scholarly journals Cementless Primary or Revision Stem in the First-time Revision Hip Arthroplasty for Aseptic Stem Loosening? A Retrospective Comparative Study.

Author(s):  
Fu-Yuan Pai ◽  
Te-Feng Arthur Chou ◽  
Hsuan-Hsiao Ma ◽  
Wei-Lin Chang ◽  
Shang-Wen Tsai ◽  
...  

Abstract IntroductionThe use of primary or revision stem during the first-time revision total hip arthroplasty(THA) procedure for aseptic stem loosening remains controversial. The aim of this study was to compare the outcome of patients that underwent revision THA with a primary or revision stem.Materials and MethodsWe retrospectively reviewed 78 patients that received first-time revision THA for aseptic stem loosening using primary(N=28) or revision stems(N=50). The bone defects were classified as Paprosky type I or II. The mean follow-up duration was 72.3±34.7 months. The primary outcome domains included surgical complications and implant failures. The secondary outcome domains included medical complications, 30-day and 90-day readmission, and Harris hip score (HHS).ResultsThe use of revision stem was associated with higher incidence of patient having complications (60.0% vs. 32.1%, p=0.018), including intraoperative femur fracture (28.0% vs. 7.1%, p=0.029) and greater trochanter fracture (16.0% vs. 0%, p=0.045), compared with the use of primary stem. The implant survival was comparable in both groups. HHS at the final follow-up was similar.ConclusionWith a lower risk of surgical complication and similar mid-term implant survival, cementless primary stem might be a better alternative to revision stem in the first-time revision THA for aseptic stem loosening.

2003 ◽  
Vol 13 (2) ◽  
pp. 94-100
Author(s):  
M.J.F. Diks ◽  
M. Spruit ◽  
J.J. Reimering ◽  
F. Den Boer ◽  
P.G. Anderson

Aseptic loosening in total hip arthroplasty can lead to proximal femoral periprosthetic bone loss. The non-cemented Wagner revision stem achieves primary fixation in the diaphysis. The purpose of this study is to evaluate the results after medium- to long-term follow-up of the Wagner prosthesis for revision of the femoral component for aseptic loosening in total hip arthroplasty with proximal femoral bone loss. We performed 53 femoral revisions for aseptic loosening with the non-cemented Wagner revision stem. Clinical assessment included a modified Harris Hip Score and a radiological evaluation. The mean follow-up was 65 months. The Harris Hip Score improved significantly (42.9 to 72.3). Radiological evaluation revealed 24.5% subsidence (>5 mm) in our population. Nine re-revisions were done, eight in the first post-operative year. The re-revisions were performed for progressive subsidence (five), recurrent dislocations (one), subsidence with low-grade infection (one), false route (one), and aseptic loosening after 75 months (one). The cumulative survival rate of the Wagner stem after 12 months was 85% and 76% after 75 months. A relatively high re-revision rate was observed during the first post-operative year. Analysis of these failures has shown that subsidence may be the result of insufficient primary stability. Adequate pre-operative planning and intra-operative radiological assistance is necessary for perfect primary stability and fixation of the Wagner stem. The re-revision incidence after the first 12 months is 0.45 per 100 implants per year. The prosthesis has good survival potential after proper introduction.


2018 ◽  
Vol 26 (2) ◽  
pp. 230949901878391 ◽  
Author(s):  
Jun-Dong Chang ◽  
In-Sung Kim ◽  
Sameer Ajit Mansukhani ◽  
Vishwas Sharma ◽  
Sang-Soo Lee ◽  
...  

Purpose: The purpose of this study is to evaluate the clinical and radiologic outcomes after revision total hip arthroplasty (THA) using fourth-generation ceramic-on-ceramic (CoC) bearing surfaces. Methods: A total of 52 revision THAs (28 men and 19 women) using the fourth-generation CoC bearing surfaces were retrospectively evaluated. Both acetabular cup and femoral stem were revised in all cases. The mean follow-up period was 7.3 years (range, 4.0–9.9 years). The clinical results with Harris hip score (HHS), Western Ontario McMaster Osteoarthritis Index (WOMAC), and radiologic outcomes were evaluated. Results: At the final follow-up examination, the average HHS was 90.4 (range, 67–100). The average WOMAC pain and physical function score were 2.8 (range, 0–12) and 16.4 (range, 0–42), respectively. Complications were observed in 10 hips (19.2%). However, there were no bearing surface-related complications, and no cases of dislocation and squeaking. Retroacetabular pelvic osteolysis without cup loosening was observed in one hip at the final follow-up. However, no hip showed radiographic signs of cup loosening, vertical or horizontal acetabular cup migrations, and changes of inclinations during the follow-up period. Conclusion: Our data showed that clinical and radiologic outcomes after revision THA using fourth-generation CoC bearing were favorable. Hence, revision THA with the use of CoC bearing surfaces can be preferentially considered. Further studies with long-term follow-up data are warranted.


