Treatment of collagenous tissue with glutaraldehyde and aminodiphosphonate calcification inhibitor
August 14, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3562820 Method of treatment of calcium disorders using phosphonoalkane-polycarboxylic acids Preparing natural tissue for implantation so as to provide improved flexibility Non-antigenic, non-thrombogenic infection-resistant grafts from umbilical cord vessels and process for preparing and using same Substitute blood vessel and a process for preparing the same Transplants Method for inhibiting mineralization of natural tissue during implantation Coating for bioprosthetic device and method of making same Method for inhibiting mineralization of natural tissue during implantation Patent #: 4402697 InventorAssigneeApplicationNo. 06/640725 filed on 08/14/1984US Classes:8/94.11, Internal tissues623/1.42, Drug delivery623/1.47, Collagen8/94.18With organic materialExaminersPrimary: Clingman, A. LionelAttorney, Agent or FirmInternational ClassesA61L 27/00 (20060101)A61L 27/36 (20060101) AbstractA process for the treatment of collagenous tissue to adapt it for use in a prosthetic implant and to promote the growth of endothelial cells thereon after implantation comprising treatment with at least one surfactant prior to fixation, treatment with agents which inhibit calcification and agents which resist attack by phagocytic cells and optional treatment with stabilizing agents.Other References
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