Bmi and Gender do not Influence Surgical Accuracy during Minimally Invasive Total Hip Arthroplasty

2011 ◽  
Vol 21 (6) ◽  
pp. 688-693 ◽  
Author(s):  
Philipp Von Roth ◽  
Markus Olivier ◽  
Bernd Preininger ◽  
Carsten Perka ◽  
Robert Hube

We investigated the accuracy of implant positioning during total hip arthroplasty (THA) through a minimally invasive approach in relation to body mass index (BMI) and gender by assessing 48 patients. Functional and radiological parameters were evaluated. BMI positively correlated with operation time (p=0.04), but BMI and gender had no influence on implant positioning. The Harris hip score (HHS) increased significantly (46.5±11.8 preoperatively, 92.1±9.7 postoperatively, p<0.0001). The surgical approach described resulted in reproducibility of implant positioning independent of influence by BMI or gender.

2017 ◽  
Vol 11 (1) ◽  
pp. 1417-1422 ◽  
Author(s):  
Gerasimos Petridis ◽  
Martin Nolde

Background: Sequential bilateral total hip arthroplasty (THA) has the potential advantages of a single operative intervention with a single hospital stay, alongside reduced costs and total rehabilitation times. Its use has been limited, however, by a theoretical increase in perioperative complications. Objective: The purpose of this study was to assess functional outcomes and complications in patients undergoing sequential bilateral THA performed using anterior minimally invasive surgery (AMIS). We hypothesized that sequential bilateral THA yields favorable clinical outcome and is safe to perform. Methods: Two surgical centres conducted a retrospective observational analysis of 130 patients (77 females) with a mean age of 57 (range, 35-77) years, all of whom were treated by one surgeon and followed up for 24 months. Results: The mean length of hospital stay length was 8.4 (range, 6–18) days. The mean operative time was 162 (range, 92–185) minutes, the mean intraoperative blood loss was 499.1ml, and the mean preoperative and postoperative hemoglobin levels were 14.3 g/dl and 11.3 g/dl, respectively. No perioperative complications or deaths were recorded. The Harris Hip Score (HHS) improved from 44.5 ±13.7 preoperatively to 98.9 ± 1.0 at final follow-up. Also the High Activity Arthroplasty Score (HAAS) and the Questions on Life Satisfaction (FLZ) score improved significantly. Conclusion: This retrospective analysis suggests that, in selected patients, sequential bilateral THA via an anterior minimally invasive approach appears to be a valid alternative to two-stage bilateral THA. Further studies are warranted.


2015 ◽  
Vol 50 (1) ◽  
pp. 77-82 ◽  
Author(s):  
José Ricardo Negreiros Vicente ◽  
Helder Souza Miyahara ◽  
Carlos Malheiros Luzo ◽  
Henrique Melo Gurgel ◽  
Alberto Tesconi Croci

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