Home

Medial stabilized TKA

Riesenauswahl an Markenqualität. Medial gibt es bei eBay Background: Various designs of total knee arthroplasty (TKA) have provided satisfactory outcomes for the treatment of knee osteoarthritis for many years. The aim of the study is to evaluate the success and failure rate of the medial stabilized (MS) TKA design through national joint registries and the current literature Purpose: To evaluate if there was a correlation between in vivo kinematics of a medial-stabilized (MS) total knee arthroplasty (TKA) and post-operative clinical scores. We hypothesized that (1) a MS-TKA would produce a medial pivot movement and that (2) this specific pattern would be correlated with higher clinical scores Among various different designs, medially stabilized total knee, which are designed to reproduce natural knee kinematics with medial ball-in-socked design, is a promising implant (Australian registry report 2018). Dynamically the medial pivot knee performs more naturally (Bragnazoli et al, 2019) compared to other designs

Each specimen was measured native, after TKA with a posterior stabilized design (PS) and after TKA with a medial stabilized design (MS). Retropatellar pressure distribution was measured using a pressure sensitive foil which was subdivided into three areas (lateral and medial facet and patellar ridge). Patellofemoral kinematics were measured by. Dowsey MM, Gould DJ, Spelman T, Pandy MG, Choong PF (2020) A randomized controlled trial comparing a medial stabilized total knee prosthesis to a cruciate retaining and posterior stabilized design: a report of the clinical and functional outcomes following total knee replacement. J Arthroplasty 35(6):1583-90.e

Medial u.a. bei eBay - Tolle Angebote auf Media

Medial stabilized total knee arthroplasty designs replicate the asymmetric medial-lateral constraint profile of the native knee and can closely recreate normal knee kinematics in vivo. The highly conforming medial articulation provides sagittal stability that substitutes for the posterior cruciate ligament without a cam-post mechanism and. The medial stabilized total knee design was introduced in the early 2000s to better reproduce the functional anatomy and more closely replicate the normal movement and stability of the knee. Research shows that the medial side of the knee is more stable than the lateral. The medial stabilized designs attempt to mimic that asymmetric stability. The concept of the medial-stabilized TKA design was to provide a more natural type of knee with a ball-in-socket type of congruency on the medial compartment and more movement laterally. Yet, this. The effect of implant design on sagittal plane stability: a randomized trial of medial- versus posterior-stabilized total knee arthroplasty. J Knee Surg 2020;33:452-458. Tso R, Smith J, Doma K, Grant A, McEwen P. Clinical and patient-reported outcomes of medial stabilized versus nonemedial stabilized prostheses in total knee arthroplasty: a.

Evaluation of the Medial Stabilized Knee Design Using Data

The rationale behind the medial-stabilized knee and the medial-pivot knee is that if you look at the normal kinematics of the knee for most people, they will have a medial pivot kinematic, so. Objective: kinematic alignment technique has been recently described as a new surgical procedure able to restore the patient specific physiological knee alignment; furthermore, new prosthesis, as medial stabilized (MS) third generation TKA, were designed to better reproduce the anatomical shape of the knee Haddad v Ranawat: The Medial Stabilized Knee: The Post-Cam Replacement. This week's Orthopaedic Crossfire® debate was part of the 33rd Annual Current Concepts in Joint Replacement® (CCJR®), Winter meeting, which took place in Orlando. This week's topic is The Medial Stabilized Knee: The Post-Cam Replacement .

Various designs of total knee arthroplasty (TKA) have provided satisfactory outcomes for the treatment of knee osteoarthritis for many years. The aim of the study is to evaluate the success and failure rate of the medial stabilized (MS) TKA design through national joint registries and the current literature Assessment of the antero-posterior and rotational stability of the anterior cruciate ligament analogue in a guided motion bi-cruciate stabilized total knee arthroplasty. Journal of Medical Engineering & Technology. 2009;33(8):610-615. 4) Pritchett JW. Patients prefer a bicruciate-retaining or the medial pivot total knee prosthesis. J Arthroplasty The medial stabilized TKA design is supposed to replicate physiological kinematics more than the posterior-stabilized TKA system. We conducted this study to compare a newly developed medial stabilized design with a conventional posterior-stabilized design in terms of femorotibial kinematics and contact patterns in vitro A posterior stabilized (PS) TKA design (GMK Primary, Medacta International, Castel San Pietro, Switzerland) and a medial stabilized (MS) TKA design (GMK Sphere, Medacta International,Castel San Pietro, Switzerland) were used. Both prosthesis designs use the same tibial baseplate which was implanted once and never changed again during the. Use of a medially stabilized implant system in patients undergoing total knee arthroplasty yielded superior clinical outcomes compared with a posterior-stabilized implant system, according to results

