Objective To study the characteristics and the way of reconstruction in maxillofacial explosive wound.Methods30dogs were randomly divided into 6groups and th e maxillofacial region were wounded by smoothbore barrels c...Objective To study the characteristics and the way of reconstruction in maxillofacial explosive wound.Methods30dogs were randomly divided into 6groups and th e maxillofacial region were wounded by smoothbore barrels combined with detonators.Histological changes of soft tissue at different distance from wound track were observed after injury.At 72h post injury,5dogs in o ne group were re-debrided and reconstructed.Results At 72h after wound,the soft tissue in jury was the most serious.Muscles at 0～0.8cm distant to the wound track we re completely necrotized.The vibration area spread beyond 1.6cm.The wounds were well healed.Conclusions The explosive injury of max-illofacial region was characterize d by wide range of injury and heavily c ontamination.The reconstruction o f soft tissue defect by vascularized gracilis flaps was effective.展开更多
文摘Objective To study the characteristics and the way of reconstruction in maxillofacial explosive wound.Methods30dogs were randomly divided into 6groups and th e maxillofacial region were wounded by smoothbore barrels combined with detonators.Histological changes of soft tissue at different distance from wound track were observed after injury.At 72h post injury,5dogs in o ne group were re-debrided and reconstructed.Results At 72h after wound,the soft tissue in jury was the most serious.Muscles at 0～0.8cm distant to the wound track we re completely necrotized.The vibration area spread beyond 1.6cm.The wounds were well healed.Conclusions The explosive injury of max-illofacial region was characterize d by wide range of injury and heavily c ontamination.The reconstruction o f soft tissue defect by vascularized gracilis flaps was effective.
