1. Comparison of Clinical, Functional, and Radiological Outcomes of Total Knee Arthroplasty (TKA) Using Conventional and Patient Specific Instrumentation

soheil mehdipour; Mohamad Qoreishi; Mohammadreza Abbasian; Ali Keipourfard

Articles in Press, Accepted Manuscript, Available Online from 02 August 2020

  Background: Recently, patient-specific instrumentation (PSI) systems have been developed in order to increase the accuracy of component positioning during total knee arthroplasty (TKA). However, the findings of previous studies are controversial. In current randomized clinical study, the outcomes of ...  Read More

2. Total Knee Arthroplasty in Patients with Hemophilia: What Do We Know?

SM Javad Mortazavi; Nima Bagheri; Amirreza Farhoud; Saeid Hadi Kalantar; Ehsan Ghadimi

Volume 8, Issue 4 , July 2020, , Pages 470-478

  Total knee arthroplasty is considered as the treatment of choice for those with end stage hemophilic arthropathy.Compared to other patients undergoing TKA, these patients have specific features such as bleeding tendency, youngerage, pre-operative restricted range of motion (ROM), altered anatomy, and ...  Read More

3. Prevention of Periprosthetic Joint Infection in Total Knee Arthroplasty: Main Studies Reported Between November 2017 and January 2020

E. Carlos RODRIGUEZ-MERCHAN; Alexander D. Liddle

Volume 8, Issue 4 , July 2020, , Pages 465-469

  EDITORIAL Table 1 summarizes recommendations based on the presented papers. To prevent infection, it is critical to identify high-risk patients and control those risks prior to surgery. Action must be taken at every step of the surgical process, from preoperative to postoperative protocols, including ...  Read More

4. The Efficacy of Intravenous Versus Topical Use of Tranexamic Acid in Reducing Blood Loss after Primary Total Knee Arthroplasty: A Randomized Clinical Trial

Ali Torkaman; Amir Rostami; Mohammad Reza Sarshar; Hamidreza Yazdi; Hossein Akbari Aghdam; Paniz Motaghi

Volume 8, Issue 3 , May 2020, , Pages 363-367

  Background: Blood loss during and immediately after total knee arthroplasty (TKA) is among the most challengingconcerns. It has been demonstrated that Tranexamic acid (TXA) can help to reduce perioperative blood loss. TXAcan be used as an oral, topical or intravenous injection. Many studies evaluated ...  Read More

5. Important Topics on Contemporary Total knee Arthroplasty: What Does Recent Literature Say?


Volume 7, Issue 6 , November 2019, , Pages 476-477

  In the present editorial, I would like to comment oneleven recent articles that broaden our understandingof the controversial issues pertinent to total kneearthroplasty (TKA).  Read More

6. Comparison between Patellar Resurfacing and Retention in Total Knee Arthroplasty Regarding the Postoperative Satisfaction of Patients and Patellar Crepitus

Mohammad H. Kaseb; Seyed Mohammad J. Mortazavi; Mohammad Ayati Firoozabadi; Hesam Toofan

Volume 7, Issue 5 , September 2019, , Pages 441-444

  Background: Patellar crepitus after total knee arthroplasty (TKA) is not uncommon. The choice between patellarresurfacing or retention in TKA has remained controversial. Therefore, this randomized controlled trial aimed to evaluatethe impact of patellar resurfacing on the incidence of patellar crepitus. ...  Read More

Joint Replacement
7. How Much Bone Cement Is Utilized for Component Fixation in Primary Cemented Total Knee Arthroplasty?

Aditya V. Maheshwari; Neil V. Shah

Volume 7, Issue 2 , March and April 2019, , Pages 209-210

  Dear Editor, We read with great interest the timely study by Satish et al., How Much Bone Cement Is Utilized for Component Fixation in Primary Cemented Total Knee Arthroplasty? (1). We applaud the authors, yet we hope they can clarify some points to make this study more applicable to a wider population.  Read More

Joint Replacement
8. Staphylococcus aureus Colonization in Patients Undergoing Total Hip or Knee Arthroplasty and Costeffectiveness of Decolonization Programme

Hosseinali Hadi; Mahmood Jabalamoli; Abolfazl BagheriFard; Ehsanollah Ghaznavi-Rad; Ahmadreza Behrouzi; Ali Joorabchi; Amir Azimi