(PDF) Prepping the knee in maximal flexion: Getting into

The meta-analysis revealed that the medial stabilized group had a mean FJS that was 13.8 points higher than that of the non-medial stabilized TKA (mean difference [MD]: 13.83, P ≤ .0001, 95% confidence interval [CI]: 8.90-18.76, I 2 = 0%) which was less than the minima Which total knee arthroplasty (TKA) design represents the better solution to restore a correct knee biomechanics is still debated. The aim of this study was to compare posterior stabilized (PS) and cruciate retaining (CR) version of the same TKA design (femoral component with an anatomic sagittal radius—J-curve design) by the use of dynamic Roentgen stereophotogrammetric analysis (RSA)

Europe PMC is an archive of life sciences journal literature. Objective: kinematic alignment technique has been recently described as a new surgical procedure able to restore the patient specific physiological knee alignment; furthermore, new prosthesis, as medial stabilized (MS) third generation TKA, were designed to better reproduce the anatomical shape of the knee To evaluate if there was a correlation between in vivo kinematics of a medial-stabilized (MS) total knee arthroplasty (TKA) and post-operative clinical scores. We hypothesized that (1) a MS-TKA would produce a medial pivot movement and that (2) this specific pattern would be correlated with higher clinical scores. 18 patients were evaluated through clinical and functional scores evaluation. In the 1990s, the medial stabilized (MS) TKA design was introduced in order to reproduce the in-vivo kinematics of the native knee by mimicking the asymmetric constraint profile of the knee. 18 The MS design features a deeper, highly conforming medial compartment, similar to a ball-in-socket articulation, and a less congruent (relatively flat. Results. A total of 857 articles yielded 21 studies eligible for inclusion with 13 studies used for quantitative analysis. The meta-analysis revealed that the medial stabilized group had a mean FJS that was 13.8 points higher than that of the non-medial stabilized TKA (mean difference [MD]: 13.83, P ≤ .0001, 95% confidence interval [CI]: 8.90-18.76, I 2 = 0%) which was less than the.

In vivo femorotibial kinematics of medial-stabilized total

  1. Keywords: total knee arthroplasty, posterior-stabilized, medial-pivot, gait, in vivo kinematics, patient satisfaction Citation: Tan J, Zou D, Zhang X, Zheng N, Pan Y, Ling Z, Tsai T-Y and Chen Y (2021) Loss of Knee Flexion and Femoral Rollback of the Medial-Pivot and Posterior-Stabilized Total Knee Arthroplasty During Early-Stance of Walking in.
  2. g medial tibio-femoral articulation with survival comparable to contemporary knee designs. Posterior stabilized (PS) TKAs use cam-post mechanism to restore native femoral rollback. However, there is conflicting evidence regarding the reported patient satisfaction with MP TKA.
  3. In summary, unilateral TKA with a medial pivot prosthesis can yield satisfactory outcomes with superior patellofemoral performance attributed to the prosthesis' patella‐friendly design characteristics compared with a conventional posterior‐stabilized prosthesis

34. Samy DA, Wolfstadt JI, Vaidee I, Backstein DJ. A Retrospective Comparison of a Medial Pivot and Posterior-Stabilized Total Knee Arthroplasty With Respect to Patient-Reported and Radiographic Outcomes. J Arthroplasty. 2018;33:1379-1383 LaMontagne M, et al. Quadriceps and Hamstring Muscle Activation and Function Following Medial Pivot and Posterior Stabilized TKA: Pilot Study; Karachalios Th et al. An 11- to 15- year clinical outcome study of advance medial pivot knee arthroplasty. Bone Joint J 201 Most TKA designs removal of the ACL, and the PCL in posterior-stabilized design, but the TKA do not fully restore the function of those ligaments. Based on this philosophy, the medial pivot TKA was designed to provide better function, patient satisfaction and increased survival

