Absorbable/biodegradable composite yarns and property-modulated surgical implants therefrom

Absorbable/biodegradable composite yarns and property-modulated surgical implants therefrom

  • CN 101,163,451 B
  • Filed: 04/20/2006
  • Issued: 04/16/2014
  • Est. Priority Date: 04/26/2005
  • Status: Active Grant
First Claim
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1. absorbable/biodegradable surgical implant, it comprises at least the first and second cellulosic components, described cellulosic component has different absorption distributions in biotic environment and different strength retention ratios distributes, described the first and second cellulosic components are plied multifilament yarns of the first and second separately continuous yarns, andWherein said first separately continuously yarn comprise end be grafted to 95/5 in multiaxis PTMC (mole) copolymer and described second of the mixture of Acetic acid, hydroxy-, bimol. cyclic ester/6-caprolactone separately continuously yarn comprise 84/11/5 (mole) copolymer of the mixture of 1-lactide/trimethylene carbonate/caprolactone.

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