein said polymeric fiber is made of a polymer selected from the group consisting of poly(butylene terephthalate), poly(ethylene terephthalate), poly(vinyl alcohol), poly(vinyl acetate), poly(hydroxyethyl methacrylate), poly(hydroxypropyl methacrylate), polysulfones, carbon, silicon carbide, poly(tetrafluoroethylene), ethylene/tetrafluoroethylene copolymer, poly(dioxanone), poly(glycolide-co-trimethylene carbonate), poly(lactides), poly(d-lactide), poly(1-lactide), poly(lactide-co-caprolactone), poly(d,1-lactide), poly(caprolactones), poly(hydroxybutyrates), poly(hydroxyvalerates), poly(hydroxybutyrate-co-hydroxyvalerates), poly(glycolide), poly(urethanes), segmented poly(urethanes), poly(etherurethanes), poly(urethane ureas), silicone rubber, fibrin, natural or processed collagen, mono-di-, tri-, and poly (saccharides), poly(ethylenes), poly(amides), poly(propylene), peptides, poly(carbonated), poly(vinyl fluoride), poly(vinylidene fluoride), poly (vinyl butyral), carboxylmethyl cellulose, cellulose acetate, ethylcellulose, ethylene vinylacetate copolymers, poly(acrylonitrile); poly(vinyl, methyl ether), and their derivative copolymers and blends.
Claim 13
Independent Claim
72 words
A method of making a medical device comprising: providing a polymeric fiber; and contacting the polymeric fiber with a bioabsorbable copolymer comprising as a major component one or more recurring monomeric units of the formula: ##STR12## wherein: R 5 and R 6 are the same of different and are hydrogen or alkyl having from 1 to about 7 carbon atoms; said polymeric fiber having a different chemical composition than said bioresorbable copolymer.
Claim 14
Independent Claim
72 words
A method of making a medical device comprising: providing a polymeric fiber; and contacting the polymeric fiber with a bioabsorbable copolymer comprising as a major component one or more recurring monomeric units of the formula: ##STR12## wherein: R 5 and R 6 are the same of different and are hydrogen or alkyl having from 1 to about 7 carbon atoms; said polymeric fiber having a different chemical composition than said bioresorbable copolymer.
Claim 15
Dependent Claim
102 words
A medical device as in claim 1 wherein said polymeric fiber is made of a polymer selected from the group consisting of poly(butylene terephthalate), poly(ethylene terephthalate), poly(vinyl alcohol), poly(vinyl acetate), poly(hydroxyethyl methacrylate), poly(hydroxypropyl methacrylate), polysulfones, carbon, silicon carbide, poly(tetrafluoroethylene), ethylene/tetrafluoroethylene copolymer, poly(dioxanone), poly(glycolide-co-trimethylene carbonates), poly(lactides), poly(d-lactide), poly(1-lactide), poly(lactide-co-caprolactone), poly(d,1-lactide), poly(caprolactones), poly(hydroxybutyrates), poly(hydroxyvalerates), poly(hydroxybutyrate-co-hydroxyvalerates), poly(glycolide), poly(urethanes), segmented poly(urethanes), poly(etherurethanes), poly(urethane ureas), silicone rubber, fibrin, natural or processed collagen, mono-di-, tri-, and poly (saccharides), poly(ethylenes), poly(amides), poly(propylene), peptides, poly(carbonated), poly(vinyl fluoride), poly(vinylidene fluoride), poly (vinyl butyral), carboxylmethyl cellulose, cellulose acetate, ethylcellulose, ethylene vinylacetate copolymers, poly(acrylonitrile); poly(vinyl, methyl ether), and their derivative copolymers and blends.
Claim 16
Dependent Claim
23 words
A method as in claim 12 wherein said major component is selected from the group consisting of trimethylene carbonate and dimethyl trimethylene carbonate.
Claim 17
Dependent Claim
30 words
A method in claim 12 wherein said bioresorbable copolymer further comprises one or more monomers selected from the group consisting of α-hydroxy carboxylic acids, dioxepanones, dioxanones, lactides, lactones and carbonates.
Claim 18
Dependent Claim
25 words
A method in claim 12 wherein said bioresorbable copolymer comprises one or more monomers selected from the group consisting of lactide, glycolide, p-dioxanone and ε-caprolactone.
Claim 19
Dependent Claim
13 words
A method in claim 12 wherein said bioresorbable copolymer is a random copolymer.
Claim 20
Dependent Claim
13 words
A method in claim 12 wherein said bioresorbable copolymer is a block copolymer.
Claim 21
Dependent Claim
32 words
A method as in claim 12 wherein a plurality of polymeric fibers is provided and further comprising the step of weaving, braiding or knitting the polymeric fibers prior to said contacting step.
Claim 22
Dependent Claim
12 words
A method as in claim 12 wherein said polymeric fiber is bioresorbable.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1998-05-01 | 1998-10-31 | 1999-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-05-01 | 2002-10-31 | 2003-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-05-01 | 2006-10-31 | 2007-05-02 | $7700.00 | Window Closed / Lapsed |