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Outcome of Hemi Arthroplasty Using Cemented Bipolar Prosthesis in Neglected Fracture Neck of Femur in Elderly: A Study of 1156 Cases.

DOI:

Abstract

Introduction: A much controversy exists regarding treatment of neck of femur fractures in elderly. Currently, choices
available options for an Orthopaedic surgeon for treating these fractures in elderly are Canulated cancellous screw
fixation, Girldstone, unipolar hemiarthroplasty, bipolar hemiarthroplasty and total hip arthroplasty. One of the most
common treatments of Garden type-III & IV fracture of femoral neck in elderly in low- and middle-income countries is
bipolar hemiarthroplasty. This study was conducted to evaluate functional outcome of fracture neck of femur treated with
cemented bipolar hemiarthroplasty in elderly.
Materials and Methods: Multicentered based non randomized quasi
experimental prospective study was performed in Rajshahi Medical College Hospital, Dhaka Medical College Hospital
and Spine & Orthopaedic Specialized Centre, Rajshahi, Bangladesh from January 2010 to December 2019.Total number
of patients n=1156 with fracture neck of femur were operated with cemented bi-polar prosthesis of femoral component
and their functional outcomes were assessed on the basis of modified Harris Hip Score.
Results: At the end of 10 year
after surgery, the functional results were analyzed by SPSS 18.0. All patients were in the age group of 50-85 years with
mean age of 62.09 years for males and 69.42 years for females. 48% percent of the patients had sub-capital fracture
radiologically, while 52% had Transcervical. In 68% of cases, the mode of injury was trivial trauma. Complications
observed were superficial surgical site infection (1%), affected sided mild hip pain (15%), LLD < 1.25 cm of 0.01% and
post-operative dislocation within 3 months in another patient. There were 64% excellent results, 28% good results and
8% fair results. No poor results were found in our study.
Conclusions: Elderly neglected patients with displaced fracture
of neck femur are able to ambulate early after Cemented bipolar hemi arthroplasty. The complication rate is very low and
pre injury functional status is restored in majority of patients.
Keywords: Hemi replacement arthroplasty, cemented bipolar prosthesis, fracture neck femur.

DOI: 10.36348/sjbr.2021.v06i05.007

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