Stability of Uncemented Medially Stabilized TKA - Full

  1. An interesting analysis has been conducted by Dennis et al 21 involving 33 different designs of TKA with the object to evaluate implants variables that affect knee kinematics: the authors observed a medial pivot pattern in 50.6% of the patients with TKA during the gait and in 58% of the patients with TKA during the deep knee bend maneuver.
  2. On physical exam he has medial and lateral joint line tenderness and no instability. Radiographs are provided in figures A and B. Conservative therapy with NSAID's and viscosupplementation is initiated. Posterior stabilized total knee arthroplasty. 62% (1392/2236) 4. Constrained nonhinged total knee arthroplasty. 3% (72/2236) 5. Constrained.
  3. Constrained condylar TKA (CCK) system is recommended for patients having an unstable knee with severe deformity, medial collateral ligament (MCL) deficiency, and inadequate soft tissue balance during flexion and extension
  4. The SIGMA ® Knee System offers one of today's most comprehensive, integrated knee systems. Based on the clinically successful P.F.C. ® Total Knee System introduced in 1984, the SIGMA Knee continues a history on innovation based on clinical evidence. The SIGMA ® Knee embraces a wide variety of surgeon philosophies and surgical techniques, while providing function, clinical results, and a.
  5. 8. Incavo, S. et al. Tibial Plateau Coverage in Total Knee Arthroplasty. Clinical Orthopaedics and Related Research. 299: 81-85, 1994. All trademarks belong to Zimmer Biomet. This material is intended for the sole use and benefit of the Zimmer Biomet sales force and physicians. It is not to be redistributed, duplicated
Biomechanical analysis of the tibial tray design in TKA

Posterior-Stabilized Designs. One of the most commonly used type of implant in total knee replacement is a posterior-stabilized component. In this design, the cruciate ligaments are removed and parts of the implant substitute for the posterior cruciate ligament (PCL) Treatment of Instability After Total Knee Replacement. Fig. 45.1. Long leg X-rays show lateral opening of the joint space and lateral thrust during walking. Instability may occur during surgery due to accidental damage of soft tissues. Late instability may occur due to trauma, component subsidence or secondary soft tissue stretching or rupture. TKA INSTABILITY. Bert Parcells. March 13, 2017. Instability is associated with almost 50% of early revisions and 10-20% of all revisions. Instability is caused by a multitude of underlying issues. Gap imbalance, coronal imbalance (failed soft tissue tensioning, or ligament rupture/attenuation), component malpositioning (ie internal rotation. On physical exam he has medial and lateral joint line tenderness and no instability. Radiographs are provided in figures A and B. Conservative therapy with NSAID's and viscosupplementation is initiated. Posterior stabilized total knee arthroplasty. 63% (1369/2187) 4. Constrained nonhinged total knee arthroplasty. 3% (68/2187) 5. Constrained. LaMontagne M, et al. Quadriceps and Hamstring Muscle Activation and Function Following Medial Pivot and Posterior Stabilized TKA: Pilot Study Pritchett JW. Patients prefer a bicruciate-retaining or the medial pivot total knee prosthesis

Medial stabilized and posterior stabilized TKA affect

Arthroplasty, knee, condyle and plateau; medial AND lateral compartments with or without patella resurfacing (total knee arthroplasty) Revision 27486 Revision of total knee arthroplasty, with or without allograft; 1 component 27487 Revision of total knee arthroplasty, with or without allograft; femoral and entire tibial component Remova BACKGROUND: Previous studies suggested that changes in kinematics in total knee arthroplasty (TKA) affected satisfaction level. The aim of this cadaveric study was to evaluate the effect of medial collateral ligament (MCL) release by multiple needle puncture on knee rotational kinematics in posterior-stabilized TKA which is routinely removed during TKA, plays a major role in normal knee mechanics [20]. The current authors have previously described a surgical technique [21], adapted to a third-generation TKA medial pivot design [22,23], that has shown very satisfactory results when compared to other classical techniques and posterior-stabilized implants [11]