2020 ◽  
Vol 8 (5_suppl5) ◽  
pp. 2325967120S0007
Author(s):  
Gandhi Nathan Solayar

Introduction: Complex and revision Total Hip Arthroplasty (THA) is a challenging prospect in patients with acetabular bone deficiencies. Augmentation using allograft and trabecular metal (TM) are among some of the options in these situations. This study report the outcomes of 14 cases of complex and revision THA using acetabular augments performed in our institution between 2015 and 2018 Materials and Methods: In this retrospective study, data included demographic features, indication for THA, type of augments and clinical outcomes using the Harris hip score were collected for the to determine early results following THA. Results: The mean cohort age was 51.3 years. Gender distribution was equal with 7 male and female patients each. 7 THAs were augmented with allograft and 7 cases with TM augments. The average duration of follow-up was 16.9 months. Most patients (11 of 14) required complex primary THA following prior traumatic hip dislocations and its subsequent complications. The mean post-operative Harris hip score for functionality was 80.84 in our cohort at final follow-up (from an average of 33.8 pre-operatively). At present, there have been no reports of wound complications, infections or dislocations in this early cohort. Discussions: Complex/revision THA using allografts for acetabular augmentation have been used for decades with good and replicable results as shown in our series. TM is relatively new but current literatures show encouraging results. Both options have resulted in good outcomes in our cohort and further long term studies would be necessary before TM augments were to replace the need for allograft. Conclusions: Both allografts and TM acetabular augments showed good early results post-operatively in our cohort. With the improved flexibility of component selection and the lower risk of allograft infection, TM augments is currently our choice of acetabular augmentation and the early results are promising.


2020 ◽  
Author(s):  
Wenli Chen ◽  
Mao Shuai ◽  
Jinluan Lin ◽  
Baomin Chen ◽  
Mingdong Zhao ◽  
...  

Abstract Background: Cemented or uncemented total hip arthroplasty (CTHA or UTHA) is being increasingly performed in patients with intertrochanteric femur fractures (IFFs) who failed to be treated with proximal femoral nail anti-rotations (PFNA) fixation. The purpose of this study is to compare the clinical outcomes of CTHA or UTHA following prior failed PFNA fixation in patients with IFFs.Methods: Data from 244 patients with IFFs who underwent a conversion of PFNA to CTHA (PCA, n =120) or to UTHA (PUA, n = 124) due to pain and hip disfunction during 2008-2018 were retrospectively analysed. Follow-up occurred 1, 3, 6, and 12 months postoperatively and yearly thereafter. The mean follow-up was 64 months (range, 57 – 71 months). The Harris hip score (HHS) was the primary outcome; the incidence of major orthopaedic complications was the secondary outcome.Results: At the final follow-up, HHS was 79.54±18.85 vs 75.26±18.27 (PCA vs PUA, p = 0.014). There were significant differences between groups regarding the incidence of prosthesis revision, prosthesis loosening, and periprosthetic fracture (5.8% for PCA vs 14.5% for PUA, p = 0.025; 10.0% for PCA vs 20.1% for PUA, p = 0.027; 3.3% for PCA vs 10.5% for PUA, p = 0.028, respectively). Conclusion: The results of the study demonstrated a significant advantage with respect to HHS and major orthopaedic complication rate in favor of CTHA, as compared to UTHA in patients with a failed PFNA treatment.


2020 ◽  
Vol 30 (1_suppl) ◽  
pp. 26-33 ◽  
Author(s):  
Daniel Godoy-Monzon ◽  
Fernando Diaz Dilernia ◽  
Francisco Piccaluga ◽  
Alberto Cid Casteulani ◽  
Luis Turus ◽  
...  

