Resorbable polymer composition, implant and method of making implant
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61K-002/02
A61K-047/30
출원번호
US-0006800
(2001-12-04)
§371/§102 date
20020422
(20020422)
발명자
/ 주소
Pirhonen, Eija
Nieuwenhuis, Jan
Kaikkonen, Auvo
Nieminen, Tuomo
Weber, Franz
출원인 / 주소
Inion Ltd.
대리인 / 주소
Banner &
인용정보
피인용 횟수 :
8인용 특허 :
7
초록▼
Novel polymer compositions that are useful in the manufacture of medical implants, implants having osteogenic properties and methods of making said implants are disclosed. Polymer compositions comprise a base material including a polymer matrix of resorbable polymer(s) or copolymer(s), and N-methyl-
Novel polymer compositions that are useful in the manufacture of medical implants, implants having osteogenic properties and methods of making said implants are disclosed. Polymer compositions comprise a base material including a polymer matrix of resorbable polymer(s) or copolymer(s), and N-methyl-2-pyrrolidone (NMP), wherein NMP is present in an amount imparting osteogenic properties for the composition.
대표청구항▼
1. A resorbable polymer composition comprising:a melt processed base material including a polymer matrix of resorbable polymer(s) or copolymer(s), and N-methyl-2-pyrrolidone (NMP), wherein the NMP is present in an amount imparting osteogenic properties to the resorbable polymer composition, and wher
1. A resorbable polymer composition comprising:a melt processed base material including a polymer matrix of resorbable polymer(s) or copolymer(s), and N-methyl-2-pyrrolidone (NMP), wherein the NMP is present in an amount imparting osteogenic properties to the resorbable polymer composition, and wherein the NMP is present in an amount between 0.05 and 50 weight-%. 2. A resorbable implant having osteogenic properties, comprising:a melt processed base material including polymer matrix of resorbable polymer(s) or copolymer(s), and wherein the NMP is present in an amount between 0.05 and 50 weight-%. 3. A method of making an implant having osteogenic properties comprising the steps of:selecting polymer(s) or copolymer(s), adding NMP to the polymer(s) or copolymer(s) in an amount imparting osteogenic properties to the implant, melt processing the polymer(s) or copolymer(s) to form a polymer matrix, and forming the implant from said polymer matrix. 4. A resorbable polymer composition comprising:a melt processed base material including a polymer matrix of resorbable polymer(s) or copolymer(s), and wherein the NMP is present in an amount between 0.05 and 50 weight-%. 5. The resorbable polymer composition of claim 4, wherein the polymer matrix is selected from a group consisting of polyglycolide, polylactides, polycaprolactones, polytrimethylenecarbonates, polyhydroxybutyrates, polyhydroxyvalerates polydioxanones, polyorthoesters, polycarbonates, polytyrosinecarbonates, polyorthocarbonates polyalkylene oxalates, polyalkylene succinates, poly(malic acid), poly(maleic anhydride), polypeptides, polydepsipeptides, polyvinylalcohol, polyesteramides, polyamides, polyanhydrides, polyurethanes, polyphosphazenes, polycyanoacrylates, polyfumarates, poly(amino acids), modified polysaccharides, modified proteins and their copolymers, terpolymers or combinations or mixtures or polymer blends thereof.6. The resorbable polymer composition of claim 4, wherein the polymer matrix is selected from the group consisting of polyglycolide, poly(L-lactide-co-glycolide), poly(D,L-lactide-co-glycolide), poly(L-lactide), poly(D,L-lactide), poly(L-lactide-co-D,L-lactide), polycaprolactone, poly(L-lactide-co-caprolactone), poly(D,L-lactide-co-caprolactone) polytrimethylenecarbonate, poly(L-lactide-co-trimethylenecarbonate) poly(D,L-lactide-co-trimethylenecarbonate), polydioxanone and their copolymers, terpolymers or combinations or mixtures or polymer blends thereof.7. A resorbable implant, comprising:a melt processed base material including polymer matrix of resorbable polymer(s) or copolymer(s), and NMP, wherein the NMP is present in an amount between 0.05 and 50 weight-%. 8. The resorbable implant of claim 7, wherein the polymer matrix is selected from a group consisting of polyglycolide, polylactides, polycaprotactones, polytrimethylenecarbonates, polyhydroxybutyrates, polyhydroxyvalerates, polydioxanones, polyorthoesters, polycarbonates, polytyrosinecarbonates, polyorthocarbonates, polyalkylene oxalates, polyalkylene succinates, poly(malic acid), poly(maleic anhydride), polypeptides, polydepsipeptides, polyvinylalcohol, polyesteramides, polyamides, polyanhydrides, polyurethanes, polyphosphazenes, polycyanoacrylates, polyfumarates, poly(amino acids), modified polysaccharides, modified proteins and their copolymers, terpolymers or combinations or mixtures or polymer blends thereof.9. The resorbable implant of claim 7, wherein the polymer matrix is selected from a group consisting of polyglycolide, poly(L-lactide-co-glycolide), poly(D,L-lactide-co-glycolide), poly(L-lactide), poly(D,L-lactide), poly(L-lactide-co-D,L-lactide), polycaprolactone, poly(L-lactide-co-caprolactone), poly(D,L-lactide-co-caprolactone) polytrimethylenecarbonate, poly(L-lactide-co-trimethylencarbonate), poly(D,L-lactide-co-trimethylenecarbonate), polydioxanone and their copolymers, terpolymers or combinations or mixtures or polymer blends thereof.10. A method of making an implant having osteogenic properties comprising the steps of:selecting polymer(s) or copolymer(s), adding NMP to the polymer(s) or copolymer(s) in an amount between 0.05 and 50 weight-%, melt processing the polymer(s) or copolymer(s) to form a polymer matrix, and forming the implant from said polymer matrix. 