Original sentence: Ionic silver has had a long history of use in medical applications, and it has been shown irrefutably that ionic silver, in the right quantities, has a net positive benefit in treating wounds.Silver nanoparticles do not have such a long pedigree, although over the last ten years it seems to evidently be an effective agent.Silzone heart valve
Edited sentence: After 3 years on the market and 36 000 implants, St.In a post-commercialization study, researchers showed that the valve prevented tissue ingrowth, created paravalvular leakage, valve loosening, and in the worst cases explantation.Ionic silver has had a long history of use in topical medical applications, and it has been shown irrefutably that ionic silver, in the right quantities, has a net positive benefit in treating wounds.Jude Medical released a mechanical heart valve with a silver coated sewing cuff (coated using ion beam-assisted deposition) in 1997.Jude discontinued and voluntarily recalled the valve.Silver nanoparticles do not have such a long pedigree, although over the last ten years it seems to evidently be an effective agent in the treatment of wounds.Silzone heart valve: St.The valve was approved for sale in Canada, Europe, the United States, and most other markets around the world.The valve was designed to reduce the instances of endocarditis