新型伤口敷料的特性与应用__培训课件.ppt

When blisters occur, fluid is trapped between the epidermis and dermis. May be caused by friction or burn injuries. 如果烧伤患者，需要清创坏死组织，再用 Framycetin sulphate 1% Healing: Superficial wounds (hair follicles and sweat glands are not completely destroyed). Will heal by re-epithelialization. High levels of sero/sanguinous fluid initially Wound typically dries out after 4-5 days. Site typically heals within 7-20 days (secondary intention) Exposure of nerve endings causes stinging/burning pain Site typically is dry and itchy after healing. ? Ideal dressing: Retains moisture and warmth at wound surface Absorbs excess exudate Painless to apply and remove Stays in place Easy to use and cost-effective Tebdra Solutions: Mepilex and Melgisorb for draining donor sites. Important: If customer elects to use Mepitel (off-label), they should cover it with a moistened gauze to allow for wicking and non-adherence. Mepitel is not indicated for donor site dressings, but is indicated for painful wounds. Mepilex and Mepilex Border are also used on donor sites in some countries we do not actively recommend these products for this indication (lack of studies). ? Let’s move to the silver in wound care. Why has silver become so popular? Silver is proven to be effective in low concentrations, safety aspect Many of the products introduced in the last decade provide a sustained release of silver meaning that you have a prolonged activity and do not need to change dressings as frequently (e.g. Acticoat, Aquacel Ag, Contreet) The increasing problem with antibiotic resistance has highlighted the need for a safe agent The “big 3” SN, JJ, Convatec are pushing silver products and invest heavily in marketing (together with Coloplast) NB. We have 2 clinical randomised trials showing that Mepitel have faster healing rates on burns than SSD (Silver sulfadiazine cream)*. Silver alone does not make the ideal dressing! * Gotschall et al. Prospective, Randomized study of the Efficacy of Mepitel on Children wi