To evaluate the clinical significance of Baumann’s angle in the closed reduction and percutaneous pinning fixation for supracondylar fractures of the humerus in children.Methods There were 97 children (male 59,female...To evaluate the clinical significance of Baumann’s angle in the closed reduction and percutaneous pinning fixation for supracondylar fractures of the humerus in children.Methods There were 97 children (male 59,female 38,mean age of 6.8 years) with displaced supracondylar fracrtures of the humerus were treated in this hospital.Under fluoroscopy guidance,three-dimensional displacement of fractures was corrected by closed reduction.The percutaneous Kirschner wire pinning was applied only if the radiographs demonstrated that Baumann’s angle was less than 4 degree compared to that on the normal side.All of them were followed up for 34.5 months (range,12 to 48 months).Results There was one case with ulnar nerve palsy associated with the pinning.There were no Volkmann’s contracture in this group.X-ray examinations revealed an average 73.7 degrees of Baumann angle on the injured and 72.8 on uninjured side.An average 7.6 degrees of the carrying angle on the injured and 9.7 on uninjured side were also demonstrated by radiography.Five patients developed slight cubitus varus deformity.The result according to Flynn criteria were excellent in 85 patients (87.6%),good in 12 patients (12.4%).Conclusion The satisfactory results can be gained in children with displaced supracondylar fractures of the humerus by restoration of the normal Baumann angle and percutaneous pinning fixation.18 refs,2 figs.展开更多
BACKGROUND Neonatal distal humeral physeal fractures are rare and difficult to diagnose.Thus,missed diagnoses and delayed healing are possible.Few studies have reported surgical treatment,because a callus may develop ...BACKGROUND Neonatal distal humeral physeal fractures are rare and difficult to diagnose.Thus,missed diagnoses and delayed healing are possible.Few studies have reported surgical treatment,because a callus may develop at the fracture site 5 d after the fracture,resulting in difficult reduction,and reduction of the limb may cause further physeal injury.Other surgical challenges include the provision of adequate anesthesia and complexity of the operation.However,without appropriate reduction and fixation,a varus elbow deformity may develop.Manual reduction and percutaneous pin fixation are ideal treatment options.CASE SUMMARY A 4-day-old neonate with left elbow pain accompanied by limited movement for 4 d was admitted,and diagnosed with delayed physeal fracture of the distal humerus based on physical examination,ultrasonography,and magnetic resonance imaging.The patient was treated by manual reduction combined with percutaneous pin fixation under arthrography.Postoperatively,the reduction was successful.The upper limbs could have been lifted and the fingers could have been moved freely on the second day after the operation.CONCLUSION The techniques of manual reduction and percutaneous pin fixation,to treat neonatal distal humeral physeal fractures,are safe and reliable.展开更多
文摘To evaluate the clinical significance of Baumann’s angle in the closed reduction and percutaneous pinning fixation for supracondylar fractures of the humerus in children.Methods There were 97 children (male 59,female 38,mean age of 6.8 years) with displaced supracondylar fracrtures of the humerus were treated in this hospital.Under fluoroscopy guidance,three-dimensional displacement of fractures was corrected by closed reduction.The percutaneous Kirschner wire pinning was applied only if the radiographs demonstrated that Baumann’s angle was less than 4 degree compared to that on the normal side.All of them were followed up for 34.5 months (range,12 to 48 months).Results There was one case with ulnar nerve palsy associated with the pinning.There were no Volkmann’s contracture in this group.X-ray examinations revealed an average 73.7 degrees of Baumann angle on the injured and 72.8 on uninjured side.An average 7.6 degrees of the carrying angle on the injured and 9.7 on uninjured side were also demonstrated by radiography.Five patients developed slight cubitus varus deformity.The result according to Flynn criteria were excellent in 85 patients (87.6%),good in 12 patients (12.4%).Conclusion The satisfactory results can be gained in children with displaced supracondylar fractures of the humerus by restoration of the normal Baumann angle and percutaneous pinning fixation.18 refs,2 figs.
文摘BACKGROUND Neonatal distal humeral physeal fractures are rare and difficult to diagnose.Thus,missed diagnoses and delayed healing are possible.Few studies have reported surgical treatment,because a callus may develop at the fracture site 5 d after the fracture,resulting in difficult reduction,and reduction of the limb may cause further physeal injury.Other surgical challenges include the provision of adequate anesthesia and complexity of the operation.However,without appropriate reduction and fixation,a varus elbow deformity may develop.Manual reduction and percutaneous pin fixation are ideal treatment options.CASE SUMMARY A 4-day-old neonate with left elbow pain accompanied by limited movement for 4 d was admitted,and diagnosed with delayed physeal fracture of the distal humerus based on physical examination,ultrasonography,and magnetic resonance imaging.The patient was treated by manual reduction combined with percutaneous pin fixation under arthrography.Postoperatively,the reduction was successful.The upper limbs could have been lifted and the fingers could have been moved freely on the second day after the operation.CONCLUSION The techniques of manual reduction and percutaneous pin fixation,to treat neonatal distal humeral physeal fractures,are safe and reliable.