Background: The goals of intertrochanteric hip fracture (IHF) treatment are stable fixation, early mobilisation and function restoration. If the attempt to reduce, stabilise and fracture healing utilising a femoral cephalomedullar nail (CMN) fails, options for subsequent attempts are limited. Purpose: Evaluate the clinical and radiographic outcomes of conversion total hip arthroplasty (THA) using a modular stem following a CMN failure. Materials and methods: We retrospectively reviewed a consecutive series of patients with an IHF between 2012 and 2014 to identify CMN patients that went on to the subsequent failure and conversion to THA utilising a modular femoral stem (MFS). In all cases, MP Reconstruction Prosthesis (Waldemar Link, Hamburg, Germany) was implanted. Primary clinical outcomes were assessed using Harris Hip Score (HSS) before conversion procedure, 3 months, 6 months and recent office visit post-conversion THA thereafter. The secondary outcome was to analyse intra and postoperative complications. Serial radiographs at each follow-up interval were assessed for clinical success or to confirm adverse events. Results: 28 patients were included in the study; 17 were females. The average age was 72.7 years (SD ± 10.5); the average time from the index procedure to conversion THA was 12.6 months (SD ± 3.5). At baseline, average HHS was 42.1 (SD ± 3.6), improved to 80.7 (SD ± 5.1) at 3 months, 86.0 (SD ± 3.9) at 6-months which levelled off to 86.1 (SD ± 4.0) at final follow-up. There were 4 (14%) post-conversion complications: 2 dislocations, 1 superficial wound infection, 1 patient with symptomatic abductor deficiency. All 4 cases were conservatively treated successfully, the implants were retained, and the patients progressed without further issue. Conclusions: MFSs allow to successfully treat failed CMN and adverse variations in femoral anatomy with a device that will permit simultaneous correction of leg length, offset and version to relieve pain, restore function and create a durable prosthetic to host composite.


Author(s):  
Tiejian Liu ◽  
Xiaoxiao Hua ◽  
Weiguang Yu ◽  
Jinluan Lin ◽  
Mingdong Zhao ◽  
...  

Abstract Background This retrospective analysis compared the long-term outcomes for patients with a femoral neck fracture (AO/OTA type 31B) treated with a primary unilateral total hip arthroplasty with uncemented or cemented femoral components (UTHA or CTHA, respectively). Methods We conducted a retrospective cohort study using the South China Hip Arthroplasty Database. We identified 422 patients with femoral neck fracture (AO/OTA type 31B) who were previously treated with primary unilateral UTHA or CTHA between 2007 and 2015, with follow-up until 2019. Follow-up occurred 1, 3, 6 and 12 months postoperatively and yearly thereafter. The primary outcome was the Harris hip score (HHS). The secondary outcome was the orthopaedic complication rate. Results In total, 324 patients (UTHA n = 160, mean age 68.61 ± 7.49 years; CTHA n = 164, mean age 68.75 ± 7.04 years) were evaluated for study eligibility. The median follow-up was 73.3 months (range, 11.6–89.2 months). At the final follow-up, HHS was 74.09 ± 6.23 vs 79.01 ± 10.21 (UTHA vs CTHA, p = 0.012). Significant differences were detected in the incidence of prosthetic revision, loosening, and periprosthetic fracture between the UTHA and CTHA groups (7.5% for UTHA vs 1.8% for CTHA, p = 0.015; 17.5% for UTHA vs 8.5% for CTHA, p = 0.016; 11.9% for UTHA vs 4.9% for CTHA, p = 0.021, respectively). Conclusion In this setting, CTHA demonstrated superiority to UTHA by improving functional outcomes and decreasing complication rates.


2019 ◽  
Vol 101-B (5) ◽  
pp. 502-511 ◽  
Author(s):  
S. Lidder ◽  
D. J. Epstein ◽  
G. Scott

Aims Short-stemmed femoral implants have been used for total hip arthroplasty (THA) in young and active patients to conserve bone, provide physiological loading, and reduce the incidence of thigh pain. Only short- to mid-term results have been presented and there have been concerns regarding component malalignment, incorrect sizing, and subsidence. This systematic review reports clinical and radiological outcomes, complications, revision rates, and implant survival in THA using short-stemmed femoral components. Materials and Methods A literature review was performed using the EMBASE, Medline, and Cochrane databases. Strict inclusion and exclusion criteria were used to identify studies reporting clinical and radiological follow-up for short-stemmed hip arthroplasties. Results A total of 28 studies were eligible for inclusion. This included 5322 hips in 4657 patients with a mean age of 59 years (13 to 94). The mean follow-up was 6.1 years (0.5 to 20). The mean Harris Hip Score improved from 46 (0 to 100) to 92 (39 to 100). The mean Oxford Hip Score improved from 25 (2 to 42.5) to 35 (12.4 to 48). The mean Western Ontario & McMaster Universities Osteoarthritis Index improved from 54 (2 to 95) to 22 (0 to 98). Components were aligned in a neutral coronal alignment in up to 90.9% of cases. A total of 15 studies reported component survivorship, which was 98.6% (92% to 100%) at a mean follow-up of 12.1 years. Conclusion Short-stemmed femoral implants show similar improvement in clinical and radiological outcomes compared with conventional length implants. Only mid-term survivorship, however, is known. An abundance of short components have been developed and used commercially without staged clinical trials. Long-term survival is still unknown for many of these components. There remains tension between innovation and the moral duty to ensure that the introduction of new implants is controlled until safety and patient benefit are demonstrated. Implant innovation and subsequent use should be driven by proven clinical outcomes, rather than market and financial forces, and ethical practice must be ensured. Cite this article: Bone Joint J 2019;101-B:502–511.