Volume 6, Issue 6 , November 2018, , Pages 554-559

  Background: Periprosthetic joint infection is a devastating complication of total joint arthroplasty. It seems that thepatient’s skin, nose, throat, and urine are important sites for microbial colonization. Colonization with staphylococcusaureus, especially methicillin resistant increases the risk ...  Read More

Arthroscopy & Arthroplasty.
9. Conservative Bone Cuts and Technical Hints Incruciate Retaining Total Knee Arthroplasty, a 20 Years Experience

Hadi Makhmalbaf; Omid Shahpari

Volume 6, Issue 4 , July 2018, , Pages 335-339

  Total knee arthroplasty (TKA) is one of the most successful procedures in modern orthopedic surgery, providing high patient satisfaction rate. As a result, the number of patients undergoing TKA is increasing in number every year and more patients would be inclined to have the operation in near future ...  Read More

Arthroscopy & Arthroplasty.
10. Different References for Valgus Cut Angle in Total Knee Arthroplasty

Hamidreza Yazdi; Ara Nazarian; Jim Wu; Arash Amiri; Poopak Hafezi; Margaret Babikian; Amin Mohamadi; Reza Pakdaman; Mohammad Ghorbanhoseini

Volume 6, Issue 4 , July 2018, , Pages 289-293

  Background: The valgus cut angle (VCA) of the distal femur in Total Knee Arthroplasty (TKA) is measured preoperativelyon three-joint alignment radiographs. The anatomical axis of the femur can be described as the anatomical axis of thefull length of the femur or as the anatomical axis of the distal half ...  Read More

Arthroscopy & Arthroplasty.
11. Comparison of Clinical Results between Patellar Resurfacing and Non-resurfacing in Total Knee Arthroplasty: A Short Term Evaluation

Mohammad H. Kaseb; Mohammad N. Tahmasebi; S. M. Javad Mortazavi; Mohammad R. Sobhan; Mohammad H. Nabian

Volume 6, Issue 2 , March 2018, , Pages 124-129

  Background: There is no difference in the functional outcomes 6 months after total knee arthroplasty (TKA) for kneeosteoarthritis between patellar resurfacing and non-resurfacing. Thus, we have performed this study to compare theshort-term clinical outcomes of TKA performed with and without the patella ...  Read More

12. Does a Previous High Tibial Osteotomy (HTO) Influence the Long-term Function or Survival of a Total Knee Arthroplasty (TKA)?


Volume 6, Issue 1 , January 2018, , Pages 19-22

   High tibial osteotomy (HTO) is a well established technique for the treatment of medial osteoarthritis ofthe knee with varus malalignment. The outcome of total knee arthroplasty (TKA) after HTO remains uncertain.The aim of this paper is to revise the literature with the aim of answering the following ...  Read More

13. Measurement of Posterior Tibial Slope Using Magnetic Resonance Imaging

Elham karimi; Mohsen Norouzian; Ali Birjandinejad; Reza Zandi; Hadi Makhmalbaf

Volume 5, Issue 6 , November 2017, , Pages 435-439

  Background: Posterior tibial slope (PTS) is an important factor in the knee joint biomechanics and one of the bone features, which leads to knee joint stability. Posterior tibial slope affects flexion gap, knee joint stability and posterior femoral rollback that are related to wide range of knee motion. ...  Read More

Joint Replacement
14. Restoration of the Mechanical Axis in Total Knee Artrhoplasty Using Patient-Matched Technology Cutting Blocks. A Retrospective Study of 132 Cases

Dimitrios N. Lyras; Robert Greenhow; Craig Loucks

Volume 5, Issue 5 , September 2017, , Pages 283-289

  Background: The aim of this study is to evaluate the accuracy of bone cuts and the resultant alignment, using theMyKnee patient specific cutting blocks.Methods: We retrospectively reviewed 132 patients undergoing primary TKR for osteoarthritis by one single surgeon.The operative time, the preoperative ...  Read More

Joint Replacement
15. Acute Primary Total Knee Arthroplasty for Proximal Tibial Fractures in Elderly

Mohammad M. Sarzaeem; Mohammad M. Omidian; Gholamhossein kazemian; Aalireza Manafi

Volume 5, Issue 5 , September 2017, , Pages 302-307

  Background: Proximal tibial fractures in elderly patients with osteoporosis or knee osteoarthritis (OA) are challengingcases. In the current study, we present our experience with uncommon acute primary total knee arthroplasty (PTKA)in this patient population.Methods: PTKAs were performed following proximal ...  Read More

Arthroscopy & Arthroplasty.
16. Brucella Arthritis Following Total Knee Arthroplasty in a Patient with Hemophilia: A Case Report