Share Your Story. A total knee replacement generally requires between one and a half to three hours of operative time. Post-surgery, patients are taken to a recovery room, where vital organs are frequently monitored. When stabilized, patients are returned to their hospital room Knee replacement, also known as knee arthroplasty, is a surgical procedure to replace the weight-bearing surfaces of the knee joint to relieve pain and disability.It is most commonly performed for osteoarthritis, and also for other knee diseases such as rheumatoid arthritis and psoriatic arthritis.In patients with severe deformity from advanced rheumatoid arthritis, trauma, or long-standing. Background: Medial stabilized total knee joint replacement (TKJR) construct is designed to closely replicate the kinematics of the knee. Little is known regarding comparison of clinical functional outcomes of patients utilising validated patient reported outcome measures (PROM) after medial stabilized TKJR and other construct designs To assess the effect of each step of medial soft-tissue releases on the joint gap angle during posterior-stabilised total knee arthroplasty (TKA). Methods. 82 women and 9 men (mean age, 72 years) with medial osteoarthritic knees underwent 100 posterior-stabilised TKAs, in which release of superficial fibres of the medial collateral ligament. Intraoperative femoral condyle fracture is a significant but rarely reported complication during primary total knee arthroplasty (TKA). This is the first study to identify the incidence, risk factors, location and outcome of these fractures in an Asian population with modern posterior-stabilized (PS) TKA. We reviewed 2682 consecutive primary TKAs performed between 2011 and 2017 in a single.

A total of 857 articles yielded 21 studies eligible for inclusion with 13 studies used for quantitative analysis. The meta-analysis revealed that the medial stabilized group had a mean FJS that was 13.8 points higher than that of the non-medial stabilized TKA (mean difference [MD]: 13.83, P ≤ .0001, 95% confidence interval [CI]: 8.90-18.76, I 2 = 0%) which was less than the minimal. PURPOSE: Which total knee arthroplasty (TKA) design represents the better solution to restore a correct knee biomechanics is still debated. The aim of this study was to compare posterior stabilized (PS) and cruciate retaining (CR) version of the same TKA design (femoral component with an anatomic sagittal radius-J-curve design) by the use of dynamic Roentgen stereophotogrammetric analysis (RSA) Different posterior tibial slopes (PTS) after posterior-stabilized total knee arthroplasty (PS-TKA) may lead to different biomechanical characteristics of knee joint. This cadaveric study was designed to investigate the tibiofemoral kinematics and contact pressures after PS-TKA with different PTS. Nine human cadaveric knee specimens were used for PS-TKA with the PTS of 3°, 6°, and 9° The purpose of this study was to explore the mid-and long-term clinical effects of Chinese patients with medial pivot (MP) prosthesis and posterior-stabilized (PS) prosthesis after total knee arthroplasty (TKA), to provide a reference for the recommendation of clinical prostheses. A retrospective analysis of 802 patients who received TKA was performed from June 2010 to December 2013

Topics Covered Total Knee Arthroplasty: Can We Do Better Kinematic Alignment: The New Path Forward Michael Wagner, DO Restoring Natural Knee Function with Kinematic Alignment and a Medially Stabilized Implant Michael Wagner, DO Technique Combining Kinematic Alignment and Medial-Pivot TKA Robert Steensen, M It remains uncertain whether an increase in the tibial slope leads to better flexion in posterior-stabilized (PS) total knee prostheses. To compare the intra-operative flexion angle between standard and an additional 10° posterior slope inserts. Between December 2014 and February 2015, 22 patients (25 knees) who underwent PS mobile-bearing primary total knee arthroplasty (TKA) were included For posterior-stabilized total knee designs, subluxation data are not necessary. However, you should provide the flexion angle of the initial contact between the femoral component and the tibial. total knee arthroplasty (TKA). This is the first study to identify the incidence, risk factors, location and outcome of these fractures in an Asian population with modern posterior-stabilized (PS) TKA. Materials and methods: We reviewed 2682 consecutive primary TKAs performed between 2011 and 2017 in

