To report the methods and effect of axial pattern flap on lower limb in repairing deep wounds of heels by using color Doppler flow imaging (CDFI) technique so as to solve the ever before problems that the vessel can n...To report the methods and effect of axial pattern flap on lower limb in repairing deep wounds of heels by using color Doppler flow imaging (CDFI) technique so as to solve the ever before problems that the vessel can not be displayed in designing axial flap.Methods Suitable axial flaps on lower limbs were selected according to the character of the wounds.There were 25 flaps including 10 cases of the distal-based sural neurovascular flap,nine medial sole flap and six medial leg flap.All the axial pattern flaps were designed on the basis of traditional design ways before operation;then,CDFI appliance with high resolution was used to examine the starting spot,exterior diameter,trail and length of the flap’s major artery.The flaps were redesigned according to the results of CDFI and transferred to cover the wounds.In the meantime,both the results of operation and examination were compared.Results The major artery’s starting spot,exterior diameter,trail and anatomic layers were displayed clearly,in consistency with the results of operation.The flaps survived completely and recovered well,with perfect appearance,color and arthral function.Conclusion CDFI is a simple,macroscopic and atraumatic method for designing the axial pattern flap on lower limb,can provide more scientific and accurate evidence for preoperative determination of flap transplantation and is worthy of clinical application.10 refs,4 figs,2 tabs.展开更多
目的探讨高频彩色多普勒超声(high frequency color Doppler ultrasound,HFCDU)联合宽景成像在股前外侧动脉穿支皮瓣术前导航中的应用价值。方法 2017年1月—2018年3月,收治28例皮肤软组织缺损患者。男22例,女6例;年龄17～66岁,平均33....目的探讨高频彩色多普勒超声(high frequency color Doppler ultrasound,HFCDU)联合宽景成像在股前外侧动脉穿支皮瓣术前导航中的应用价值。方法 2017年1月—2018年3月,收治28例皮肤软组织缺损患者。男22例,女6例;年龄17～66岁,平均33.5岁。致伤原因:烫伤瘢痕2例,重物砸伤7例,交通事故伤12例,摔伤4例,机器绞伤2例,感染溃疡1例。损伤部位:手、腕部6例,小腿12例,足10例。清创后创面范围为6.0 cm×3.5 cm～24.0 cm×9.0 cm,均行游离旋股外侧动脉穿支皮瓣修复术。术前利用HFCDU结合宽景成像探测旋股外侧动脉穿支血供来源、数量、走行、体表位置、血流动力学特点及与体区关系等,根据源动脉的宽景成像显示的穿支信息确定优势穿支作为血管蒂设计皮瓣。皮瓣切取范围为7.0 cm×4.5 cm～26.0 cm×7.0 cm。供瓣区直接拉拢缝合。结果 28例患者术前利用HFCDU结合宽景成像均成功探测到优势穿支,术中证实该穿支存在,定位准确,走行特点与宽景成像结果一致。术后27例皮瓣完全成活;1例皮瓣边缘局部坏死,经换药后愈合。患者均获随访,随访时间3～12个月,平均9个月。皮瓣血运佳、弹性好,供区及受区外形、功能均良好。结论股前外侧皮瓣术前利用HFCDU结合宽景成像导航,可显示其穿支特点、血流动力学信息及与体区关系,使术者能更加准确、直观了解穿支情况,提高了皮瓣切取的成功率及手术效率。展开更多
文摘To report the methods and effect of axial pattern flap on lower limb in repairing deep wounds of heels by using color Doppler flow imaging (CDFI) technique so as to solve the ever before problems that the vessel can not be displayed in designing axial flap.Methods Suitable axial flaps on lower limbs were selected according to the character of the wounds.There were 25 flaps including 10 cases of the distal-based sural neurovascular flap,nine medial sole flap and six medial leg flap.All the axial pattern flaps were designed on the basis of traditional design ways before operation;then,CDFI appliance with high resolution was used to examine the starting spot,exterior diameter,trail and length of the flap’s major artery.The flaps were redesigned according to the results of CDFI and transferred to cover the wounds.In the meantime,both the results of operation and examination were compared.Results The major artery’s starting spot,exterior diameter,trail and anatomic layers were displayed clearly,in consistency with the results of operation.The flaps survived completely and recovered well,with perfect appearance,color and arthral function.Conclusion CDFI is a simple,macroscopic and atraumatic method for designing the axial pattern flap on lower limb,can provide more scientific and accurate evidence for preoperative determination of flap transplantation and is worthy of clinical application.10 refs,4 figs,2 tabs.