11. A method of making an implant having osteogenic properties comprising the steps of:selecting polymer(s) or copolymer(s), mixing said polymer(s) or copolymer(s), melt processing the polymer(s) or copolymer(s) to form a polymer matrix, forming the implant from said polymer matrix, and adding NMP to the implant, wherein the NMP is present in an amount between 0.05 and 50 weight-%. 12. The method of making an implant having osteogenic properties of claim 11, wherein NMP is added to the implant preoperatively.13. A method of promoting osteogenesis comprising the steps of:providing a resorbable polymer composition comprising a melt processed base material including a polymer matrix of resorbable polymer(s) or copolymer(s) and NMP, wherein the NMP is present in an amount imparting osteogenic properties to the resorbable polymer composition, and wherein the NMP is present in an amount between 0.05 and 50 weight-%, and implanting the resorbable polymer composition into a recipient to promote osteogenesis. 14. A method of promoting osteogensis comprising the steps of:providing a resorbable implant comprising a melt processed base material including polymer matrix of resorbable polymer(s) or copolymer(s) and NMP, wherein the NMP is present in an amount between 0.05 and 50 weight-%, and implanting the resorbable implant into a recipient to promote osteogenesis. 15. A method of promoting osteogenesis comprising the steps of:selecting polymer(s) or copolymer(s), adding NMP to the polymer(s) or copolymer(s) in an amount imparting osteogenic properties to the polymers(s) or copolymer(s), melt processing the polymer(s) or copolymer(s) to form a polymer matrix, forming an implant from the polymer matrix, and implanting the implant into a recipient to promote osteogenesis. 16. A method of promoting osteogenesis comprising the steps of:providing a resorbable polymer composition comprising a melt processed base material including a polymer matrix of resorbable polymer(s) or copolymer(s) and NMP, wherein the NMP is present in an amount between 0.05 and 50 weight-%, and implanting the resorbable polymer composition into a recipient to promote osteogenesis. 17. The method of promoting osteogenesis of claim 16, wherein the polymer matrix is selected from a group consisting of polyglycolide, polylactides, polycaprolactones, polytrimethylenecarbonates, polyhydroxybutyrates, polyhydroxyvalerates, polydioxanones, polyorthoesters, polycarbonates, polytyrosinecarbonates, polyorthocarbonates, polyalkylene oxalates, polyalkylene succinates, poly(malic acid), poly(maleic anhydride), polypeptides, polydepsipeptides, polyvinylalcohol, polyesteramides, polyamides, polyanhydrides, polyurethanes, polyphosphazenes, polycyanoacrylates, polyfumarates, poly(amino acids), modified polysaccharides, modified proteins and their copolymers, terpolymers or combinations or mixtures or polymer blends thereof.18. The method of promoting osteogenesis of claim 16, wherein the polymer matrix is selected from the group consisting of polyglycolide, poly(L-lactide-co-glycolide), poly(D,L-lactide-co-glycolide), poly(L-lactide), poly(D,L-lactide), poly(L-lactide-co-D,L-lactide), polycaprolactone, poly(L-lactide-co-caprolactone), poly(D,L-lactide-co-caprolactone) polytrimethylenecarbonate, poly(L-lactide-co-trimethylenecarbonate), poly(D,L-lactide-co-trimethylenecarbonate), polydioxanone and their copolymers, terpolymers or combinations or mixtures or polymer blends thereof.19. The method of promoting osteogenesis of claim 14, wherein the polymer matrix is selected from a group consisting of polyglycolide, polylactides, polycaprolactones, polytrimethylenecarbonates, polyhydroxybutyrates, polyhydroxyvalerates, polydioxanones, polyorthoesters, polycarbonates, polytyrosinecarbonates, polyorthocarbonates, polyalkylene oxalates, polyalkylene succinates, poly(malic acid), poly(maleic anhydride), polypeptides, polydepsipeptides, polyvinylalcohol, polyesteramides, polyamides, polyanhydrides, polyurethanes, polyphosphazenes, polycyanoacrylates, polyfumarates, poly(amino acids), modified polysaccharides, modified proteins and their copolymers, terpolymers or combinations or mixtures or polymer blends thereof.20. The method of promoting osteogenesis of claim 14, wherein the polymer matrix is selected from a group consisting of polyglycolide, poly(L-lactide-co-glycolide), poly(D,L-lactide-co-glycolide), poly(L-lactide), poly(D,L-lactide), poly(L-lactide-co-D,L-lactide), polycaprolactone, poly(L-lactide-co-caprolactone), poly(D,L-lactide-co-caprolactone) polytrimethylenecarbonate, poly(L-lactide-co-trimethylenecarbonate), poly(D,L-lactide-co-trimethylenecarbonate), polydioxanone and their copolymers, terpolymers or combinations or mixtures or polymer blends thereof.21. A method of promoting osteogenesis comprising the steps of:selecting polymer(s) or copolymer(s), adding NMP to the polymer(s) or copolymer(s) in an amount between 0.05 and 50 weight-%, melt processing the polymer(s) or copolymers to form a polymer matrix, forming an implant from said polymer matrix, and implanting the implant into a recipient to promote osteogenesis. 22. A method of promoting osteogenesis comprising the steps of:selecting polymer(s) or copolymer(s), melting process said polymer(s) or copolymer(s) to form a polymer matrix, forming an implant from said polymer matrix, adding NMP to the implant, wherein the NMP is present in an amount between 0.05 and 50 weight-%, and implanting the implant into a recipient to promote osteogenesis. 23. The method of promoting osteogenesis of claim 22, wherein the NMP is added to the implant preoperatively.
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