Slow-release and long-acting calcium alginate patch for surgical local infection

The utility model discloses a slow-release long-acting calcium alginate patch for surgical local infection, which comprises a base patch, a placing area is fixed in the base patch, an auxiliary structure is adhered to one end of the base patch, an absorbent cotton layer is fixed at the top end in th...

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Hauptverfasser: CHEN ZHIZHEN, LIU MEI, LU TIANYI, LIU SONGHUA, PAN HAIBANG, YAN ZHIHENG, WANG BO, YAN CHUNMEI, LIU YUANYUAN, CUI YAN, WU ZHIHANG, LI RICHENG, WANG JIENENG, WANG TIANMING, LI PENGFEI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The utility model discloses a slow-release long-acting calcium alginate patch for surgical local infection, which comprises a base patch, a placing area is fixed in the base patch, an auxiliary structure is adhered to one end of the base patch, an absorbent cotton layer is fixed at the top end in the placing area, a calcium alginate film is fixed at the bottom end of the absorbent cotton layer, and the auxiliary structure is adhered to the other end of the base patch. An elastic structure is arranged in the base patch, and air holes are formed in the containing areas. The calcium alginate film has the characteristics of good hygroscopicity, biocompatibility, gelling property, hemostasis and the like, and fibers of the calcium alginate film have the characteristics of antibacterial property, degradability and the like, so that a moist environment is provided for a wound, the concentration of traditional Chinese medicine is kept relatively stable, the traditional Chinese medicine directly acts on the wound surf