Experimental and Probabilistic Finite Element Analysis of Distal Femoral Fractures: A Comparison of Locking Plate Versus Intramedullary Nail Fixation

Author(s):  
Christina Salas ◽  
Deana Mercer ◽  
Thomas A. DeCoster ◽  
Mahmoud M. Reda Taha

In the treatment of unstable, distal, metaphyseal femoral fractures, surgeons have multiple implant options for fixation. Biomechanical studies of intramedullary nailing systems and locking plates have shown that both systems achieve stable fixation of the fracture to allow healing.1–3 These systems are indicated for comminuted fractures, non-unions, and osteoporotic bone where distal femur fractures are associated with a 20% mortality rate in elderly individuals.4 Though capable of achieving stable fixation, both locking and non-locking plates have been associated with periprosthetic fractures in osteoporotic and normal bone.4–6 A recent clinical study reported a 2.6% incidence of periprosthetic fractures at the locking plate end.7

Author(s):  
M. F. Lodde ◽  
M. J. Raschke ◽  
J. Stolberg-Stolberg ◽  
J. Everding ◽  
S. Rosslenbroich ◽  
...  

Abstract Background The optimal treatment strategy for the surgical management of femur fractures and non-unions remains unknown. The aim of this study is to assess union rates, complications and outcome after femoral double plating. Treatment of shaft, distal, periprosthetic fractures and pathological proximal femur fractures as well as femoral non-unions with double plating were evaluated. Methods A systematic review according to the Preferred Reporting Items for Systematic reviews and Meta-Analyses (PRISMA) statement was conducted. Published literature reporting on the treatment and clinical outcome of femoral fractures and non-unions with double plating was identified. In total, 24 studies with 436 cases of double plating, 64 cases of single plating, 84 cases of intramedullary nailing (IM), and 1 interfragmentary screw treatment met the inclusion criteria of this systematic review. The evaluated literature was published between 1991 and 2020. Results Double plating of femoral fractures achieved high healing rates and few complications were reported. It displayed significantly less intraoperative haemorrhage, shorter surgery time reduced risk of malunion in polytraumatised patients when compared to IM. Fracture healing rate of double-plating distal femoral fractures was 88.0%. However, there were no significant differences regarding fracture healing, complication or functional outcome when compared to single plating. Treatment of periprosthetic fractures with double plating displayed high healing rates (88.5%). Double plating of non-unions achieved excellent osseous union rates (98.5%). Conclusions The literature provides evidence for superior outcomes when using double plating in distal femoral fractures, periprosthetic fractures and femoral non-unions. Some evidence suggests that the use of double plating of femoral fractures in polytraumatised patients may be beneficial over other types of fracture fixation. Level of evidence IV.


2013 ◽  
Vol 21 (3) ◽  
pp. 317-322 ◽  
Author(s):  
Anoop C Dhamangaonkar ◽  
Deepak Joshi ◽  
Arvind B Goregaonkar ◽  
Akhil A Tawari

Author(s):  
Gaurav Singla

<p class="abstract"><strong>Background:</strong> Distal femur fractures pose a surgical challenge to the orthopaedic surgeons. Multiple implants are available but locking compression plate is a good implant to be used in this anatomical location. LCP may reduce the tendency of varus collapse and offers higher stability than other implants. Aim of our study was to review functional outcome, union time and complications in distal femoral fractures treated with distal femoral locking plate without C-arm imaging modality.</p><p class="abstract"><strong>Methods:</strong> 25 patients with closed or open type grade1 and 2 distal femur fractures managed with open method locking compression plate without C-arm image. Pritchett rating system was used for evaluation of outcome.<strong></strong></p><p class="abstract"><strong>Results:</strong> All patients in this series united well with an average time of 13 weeks with minimal complications. Functional outcome was excellent in 4 patients, good in 19 patients, fair in 2 patients.</p><p class="abstract"><strong>Conclusions:</strong> Open reduction and locking compression plate is suitable implant available for fixation of distal femur fractures with minimal complications. Even it can be done without C-arm. Surgical technique and proper anatomical reduction and alignment are the key for good results.</p>


Injury ◽  
2013 ◽  
Vol 44 (6) ◽  
pp. 791-795 ◽  
Author(s):  
Saqib Noor ◽  
Cerianne Pridham ◽  
Tim Fawcett ◽  
Mark Barclay ◽  
Y.T. Feng ◽  
...  

2014 ◽  
Vol 2014 ◽  
pp. 1-4
Author(s):  
Michelle Griffin ◽  
Alastair G. Dick ◽  
Shamim Umarji

Trifocal femur fractures are those of the femoral neck, diaphysis, and distal femur. These high-energy injuries predominantly occur in young people with the potential for long-term complications and disability. We present the cases of two men who were treated with proximal dynamic hip screws and distal periarticular locking plates to effectively manage trifocal femur fractures. Our cases have shown union at 2 years with good functional outcomes without the need for reintervention. We provide evidence for a successful surgical treatment option for these rare and complex injuries.


2020 ◽  
pp. 62-65
Author(s):  
Anindya Basu ◽  
Imran Khan ◽  
Debarshi Jana

Background: Fractures of the distal part of the femur are difficult to treat and present considerable challenges in management. If fractures of the hip are excluded, 31% of femoral fractures involve the distal portion. The incidence of the fractures is highest in women older than 75 years and in adolescent boys and men of 15 to 24 years of age. Aim: The aim of our study is to compare the results of different modes of internal fixation of different type of distal femur fractures by Distal Femoral Nail & Distal Femoral Locked Plate. Materials and Methods: The study was conducted in the department of orthopedics, R.G. Kar Medical College & Hospital; 1,K.B. Sarani, Kolkata – 700004. The main source of patients was those adults presenting with distal femoral fractures attending either emergency or outdoor & also patients referred from peripheral hospitals. Distal femoral fractures of AO/OTA type A fractures (i.e. extra-articular supracondylar) & AO/OTA type C1 & C2 fractures (i.e. articular simple, metaphyseal simple type & articular simple & metaphyseal multifragmentary type respectively). Results: Our study showed that the mean hospital stay for patients treated in two different groups included the day of admission of the patient to day of discharge. Day of injury might be the same as day of admission or somewhat before that. Average intra-operative blood loss and operating time for DFN were significantly low compared to the DFLP group. Conclusion: Distal Femoral Locking Plate can be used in type A and type C fractures and also in patients in older age group with significantly higher satisfactory outcome maintaining somewhat a balance between stability and rigidity of its fixation.


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