<span style="font-family:Verdana;">Human placental allografts are the latest treatment modalities for diabetic ulcers, chronic wounds, limbs, and tendons for healing cascade and promoting granulation t...<span style="font-family:Verdana;">Human placental allografts are the latest treatment modalities for diabetic ulcers, chronic wounds, limbs, and tendons for healing cascade and promoting granulation tissue coverage. Purion</span><span style="font-family:Verdana;"><span style="font-size:10pt;font-family:""><sup>®</sup></span></span><span style="font-family:Verdana;"> processed dehydrated human amnion/chorion membrane allografts (dHACM), decellularized human collagen matrix (dHCM), dehydrated umbilical cord (dHUC) and micronized dehydrated human amnion/chorion membrane allografts (mdHACM) have been the newest modality used to salvage injured human extremities with tendon and bone exposure.</span><span><span><span style="font-family:;" "=""> </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">A 53-year-old male was assaulted and sustained second and third degree burns to both legs. The left extremity had a 9.5% total body surface area (%TBSA) burned. The right extremity had a 5.5% TBSA and three exposed tendons (Achilles/flexor digitorum longus/tibialis anterior), muscles, talar and tibial bones. Bilateral extremity pedal pulses were present, and all toes had less than two second capillary refill. Sensation, motor, and strength were normal. During the 48-day-hospital stay, the patient had eight operations: tangential excisional debridements of necrotic tissue with weekly wound dressing applications of dHACM and dHCM, on both legs. In addition, dHUC was applied over the exposed tendons on weeks 2 </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">-</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"> 5. The exposed tendons were injected with mdHACM on weeks 4 and 5. Negative pressure wound therapy was applied at 125 mmHg for</span></span></span><span><span><span style="font-family:;" "=""> </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">fourteen days over the wound surfaces covered with a nonadherent dressing, 3% bismuth tribromophenate petrolatum dressing with a glycerol-hydroxyethyl cellulose lubricant. At discharge for rehabilitation, 90% of the split-thickness-skin-graft (STSG) was viable over the right ankle joint, tendons and bone. Use of human placental allografts prevented the need for myocutaneous flap coverage or amputation of the right foot.</span></span></span>展开更多
背景:目前保肢手术已经成为四肢恶性骨肿瘤的规范治疗方式,其目的是不但要提高患者的生存率,而且要保存良好的肢体功能。目的:就四肢恶性骨肿瘤人工关节置换及同种异体骨移植等各种保肢方式进行综述。方法:由第一作者应用计算机检索Pub...背景:目前保肢手术已经成为四肢恶性骨肿瘤的规范治疗方式,其目的是不但要提高患者的生存率,而且要保存良好的肢体功能。目的:就四肢恶性骨肿瘤人工关节置换及同种异体骨移植等各种保肢方式进行综述。方法:由第一作者应用计算机检索PubMed数据库1992年1月至2012年10月及中国期刊网全文数据库1994年1月至2012年12月有关四肢恶性骨肿瘤保肢治疗的文章,英文检索词为"malignant bone tumor,salvage treatment,allograft bone graft,prosthesis and microwave",中文检索词为"恶性骨肿瘤,保肢治疗,大段异体骨,肿瘤假体,微波灭活治疗"。排除重复性研究及Meta分析,共保留31篇文献进行综述。结果与结论:①对于四肢特别是关节周围的恶性骨肿瘤,大多采用人工关节置换、大段同种异体骨移植以及微波灭活治疗。②大段同种异体骨移植后并发症发生率较高,微波灭活治疗技术有新的进展,进一步的研究仍在进行当中。③瘤段骨灭活再植以及乙醇灭活治疗多适用于基层医院。展开更多
文摘<span style="font-family:Verdana;">Human placental allografts are the latest treatment modalities for diabetic ulcers, chronic wounds, limbs, and tendons for healing cascade and promoting granulation tissue coverage. Purion</span><span style="font-family:Verdana;"><span style="font-size:10pt;font-family:""><sup>®</sup></span></span><span style="font-family:Verdana;"> processed dehydrated human amnion/chorion membrane allografts (dHACM), decellularized human collagen matrix (dHCM), dehydrated umbilical cord (dHUC) and micronized dehydrated human amnion/chorion membrane allografts (mdHACM) have been the newest modality used to salvage injured human extremities with tendon and bone exposure.</span><span><span><span style="font-family:;" "=""> </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">A 53-year-old male was assaulted and sustained second and third degree burns to both legs. The left extremity had a 9.5% total body surface area (%TBSA) burned. The right extremity had a 5.5% TBSA and three exposed tendons (Achilles/flexor digitorum longus/tibialis anterior), muscles, talar and tibial bones. Bilateral extremity pedal pulses were present, and all toes had less than two second capillary refill. Sensation, motor, and strength were normal. During the 48-day-hospital stay, the patient had eight operations: tangential excisional debridements of necrotic tissue with weekly wound dressing applications of dHACM and dHCM, on both legs. In addition, dHUC was applied over the exposed tendons on weeks 2 </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">-</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"> 5. The exposed tendons were injected with mdHACM on weeks 4 and 5. Negative pressure wound therapy was applied at 125 mmHg for</span></span></span><span><span><span style="font-family:;" "=""> </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">fourteen days over the wound surfaces covered with a nonadherent dressing, 3% bismuth tribromophenate petrolatum dressing with a glycerol-hydroxyethyl cellulose lubricant. At discharge for rehabilitation, 90% of the split-thickness-skin-graft (STSG) was viable over the right ankle joint, tendons and bone. Use of human placental allografts prevented the need for myocutaneous flap coverage or amputation of the right foot.</span></span></span>
文摘背景:目前保肢手术已经成为四肢恶性骨肿瘤的规范治疗方式,其目的是不但要提高患者的生存率,而且要保存良好的肢体功能。目的:就四肢恶性骨肿瘤人工关节置换及同种异体骨移植等各种保肢方式进行综述。方法:由第一作者应用计算机检索PubMed数据库1992年1月至2012年10月及中国期刊网全文数据库1994年1月至2012年12月有关四肢恶性骨肿瘤保肢治疗的文章,英文检索词为"malignant bone tumor,salvage treatment,allograft bone graft,prosthesis and microwave",中文检索词为"恶性骨肿瘤,保肢治疗,大段异体骨,肿瘤假体,微波灭活治疗"。排除重复性研究及Meta分析,共保留31篇文献进行综述。结果与结论:①对于四肢特别是关节周围的恶性骨肿瘤,大多采用人工关节置换、大段同种异体骨移植以及微波灭活治疗。②大段同种异体骨移植后并发症发生率较高,微波灭活治疗技术有新的进展,进一步的研究仍在进行当中。③瘤段骨灭活再植以及乙醇灭活治疗多适用于基层医院。