Seyed Mohammad J. Mortazavi; Mohammad R. Sobhan; Hamed Mazoochy

Volume 5, Issue 5 , September 2017, , Pages 342-346

  Total knee arthroplasty (TKA) is a rewarding procedure in patients with hemophilia and end stage knee hemophilicarthropathy. However, this procedure might be associated with complications such as infection. There periprostheticjoint infection in patients with hemophilia is very well known, though we ...  Read More

17. The Effect of Sagittal Femoral Bowing on the Femoral Component Position in Total Knee Arthroplasty

Seyyed Morteza Kazemi; Tooraj Shafaghi; Reza Minaei; Reza Osanloo; Hashem Abrishamkarzadeh; Farshad Safdari

Volume 5, Issue 4 , July 2017, , Pages 251-255

  Background: In the current study, we investigated that how sagittal femoral bowing can affect the sagittal alignment ofthe femoral component in total knee arthroplasty (TKA).Methods: There were 25 patients underwent TKA. Long leg radiography in lateral view was performed. The sagittalfemoral bowing (SFB) ...  Read More

Arthroscopy & Arthroplasty.
18. Stress Fracture of the Lateral Femoral Condyle afterTotal Knee Arthroplasty

Mohammad M. Sarzaeem; Mahmood Jabalameli

Volume 5, Issue 2 , March 2017, , Pages 125-128

  Background: This is to assess one of the rare complications after total knee replacement and to assess risk factors of failure.Methods: 11 patients with varus knee and an average age of 67 years underwent TKA between 2005 and 2013. All patients returned with a sudden sharp knee pain, disability to walk ...  Read More

19. Total Knee Arthroplasty in Severe Unstable Knee: Case-Report and Literature Review

Mohammad Naghi Tahmasebi; Gholamreza Ghorbani Amjad; Mohammad Hasan Kaseb; kaveh Bashti

Volume 5, Issue 1 , January 2017, , Pages 58-62

    Multiplanar or global laxity in arthritic knee is rare , most of this patients have neuromuscular disorder (post poliomyelitis , spinal dystrophy) or history of knee trauma. Ligament insufficiency and severe bone loss is significant in this patient. The estimated prevalence for the concurrence ...  Read More

20. Analysis of the Geometry of the Distal Femur and Proximal Tibia in the Osteoarthritic Knee: A 3D Reconstruction CT Scan Based Study of 449 Cases

Dimitrios Lyras; Craig Loucks; Robert Greenhow

Volume 4, Issue 2 , April 2016, , Pages 116-121

      Background: The aim of this study is to evaluate the geometry of the distal femur and the proximal tibia in the osteoarthritic knee using 3D reconstructive CT scan imaging. Methods: 449 patients with knee osteoarthritis were treated surgically in our center with patient-specific technology ...  Read More

21. Which Route of Tranexamic Acid Administration is More Effective to Reduce Blood Loss Following Total Knee Arthroplasty?

Sohrab Keyhani; Ali Akbar Esmailiejah; Mohammadreza Abbasian; Farshad Safdari

Volume 4, Issue 1 , January 2016, , Pages 65-69

    Background: The most appropriate route of tranexamic acid administration is controversial. In the current study, we compared the efficacy of intravenous (IV) and topical intra-articular tranexamic acid in reducing blood loss and transfusion rate in patients who underwent primary total knee arthroplasty. ...  Read More

22. Knee Fusion or Above-The-Knee Amputation after Failed Two-Stage Reimplantation Total Knee Arthroplasty

E. Carlos Rodriguez-Merchan

Volume 3, Issue 4 , October 2015, , Pages 241-243

  Prosthetic joint infection (PJI) is a serious complication of total knee arthroplasty (TKA). Control of infection after a failed two-stage TKA is not always possible, and the resolution of infection may require an above-knee amputation (AKA) or a the-knee (KF). The purpose of this review is to determine ...  Read More

23. Intraarticular Administration of Tranexamic Acid Following Total Knee Arthroplasty: A Case-control Study

M.N Tahmasebi; Kaveh Bashti; MR Sobhan; GH Ghorbani

Volume 2, Issue 3 , September 2014, , Pages 141-145

  Background:  Tranexamic acid (TXA) has received extensive attention in management of blood loss in orthopedic surgeries. However, the ideal method of TXA administration is still controversial. This study aims to determine whether intraarticular injection of TXA reduces blood loss after total ...  Read More