Medial stabilised total knee arthroplasty achieves

The Medial Stabilized Knee Guides Knee Motion : Techniques

  1. The Correct Insert Thickness Restores Maximal Internal-External Rotation of a Medial Stabilized Posterior Cruciate Ligament Retaining TKA During Passive Flexion. FEATURING Alexander Nedopil. 24 views December 18, 2020 Posterior Stabilization in Total Knee Arthroplasty with Use of an Ultracongruent Insert. 92 views March 11, 2019 07:22
  2. that was treated by medial patellofemoral ligament reconstruction and lateral retinacular release. In addition, we provide a brief review of the related literature. J. Med. Invest. 61 : 409-412, August, 2014 Keywords: TKA (total knee arthroplasty), patellar dislocation, MPFL (medial patellofemoral ligament), reconstructio
  3. Varus malalignment is the most common deformity leading to total knee arthroplasty (TKA) for knee arthritis. For correcting this deformity, a stepwise approach is used by surgeons during TKA. When a severe varus malalignment is present, there are some concerns regarding balancing procedure, meaning that aggressive release of medial structures could lead to instability and need for a more.
  4. e if a particular kinematic 27 pattern promotes optimal clinical outcomes after TKA. 28 Keywords: total knee arthroplasty, medial pivot, kinematics, patient-reported outcome
  5. Charcot arthropathy of the knee is an extremely rare orthopedic disease that is very challenging for the treating physician and is associated with many complications, especially if it is occurring on both knees. Meanwhile, in the advanced stage, despite many potential complications, TKA is recognized as the gold standard. However, destruction of the medial tibial plateau is typical for the.
  6. The influence of joint distraction force on the soft-tissue balance using modified gap-balancing technique in posterior-stabilized total knee arthroplasty. J. Arthroplasty 32 , 2995-2999 (2017)
  7. e the in vivo kinematics of subjects implanted with a fixed bearing (FB) or mobile bearing (MB) posterior stabilized (PS) Total Knee.

Joseph Maratt, MD Medial Stabilized Knee Replacemen

  1. Complications Between 2 Total Knee Arthroplasty Systems in a Multicenter, Prospective Clinical Study. J Arthroplasty. 2017;32(9S):S187-S192. 8. 21. Indelli PF, Pipino G, Johnson P, Graceffa A, Marcucci M, Posterior-stabilized total knee arthroplasty: a matched pair analysis of a classic and its evolutional design. Arthroplasty Today. 2016; 2:193-8
  2. Iatrogenic intraoperative fractures are preventable complications in total knee arthroplasty. As press-fit fixation becomes more popular, further investigation into risk factors is needed. Some authors have suggested that smaller femurs may be at higher risk in posterior-stabilized constructs owing to industry designs trending toward larger, constant box sizes that increase the amount of bone.
  3. The purpose of this study is to investigate post-cam design via finite element analysis to evaluate the most normal-like knee mechanics. We developed five different three-dimensional computational models of customized posterior-stabilized (PS) total knee arthroplasty (TKA) involving identical surfaces with the exception of the post-cam geometry

Do medial-stabilized TKA designs confer better balance

Is Medial Pivot Design a Major Advancement in Total Knee

Knee stability drives prosthesis design, surgical

The hip-knee-ankle angle (HKA) ( Figure 1C ): is the medial angle between the cFMA and the cTMA, indicating the limb's mechanical alignment. A neutral mechanical alignment is varus 1.3 ± 1.3°, 19 and an angle of 0 ± 3° (180 ± 3°) is the classic safe target for alignment after TKA. 28. Anatomical tibiofemoral angle (aTFA) ( Figure 1D. The Vanguard knee system is produced by Zimmer-Biomet and provides a comprehensive total knee replacement system with flexibility to change from cruciate retaining (CR) to posterior stabilized (PS) within a single system US4298992A US06/113,632 US11363280A US4298992A US 4298992 A US4298992 A US 4298992A US 11363280 A US11363280 A US 11363280A US 4298992 A US4298992 A US 4298992A Authority US United States Prior art keywords tibial component post femoral posterior Prior art date 1980-01-21 Legal status (The legal status is an assumption and is not a legal conclusion

