Anterior cruciate ligament(ACL)injury is a traumatic event that can lead to significant functional impairment and inability to participate in high-level sports-related activities.ACL reconstruction is considered the t...Anterior cruciate ligament(ACL)injury is a traumatic event that can lead to significant functional impairment and inability to participate in high-level sports-related activities.ACL reconstruction is considered the treatment of choice for symptomatic ACL-deficient patients and can assist in full functional recovery.Furthermore,ACL reconstruction restores ligamentous stability to normal,and,therefore,can potentially fully reinstate kinematics of the knee joint.As a consequence,the natural history of ACL injury could be potentially reversed via ACL reconstruction.Evidence from the literature is controversial regarding the effectiveness of ACL reconstruction in preventing the development of knee cartilage degeneration.This editorial aims to present recent highlevel evidence in an attempt to answer whether ACL injury inevitably leads to osteoarthritis and whether ACL reconstruction can prevent this development or not.展开更多
[目的]比较前交叉韧带与Ramp损伤不同修复的运动学改变。[方法]16个新鲜尸体膝,均依次进行以下模型建立与运动学测试,处理顺序为:正常对照(normal control,NC),ACL切断+Ramp损伤组(ACL cutting and Ramp injury,ACRI)、ACL重建+Ramp损伤...[目的]比较前交叉韧带与Ramp损伤不同修复的运动学改变。[方法]16个新鲜尸体膝,均依次进行以下模型建立与运动学测试,处理顺序为:正常对照(normal control,NC),ACL切断+Ramp损伤组(ACL cutting and Ramp injury,ACRI)、ACL重建+Ramp损伤组(ACL reconstruction and Ramp injury,ARRI)。将16个膝分为两组,每组8膝,分别为ACL重建+Ramp缝合钩修复组(ACL reconstruction and suture hock repair for Ramp injury,ARSH)和ACL重建+Ramp Fast-fix修复组(ACL reconstruction and fast-fix repair for Ramp injury,ARFF)。将标本固定于力学测试仪,于屈曲0°、30°、60°、90°,施加前向134 N恒定载荷,和内外旋5 N·m载荷,测量胫骨前移距离、内旋和外旋角度。[结果]各屈膝角度状态下,胫骨前移、内旋和外旋由低至高总体依次为,NC<ARSH<ARFF<ARRI<ACRI,总体差异均有统计学意义(P<0.05)。在各屈膝角度下,ARSH组与ARFF组胫骨前移距离的差异均无统计学意义(P>0.05)。在屈膝0°、30°和60°下ARSH组胫骨内旋均显著小于ARFF组(P<0.05),但在屈膝90°下ARSH组与ARFF胫骨内旋的差异无统计学意义(P>0.05)。在各屈膝角度下ARSH组与ARFF胫骨外旋的差异均无统计学意义(P>0.05)。[结论]在膝关节ACL合并Ramp损伤ACL重建中,缝合钩与Fast-fix缝合修复Ramp损伤均能提高膝关节的稳定性,但与Fast-fix缝合修复相比,缝合钩修复能更好地恢复膝关节内旋稳定性。展开更多
文摘Anterior cruciate ligament(ACL)injury is a traumatic event that can lead to significant functional impairment and inability to participate in high-level sports-related activities.ACL reconstruction is considered the treatment of choice for symptomatic ACL-deficient patients and can assist in full functional recovery.Furthermore,ACL reconstruction restores ligamentous stability to normal,and,therefore,can potentially fully reinstate kinematics of the knee joint.As a consequence,the natural history of ACL injury could be potentially reversed via ACL reconstruction.Evidence from the literature is controversial regarding the effectiveness of ACL reconstruction in preventing the development of knee cartilage degeneration.This editorial aims to present recent highlevel evidence in an attempt to answer whether ACL injury inevitably leads to osteoarthritis and whether ACL reconstruction can prevent this development or not.
文摘[目的]比较前交叉韧带与Ramp损伤不同修复的运动学改变。[方法]16个新鲜尸体膝,均依次进行以下模型建立与运动学测试,处理顺序为:正常对照(normal control,NC),ACL切断+Ramp损伤组(ACL cutting and Ramp injury,ACRI)、ACL重建+Ramp损伤组(ACL reconstruction and Ramp injury,ARRI)。将16个膝分为两组,每组8膝,分别为ACL重建+Ramp缝合钩修复组(ACL reconstruction and suture hock repair for Ramp injury,ARSH)和ACL重建+Ramp Fast-fix修复组(ACL reconstruction and fast-fix repair for Ramp injury,ARFF)。将标本固定于力学测试仪,于屈曲0°、30°、60°、90°,施加前向134 N恒定载荷,和内外旋5 N·m载荷,测量胫骨前移距离、内旋和外旋角度。[结果]各屈膝角度状态下,胫骨前移、内旋和外旋由低至高总体依次为,NC<ARSH<ARFF<ARRI<ACRI,总体差异均有统计学意义(P<0.05)。在各屈膝角度下,ARSH组与ARFF组胫骨前移距离的差异均无统计学意义(P>0.05)。在屈膝0°、30°和60°下ARSH组胫骨内旋均显著小于ARFF组(P<0.05),但在屈膝90°下ARSH组与ARFF胫骨内旋的差异无统计学意义(P>0.05)。在各屈膝角度下ARSH组与ARFF胫骨外旋的差异均无统计学意义(P>0.05)。[结论]在膝关节ACL合并Ramp损伤ACL重建中,缝合钩与Fast-fix缝合修复Ramp损伤均能提高膝关节的稳定性,但与Fast-fix缝合修复相比,缝合钩修复能更好地恢复膝关节内旋稳定性。