2021 ◽  
pp. 112070002110184
Author(s):  
Andrey A Korytkin ◽  
Younes M El Moudni ◽  
Yana S Novikova ◽  
Kirill A Kovaldov ◽  
Ekaterina A Morozova

Background: The supercapsular percutaneously-assisted total hip (SuperPATH) approach is a muscle sparing surgical technique for total hip arthroplasty (THA). The literature reports good clinical and functional results of the SuperPATH technique in the short term. We aimed to compare early outcomes and gait analysis of THA using the mini posterior approach (MPA) and supercapsular percutaneously-assisted total hip (SuperPATH) approach. Methods: 44 patients who underwent THA, were randomly allocated to either MPA or SuperPATH. The data were then collected prospectively (preoperatively and postoperatively at 6 weeks). Plain anteroposterior radiographs of the pelvis and instrumental gait analysis were obtained. The visual analogue scale (VAS), Harris Hip Score (HHS) and Hip disability and Osteoarthritis Outcome Scores (HOOS) were used to assess functional and clinical outcomes. Results: No significant difference was found in patients’ surgical outcomes. Patients in the SuperPATH group had less pain according to the VAS score at follow-up than the MPA group ( p < 0.01). There was also a significant improvement in HHS and HOOS scores for all patients ( p < 0.001) with the SuperPATH group showing superior changes. The comparison of mean differences in gait velocity between preoperative and 6 weeks postoperative result, revealed improvement in the SuperPATH group over the MPA group ( p = 0.06). Limping was more persistent in the MPA group. Kinematic parameters demonstrated improved hip joint excursion slightly higher in the MPA group. There was no significant improvement in kinetic and kinematic parameters at different walking moments for all patients at 6 weeks compared to preoperative gait patterns. Conclusions: SuperPATH and MPA both show excellent results. This study reveals that the SuperPATH technique was associated with lower postoperative pain levels, and higher physical function and quality of life. Improved functional outcomes allowed earlier postoperative rehabilitation and faster recovery. Specific improvement in gait patterns were identified with nonsignificant differences between the 2 approaches at 6 weeks follow-up.


Author(s):  
Moritz Sharabianlou ◽  
Prerna Arora ◽  
Derek Amanatullah

This study aims to establish the midterm safety and performance for the direct superior approach to minimally invasive surgery total hip arthroplasty (MIS-THA). We used a unicentric, single-surgeon, retrospective, consecutive case series analysis of the first 40 patients who received primary unilateral direct superior MIS-THA. Special attention was given to functional recovery by measuring Harris Hip Score (HHS) and timed-up-and-go (TUG) with a mean follow up of 2.2 ± 0.4 years. A radiologic evaluation was performed. HHS and TUG improved significantly at three months and one year (p < 0.001). All components were placed within the Lewinnek safe zone with no change position or signs of loosening at two years. With a minimum of two years of follow up, the direct superior approach appears to be safe without any obvious or consistent postoperative complications—clinically or radiographically—with excellent functional recovery. Additionally, our subgroup analysis supported no late learning curve effect.


2017 ◽  
Vol 2017 ◽  
pp. 1-7
Author(s):  
Shih-Jie Lin ◽  
Tsan-Wen Huang ◽  
Po-Chun Lin ◽  
Feng-Chih Kuo ◽  
Kuo-Ti Peng ◽  
...  

Long-term data and information indicating whether minimally invasive surgery (MIS) approaches are safe and effective with total hip arthroplasty (THA) are lacking. Between 2004 and 2006, 75 patients with alcohol-related osteonecrosis of the femoral head (ONFH) who underwent 75 THAs with the two-incision approach were studied. The medical records, radiographic parameters, and functional outcomes were collected prospectively. All data were compared with those for matched patients who underwent a modified Watson-Jones (WJ) approach. THA using the two-incision approach was associated with longer operation time, more blood loss, more lateral femoral cutaneous nerve injury, and more periprosthetic femoral fractures (p<0.05for all four) than the modified WJ approach. The Harris Hip Score (HHS) and Western Ontario and McMaster University Osteoarthritis Index (WOMAC) increased significantly from the period preoperatively to 6 weeks postoperatively and thereafter up to the last follow-up in both groups. However, there were no significant differences in terms of radiographic parameters and functional outcomes between the two groups throughout the study period. Both the two-incision and the modified WJ approach provided satisfactory results and survival rates at a mean follow-up of 10.8 years. A prospective, randomized, large-scale cohort study is still warranted for evidence-based recommendations.


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