Combining kinematic alignment and medial stabilized design

stabilized and posterior cruciate retaining TKA has been reported [4]. We have developed a Medial Pivot (MP) TKA with alumina femoral component, and clinically used since 2001. The aim of the present study was to evaluate the difference in kinematics between measurements using the lowest point and the contac The total knee replacement market for posterior stabilized design segment valued at USD 3.9 billion in 2020 and is projected to witness 6.2% growth rate till 2027 propelled by the advantages posterior stabilized design offers that includes an improved range of motion and a more stable component interface

The medial patellofemoral ligament is a part of the complex network of soft tissues that stabilize the knee. The MPFL attaches the inside part of the patella (kneecap) to the long bone of the thigh, also called the femur. Together, the patella and femur compose the patellofemoral joint. Injury to the MPFL can occur when the patella dislocates. Step by step guide demonstrating how to do a TKR. Donate: https://paypal.me/MalekRacyThe video takes you through a cruciate retaining total knee replacement. The procedure for total knee replacement surgery involves resurfacing the diseased articular surfaces of the femur, tibia and patella. A metal covering is placed on the end of the femur and the top of the tibia. A plastic liner is inserted in between the metal components and a plastic covering is placed on the surface of the patella total knee arthroplasty, it is increasingly important to assess the mechanical performance of the posterior stabilized design. The purpose of this study was to examine the wear patterns specifically at the femoral cam-tibial post interface in a series of retrieved posterior stabilized prostheses Introduction. Knee mobilizations may be beneficial for individuals with a variety of conditions, including post-operative rehab and knee osteoarthritis (OA). Several studies have used knee mobilizations for treatment of knee pathology. The two with the longest follow-up, out to one year, include: 1. Knee OA - Deyle 2000

Keywords: Total knee arthroplasty, Tibial slope, Posterior stabilized, Mobile bearing, Flexion angle Introduction The maximum flexion angle after total knee arthroplast Publications Hanson GR, Moynihan AL, Suggs JF, Kwon YM, Johnson T, Li G. Kinematics of medial unicondylar knee arthroplasty: an in vivo investigation. J Knee Surg. 2009 Jul;22(3):237-42. Suggs JF, Kwon YM, Durbhakula SM, Hanson GR, Li G.In vivo flexion and kinematics of the knee after TKA: comparison of a conventional and a high flexion cruciate-retaining TKA design The Conformis Hip System is the only primary total hip replacement system on the market designed with 3D imaging technology to provide a stem and acetabular cup size that matches each patient's specific anatomy. SEE MORE ABOUT HIP REPLACEMENTS. Watch our video resources to hear from. patients, surgeons, and learn about Conformis

Haddad v Ranawat: The Medial Stabilized Knee: The Post

Medial reconstruction during total knee arthroplasty for severe valgus deformity. Clin Orthop . 1998;356:165 The epicondylar bed is prepared with a bone tamp to create a defect of 1 to 2 cm. Patellar Clunk Syndrome is a painful, palpable clunk that can occur at the patellofemoral articulation of a posterior stabilized TKA caused by a fibrous nodule of scar tissue. Diagnosis can be made clinically with the presence of a painful, palpable pop or catch as knee extends (~40° of flexion). Treatment is observation for patients.

  1. J-curve design total knee arthroplasty: the posterior stabilized shows wider medial pivot compared to the cruciate retaining during chair raising. Knee Surg Sports Traumatol Arthrosc. 2019 Aug 3. doi: 10.1007/s00167-019-05645-6
  2. INTRODUCTION. Total knee arthroplasty (TKA), also known as total knee replacement, is one of the most commonly performed orthopedic procedures. As of 2010, over 600,000 TKAs were being performed annually in the United States and were increasingly common [].Among older patients in the United States, the per capita number of primary TKAs doubled from 1991 to 2010 (from 31 to 62 per 10,000.
  3. 1. Introduction Conventional total knee arthroplasty (TKA) can include preservation of the posterior cruciate ligament (PCL) (cruciate-retaining, CR), removal of the PCL (posterior stabilized, PS), and substitution of the PCL (cruciate-substituting or cruciate-sacrificing, CS), but the anterior cruciate ligament (ACL) is still removed, and the knee after TKA has ACL dysfunction
  4. 1 Introduction. Conventional total knee arthroplasty (TKA) constitutes an effective surgical treatment for the restoration of basic function in late-stage arthritis patients and substantially increases their quality of life [1,2].However, a common problem associated with TKA is the post-operative decrease in knee strength [].Traditionally, TKA has been available in a limited number of sizes.
Lateral joint gap with patellofemoral joint reduction and

The traditional method for repairing a damaged knee is a total knee replacement surgery (TKR). Since the first operation in 1968, doctors have dramatically improved the procedure The Mako TKA System is used to consistently and repr oducibly plan and execute a primary Total Knee Arthroplasty (TKA). Using patient specific informatio n from a pre-operative CT scan, the surgeon has the Transepicondylar Axis is defined by a line connecting the surgical medial and lateral epicondyles. • Whiteside's Lin Scott et al. Prospective randomized comparison of posterior-stabilized versus condylar-stabilized total knee arthroplasty: final report of a five-year study The Journal of Arthroplasty Martin et al. Coronal alignment predicts the use of semi-constrained implants in contemporary total knee arthroplasty The Kne Background: This study compares knee kinematics in two groups of patients who have undergone primary total knee arthroplasty (TKA) using two different modern designs: medially congruent (MC) and posterior-stabilized (PS). The aim of the study is to demonstrate only minimal differences between the groups. Methods: Ten TKA patients (4 PS, 6 MC) with successful clinical outcomes were evaluated.

CIRROSurgical Strategies to Achieve a Custom-Fit TKA withVIDEO TECHNIQUES: Soft Tissue Balancing in a PS TKAStiehl JbChange in Range of Motion Angles From Preoperative to 1-yStefano GIANNOTTI | Associate Professor Ortopedia e

Global demand for the total knee replacement market was valued at around USD 9 Billion in 2019 and is anticipated to exceed USD 11 Billion in 2025, growing at a CAGR of over 4% between 2019 and 2025. Global Medial Pivot Implants Total Knee Replacement Market, 2015-2025 (USD Billion) 3.6. Global Posterior Stabilized Design Total Knee. Abstract Purpose Which total knee arthroplasty (TKA) design represents the better solution to restore a correct knee biomechanics is still debated. The aim of this study was to compare posterior stabilized (PS) and cruciate retaining (CR) version of the same TKA design (femoral component with an anatomic sagittal radius—J-curve design) by the. Objective: The purpose of this study was to explore the mid-and long-term clinical effects of Chinese patients with medial pivot (MP) prosthesis and posterior-stabilized (PS) prosthesis after total knee arthroplasty (TKA), to provide a reference for the recommendation of clinical prostheses PURPOSE: The purpose of the present study was to assess the kinematical behavior of a multi-radius posterior-stabilized (PS) mobile-bearing (MB) total knee arthroplasty (TKA) during an activity of daily living (Sit-To-Stand-STS) and a high demanding motor task (Deep-Knee-Lunge-DKL) using model-based dynamic RSA Background Many total knee arthroplasty (TKA) implants are designed to facilitate a medial pivot kinematic pattern. The purpose of this study was to determine whether intraoperative medial pivot kinematic patterns are associated with improved patient outcomes. Methods A retrospective review of consecutive primary TKAs was performed Posterior Cruciate Ligament Removal Contributes to Abnormal Knee Motion during Posterior Stabilized Total Knee Arthroplasty Melinda J. Cromie,1,2 Robert A. Siston,1,2,3,4 Nicholas J. Giori,2,5 Scott L. Delp1,3,5 1Department of Mechanical Engineering, Clark Center, Room S-321 Stanford University, Mail Code 5450, 318 Campus Drive, Stanford, California 94305-5450, 2Veterans Affairs Palo Alto.